Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/net/wireless/broadcom/Kconfig b/drivers/net/wireless/broadcom/Kconfig
index eebe286..bb1cb40 100644
--- a/drivers/net/wireless/broadcom/Kconfig
+++ b/drivers/net/wireless/broadcom/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 config WLAN_VENDOR_BROADCOM
 	bool "Broadcom devices"
 	default y
diff --git a/drivers/net/wireless/broadcom/Makefile b/drivers/net/wireless/broadcom/Makefile
index 9d5ac95..1a8384d 100644
--- a/drivers/net/wireless/broadcom/Makefile
+++ b/drivers/net/wireless/broadcom/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 obj-$(CONFIG_B43)		+= b43/
 obj-$(CONFIG_B43LEGACY)		+= b43legacy/
 
diff --git a/drivers/net/wireless/broadcom/b43/Kconfig b/drivers/net/wireless/broadcom/b43/Kconfig
index fba8560..3b582e7 100644
--- a/drivers/net/wireless/broadcom/b43/Kconfig
+++ b/drivers/net/wireless/broadcom/b43/Kconfig
@@ -1,9 +1,11 @@
+# SPDX-License-Identifier: GPL-2.0-only
 config B43
 	tristate "Broadcom 43xx wireless support (mac80211 stack)"
 	depends on (BCMA_POSSIBLE || SSB_POSSIBLE) && MAC80211 && HAS_DMA
 	select BCMA if B43_BCMA
 	select SSB if B43_SSB
 	select FW_LOADER
+	select CORDIC
 	---help---
 	  b43 is a driver for the Broadcom 43xx series wireless devices.
 
diff --git a/drivers/net/wireless/broadcom/b43/b43.h b/drivers/net/wireless/broadcom/b43/b43.h
index b77d1a9..9fc7c08 100644
--- a/drivers/net/wireless/broadcom/b43/b43.h
+++ b/drivers/net/wireless/broadcom/b43/b43.h
@@ -909,7 +909,7 @@
 
 	/* Set this if we call ieee80211_register_hw() and check if we call
 	 * ieee80211_unregister_hw(). */
-	bool hw_registred;
+	bool hw_registered;
 
 	/* We can only have one operating interface (802.11 core)
 	 * at a time. General information about this interface follows.
diff --git a/drivers/net/wireless/broadcom/b43/bus.c b/drivers/net/wireless/broadcom/b43/bus.c
index 17d16a3..fdb1c82 100644
--- a/drivers/net/wireless/broadcom/b43/bus.c
+++ b/drivers/net/wireless/broadcom/b43/bus.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -5,20 +6,6 @@
 
   Copyright (c) 2011 Rafał Miłecki <zajec5@gmail.com>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/debugfs.c b/drivers/net/wireless/broadcom/b43/debugfs.c
index 7704638..1325727 100644
--- a/drivers/net/wireless/broadcom/b43/debugfs.c
+++ b/drivers/net/wireless/broadcom/b43/debugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -6,20 +7,6 @@
 
   Copyright (c) 2005-2007 Michael Buesch <m@bues.ch>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
@@ -668,15 +655,13 @@
 static void b43_add_dynamic_debug(struct b43_wldev *dev)
 {
 	struct b43_dfsentry *e = dev->dfsentry;
-	struct dentry *d;
 
-#define add_dyn_dbg(name, id, initstate) do {		\
-	e->dyn_debug[id] = (initstate);			\
-	d = debugfs_create_bool(name, 0600, e->subdir,	\
-				&(e->dyn_debug[id]));	\
-	if (!IS_ERR(d))					\
-		e->dyn_debug_dentries[id] = d;		\
-				} while (0)
+#define add_dyn_dbg(name, id, initstate) do {			\
+	e->dyn_debug[id] = (initstate);				\
+	e->dyn_debug_dentries[id] =				\
+		debugfs_create_bool(name, 0600, e->subdir,	\
+				&(e->dyn_debug[id]));		\
+	} while (0)
 
 	add_dyn_dbg("debug_xmitpower", B43_DBG_XMITPOWER, false);
 	add_dyn_dbg("debug_dmaoverflow", B43_DBG_DMAOVERFLOW, false);
@@ -718,19 +703,6 @@
 
 	snprintf(devdir, sizeof(devdir), "%s", wiphy_name(dev->wl->hw->wiphy));
 	e->subdir = debugfs_create_dir(devdir, rootdir);
-	if (!e->subdir || IS_ERR(e->subdir)) {
-		if (e->subdir == ERR_PTR(-ENODEV)) {
-			b43dbg(dev->wl, "DebugFS (CONFIG_DEBUG_FS) not "
-			       "enabled in kernel config\n");
-		} else {
-			b43err(dev->wl, "debugfs: cannot create %s directory\n",
-			       devdir);
-		}
-		dev->dfsentry = NULL;
-		kfree(log->log);
-		kfree(e);
-		return;
-	}
 
 	e->mmio16read_next = 0xFFFF; /* invalid address */
 	e->mmio32read_next = 0xFFFF; /* invalid address */
@@ -741,13 +713,10 @@
 
 #define ADD_FILE(name, mode)	\
 	do {							\
-		struct dentry *d;				\
-		d = debugfs_create_file(__stringify(name),	\
+		e->file_##name.dentry =				\
+			debugfs_create_file(__stringify(name),	\
 					mode, e->subdir, dev,	\
 					&fops_##name.fops);	\
-		e->file_##name.dentry = NULL;			\
-		if (!IS_ERR(d))					\
-			e->file_##name.dentry = d;		\
 	} while (0)
 
 
@@ -818,8 +787,6 @@
 void b43_debugfs_init(void)
 {
 	rootdir = debugfs_create_dir(KBUILD_MODNAME, NULL);
-	if (IS_ERR(rootdir))
-		rootdir = NULL;
 }
 
 void b43_debugfs_exit(void)
diff --git a/drivers/net/wireless/broadcom/b43/dma.c b/drivers/net/wireless/broadcom/b43/dma.c
index d46d57b..31bf71a 100644
--- a/drivers/net/wireless/broadcom/b43/dma.c
+++ b/drivers/net/wireless/broadcom/b43/dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -10,20 +11,6 @@
   Copyright (C) 2002 David S. Miller
   Copyright (C) Pekka Pietikainen
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
@@ -431,9 +418,9 @@
 	u16 ring_mem_size = (ring->type == B43_DMA_64BIT) ?
 				B43_DMA64_RINGMEMSIZE : B43_DMA32_RINGMEMSIZE;
 
-	ring->descbase = dma_zalloc_coherent(ring->dev->dev->dma_dev,
-					     ring_mem_size, &(ring->dmabase),
-					     GFP_KERNEL);
+	ring->descbase = dma_alloc_coherent(ring->dev->dev->dma_dev,
+					    ring_mem_size, &(ring->dmabase),
+					    GFP_KERNEL);
 	if (!ring->descbase)
 		return -ENOMEM;
 
@@ -810,7 +797,7 @@
 	}
 }
 
-static u64 supported_dma_mask(struct b43_wldev *dev)
+static enum b43_dmatype b43_engine_type(struct b43_wldev *dev)
 {
 	u32 tmp;
 	u16 mmio_base;
@@ -820,14 +807,14 @@
 	case B43_BUS_BCMA:
 		tmp = bcma_aread32(dev->dev->bdev, BCMA_IOST);
 		if (tmp & BCMA_IOST_DMA64)
-			return DMA_BIT_MASK(64);
+			return B43_DMA_64BIT;
 		break;
 #endif
 #ifdef CONFIG_B43_SSB
 	case B43_BUS_SSB:
 		tmp = ssb_read32(dev->dev->sdev, SSB_TMSHIGH);
 		if (tmp & SSB_TMSHIGH_DMA64)
-			return DMA_BIT_MASK(64);
+			return B43_DMA_64BIT;
 		break;
 #endif
 	}
@@ -836,20 +823,7 @@
 	b43_write32(dev, mmio_base + B43_DMA32_TXCTL, B43_DMA32_TXADDREXT_MASK);
 	tmp = b43_read32(dev, mmio_base + B43_DMA32_TXCTL);
 	if (tmp & B43_DMA32_TXADDREXT_MASK)
-		return DMA_BIT_MASK(32);
-
-	return DMA_BIT_MASK(30);
-}
-
-static enum b43_dmatype dma_mask_to_engine_type(u64 dmamask)
-{
-	if (dmamask == DMA_BIT_MASK(30))
-		return B43_DMA_30BIT;
-	if (dmamask == DMA_BIT_MASK(32))
 		return B43_DMA_32BIT;
-	if (dmamask == DMA_BIT_MASK(64))
-		return B43_DMA_64BIT;
-	B43_WARN_ON(1);
 	return B43_DMA_30BIT;
 }
 
@@ -1056,42 +1030,6 @@
 	destroy_ring(dma, tx_ring_mcast);
 }
 
-static int b43_dma_set_mask(struct b43_wldev *dev, u64 mask)
-{
-	u64 orig_mask = mask;
-	bool fallback = false;
-	int err;
-
-	/* Try to set the DMA mask. If it fails, try falling back to a
-	 * lower mask, as we can always also support a lower one. */
-	while (1) {
-		err = dma_set_mask_and_coherent(dev->dev->dma_dev, mask);
-		if (!err)
-			break;
-		if (mask == DMA_BIT_MASK(64)) {
-			mask = DMA_BIT_MASK(32);
-			fallback = true;
-			continue;
-		}
-		if (mask == DMA_BIT_MASK(32)) {
-			mask = DMA_BIT_MASK(30);
-			fallback = true;
-			continue;
-		}
-		b43err(dev->wl, "The machine/kernel does not support "
-		       "the required %u-bit DMA mask\n",
-		       (unsigned int)dma_mask_to_engine_type(orig_mask));
-		return -EOPNOTSUPP;
-	}
-	if (fallback) {
-		b43info(dev->wl, "DMA mask fallback from %u-bit to %u-bit\n",
-			(unsigned int)dma_mask_to_engine_type(orig_mask),
-			(unsigned int)dma_mask_to_engine_type(mask));
-	}
-
-	return 0;
-}
-
 /* Some hardware with 64-bit DMA seems to be bugged and looks for translation
  * bit in low address word instead of high one.
  */
@@ -1114,15 +1052,15 @@
 int b43_dma_init(struct b43_wldev *dev)
 {
 	struct b43_dma *dma = &dev->dma;
+	enum b43_dmatype type = b43_engine_type(dev);
 	int err;
-	u64 dmamask;
-	enum b43_dmatype type;
 
-	dmamask = supported_dma_mask(dev);
-	type = dma_mask_to_engine_type(dmamask);
-	err = b43_dma_set_mask(dev, dmamask);
-	if (err)
+	err = dma_set_mask_and_coherent(dev->dev->dma_dev, DMA_BIT_MASK(type));
+	if (err) {
+		b43err(dev->wl, "The machine/kernel does not support "
+		       "the required %u-bit DMA mask\n", type);
 		return err;
+	}
 
 	switch (dev->dev->bus_type) {
 #ifdef CONFIG_B43_BCMA
@@ -1432,7 +1370,7 @@
 		goto out;
 	}
 
-	if (unlikely(WARN_ON(free_slots(ring) < TX_SLOTS_PER_FRAME))) {
+	if (WARN_ON(free_slots(ring) < TX_SLOTS_PER_FRAME)) {
 		/* If we get here, we have a real error with the queue
 		 * full, but queues not stopped. */
 		b43err(dev->wl, "DMA queue overflow\n");
@@ -1826,7 +1764,7 @@
 	enum b43_dmatype type;
 	u16 mmio_base;
 
-	type = dma_mask_to_engine_type(supported_dma_mask(dev));
+	type = b43_engine_type(dev);
 
 	mmio_base = b43_dmacontroller_base(type, engine_index);
 	direct_fifo_rx(dev, type, mmio_base, enable);
diff --git a/drivers/net/wireless/broadcom/b43/leds.c b/drivers/net/wireless/broadcom/b43/leds.c
index 87131f6..982a772 100644
--- a/drivers/net/wireless/broadcom/b43/leds.c
+++ b/drivers/net/wireless/broadcom/b43/leds.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -9,20 +10,6 @@
   Copyright (c) 2005 Danny van Dyk <kugelfang@gentoo.org>
   Copyright (c) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/lo.c b/drivers/net/wireless/broadcom/b43/lo.c
index a335f94..5d97cf0 100644
--- a/drivers/net/wireless/broadcom/b43/lo.c
+++ b/drivers/net/wireless/broadcom/b43/lo.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -10,20 +11,6 @@
   Copyright (c) 2005, 2006 Danny van Dyk <kugelfang@gentoo.org>
   Copyright (c) 2005, 2006 Andreas Jaggi <andreas.jaggi@waterwave.ch>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/main.c b/drivers/net/wireless/broadcom/b43/main.c
index b37e739..b85603e 100644
--- a/drivers/net/wireless/broadcom/b43/main.c
+++ b/drivers/net/wireless/broadcom/b43/main.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -15,20 +16,6 @@
   Some parts of the code in this file are derived from the ipw2200
   driver  Copyright(c) 2003 - 2004 Intel Corporation.
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
@@ -485,7 +472,6 @@
 		val = swab32(val);
 
 	b43_write32(dev, B43_MMIO_RAM_CONTROL, offset);
-	mmiowb();
 	b43_write32(dev, B43_MMIO_RAM_DATA, val);
 }
 
@@ -656,9 +642,7 @@
 	/* The hardware guarantees us an atomic write, if we
 	 * write the low register first. */
 	b43_write32(dev, B43_MMIO_REV3PLUS_TSF_LOW, low);
-	mmiowb();
 	b43_write32(dev, B43_MMIO_REV3PLUS_TSF_HIGH, high);
-	mmiowb();
 }
 
 void b43_tsf_write(struct b43_wldev *dev, u64 tsf)
@@ -1822,11 +1806,9 @@
 		if (b43_bus_host_is_sdio(dev->dev)) {
 			/* wl->mutex is enough. */
 			b43_do_beacon_update_trigger_work(dev);
-			mmiowb();
 		} else {
 			spin_lock_irq(&wl->hardirq_lock);
 			b43_do_beacon_update_trigger_work(dev);
-			mmiowb();
 			spin_unlock_irq(&wl->hardirq_lock);
 		}
 	}
@@ -2078,7 +2060,6 @@
 
 	mutex_lock(&dev->wl->mutex);
 	b43_do_interrupt_thread(dev);
-	mmiowb();
 	mutex_unlock(&dev->wl->mutex);
 
 	return IRQ_HANDLED;
@@ -2143,7 +2124,6 @@
 
 	spin_lock(&dev->wl->hardirq_lock);
 	ret = b43_do_interrupt(dev);
-	mmiowb();
 	spin_unlock(&dev->wl->hardirq_lock);
 
 	return ret;
@@ -2610,18 +2590,13 @@
 
 	err = ieee80211_register_hw(wl->hw);
 	if (err)
-		goto err_one_core_detach;
-	wl->hw_registred = true;
+		goto out;
+	wl->hw_registered = true;
 	b43_leds_register(wl->current_dev);
 
 	/* Register HW RNG driver */
 	b43_rng_init(wl);
 
-	goto out;
-
-err_one_core_detach:
-	b43_one_core_detach(dev->dev);
-
 out:
 	kfree(ctx);
 }
@@ -5493,13 +5468,11 @@
 static void b43_one_core_detach(struct b43_bus_dev *dev)
 {
 	struct b43_wldev *wldev;
-	struct b43_wl *wl;
 
 	/* Do not cancel ieee80211-workqueue based work here.
 	 * See comment in b43_remove(). */
 
 	wldev = b43_bus_get_wldev(dev);
-	wl = wldev->wl;
 	b43_debugfs_remove_device(wldev);
 	b43_wireless_core_detach(wldev);
 	list_del(&wldev->list);
@@ -5610,7 +5583,7 @@
 
 	wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_CQM_RSSI_LIST);
 
-	wl->hw_registred = false;
+	wl->hw_registered = false;
 	hw->max_rates = 2;
 	SET_IEEE80211_DEV(hw, dev->dev);
 	if (is_valid_ether_addr(sprom->et1mac))
@@ -5693,7 +5666,7 @@
 	B43_WARN_ON(!wl);
 	if (!wldev->fw.ucode.data)
 		return;			/* NULL if firmware never loaded */
-	if (wl->current_dev == wldev && wl->hw_registred) {
+	if (wl->current_dev == wldev && wl->hw_registered) {
 		b43_leds_stop(wldev);
 		ieee80211_unregister_hw(wl->hw);
 	}
@@ -5776,7 +5749,7 @@
 	B43_WARN_ON(!wl);
 	if (!wldev->fw.ucode.data)
 		return;			/* NULL if firmware never loaded */
-	if (wl->current_dev == wldev && wl->hw_registred) {
+	if (wl->current_dev == wldev && wl->hw_registered) {
 		b43_leds_stop(wldev);
 		ieee80211_unregister_hw(wl->hw);
 	}
diff --git a/drivers/net/wireless/broadcom/b43/main.h b/drivers/net/wireless/broadcom/b43/main.h
index c46430c..d94ab86 100644
--- a/drivers/net/wireless/broadcom/b43/main.h
+++ b/drivers/net/wireless/broadcom/b43/main.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
 
   Broadcom B43 wireless driver
@@ -11,20 +12,6 @@
   Some parts of the code in this file are derived from the ipw2200
   driver  Copyright(c) 2003 - 2004 Intel Corporation.
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/phy_ac.c b/drivers/net/wireless/broadcom/b43/phy_ac.c
index 52f8aba..756cd44 100644
--- a/drivers/net/wireless/broadcom/b43/phy_ac.c
+++ b/drivers/net/wireless/broadcom/b43/phy_ac.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Broadcom B43 wireless driver
  * IEEE 802.11ac AC-PHY support
  *
  * Copyright (c) 2015 Rafał Miłecki <zajec5@gmail.com>
- *
- * This program is free software; you can redistribute	it and/or modify it
- * under  the terms of	the GNU General	 Public License as published by the
- * Free Software Foundation;  either version 2 of the  License, or (at your
- * option) any later version.
  */
 
 #include "b43.h"
diff --git a/drivers/net/wireless/broadcom/b43/phy_common.c b/drivers/net/wireless/broadcom/b43/phy_common.c
index 85f2ca9..923d4cb 100644
--- a/drivers/net/wireless/broadcom/b43/phy_common.c
+++ b/drivers/net/wireless/broadcom/b43/phy_common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -9,20 +10,6 @@
   Copyright (c) 2005, 2006 Danny van Dyk <kugelfang@gentoo.org>
   Copyright (c) 2005, 2006 Andreas Jaggi <andreas.jaggi@waterwave.ch>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
@@ -604,50 +591,3 @@
 #endif
 	}
 }
-
-/* http://bcm-v4.sipsolutions.net/802.11/PHY/Cordic */
-struct b43_c32 b43_cordic(int theta)
-{
-	static const u32 arctg[] = {
-		2949120, 1740967, 919879, 466945, 234379, 117304,
-		  58666,   29335,  14668,   7334,   3667,   1833,
-		    917,     458,    229,    115,     57,     29,
-	};
-	u8 i;
-	s32 tmp;
-	s8 signx = 1;
-	u32 angle = 0;
-	struct b43_c32 ret = { .i = 39797, .q = 0, };
-
-	while (theta > (180 << 16))
-		theta -= (360 << 16);
-	while (theta < -(180 << 16))
-		theta += (360 << 16);
-
-	if (theta > (90 << 16)) {
-		theta -= (180 << 16);
-		signx = -1;
-	} else if (theta < -(90 << 16)) {
-		theta += (180 << 16);
-		signx = -1;
-	}
-
-	for (i = 0; i <= 17; i++) {
-		if (theta > angle) {
-			tmp = ret.i - (ret.q >> i);
-			ret.q += ret.i >> i;
-			ret.i = tmp;
-			angle += arctg[i];
-		} else {
-			tmp = ret.i + (ret.q >> i);
-			ret.q -= ret.i >> i;
-			ret.i = tmp;
-			angle -= arctg[i];
-		}
-	}
-
-	ret.i *= signx;
-	ret.q *= signx;
-
-	return ret;
-}
diff --git a/drivers/net/wireless/broadcom/b43/phy_common.h b/drivers/net/wireless/broadcom/b43/phy_common.h
index 57a1ad8..4213cac 100644
--- a/drivers/net/wireless/broadcom/b43/phy_common.h
+++ b/drivers/net/wireless/broadcom/b43/phy_common.h
@@ -7,13 +7,6 @@
 
 struct b43_wldev;
 
-/* Complex number using 2 32-bit signed integers */
-struct b43_c32 { s32 i, q; };
-
-#define CORDIC_CONVERT(value)	(((value) >= 0) ? \
-				 ((((value) >> 15) + 1) >> 1) : \
-				 -((((-(value)) >> 15) + 1) >> 1))
-
 /* PHY register routing bits */
 #define B43_PHYROUTE			0x0C00 /* PHY register routing bits mask */
 #define  B43_PHYROUTE_BASE		0x0000 /* Base registers */
@@ -450,6 +443,4 @@
 
 void b43_phy_force_clock(struct b43_wldev *dev, bool force);
 
-struct b43_c32 b43_cordic(int theta);
-
 #endif /* LINUX_B43_PHY_COMMON_H_ */
diff --git a/drivers/net/wireless/broadcom/b43/phy_g.c b/drivers/net/wireless/broadcom/b43/phy_g.c
index f59c021..1e022ec 100644
--- a/drivers/net/wireless/broadcom/b43/phy_g.c
+++ b/drivers/net/wireless/broadcom/b43/phy_g.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -9,20 +10,6 @@
   Copyright (c) 2005, 2006 Danny van Dyk <kugelfang@gentoo.org>
   Copyright (c) 2005, 2006 Andreas Jaggi <andreas.jaggi@waterwave.ch>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/phy_ht.c b/drivers/net/wireless/broadcom/b43/phy_ht.c
index c3158d0..6033df1 100644
--- a/drivers/net/wireless/broadcom/b43/phy_ht.c
+++ b/drivers/net/wireless/broadcom/b43/phy_ht.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -5,20 +6,6 @@
 
   Copyright (c) 2011 Rafał Miłecki <zajec5@gmail.com>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/phy_lp.c b/drivers/net/wireless/broadcom/b43/phy_lp.c
index 6922cbb..cfb953d 100644
--- a/drivers/net/wireless/broadcom/b43/phy_lp.c
+++ b/drivers/net/wireless/broadcom/b43/phy_lp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -6,23 +7,10 @@
   Copyright (c) 2008-2009 Michael Buesch <m@bues.ch>
   Copyright (c) 2009 Gábor Stefanik <netrolller.3d@gmail.com>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
+#include <linux/cordic.h>
 #include <linux/slab.h>
 
 #include "b43.h"
@@ -1780,9 +1768,9 @@
 {
 	struct b43_phy_lp *lpphy = dev->phy.lp;
 	u16 buf[64];
-	int i, samples = 0, angle = 0;
+	int i, samples = 0, theta = 0;
 	int rotation = (((36 * freq) / 20) << 16) / 100;
-	struct b43_c32 sample;
+	struct cordic_iq sample;
 
 	lpphy->tx_tone_freq = freq;
 
@@ -1798,10 +1786,10 @@
 	}
 
 	for (i = 0; i < samples; i++) {
-		sample = b43_cordic(angle);
-		angle += rotation;
-		buf[i] = CORDIC_CONVERT((sample.i * max) & 0xFF) << 8;
-		buf[i] |= CORDIC_CONVERT((sample.q * max) & 0xFF);
+		sample = cordic_calc_iq(CORDIC_FIXED(theta));
+		theta += rotation;
+		buf[i] = CORDIC_FLOAT((sample.i * max) & 0xFF) << 8;
+		buf[i] |= CORDIC_FLOAT((sample.q * max) & 0xFF);
 	}
 
 	b43_lptab_write_bulk(dev, B43_LPTAB16(5, 0), samples, buf);
@@ -1825,16 +1813,10 @@
 }
 
 
-static void lpphy_papd_cal(struct b43_wldev *dev, struct lpphy_tx_gains gains,
-			   int mode, bool useindex, u8 index)
-{
-	//TODO
-}
-
 static void lpphy_papd_cal_txpwr(struct b43_wldev *dev)
 {
 	struct b43_phy_lp *lpphy = dev->phy.lp;
-	struct lpphy_tx_gains gains, oldgains;
+	struct lpphy_tx_gains oldgains;
 	int old_txpctl, old_afe_ovr, old_rf, old_bbmult;
 
 	lpphy_read_tx_pctl_mode_from_hardware(dev);
@@ -1847,11 +1829,6 @@
 
 	lpphy_set_tx_power_control(dev, B43_LPPHY_TXPCTL_OFF);
 
-	if (dev->dev->chip_id == 0x4325 && dev->dev->chip_rev == 0)
-		lpphy_papd_cal(dev, gains, 0, 1, 30);
-	else
-		lpphy_papd_cal(dev, gains, 0, 1, 65);
-
 	if (old_afe_ovr)
 		lpphy_set_tx_gains(dev, oldgains);
 	lpphy_set_bb_mult(dev, old_bbmult);
diff --git a/drivers/net/wireless/broadcom/b43/phy_n.c b/drivers/net/wireless/broadcom/b43/phy_n.c
index 44ab080..d3c001f 100644
--- a/drivers/net/wireless/broadcom/b43/phy_n.c
+++ b/drivers/net/wireless/broadcom/b43/phy_n.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -6,23 +7,10 @@
   Copyright (c) 2008 Michael Buesch <m@bues.ch>
   Copyright (c) 2010-2011 Rafał Miłecki <zajec5@gmail.com>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
+#include <linux/cordic.h>
 #include <linux/delay.h>
 #include <linux/slab.h>
 #include <linux/types.h>
@@ -1513,7 +1501,7 @@
 
 /* http://bcm-v4.sipsolutions.net/802.11/PHY/N/LoadSampleTable */
 static int b43_nphy_load_samples(struct b43_wldev *dev,
-					struct b43_c32 *samples, u16 len) {
+					struct cordic_iq *samples, u16 len) {
 	struct b43_phy_n *nphy = dev->phy.n;
 	u16 i;
 	u32 *data;
@@ -1544,7 +1532,7 @@
 {
 	int i;
 	u16 bw, len, rot, angle;
-	struct b43_c32 *samples;
+	struct cordic_iq *samples;
 
 	bw = b43_is_40mhz(dev) ? 40 : 20;
 	len = bw << 3;
@@ -1561,7 +1549,7 @@
 		len = bw << 1;
 	}
 
-	samples = kcalloc(len, sizeof(struct b43_c32), GFP_KERNEL);
+	samples = kcalloc(len, sizeof(struct cordic_iq), GFP_KERNEL);
 	if (!samples) {
 		b43err(dev->wl, "allocation for samples generation failed\n");
 		return 0;
@@ -1570,10 +1558,10 @@
 	angle = 0;
 
 	for (i = 0; i < len; i++) {
-		samples[i] = b43_cordic(angle);
+		samples[i] = cordic_calc_iq(CORDIC_FIXED(angle));
 		angle += rot;
-		samples[i].q = CORDIC_CONVERT(samples[i].q * max);
-		samples[i].i = CORDIC_CONVERT(samples[i].i * max);
+		samples[i].q = CORDIC_FLOAT(samples[i].q * max);
+		samples[i].i = CORDIC_FLOAT(samples[i].i * max);
 	}
 
 	i = b43_nphy_load_samples(dev, samples, len);
@@ -5894,7 +5882,6 @@
 	struct ieee80211_channel *channel = dev->wl->hw->conf.chandef.chan;
 	struct b43_ppr *ppr = &nphy->tx_pwr_max_ppr;
 	u8 max; /* qdBm */
-	bool tx_pwr_state;
 
 	if (nphy->tx_pwr_last_recalc_freq == channel->center_freq &&
 	    nphy->tx_pwr_last_recalc_limit == phy->desired_txpower)
@@ -5930,7 +5917,6 @@
 	b43_ppr_apply_min(dev, ppr, INT_TO_Q52(8));
 
 	/* Apply */
-	tx_pwr_state = nphy->txpwrctrl;
 	b43_mac_suspend(dev);
 	b43_nphy_tx_power_ctl_setup(dev);
 	if (dev->dev->core_rev == 11 || dev->dev->core_rev == 12) {
@@ -6043,7 +6029,6 @@
 	u8 tx_pwr_state;
 	struct nphy_txgains target;
 	u16 tmp;
-	enum nl80211_band tmp2;
 	bool do_rssi_cal;
 
 	u16 clip[2];
@@ -6137,7 +6122,6 @@
 		b43_phy_write(dev, B43_NPHY_DUP40_BL, 0x9A4);
 	}
 
-	tmp2 = b43_current_band(dev->wl);
 	if (b43_nphy_ipa(dev)) {
 		b43_phy_set(dev, B43_NPHY_PAPD_EN0, 0x1);
 		b43_phy_maskset(dev, B43_NPHY_EPS_TABLE_ADJ0, 0x007F,
diff --git a/drivers/net/wireless/broadcom/b43/pio.c b/drivers/net/wireless/broadcom/b43/pio.c
index a4ff5e2..69f8b46 100644
--- a/drivers/net/wireless/broadcom/b43/pio.c
+++ b/drivers/net/wireless/broadcom/b43/pio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -6,20 +7,6 @@
 
   Copyright (c) 2005-2008 Michael Buesch <m@bues.ch>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/ppr.c b/drivers/net/wireless/broadcom/b43/ppr.c
index 9a77027..26514cc 100644
--- a/drivers/net/wireless/broadcom/b43/ppr.c
+++ b/drivers/net/wireless/broadcom/b43/ppr.c
@@ -1,18 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Broadcom B43 wireless driver
  * PPR (Power Per Rate) management
  *
  * Copyright (c) 2014 Rafał Miłecki <zajec5@gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
  */
 
 #include "ppr.h"
diff --git a/drivers/net/wireless/broadcom/b43/radio_2055.c b/drivers/net/wireless/broadcom/b43/radio_2055.c
index 5289a18..be841f8 100644
--- a/drivers/net/wireless/broadcom/b43/radio_2055.c
+++ b/drivers/net/wireless/broadcom/b43/radio_2055.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -6,20 +7,6 @@
   Copyright (c) 2008 Michael Buesch <m@bues.ch>
   Copyright (c) 2010 Rafał Miłecki <zajec5@gmail.com>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/radio_2056.c b/drivers/net/wireless/broadcom/b43/radio_2056.c
index 2ce2560..575c696 100644
--- a/drivers/net/wireless/broadcom/b43/radio_2056.c
+++ b/drivers/net/wireless/broadcom/b43/radio_2056.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -5,20 +6,6 @@
 
   Copyright (c) 2010 Rafał Miłecki <zajec5@gmail.com>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/radio_2057.c b/drivers/net/wireless/broadcom/b43/radio_2057.c
index ff1e026..bd7dafb 100644
--- a/drivers/net/wireless/broadcom/b43/radio_2057.c
+++ b/drivers/net/wireless/broadcom/b43/radio_2057.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -5,20 +6,6 @@
 
   Copyright (c) 2010 Rafał Miłecki <zajec5@gmail.com>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/radio_2059.c b/drivers/net/wireless/broadcom/b43/radio_2059.c
index a3cf9ef..d82fc9b 100644
--- a/drivers/net/wireless/broadcom/b43/radio_2059.c
+++ b/drivers/net/wireless/broadcom/b43/radio_2059.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -5,20 +6,6 @@
 
   Copyright (c) 2011 Rafał Miłecki <zajec5@gmail.com>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/rfkill.c b/drivers/net/wireless/broadcom/b43/rfkill.c
index 70c2fce..f0c9687 100644
--- a/drivers/net/wireless/broadcom/b43/rfkill.c
+++ b/drivers/net/wireless/broadcom/b43/rfkill.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -5,20 +6,6 @@
 
   Copyright (c) 2007 Michael Buesch <m@bues.ch>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/sdio.c b/drivers/net/wireless/broadcom/b43/sdio.c
index 59a5218..881a793 100644
--- a/drivers/net/wireless/broadcom/b43/sdio.c
+++ b/drivers/net/wireless/broadcom/b43/sdio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Broadcom B43 wireless driver
  *
@@ -5,11 +6,6 @@
  *
  * Copyright (C) 2009 Albert Herranz
  * Copyright (C) 2009 Michael Buesch <m@bues.ch>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or (at
- * your option) any later version.
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/net/wireless/broadcom/b43/sysfs.c b/drivers/net/wireless/broadcom/b43/sysfs.c
index 3190493..0679d13 100644
--- a/drivers/net/wireless/broadcom/b43/sysfs.c
+++ b/drivers/net/wireless/broadcom/b43/sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -6,20 +7,6 @@
 
   Copyright (c) 2006 Michael Buesch <m@bues.ch>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
@@ -129,7 +116,6 @@
 	} else
 		err = -ENOSYS;
 
-	mmiowb();
 	mutex_unlock(&wldev->wl->mutex);
 
 	return err ? err : count;
diff --git a/drivers/net/wireless/broadcom/b43/tables.c b/drivers/net/wireless/broadcom/b43/tables.c
index ea288df..25c891e 100644
--- a/drivers/net/wireless/broadcom/b43/tables.c
+++ b/drivers/net/wireless/broadcom/b43/tables.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -8,20 +9,6 @@
   Copyright (c) 2005 Danny van Dyk <kugelfang@gentoo.org>
   Copyright (c) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/tables_lpphy.c b/drivers/net/wireless/broadcom/b43/tables_lpphy.c
index ce01e16..71a7cd8 100644
--- a/drivers/net/wireless/broadcom/b43/tables_lpphy.c
+++ b/drivers/net/wireless/broadcom/b43/tables_lpphy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -6,20 +7,6 @@
   Copyright (c) 2009 Michael Buesch <m@bues.ch>
   Copyright (c) 2009 Gábor Stefanik <netrolller.3d@gmail.com>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/tables_nphy.c b/drivers/net/wireless/broadcom/b43/tables_nphy.c
index 44e0957..dad405a 100644
--- a/drivers/net/wireless/broadcom/b43/tables_nphy.c
+++ b/drivers/net/wireless/broadcom/b43/tables_nphy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -6,20 +7,6 @@
   Copyright (c) 2008 Michael Buesch <m@bues.ch>
   Copyright (c) 2010 Rafał Miłecki <zajec5@gmail.com>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/tables_phy_ht.c b/drivers/net/wireless/broadcom/b43/tables_phy_ht.c
index 176c49d..1acf2df 100644
--- a/drivers/net/wireless/broadcom/b43/tables_phy_ht.c
+++ b/drivers/net/wireless/broadcom/b43/tables_phy_ht.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -5,20 +6,6 @@
 
   Copyright (c) 2011 Rafał Miłecki <zajec5@gmail.com>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/tables_phy_lcn.c b/drivers/net/wireless/broadcom/b43/tables_phy_lcn.c
index 704ef1b..c7b7722 100644
--- a/drivers/net/wireless/broadcom/b43/tables_phy_lcn.c
+++ b/drivers/net/wireless/broadcom/b43/tables_phy_lcn.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -5,20 +6,6 @@
 
   Copyright (c) 2011 Rafał Miłecki <zajec5@gmail.com>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/wa.c b/drivers/net/wireless/broadcom/b43/wa.c
index 0e96c08..f9209b8 100644
--- a/drivers/net/wireless/broadcom/b43/wa.c
+++ b/drivers/net/wireless/broadcom/b43/wa.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -7,20 +8,6 @@
   Copyright (c) 2005-2007 Stefano Brivio <stefano.brivio@polimi.it>
   Copyright (c) 2005-2007 Michael Buesch <m@bues.ch>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43/xmit.c b/drivers/net/wireless/broadcom/b43/xmit.c
index 1b9c191..0587452 100644
--- a/drivers/net/wireless/broadcom/b43/xmit.c
+++ b/drivers/net/wireless/broadcom/b43/xmit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -10,20 +11,6 @@
   Copyright (C) 2005 Danny van Dyk <kugelfang@gentoo.org>
   Copyright (C) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43legacy/Kconfig b/drivers/net/wireless/broadcom/b43legacy/Kconfig
index 1ffa288..bfac341 100644
--- a/drivers/net/wireless/broadcom/b43legacy/Kconfig
+++ b/drivers/net/wireless/broadcom/b43legacy/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 config B43LEGACY
 	tristate "Broadcom 43xx-legacy wireless support (mac80211 stack)"
 	depends on SSB_POSSIBLE && MAC80211 && HAS_DMA
diff --git a/drivers/net/wireless/broadcom/b43legacy/debugfs.c b/drivers/net/wireless/broadcom/b43legacy/debugfs.c
index 82ef56e..082aab8 100644
--- a/drivers/net/wireless/broadcom/b43legacy/debugfs.c
+++ b/drivers/net/wireless/broadcom/b43legacy/debugfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43legacy wireless driver
@@ -6,20 +7,6 @@
 
   Copyright (c) 2005-2007 Michael Buesch <m@bues.ch>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
@@ -361,15 +348,13 @@
 static void b43legacy_add_dynamic_debug(struct b43legacy_wldev *dev)
 {
 	struct b43legacy_dfsentry *e = dev->dfsentry;
-	struct dentry *d;
 
-#define add_dyn_dbg(name, id, initstate) do {		\
-	e->dyn_debug[id] = (initstate);			\
-	d = debugfs_create_bool(name, 0600, e->subdir,	\
-				&(e->dyn_debug[id]));	\
-	if (!IS_ERR(d))					\
-		e->dyn_debug_dentries[id] = d;		\
-				} while (0)
+#define add_dyn_dbg(name, id, initstate) do {			\
+	e->dyn_debug[id] = (initstate);				\
+	e->dyn_debug_dentries[id] =				\
+		debugfs_create_bool(name, 0600, e->subdir,	\
+				&(e->dyn_debug[id]));		\
+	} while (0)
 
 	add_dyn_dbg("debug_xmitpower", B43legacy_DBG_XMITPOWER, false);
 	add_dyn_dbg("debug_dmaoverflow", B43legacy_DBG_DMAOVERFLOW, false);
@@ -408,29 +393,14 @@
 
 	snprintf(devdir, sizeof(devdir), "%s", wiphy_name(dev->wl->hw->wiphy));
 	e->subdir = debugfs_create_dir(devdir, rootdir);
-	if (!e->subdir || IS_ERR(e->subdir)) {
-		if (e->subdir == ERR_PTR(-ENODEV)) {
-			b43legacydbg(dev->wl, "DebugFS (CONFIG_DEBUG_FS) not "
-			       "enabled in kernel config\n");
-		} else {
-			b43legacyerr(dev->wl, "debugfs: cannot create %s directory\n",
-			       devdir);
-		}
-		dev->dfsentry = NULL;
-		kfree(log->log);
-		kfree(e);
-		return;
-	}
 
 #define ADD_FILE(name, mode)	\
 	do {							\
-		struct dentry *d;				\
-		d = debugfs_create_file(__stringify(name),	\
+		e->file_##name.dentry =				\
+			debugfs_create_file(__stringify(name),	\
 					mode, e->subdir, dev,	\
 					&fops_##name.fops);	\
 		e->file_##name.dentry = NULL;			\
-		if (!IS_ERR(d))					\
-			e->file_##name.dentry = d;		\
 	} while (0)
 
 
@@ -492,8 +462,6 @@
 void b43legacy_debugfs_init(void)
 {
 	rootdir = debugfs_create_dir(KBUILD_MODNAME, NULL);
-	if (IS_ERR(rootdir))
-		rootdir = NULL;
 }
 
 void b43legacy_debugfs_exit(void)
diff --git a/drivers/net/wireless/broadcom/b43legacy/dma.c b/drivers/net/wireless/broadcom/b43legacy/dma.c
index 2f0c64c..f7594e2 100644
--- a/drivers/net/wireless/broadcom/b43legacy/dma.c
+++ b/drivers/net/wireless/broadcom/b43legacy/dma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43legacy wireless driver
@@ -10,20 +11,6 @@
   Copyright (C) 2002 David S. Miller
   Copyright (C) Pekka Pietikainen
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
@@ -331,9 +318,9 @@
 static int alloc_ringmemory(struct b43legacy_dmaring *ring)
 {
 	/* GFP flags must match the flags in free_ringmemory()! */
-	ring->descbase = dma_zalloc_coherent(ring->dev->dev->dma_dev,
-					     B43legacy_DMA_RINGMEMSIZE,
-					     &(ring->dmabase), GFP_KERNEL);
+	ring->descbase = dma_alloc_coherent(ring->dev->dev->dma_dev,
+					    B43legacy_DMA_RINGMEMSIZE,
+					    &(ring->dmabase), GFP_KERNEL);
 	if (!ring->descbase)
 		return -ENOMEM;
 
@@ -616,7 +603,7 @@
 	}
 }
 
-static u64 supported_dma_mask(struct b43legacy_wldev *dev)
+static enum b43legacy_dmatype b43legacy_engine_type(struct b43legacy_wldev *dev)
 {
 	u32 tmp;
 	u16 mmio_base;
@@ -628,18 +615,7 @@
 	tmp = b43legacy_read32(dev, mmio_base +
 			       B43legacy_DMA32_TXCTL);
 	if (tmp & B43legacy_DMA32_TXADDREXT_MASK)
-		return DMA_BIT_MASK(32);
-
-	return DMA_BIT_MASK(30);
-}
-
-static enum b43legacy_dmatype dma_mask_to_engine_type(u64 dmamask)
-{
-	if (dmamask == DMA_BIT_MASK(30))
-		return B43legacy_DMA_30BIT;
-	if (dmamask == DMA_BIT_MASK(32))
 		return B43legacy_DMA_32BIT;
-	B43legacy_WARN_ON(1);
 	return B43legacy_DMA_30BIT;
 }
 
@@ -797,54 +773,14 @@
 	dma->tx_ring0 = NULL;
 }
 
-static int b43legacy_dma_set_mask(struct b43legacy_wldev *dev, u64 mask)
-{
-	u64 orig_mask = mask;
-	bool fallback = false;
-	int err;
-
-	/* Try to set the DMA mask. If it fails, try falling back to a
-	 * lower mask, as we can always also support a lower one. */
-	while (1) {
-		err = dma_set_mask_and_coherent(dev->dev->dma_dev, mask);
-		if (!err)
-			break;
-		if (mask == DMA_BIT_MASK(64)) {
-			mask = DMA_BIT_MASK(32);
-			fallback = true;
-			continue;
-		}
-		if (mask == DMA_BIT_MASK(32)) {
-			mask = DMA_BIT_MASK(30);
-			fallback = true;
-			continue;
-		}
-		b43legacyerr(dev->wl, "The machine/kernel does not support "
-		       "the required %u-bit DMA mask\n",
-		       (unsigned int)dma_mask_to_engine_type(orig_mask));
-		return -EOPNOTSUPP;
-	}
-	if (fallback) {
-		b43legacyinfo(dev->wl, "DMA mask fallback from %u-bit to %u-"
-			"bit\n",
-			(unsigned int)dma_mask_to_engine_type(orig_mask),
-			(unsigned int)dma_mask_to_engine_type(mask));
-	}
-
-	return 0;
-}
-
 int b43legacy_dma_init(struct b43legacy_wldev *dev)
 {
 	struct b43legacy_dma *dma = &dev->dma;
 	struct b43legacy_dmaring *ring;
+	enum b43legacy_dmatype type = b43legacy_engine_type(dev);
 	int err;
-	u64 dmamask;
-	enum b43legacy_dmatype type;
 
-	dmamask = supported_dma_mask(dev);
-	type = dma_mask_to_engine_type(dmamask);
-	err = b43legacy_dma_set_mask(dev, dmamask);
+	err = dma_set_mask_and_coherent(dev->dev->dma_dev, DMA_BIT_MASK(type));
 	if (err) {
 #ifdef CONFIG_B43LEGACY_PIO
 		b43legacywarn(dev->wl, "DMA for this device not supported. "
@@ -1149,7 +1085,7 @@
 		return -ENOSPC;
 	}
 
-	if (unlikely(WARN_ON(free_slots(ring) < SLOTS_PER_PACKET))) {
+	if (WARN_ON(free_slots(ring) < SLOTS_PER_PACKET)) {
 		/* If we get here, we have a real error with the queue
 		 * full, but queues not stopped. */
 		b43legacyerr(dev->wl, "DMA queue overflow\n");
diff --git a/drivers/net/wireless/broadcom/b43legacy/ilt.c b/drivers/net/wireless/broadcom/b43legacy/ilt.c
index ee5682e..f62d688 100644
--- a/drivers/net/wireless/broadcom/b43legacy/ilt.c
+++ b/drivers/net/wireless/broadcom/b43legacy/ilt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43legacy wireless driver
@@ -8,20 +9,6 @@
 		     Danny van Dyk <kugelfang@gentoo.org>
 		     Andreas Jaggi <andreas.jaggi@waterwave.ch>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
@@ -315,14 +302,12 @@
 void b43legacy_ilt_write(struct b43legacy_wldev *dev, u16 offset, u16 val)
 {
 	b43legacy_phy_write(dev, B43legacy_PHY_ILT_G_CTRL, offset);
-	mmiowb();
 	b43legacy_phy_write(dev, B43legacy_PHY_ILT_G_DATA1, val);
 }
 
 void b43legacy_ilt_write32(struct b43legacy_wldev *dev, u16 offset, u32 val)
 {
 	b43legacy_phy_write(dev, B43legacy_PHY_ILT_G_CTRL, offset);
-	mmiowb();
 	b43legacy_phy_write(dev, B43legacy_PHY_ILT_G_DATA2,
 			    (val & 0xFFFF0000) >> 16);
 	b43legacy_phy_write(dev, B43legacy_PHY_ILT_G_DATA1,
diff --git a/drivers/net/wireless/broadcom/b43legacy/leds.c b/drivers/net/wireless/broadcom/b43legacy/leds.c
index bc92211..38b5be3 100644
--- a/drivers/net/wireless/broadcom/b43legacy/leds.c
+++ b/drivers/net/wireless/broadcom/b43legacy/leds.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -9,20 +10,6 @@
   Copyright (c) 2005 Danny van Dyk <kugelfang@gentoo.org>
   Copyright (c) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43legacy/main.c b/drivers/net/wireless/broadcom/b43legacy/main.c
index 55f4119..4325e91 100644
--- a/drivers/net/wireless/broadcom/b43legacy/main.c
+++ b/drivers/net/wireless/broadcom/b43legacy/main.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *
  *  Broadcom B43legacy wireless driver
@@ -12,21 +13,6 @@
  *  Some parts of the code in this file are derived from the ipw2200
  *  driver  Copyright(c) 2003 - 2004 Intel Corporation.
 
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program; see the file COPYING.  If not, write to
- *  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
- *  Boston, MA 02110-1301, USA.
- *
  */
 
 #include <linux/delay.h>
@@ -264,7 +250,6 @@
 		val = swab32(val);
 
 	b43legacy_write32(dev, B43legacy_MMIO_RAM_CONTROL, offset);
-	mmiowb();
 	b43legacy_write32(dev, B43legacy_MMIO_RAM_DATA, val);
 }
 
@@ -341,14 +326,11 @@
 		if (offset & 0x0003) {
 			/* Unaligned access */
 			b43legacy_shm_control_word(dev, routing, offset >> 2);
-			mmiowb();
 			b43legacy_write16(dev,
 					  B43legacy_MMIO_SHM_DATA_UNALIGNED,
 					  (value >> 16) & 0xffff);
-			mmiowb();
 			b43legacy_shm_control_word(dev, routing,
 						   (offset >> 2) + 1);
-			mmiowb();
 			b43legacy_write16(dev, B43legacy_MMIO_SHM_DATA,
 					  value & 0xffff);
 			return;
@@ -356,7 +338,6 @@
 		offset >>= 2;
 	}
 	b43legacy_shm_control_word(dev, routing, offset);
-	mmiowb();
 	b43legacy_write32(dev, B43legacy_MMIO_SHM_DATA, value);
 }
 
@@ -368,7 +349,6 @@
 		if (offset & 0x0003) {
 			/* Unaligned access */
 			b43legacy_shm_control_word(dev, routing, offset >> 2);
-			mmiowb();
 			b43legacy_write16(dev,
 					  B43legacy_MMIO_SHM_DATA_UNALIGNED,
 					  value);
@@ -377,7 +357,6 @@
 		offset >>= 2;
 	}
 	b43legacy_shm_control_word(dev, routing, offset);
-	mmiowb();
 	b43legacy_write16(dev, B43legacy_MMIO_SHM_DATA, value);
 }
 
@@ -471,7 +450,6 @@
 	status = b43legacy_read32(dev, B43legacy_MMIO_MACCTL);
 	status |= B43legacy_MACCTL_TBTTHOLD;
 	b43legacy_write32(dev, B43legacy_MMIO_MACCTL, status);
-	mmiowb();
 }
 
 static void b43legacy_time_unlock(struct b43legacy_wldev *dev)
@@ -494,10 +472,8 @@
 		u32 hi = (tsf & 0xFFFFFFFF00000000ULL) >> 32;
 
 		b43legacy_write32(dev, B43legacy_MMIO_REV3PLUS_TSF_LOW, 0);
-		mmiowb();
 		b43legacy_write32(dev, B43legacy_MMIO_REV3PLUS_TSF_HIGH,
 				    hi);
-		mmiowb();
 		b43legacy_write32(dev, B43legacy_MMIO_REV3PLUS_TSF_LOW,
 				    lo);
 	} else {
@@ -507,13 +483,9 @@
 		u16 v3 = (tsf & 0xFFFF000000000000ULL) >> 48;
 
 		b43legacy_write16(dev, B43legacy_MMIO_TSF_0, 0);
-		mmiowb();
 		b43legacy_write16(dev, B43legacy_MMIO_TSF_3, v3);
-		mmiowb();
 		b43legacy_write16(dev, B43legacy_MMIO_TSF_2, v2);
-		mmiowb();
 		b43legacy_write16(dev, B43legacy_MMIO_TSF_1, v1);
-		mmiowb();
 		b43legacy_write16(dev, B43legacy_MMIO_TSF_0, v0);
 	}
 }
@@ -1250,7 +1222,6 @@
 		/* The handler might have updated the IRQ mask. */
 		b43legacy_write32(dev, B43legacy_MMIO_GEN_IRQ_MASK,
 				  dev->irq_mask);
-		mmiowb();
 		spin_unlock_irq(&wl->irq_lock);
 	}
 	mutex_unlock(&wl->mutex);
@@ -1346,7 +1317,6 @@
 			       dma_reason[2], dma_reason[3],
 			       dma_reason[4], dma_reason[5]);
 			b43legacy_controller_restart(dev, "DMA error");
-			mmiowb();
 			spin_unlock_irqrestore(&dev->wl->irq_lock, flags);
 			return;
 		}
@@ -1396,7 +1366,6 @@
 		handle_irq_transmit_status(dev);
 
 	b43legacy_write32(dev, B43legacy_MMIO_GEN_IRQ_MASK, dev->irq_mask);
-	mmiowb();
 	spin_unlock_irqrestore(&dev->wl->irq_lock, flags);
 }
 
@@ -1488,7 +1457,6 @@
 	dev->irq_reason = reason;
 	tasklet_schedule(&dev->isr_tasklet);
 out:
-	mmiowb();
 	spin_unlock(&dev->wl->irq_lock);
 
 	return ret;
@@ -2781,7 +2749,6 @@
 
 	spin_lock_irqsave(&wl->irq_lock, flags);
 	b43legacy_write32(dev, B43legacy_MMIO_GEN_IRQ_MASK, dev->irq_mask);
-	mmiowb();
 	spin_unlock_irqrestore(&wl->irq_lock, flags);
 out_unlock_mutex:
 	mutex_unlock(&wl->mutex);
@@ -2900,7 +2867,6 @@
 	spin_lock_irqsave(&wl->irq_lock, flags);
 	b43legacy_write32(dev, B43legacy_MMIO_GEN_IRQ_MASK, dev->irq_mask);
 	/* XXX: why? */
-	mmiowb();
 	spin_unlock_irqrestore(&wl->irq_lock, flags);
  out_unlock_mutex:
 	mutex_unlock(&wl->mutex);
diff --git a/drivers/net/wireless/broadcom/b43legacy/main.h b/drivers/net/wireless/broadcom/b43legacy/main.h
index b74a058..85edbc8 100644
--- a/drivers/net/wireless/broadcom/b43legacy/main.h
+++ b/drivers/net/wireless/broadcom/b43legacy/main.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
 
   Broadcom B43legacy wireless driver
@@ -12,20 +13,6 @@
   Some parts of the code in this file are derived from the ipw2200
   driver  Copyright(c) 2003 - 2004 Intel Corporation.
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43legacy/phy.c b/drivers/net/wireless/broadcom/b43legacy/phy.c
index 995c7d0..a659259 100644
--- a/drivers/net/wireless/broadcom/b43legacy/phy.c
+++ b/drivers/net/wireless/broadcom/b43legacy/phy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43legacy wireless driver
@@ -12,20 +13,6 @@
   Some parts of the code in this file are derived from the ipw2200
   driver  Copyright(c) 2003 - 2004 Intel Corporation.
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
@@ -82,17 +69,6 @@
 
 static void b43legacy_phy_initg(struct b43legacy_wldev *dev);
 
-
-static inline
-void b43legacy_voluntary_preempt(void)
-{
-	B43legacy_BUG_ON(!(!in_atomic() && !in_irq() &&
-			  !in_interrupt() && !irqs_disabled()));
-#ifndef CONFIG_PREEMPT
-	cond_resched();
-#endif /* CONFIG_PREEMPT */
-}
-
 /* Lock the PHY registers against concurrent access from the microcode.
  * This lock is nonrecursive. */
 void b43legacy_phy_lock(struct b43legacy_wldev *dev)
@@ -134,7 +110,6 @@
 void b43legacy_phy_write(struct b43legacy_wldev *dev, u16 offset, u16 val)
 {
 	b43legacy_write16(dev, B43legacy_MMIO_PHY_CONTROL, offset);
-	mmiowb();
 	b43legacy_write16(dev, B43legacy_MMIO_PHY_DATA, val);
 }
 
@@ -1138,7 +1113,7 @@
 		ret += b43legacy_phy_read(dev, 0x002C);
 	}
 	local_irq_restore(flags);
-	b43legacy_voluntary_preempt();
+	cond_resched();
 
 	return ret;
 }
@@ -1267,7 +1242,7 @@
 	}
 	ret = b43legacy_phy_read(dev, 0x002D);
 	local_irq_restore(flags);
-	b43legacy_voluntary_preempt();
+	cond_resched();
 
 	return ret;
 }
@@ -1605,7 +1580,7 @@
 			b43legacy_radio_write16(dev, 0x43, i);
 			b43legacy_radio_write16(dev, 0x52, phy->txctl2);
 			udelay(10);
-			b43legacy_voluntary_preempt();
+			cond_resched();
 
 			b43legacy_phy_set_baseband_attenuation(dev, j * 2);
 
@@ -1656,7 +1631,7 @@
 					      phy->txctl2
 					      | (3/*txctl1*/ << 4));
 			udelay(10);
-			b43legacy_voluntary_preempt();
+			cond_resched();
 
 			b43legacy_phy_set_baseband_attenuation(dev, j * 2);
 
@@ -1679,7 +1654,7 @@
 		b43legacy_phy_write(dev, 0x0812, (r27 << 8) | 0xA2);
 		udelay(2);
 		b43legacy_phy_write(dev, 0x0812, (r27 << 8) | 0xA3);
-		b43legacy_voluntary_preempt();
+		cond_resched();
 	} else
 		b43legacy_phy_write(dev, 0x0015, r27 | 0xEFA0);
 	b43legacy_phy_lo_adjust(dev, is_initializing);
diff --git a/drivers/net/wireless/broadcom/b43legacy/phy.h b/drivers/net/wireless/broadcom/b43legacy/phy.h
index 831a7a4..bb2c492 100644
--- a/drivers/net/wireless/broadcom/b43legacy/phy.h
+++ b/drivers/net/wireless/broadcom/b43legacy/phy.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
 
   Broadcom B43legacy wireless driver
@@ -12,20 +13,6 @@
   Some parts of the code in this file are derived from the ipw2200
   driver  Copyright(c) 2003 - 2004 Intel Corporation.
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43legacy/pio.c b/drivers/net/wireless/broadcom/b43legacy/pio.c
index 282eede..cbb7613 100644
--- a/drivers/net/wireless/broadcom/b43legacy/pio.c
+++ b/drivers/net/wireless/broadcom/b43legacy/pio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43legacy wireless driver
@@ -6,20 +7,6 @@
 
   Copyright (c) 2005 Michael Buesch <m@bues.ch>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43legacy/pio.h b/drivers/net/wireless/broadcom/b43legacy/pio.h
index 1cd1b9c..08cd022 100644
--- a/drivers/net/wireless/broadcom/b43legacy/pio.h
+++ b/drivers/net/wireless/broadcom/b43legacy/pio.h
@@ -92,7 +92,6 @@
 		       u16 offset, u16 value)
 {
 	b43legacy_write16(queue->dev, queue->mmio_base + offset, value);
-	mmiowb();
 }
 
 
diff --git a/drivers/net/wireless/broadcom/b43legacy/radio.c b/drivers/net/wireless/broadcom/b43legacy/radio.c
index eab1c93..da40d1c 100644
--- a/drivers/net/wireless/broadcom/b43legacy/radio.c
+++ b/drivers/net/wireless/broadcom/b43legacy/radio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43legacy wireless driver
@@ -12,20 +13,6 @@
   Some parts of the code in this file are derived from the ipw2200
   driver  Copyright(c) 2003 - 2004 Intel Corporation.
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
@@ -95,7 +82,6 @@
 	B43legacy_WARN_ON(status & B43legacy_MACCTL_RADIOLOCK);
 	status |= B43legacy_MACCTL_RADIOLOCK;
 	b43legacy_write32(dev, B43legacy_MMIO_MACCTL, status);
-	mmiowb();
 	udelay(10);
 }
 
@@ -108,7 +94,6 @@
 	B43legacy_WARN_ON(!(status & B43legacy_MACCTL_RADIOLOCK));
 	status &= ~B43legacy_MACCTL_RADIOLOCK;
 	b43legacy_write32(dev, B43legacy_MMIO_MACCTL, status);
-	mmiowb();
 }
 
 u16 b43legacy_radio_read16(struct b43legacy_wldev *dev, u16 offset)
@@ -141,7 +126,6 @@
 void b43legacy_radio_write16(struct b43legacy_wldev *dev, u16 offset, u16 val)
 {
 	b43legacy_write16(dev, B43legacy_MMIO_RADIO_CONTROL, offset);
-	mmiowb();
 	b43legacy_write16(dev, B43legacy_MMIO_RADIO_DATA_LOW, val);
 }
 
@@ -333,7 +317,6 @@
 void b43legacy_nrssi_hw_write(struct b43legacy_wldev *dev, u16 offset, s16 val)
 {
 	b43legacy_phy_write(dev, B43legacy_PHY_NRSSILT_CTRL, offset);
-	mmiowb();
 	b43legacy_phy_write(dev, B43legacy_PHY_NRSSILT_DATA, (u16)val);
 }
 
diff --git a/drivers/net/wireless/broadcom/b43legacy/radio.h b/drivers/net/wireless/broadcom/b43legacy/radio.h
index dd2976d..ee8b2c8 100644
--- a/drivers/net/wireless/broadcom/b43legacy/radio.h
+++ b/drivers/net/wireless/broadcom/b43legacy/radio.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
 
   Broadcom B43legacy wireless driver
@@ -11,20 +12,6 @@
   Some parts of the code in this file are derived from the ipw2200
   driver  Copyright(c) 2003 - 2004 Intel Corporation.
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43legacy/rfkill.c b/drivers/net/wireless/broadcom/b43legacy/rfkill.c
index 7c1bdbc..1f53210 100644
--- a/drivers/net/wireless/broadcom/b43legacy/rfkill.c
+++ b/drivers/net/wireless/broadcom/b43legacy/rfkill.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43 wireless driver
@@ -5,20 +6,6 @@
 
   Copyright (c) 2007 Michael Buesch <m@bues.ch>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/b43legacy/sysfs.c b/drivers/net/wireless/broadcom/b43legacy/sysfs.c
index 2a1da15..9312c1d 100644
--- a/drivers/net/wireless/broadcom/b43legacy/sysfs.c
+++ b/drivers/net/wireless/broadcom/b43legacy/sysfs.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43legacy wireless driver
@@ -6,20 +7,6 @@
 
   Copyright (c) 2006 Michael Buesch <m@bues.ch>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
@@ -143,7 +130,6 @@
 	if (err)
 		b43legacyerr(wldev->wl, "Interference Mitigation not "
 		       "supported by device\n");
-	mmiowb();
 	spin_unlock_irqrestore(&wldev->wl->irq_lock, flags);
 	mutex_unlock(&wldev->wl->mutex);
 
diff --git a/drivers/net/wireless/broadcom/b43legacy/xmit.c b/drivers/net/wireless/broadcom/b43legacy/xmit.c
index 35ccf40..e9b23c2 100644
--- a/drivers/net/wireless/broadcom/b43legacy/xmit.c
+++ b/drivers/net/wireless/broadcom/b43legacy/xmit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
 
   Broadcom B43legacy wireless driver
@@ -11,20 +12,6 @@
   Copyright (C) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
   Copyright (C) 2007 Larry Finger <Larry.Finger@lwfinger.net>
 
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; see the file COPYING.  If not, write to
-  the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
-  Boston, MA 02110-1301, USA.
 
 */
 
diff --git a/drivers/net/wireless/broadcom/brcm80211/Kconfig b/drivers/net/wireless/broadcom/brcm80211/Kconfig
index 6acba67..a5bf16c 100644
--- a/drivers/net/wireless/broadcom/brcm80211/Kconfig
+++ b/drivers/net/wireless/broadcom/brcm80211/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
 config BRCMUTIL
 	tristate
 
@@ -17,55 +18,7 @@
 	  be available if you select BCMA_DRIVER_GPIO. If you choose to build a
 	  module, the driver will be called brcmsmac.ko.
 
-config BRCMFMAC
-	tristate "Broadcom FullMAC WLAN driver"
-	depends on CFG80211
-	select BRCMUTIL
-	---help---
-	  This module adds support for wireless adapters based on Broadcom
-	  FullMAC chipsets. It has to work with at least one of the bus
-	  interface support. If you choose to build a module, it'll be called
-	  brcmfmac.ko.
-
-config BRCMFMAC_PROTO_BCDC
-	bool
-
-config BRCMFMAC_PROTO_MSGBUF
-	bool
-
-config BRCMFMAC_SDIO
-	bool "SDIO bus interface support for FullMAC driver"
-	depends on (MMC = y || MMC = BRCMFMAC)
-	depends on BRCMFMAC
-	select BRCMFMAC_PROTO_BCDC
-	select FW_LOADER
-	default y
-	---help---
-	  This option enables the SDIO bus interface support for Broadcom
-	  IEEE802.11n embedded FullMAC WLAN driver. Say Y if you want to
-	  use the driver for a SDIO wireless card.
-
-config BRCMFMAC_USB
-	bool "USB bus interface support for FullMAC driver"
-	depends on (USB = y || USB = BRCMFMAC)
-	depends on BRCMFMAC
-	select BRCMFMAC_PROTO_BCDC
-	select FW_LOADER
-	---help---
-	  This option enables the USB bus interface support for Broadcom
-	  IEEE802.11n embedded FullMAC WLAN driver. Say Y if you want to
-	  use the driver for an USB wireless card.
-
-config BRCMFMAC_PCIE
-	bool "PCIE bus interface support for FullMAC driver"
-	depends on BRCMFMAC
-	depends on PCI
-	select BRCMFMAC_PROTO_MSGBUF
-	select FW_LOADER
-	---help---
-	  This option enables the PCIE bus interface support for Broadcom
-	  IEEE802.11ac embedded FullMAC WLAN driver. Say Y if you want to
-	  use the driver for an PCIE wireless card.
+source "drivers/net/wireless/broadcom/brcm80211/brcmfmac/Kconfig"
 
 config BRCM_TRACING
 	bool "Broadcom device tracing"
@@ -81,6 +34,6 @@
 config BRCMDBG
 	bool "Broadcom driver debug functions"
 	depends on BRCMSMAC || BRCMFMAC
-	select WANT_DEV_COREDUMP
+	select WANT_DEV_COREDUMP if BRCMFMAC
 	---help---
 	  Selecting this enables additional code for debug purposes.
diff --git a/drivers/net/wireless/broadcom/brcm80211/Makefile b/drivers/net/wireless/broadcom/brcm80211/Makefile
index b987920..88115d0 100644
--- a/drivers/net/wireless/broadcom/brcm80211/Makefile
+++ b/drivers/net/wireless/broadcom/brcm80211/Makefile
@@ -1,19 +1,9 @@
+# SPDX-License-Identifier: ISC
 #
-# Makefile fragment for Broadcom 802.11n Networking Device Driver
+# Makefile fragment for Broadcom 802.11 Networking Device Driver
 #
 # Copyright (c) 2010 Broadcom Corporation
 #
-# Permission to use, copy, modify, and/or distribute this software for any
-# purpose with or without fee is hereby granted, provided that the above
-# copyright notice and this permission notice appear in all copies.
-#
-# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
-# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
-# SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
-# OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
-# CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
 # common flags
 subdir-ccflags-$(CONFIG_BRCMDBG)	+= -DDEBUG
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/Kconfig b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/Kconfig
new file mode 100644
index 0000000..32794c1
--- /dev/null
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/Kconfig
@@ -0,0 +1,50 @@
+config BRCMFMAC
+	tristate "Broadcom FullMAC WLAN driver"
+	depends on CFG80211
+	select BRCMUTIL
+	help
+	  This module adds support for wireless adapters based on Broadcom
+	  FullMAC chipsets. It has to work with at least one of the bus
+	  interface support. If you choose to build a module, it'll be called
+	  brcmfmac.ko.
+
+config BRCMFMAC_PROTO_BCDC
+	bool
+
+config BRCMFMAC_PROTO_MSGBUF
+	bool
+
+config BRCMFMAC_SDIO
+	bool "SDIO bus interface support for FullMAC driver"
+	depends on (MMC = y || MMC = BRCMFMAC)
+	depends on BRCMFMAC
+	select BRCMFMAC_PROTO_BCDC
+	select FW_LOADER
+	default y
+	help
+	  This option enables the SDIO bus interface support for Broadcom
+	  IEEE802.11n embedded FullMAC WLAN driver. Say Y if you want to
+	  use the driver for a SDIO wireless card.
+
+config BRCMFMAC_USB
+	bool "USB bus interface support for FullMAC driver"
+	depends on (USB = y || USB = BRCMFMAC)
+	depends on BRCMFMAC
+	select BRCMFMAC_PROTO_BCDC
+	select FW_LOADER
+	help
+	  This option enables the USB bus interface support for Broadcom
+	  IEEE802.11n embedded FullMAC WLAN driver. Say Y if you want to
+	  use the driver for an USB wireless card.
+
+config BRCMFMAC_PCIE
+	bool "PCIE bus interface support for FullMAC driver"
+	depends on BRCMFMAC
+	depends on PCI
+	select BRCMFMAC_PROTO_MSGBUF
+	select FW_LOADER
+	help
+	  This option enables the PCIE bus interface support for Broadcom
+	  IEEE802.11ac embedded FullMAC WLAN driver. Say Y if you want to
+	  use the driver for an PCIE wireless card.
+
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/Makefile b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/Makefile
index 1f5a9b9..9b15bc3 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/Makefile
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/Makefile
@@ -1,23 +1,13 @@
+# SPDX-License-Identifier: ISC
 #
-# Makefile fragment for Broadcom 802.11n Networking Device Driver
+# Makefile fragment for Broadcom 802.11 Networking Device Driver
 #
 # Copyright (c) 2010 Broadcom Corporation
 #
-# Permission to use, copy, modify, and/or distribute this software for any
-# purpose with or without fee is hereby granted, provided that the above
-# copyright notice and this permission notice appear in all copies.
-#
-# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
-# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
-# SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
-# OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
-# CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
 ccflags-y += \
-	-Idrivers/net/wireless/broadcom/brcm80211/brcmfmac	\
-	-Idrivers/net/wireless/broadcom/brcm80211/include
+	-I $(srctree)/$(src) \
+	-I $(srctree)/$(src)/../include
 
 obj-$(CONFIG_BRCMFMAC) += brcmfmac.o
 brcmfmac-objs += \
@@ -54,3 +44,5 @@
 		tracepoint.o
 brcmfmac-$(CONFIG_OF) += \
 		of.o
+brcmfmac-$(CONFIG_DMI) += \
+		dmi.o
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c
index 1068a2a..2c95a08 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 /*******************************************************************************
@@ -178,8 +167,8 @@
 	*fwerr = 0;
 	ret = brcmf_proto_bcdc_msg(drvr, ifidx, cmd, buf, len, false);
 	if (ret < 0) {
-		brcmf_err("brcmf_proto_bcdc_msg failed w/status %d\n",
-			  ret);
+		bphy_err(drvr, "brcmf_proto_bcdc_msg failed w/status %d\n",
+			 ret);
 		goto done;
 	}
 
@@ -195,9 +184,9 @@
 	if ((id < bcdc->reqid) && (++retries < RETRIES))
 		goto retry;
 	if (id != bcdc->reqid) {
-		brcmf_err("%s: unexpected request id %d (expected %d)\n",
-			  brcmf_ifname(brcmf_get_ifp(drvr, ifidx)), id,
-			  bcdc->reqid);
+		bphy_err(drvr, "%s: unexpected request id %d (expected %d)\n",
+			 brcmf_ifname(brcmf_get_ifp(drvr, ifidx)), id,
+			 bcdc->reqid);
 		ret = -EINVAL;
 		goto done;
 	}
@@ -245,9 +234,9 @@
 	id = (flags & BCDC_DCMD_ID_MASK) >> BCDC_DCMD_ID_SHIFT;
 
 	if (id != bcdc->reqid) {
-		brcmf_err("%s: unexpected request id %d (expected %d)\n",
-			  brcmf_ifname(brcmf_get_ifp(drvr, ifidx)), id,
-			  bcdc->reqid);
+		bphy_err(drvr, "%s: unexpected request id %d (expected %d)\n",
+			 brcmf_ifname(brcmf_get_ifp(drvr, ifidx)), id,
+			 bcdc->reqid);
 		ret = -EINVAL;
 		goto done;
 	}
@@ -312,8 +301,8 @@
 	}
 	if (((h->flags & BCDC_FLAG_VER_MASK) >> BCDC_FLAG_VER_SHIFT) !=
 	    BCDC_PROTO_VER) {
-		brcmf_err("%s: non-BCDC packet received, flags 0x%x\n",
-			  brcmf_ifname(tmp_if), h->flags);
+		bphy_err(drvr, "%s: non-BCDC packet received, flags 0x%x\n",
+			 brcmf_ifname(tmp_if), h->flags);
 		return -EBADE;
 	}
 
@@ -460,7 +449,7 @@
 
 	/* ensure that the msg buf directly follows the cdc msg struct */
 	if ((unsigned long)(&bcdc->msg + 1) != (unsigned long)bcdc->buf) {
-		brcmf_err("struct brcmf_proto_bcdc is not correctly defined\n");
+		bphy_err(drvr, "struct brcmf_proto_bcdc is not correctly defined\n");
 		goto fail;
 	}
 
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.h
index 3b0e9ef..b051d28 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcdc.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2013 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #ifndef BRCMFMAC_BCDC_H
 #define BRCMFMAC_BCDC_H
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
index d2f788d..fc12598 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 /* ****************** SDIO CARD Interface Functions **************************/
 
@@ -315,7 +304,7 @@
 		/* bail out as things are really fishy here */
 		WARN(1, "invalid sdio function number: %d\n", func->num);
 		err = -ENOMEDIUM;
-	};
+	}
 
 	if (err == -ENOMEDIUM)
 		brcmf_sdiod_change_state(sdiodev, BRCMF_SDIOD_NOMEDIUM);
@@ -342,6 +331,37 @@
 	return err;
 }
 
+static int mmc_submit_one(struct mmc_data *md, struct mmc_request *mr,
+			  struct mmc_command *mc, int sg_cnt, int req_sz,
+			  int func_blk_sz, u32 *addr,
+			  struct brcmf_sdio_dev *sdiodev,
+			  struct sdio_func *func, int write)
+{
+	int ret;
+
+	md->sg_len = sg_cnt;
+	md->blocks = req_sz / func_blk_sz;
+	mc->arg |= (*addr & 0x1FFFF) << 9;	/* address */
+	mc->arg |= md->blocks & 0x1FF;	/* block count */
+	/* incrementing addr for function 1 */
+	if (func->num == 1)
+		*addr += req_sz;
+
+	mmc_set_data_timeout(md, func->card);
+	mmc_wait_for_req(func->card->host, mr);
+
+	ret = mc->error ? mc->error : md->error;
+	if (ret == -ENOMEDIUM) {
+		brcmf_sdiod_change_state(sdiodev, BRCMF_SDIOD_NOMEDIUM);
+	} else if (ret != 0) {
+		brcmf_err("CMD53 sg block %s failed %d\n",
+			  write ? "write" : "read", ret);
+		ret = -EIO;
+	}
+
+	return ret;
+}
+
 /**
  * brcmf_sdiod_sglist_rw - SDIO interface function for block data access
  * @sdiodev: brcmfmac sdio device
@@ -360,11 +380,11 @@
 				 struct sk_buff_head *pktlist)
 {
 	unsigned int req_sz, func_blk_sz, sg_cnt, sg_data_sz, pkt_offset;
-	unsigned int max_req_sz, orig_offset, dst_offset;
-	unsigned short max_seg_cnt, seg_sz;
+	unsigned int max_req_sz, src_offset, dst_offset;
 	unsigned char *pkt_data, *orig_data, *dst_data;
-	struct sk_buff *pkt_next = NULL, *local_pkt_next;
 	struct sk_buff_head local_list, *target_list;
+	struct sk_buff *pkt_next = NULL, *src;
+	unsigned short max_seg_cnt;
 	struct mmc_request mmc_req;
 	struct mmc_command mmc_cmd;
 	struct mmc_data mmc_dat;
@@ -404,9 +424,6 @@
 	max_req_sz = sdiodev->max_request_size;
 	max_seg_cnt = min_t(unsigned short, sdiodev->max_segment_count,
 			    target_list->qlen);
-	seg_sz = target_list->qlen;
-	pkt_offset = 0;
-	pkt_next = target_list->next;
 
 	memset(&mmc_req, 0, sizeof(struct mmc_request));
 	memset(&mmc_cmd, 0, sizeof(struct mmc_command));
@@ -425,12 +442,12 @@
 	mmc_req.cmd = &mmc_cmd;
 	mmc_req.data = &mmc_dat;
 
-	while (seg_sz) {
-		req_sz = 0;
-		sg_cnt = 0;
-		sgl = sdiodev->sgtable.sgl;
-		/* prep sg table */
-		while (pkt_next != (struct sk_buff *)target_list) {
+	req_sz = 0;
+	sg_cnt = 0;
+	sgl = sdiodev->sgtable.sgl;
+	skb_queue_walk(target_list, pkt_next) {
+		pkt_offset = 0;
+		while (pkt_offset < pkt_next->len) {
 			pkt_data = pkt_next->data + pkt_offset;
 			sg_data_sz = pkt_next->len - pkt_offset;
 			if (sg_data_sz > sdiodev->max_segment_size)
@@ -439,72 +456,55 @@
 				sg_data_sz = max_req_sz - req_sz;
 
 			sg_set_buf(sgl, pkt_data, sg_data_sz);
-
 			sg_cnt++;
+
 			sgl = sg_next(sgl);
 			req_sz += sg_data_sz;
 			pkt_offset += sg_data_sz;
-			if (pkt_offset == pkt_next->len) {
-				pkt_offset = 0;
-				pkt_next = pkt_next->next;
+			if (req_sz >= max_req_sz || sg_cnt >= max_seg_cnt) {
+				ret = mmc_submit_one(&mmc_dat, &mmc_req, &mmc_cmd,
+						     sg_cnt, req_sz, func_blk_sz,
+						     &addr, sdiodev, func, write);
+				if (ret)
+					goto exit_queue_walk;
+				req_sz = 0;
+				sg_cnt = 0;
+				sgl = sdiodev->sgtable.sgl;
 			}
-
-			if (req_sz >= max_req_sz || sg_cnt >= max_seg_cnt)
-				break;
-		}
-		seg_sz -= sg_cnt;
-
-		if (req_sz % func_blk_sz != 0) {
-			brcmf_err("sg request length %u is not %u aligned\n",
-				  req_sz, func_blk_sz);
-			ret = -ENOTBLK;
-			goto exit;
-		}
-
-		mmc_dat.sg_len = sg_cnt;
-		mmc_dat.blocks = req_sz / func_blk_sz;
-		mmc_cmd.arg |= (addr & 0x1FFFF) << 9;	/* address */
-		mmc_cmd.arg |= mmc_dat.blocks & 0x1FF;	/* block count */
-		/* incrementing addr for function 1 */
-		if (func->num == 1)
-			addr += req_sz;
-
-		mmc_set_data_timeout(&mmc_dat, func->card);
-		mmc_wait_for_req(func->card->host, &mmc_req);
-
-		ret = mmc_cmd.error ? mmc_cmd.error : mmc_dat.error;
-		if (ret == -ENOMEDIUM) {
-			brcmf_sdiod_change_state(sdiodev, BRCMF_SDIOD_NOMEDIUM);
-			break;
-		} else if (ret != 0) {
-			brcmf_err("CMD53 sg block %s failed %d\n",
-				  write ? "write" : "read", ret);
-			ret = -EIO;
-			break;
 		}
 	}
-
+	if (sg_cnt)
+		ret = mmc_submit_one(&mmc_dat, &mmc_req, &mmc_cmd,
+				     sg_cnt, req_sz, func_blk_sz,
+				     &addr, sdiodev, func, write);
+exit_queue_walk:
 	if (!write && sdiodev->settings->bus.sdio.broken_sg_support) {
-		local_pkt_next = local_list.next;
-		orig_offset = 0;
+		src = __skb_peek(&local_list);
+		src_offset = 0;
 		skb_queue_walk(pktlist, pkt_next) {
 			dst_offset = 0;
-			do {
-				req_sz = local_pkt_next->len - orig_offset;
-				req_sz = min_t(uint, pkt_next->len - dst_offset,
-					       req_sz);
-				orig_data = local_pkt_next->data + orig_offset;
+
+			/* This is safe because we must have enough SKB data
+			 * in the local list to cover everything in pktlist.
+			 */
+			while (1) {
+				req_sz = pkt_next->len - dst_offset;
+				if (req_sz > src->len - src_offset)
+					req_sz = src->len - src_offset;
+
+				orig_data = src->data + src_offset;
 				dst_data = pkt_next->data + dst_offset;
 				memcpy(dst_data, orig_data, req_sz);
-				orig_offset += req_sz;
-				dst_offset += req_sz;
-				if (orig_offset == local_pkt_next->len) {
-					orig_offset = 0;
-					local_pkt_next = local_pkt_next->next;
+
+				src_offset += req_sz;
+				if (src_offset == src->len) {
+					src_offset = 0;
+					src = skb_peek_next(src, &local_list);
 				}
+				dst_offset += req_sz;
 				if (dst_offset == pkt_next->len)
 					break;
-			} while (!skb_queue_empty(&local_list));
+			}
 		}
 	}
 
@@ -576,7 +576,7 @@
 
 	if (pktq->qlen == 1)
 		err = brcmf_sdiod_skbuff_read(sdiodev, sdiodev->func2, addr,
-					      pktq->next);
+					      __skb_peek(pktq));
 	else if (!sdiodev->sg_support) {
 		glom_skb = brcmu_pkt_buf_get_skb(totlen);
 		if (!glom_skb)
@@ -617,15 +617,13 @@
 
 	err = brcmf_sdiod_set_backplane_window(sdiodev, addr);
 	if (err)
-		return err;
+		goto out;
 
 	addr &= SBSDIO_SB_OFT_ADDR_MASK;
 	addr |= SBSDIO_SB_ACCESS_2_4B_FLAG;
 
-	if (!err)
-		err = brcmf_sdiod_skbuff_write(sdiodev, sdiodev->func2, addr,
-					       mypkt);
-
+	err = brcmf_sdiod_skbuff_write(sdiodev, sdiodev->func2, addr, mypkt);
+out:
 	brcmu_pkt_buf_free_skb(mypkt);
 
 	return err;
@@ -972,6 +970,7 @@
 	BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_4354),
 	BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_4356),
 	BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_CYPRESS_4373),
+	BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_CYPRESS_43012),
 	{ /* end: all zeroes */ }
 };
 MODULE_DEVICE_TABLE(sdio, brcmf_sdmmc_ids);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/btcoex.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/btcoex.c
index 372363a..ec2bec0 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/btcoex.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/btcoex.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2013 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #include <linux/slab.h>
 #include <linux/netdevice.h>
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/btcoex.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/btcoex.h
index 19647c6..418b942 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/btcoex.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/btcoex.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2013 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #ifndef WL_BTCOEX_H_
 #define WL_BTCOEX_H_
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h
index c496518..623c016 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bus.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #ifndef BRCMFMAC_BUS_H
@@ -90,6 +79,8 @@
 	int (*get_memdump)(struct device *dev, void *data, size_t len);
 	int (*get_fwname)(struct device *dev, const char *ext,
 			  unsigned char *fw_name);
+	void (*debugfs_create)(struct device *dev);
+	int (*reset)(struct device *dev);
 };
 
 
@@ -235,6 +226,24 @@
 	return bus->ops->get_fwname(bus->dev, ext, fw_name);
 }
 
+static inline
+void brcmf_bus_debugfs_create(struct brcmf_bus *bus)
+{
+	if (!bus->ops->debugfs_create)
+		return;
+
+	return bus->ops->debugfs_create(bus->dev);
+}
+
+static inline
+int brcmf_bus_reset(struct brcmf_bus *bus)
+{
+	if (!bus->ops->reset)
+		return -EOPNOTSUPP;
+
+	return bus->ops->reset(bus->dev);
+}
+
 /*
  * interface functions from common layer
  */
@@ -244,14 +253,18 @@
 /* Receive async event packet from firmware. Callee disposes of rxp. */
 void brcmf_rx_event(struct device *dev, struct sk_buff *rxp);
 
+int brcmf_alloc(struct device *dev, struct brcmf_mp_device *settings);
 /* Indication from bus module regarding presence/insertion of dongle. */
-int brcmf_attach(struct device *dev, struct brcmf_mp_device *settings);
+int brcmf_attach(struct device *dev);
 /* Indication from bus module regarding removal/absence of dongle */
 void brcmf_detach(struct device *dev);
+void brcmf_free(struct device *dev);
 /* Indication from bus module that dongle should be reset */
 void brcmf_dev_reset(struct device *dev);
 /* Request from bus module to initiate a coredump */
 void brcmf_dev_coredump(struct device *dev);
+/* Indication that firmware has halted or crashed */
+void brcmf_fw_crashed(struct device *dev);
 
 /* Configure the "global" bus state used by upper layers */
 void brcmf_bus_change_state(struct brcmf_bus *bus, enum brcmf_bus_state state);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
index 64a794b..e3ebb7a 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 /* Toplevel file. Relies on dhd_linux.c to send commands to the dongle. */
@@ -200,9 +189,9 @@
 		 */
 		REG_RULE(2484-10, 2484+10, 20, 6, 20, 0),
 		/* IEEE 802.11a, channel 36..64 */
-		REG_RULE(5150-10, 5350+10, 80, 6, 20, 0),
+		REG_RULE(5150-10, 5350+10, 160, 6, 20, 0),
 		/* IEEE 802.11a, channel 100..165 */
-		REG_RULE(5470-10, 5850+10, 80, 6, 20, 0), }
+		REG_RULE(5470-10, 5850+10, 160, 6, 20, 0), }
 };
 
 /* Note: brcmf_cipher_suites is an array of int defining which cipher suites
@@ -287,8 +276,26 @@
 		else
 			ch_inf.sb = BRCMU_CHAN_SB_UU;
 		break;
-	case NL80211_CHAN_WIDTH_80P80:
 	case NL80211_CHAN_WIDTH_160:
+		ch_inf.bw = BRCMU_CHAN_BW_160;
+		if (primary_offset == -70)
+			ch_inf.sb = BRCMU_CHAN_SB_LLL;
+		else if (primary_offset == -50)
+			ch_inf.sb = BRCMU_CHAN_SB_LLU;
+		else if (primary_offset == -30)
+			ch_inf.sb = BRCMU_CHAN_SB_LUL;
+		else if (primary_offset == -10)
+			ch_inf.sb = BRCMU_CHAN_SB_LUU;
+		else if (primary_offset == 10)
+			ch_inf.sb = BRCMU_CHAN_SB_ULL;
+		else if (primary_offset == 30)
+			ch_inf.sb = BRCMU_CHAN_SB_ULU;
+		else if (primary_offset == 50)
+			ch_inf.sb = BRCMU_CHAN_SB_UUL;
+		else
+			ch_inf.sb = BRCMU_CHAN_SB_UUU;
+		break;
+	case NL80211_CHAN_WIDTH_80P80:
 	case NL80211_CHAN_WIDTH_5:
 	case NL80211_CHAN_WIDTH_10:
 	default:
@@ -307,6 +314,7 @@
 	}
 	d11inf->encchspec(&ch_inf);
 
+	brcmf_dbg(TRACE, "chanspec: 0x%x\n", ch_inf.chspec);
 	return ch_inf.chspec;
 }
 
@@ -457,6 +465,7 @@
 static int
 send_key_to_dongle(struct brcmf_if *ifp, struct brcmf_wsec_key *key)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	int err;
 	struct brcmf_wsec_key_le key_le;
 
@@ -468,7 +477,7 @@
 					sizeof(key_le));
 
 	if (err)
-		brcmf_err("wsec_key error (%d)\n", err);
+		bphy_err(drvr, "wsec_key error (%d)\n", err);
 	return err;
 }
 
@@ -508,6 +517,7 @@
 
 static int brcmf_cfg80211_request_ap_if(struct brcmf_if *ifp)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct brcmf_mbss_ssid_le mbss_ssid_le;
 	int bsscfgidx;
 	int err;
@@ -524,7 +534,7 @@
 	err = brcmf_fil_bsscfg_data_set(ifp, "bsscfg:ssid", &mbss_ssid_le,
 					sizeof(mbss_ssid_le));
 	if (err < 0)
-		brcmf_err("setting ssid failed %d\n", err);
+		bphy_err(drvr, "setting ssid failed %d\n", err);
 
 	return err;
 }
@@ -542,6 +552,7 @@
 {
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg));
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_cfg80211_vif *vif;
 	int err;
 
@@ -567,7 +578,7 @@
 					    BRCMF_VIF_EVENT_TIMEOUT);
 	brcmf_cfg80211_arm_vif_event(cfg, NULL);
 	if (!err) {
-		brcmf_err("timeout occurred\n");
+		bphy_err(drvr, "timeout occurred\n");
 		err = -EIO;
 		goto fail;
 	}
@@ -575,7 +586,7 @@
 	/* interface created in firmware */
 	ifp = vif->ifp;
 	if (!ifp) {
-		brcmf_err("no if pointer provided\n");
+		bphy_err(drvr, "no if pointer provided\n");
 		err = -ENOENT;
 		goto fail;
 	}
@@ -583,7 +594,7 @@
 	strncpy(ifp->ndev->name, name, sizeof(ifp->ndev->name) - 1);
 	err = brcmf_net_attach(ifp, true);
 	if (err) {
-		brcmf_err("Registering netdevice failed\n");
+		bphy_err(drvr, "Registering netdevice failed\n");
 		free_netdev(ifp->ndev);
 		goto fail;
 	}
@@ -614,13 +625,15 @@
 						     enum nl80211_iftype type,
 						     struct vif_params *params)
 {
+	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
+	struct brcmf_pub *drvr = cfg->pub;
 	struct wireless_dev *wdev;
 	int err;
 
 	brcmf_dbg(TRACE, "enter: %s type %d\n", name, type);
 	err = brcmf_vif_add_validate(wiphy_to_cfg(wiphy), type);
 	if (err) {
-		brcmf_err("iface validation failed: err=%d\n", err);
+		bphy_err(drvr, "iface validation failed: err=%d\n", err);
 		return ERR_PTR(err);
 	}
 	switch (type) {
@@ -645,8 +658,8 @@
 	}
 
 	if (IS_ERR(wdev))
-		brcmf_err("add iface %s type %d failed: err=%d\n",
-			  name, type, (int)PTR_ERR(wdev));
+		bphy_err(drvr, "add iface %s type %d failed: err=%d\n", name,
+			 type, (int)PTR_ERR(wdev));
 	else
 		brcmf_cfg80211_update_proto_addr_mode(wdev);
 
@@ -661,12 +674,13 @@
 
 void brcmf_set_mpc(struct brcmf_if *ifp, int mpc)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	s32 err = 0;
 
 	if (check_vif_up(ifp->vif)) {
 		err = brcmf_fil_iovar_int_set(ifp, "mpc", mpc);
 		if (err) {
-			brcmf_err("fail to set mpc\n");
+			bphy_err(drvr, "fail to set mpc\n");
 			return;
 		}
 		brcmf_dbg(INFO, "MPC : %d\n", mpc);
@@ -677,6 +691,7 @@
 				struct brcmf_if *ifp, bool aborted,
 				bool fw_abort)
 {
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_scan_params_le params_le;
 	struct cfg80211_scan_request *scan_request;
 	u64 reqid;
@@ -711,7 +726,7 @@
 		err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCAN,
 					     &params_le, sizeof(params_le));
 		if (err)
-			brcmf_err("Scan abort failed\n");
+			bphy_err(drvr, "Scan abort failed\n");
 	}
 
 	brcmf_scan_config_mpc(ifp, 1);
@@ -756,6 +771,7 @@
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct net_device *ndev = wdev->netdev;
 	struct brcmf_if *ifp = netdev_priv(ndev);
+	struct brcmf_pub *drvr = cfg->pub;
 	int ret;
 	int err;
 
@@ -763,7 +779,7 @@
 
 	err = brcmf_fil_bsscfg_data_set(ifp, "interface_remove", NULL, 0);
 	if (err) {
-		brcmf_err("interface_remove failed %d\n", err);
+		bphy_err(drvr, "interface_remove failed %d\n", err);
 		goto err_unarm;
 	}
 
@@ -771,7 +787,7 @@
 	ret = brcmf_cfg80211_wait_vif_event(cfg, BRCMF_E_IF_DEL,
 					    BRCMF_VIF_EVENT_TIMEOUT);
 	if (!ret) {
-		brcmf_err("timeout occurred\n");
+		bphy_err(drvr, "timeout occurred\n");
 		err = -EIO;
 		goto err_unarm;
 	}
@@ -834,6 +850,7 @@
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct brcmf_if *ifp = netdev_priv(ndev);
 	struct brcmf_cfg80211_vif *vif = ifp->vif;
+	struct brcmf_pub *drvr = cfg->pub;
 	s32 infra = 0;
 	s32 ap = 0;
 	s32 err = 0;
@@ -873,14 +890,14 @@
 	}
 	err = brcmf_vif_change_validate(wiphy_to_cfg(wiphy), vif, type);
 	if (err) {
-		brcmf_err("iface validation failed: err=%d\n", err);
+		bphy_err(drvr, "iface validation failed: err=%d\n", err);
 		return err;
 	}
 	switch (type) {
 	case NL80211_IFTYPE_MONITOR:
 	case NL80211_IFTYPE_WDS:
-		brcmf_err("type (%d) : currently we do not support this type\n",
-			  type);
+		bphy_err(drvr, "type (%d) : currently we do not support this type\n",
+			 type);
 		return -EOPNOTSUPP;
 	case NL80211_IFTYPE_ADHOC:
 		infra = 0;
@@ -908,7 +925,7 @@
 	} else {
 		err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, infra);
 		if (err) {
-			brcmf_err("WLC_SET_INFRA error (%d)\n", err);
+			bphy_err(drvr, "WLC_SET_INFRA error (%d)\n", err);
 			err = -EAGAIN;
 			goto done;
 		}
@@ -999,6 +1016,7 @@
 brcmf_run_escan(struct brcmf_cfg80211_info *cfg, struct brcmf_if *ifp,
 		struct cfg80211_scan_request *request)
 {
+	struct brcmf_pub *drvr = cfg->pub;
 	s32 params_size = BRCMF_SCAN_PARAMS_FIXED_SIZE +
 			  offsetof(struct brcmf_escan_params_le, params_le);
 	struct brcmf_escan_params_le *params;
@@ -1030,7 +1048,7 @@
 		if (err == -EBUSY)
 			brcmf_dbg(INFO, "system busy : escan canceled\n");
 		else
-			brcmf_err("error (%d)\n", err);
+			bphy_err(drvr, "error (%d)\n", err);
 	}
 
 	kfree(params);
@@ -1067,6 +1085,7 @@
 brcmf_cfg80211_scan(struct wiphy *wiphy, struct cfg80211_scan_request *request)
 {
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_cfg80211_vif *vif;
 	s32 err = 0;
 
@@ -1076,21 +1095,22 @@
 		return -EIO;
 
 	if (test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) {
-		brcmf_err("Scanning already: status (%lu)\n", cfg->scan_status);
+		bphy_err(drvr, "Scanning already: status (%lu)\n",
+			 cfg->scan_status);
 		return -EAGAIN;
 	}
 	if (test_bit(BRCMF_SCAN_STATUS_ABORT, &cfg->scan_status)) {
-		brcmf_err("Scanning being aborted: status (%lu)\n",
-			  cfg->scan_status);
+		bphy_err(drvr, "Scanning being aborted: status (%lu)\n",
+			 cfg->scan_status);
 		return -EAGAIN;
 	}
 	if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) {
-		brcmf_err("Scanning suppressed: status (%lu)\n",
-			  cfg->scan_status);
+		bphy_err(drvr, "Scanning suppressed: status (%lu)\n",
+			 cfg->scan_status);
 		return -EAGAIN;
 	}
 	if (test_bit(BRCMF_VIF_STATUS_CONNECTING, &vif->sme_state)) {
-		brcmf_err("Connecting: status (%lu)\n", vif->sme_state);
+		bphy_err(drvr, "Connecting: status (%lu)\n", vif->sme_state);
 		return -EAGAIN;
 	}
 
@@ -1124,7 +1144,7 @@
 	return 0;
 
 scan_out:
-	brcmf_err("scan error (%d)\n", err);
+	bphy_err(drvr, "scan error (%d)\n", err);
 	clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status);
 	cfg->scan_request = NULL;
 	return err;
@@ -1132,36 +1152,41 @@
 
 static s32 brcmf_set_rts(struct net_device *ndev, u32 rts_threshold)
 {
+	struct brcmf_if *ifp = netdev_priv(ndev);
+	struct brcmf_pub *drvr = ifp->drvr;
 	s32 err = 0;
 
-	err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "rtsthresh",
-				      rts_threshold);
+	err = brcmf_fil_iovar_int_set(ifp, "rtsthresh", rts_threshold);
 	if (err)
-		brcmf_err("Error (%d)\n", err);
+		bphy_err(drvr, "Error (%d)\n", err);
 
 	return err;
 }
 
 static s32 brcmf_set_frag(struct net_device *ndev, u32 frag_threshold)
 {
+	struct brcmf_if *ifp = netdev_priv(ndev);
+	struct brcmf_pub *drvr = ifp->drvr;
 	s32 err = 0;
 
-	err = brcmf_fil_iovar_int_set(netdev_priv(ndev), "fragthresh",
+	err = brcmf_fil_iovar_int_set(ifp, "fragthresh",
 				      frag_threshold);
 	if (err)
-		brcmf_err("Error (%d)\n", err);
+		bphy_err(drvr, "Error (%d)\n", err);
 
 	return err;
 }
 
 static s32 brcmf_set_retry(struct net_device *ndev, u32 retry, bool l)
 {
+	struct brcmf_if *ifp = netdev_priv(ndev);
+	struct brcmf_pub *drvr = ifp->drvr;
 	s32 err = 0;
 	u32 cmd = (l ? BRCMF_C_SET_LRL : BRCMF_C_SET_SRL);
 
-	err = brcmf_fil_cmd_int_set(netdev_priv(ndev), cmd, retry);
+	err = brcmf_fil_cmd_int_set(ifp, cmd, retry);
 	if (err) {
-		brcmf_err("cmd (%d) , error (%d)\n", cmd, err);
+		bphy_err(drvr, "cmd (%d) , error (%d)\n", cmd, err);
 		return err;
 	}
 	return err;
@@ -1237,6 +1262,7 @@
 
 static int brcmf_set_pmk(struct brcmf_if *ifp, const u8 *pmk_data, u16 pmk_len)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct brcmf_wsec_pmk_le pmk;
 	int i, err;
 
@@ -1250,8 +1276,8 @@
 	err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_WSEC_PMK,
 				     &pmk, sizeof(pmk));
 	if (err < 0)
-		brcmf_err("failed to change PSK in firmware (len=%u)\n",
-			  pmk_len);
+		bphy_err(drvr, "failed to change PSK in firmware (len=%u)\n",
+			 pmk_len);
 
 	return err;
 }
@@ -1259,17 +1285,22 @@
 static void brcmf_link_down(struct brcmf_cfg80211_vif *vif, u16 reason)
 {
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(vif->wdev.wiphy);
+	struct brcmf_pub *drvr = cfg->pub;
+	bool bus_up = drvr->bus_if->state == BRCMF_BUS_UP;
 	s32 err = 0;
 
 	brcmf_dbg(TRACE, "Enter\n");
 
 	if (test_and_clear_bit(BRCMF_VIF_STATUS_CONNECTED, &vif->sme_state)) {
-		brcmf_dbg(INFO, "Call WLC_DISASSOC to stop excess roaming\n");
-		err = brcmf_fil_cmd_data_set(vif->ifp,
-					     BRCMF_C_DISASSOC, NULL, 0);
-		if (err) {
-			brcmf_err("WLC_DISASSOC failed (%d)\n", err);
+		if (bus_up) {
+			brcmf_dbg(INFO, "Call WLC_DISASSOC to stop excess roaming\n");
+			err = brcmf_fil_cmd_data_set(vif->ifp,
+						     BRCMF_C_DISASSOC, NULL, 0);
+			if (err)
+				bphy_err(drvr, "WLC_DISASSOC failed (%d)\n",
+					 err);
 		}
+
 		if ((vif->wdev.iftype == NL80211_IFTYPE_STATION) ||
 		    (vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT))
 			cfg80211_disconnected(vif->wdev.netdev, reason, NULL, 0,
@@ -1279,7 +1310,8 @@
 	clear_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status);
 	brcmf_btcoex_set_mode(vif, BRCMF_BTCOEX_ENABLED, 0);
 	if (vif->profile.use_fwsup != BRCMF_PROFILE_FWSUP_NONE) {
-		brcmf_set_pmk(vif->ifp, NULL, 0);
+		if (bus_up)
+			brcmf_set_pmk(vif->ifp, NULL, 0);
 		vif->profile.use_fwsup = BRCMF_PROFILE_FWSUP_NONE;
 	}
 	brcmf_dbg(TRACE, "Exit\n");
@@ -1292,6 +1324,7 @@
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct brcmf_if *ifp = netdev_priv(ndev);
 	struct brcmf_cfg80211_profile *profile = &ifp->vif->profile;
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_join_params join_params;
 	size_t join_params_size = 0;
 	s32 err = 0;
@@ -1356,7 +1389,7 @@
 
 	err = brcmf_fil_iovar_int_set(ifp, "wsec", wsec);
 	if (err) {
-		brcmf_err("wsec failed (%d)\n", err);
+		bphy_err(drvr, "wsec failed (%d)\n", err);
 		goto done;
 	}
 
@@ -1368,7 +1401,7 @@
 
 	err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD, bcnprd);
 	if (err) {
-		brcmf_err("WLC_SET_BCNPRD failed (%d)\n", err);
+		bphy_err(drvr, "WLC_SET_BCNPRD failed (%d)\n", err);
 		goto done;
 	}
 
@@ -1413,7 +1446,7 @@
 		err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_CHANNEL,
 					    target_channel);
 		if (err) {
-			brcmf_err("WLC_SET_CHANNEL failed (%d)\n", err);
+			bphy_err(drvr, "WLC_SET_CHANNEL failed (%d)\n", err);
 			goto done;
 		}
 	} else
@@ -1425,7 +1458,7 @@
 	err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID,
 				     &join_params, join_params_size);
 	if (err) {
-		brcmf_err("WLC_SET_SSID failed (%d)\n", err);
+		bphy_err(drvr, "WLC_SET_SSID failed (%d)\n", err);
 		goto done;
 	}
 
@@ -1461,7 +1494,9 @@
 static s32 brcmf_set_wpa_version(struct net_device *ndev,
 				 struct cfg80211_connect_params *sme)
 {
+	struct brcmf_if *ifp = netdev_priv(ndev);
 	struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev);
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct brcmf_cfg80211_security *sec;
 	s32 val = 0;
 	s32 err = 0;
@@ -1473,9 +1508,9 @@
 	else
 		val = WPA_AUTH_DISABLED;
 	brcmf_dbg(CONN, "setting wpa_auth to 0x%0x\n", val);
-	err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val);
+	err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", val);
 	if (err) {
-		brcmf_err("set wpa_auth failed (%d)\n", err);
+		bphy_err(drvr, "set wpa_auth failed (%d)\n", err);
 		return err;
 	}
 	sec = &profile->sec;
@@ -1486,7 +1521,9 @@
 static s32 brcmf_set_auth_type(struct net_device *ndev,
 			       struct cfg80211_connect_params *sme)
 {
+	struct brcmf_if *ifp = netdev_priv(ndev);
 	struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev);
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct brcmf_cfg80211_security *sec;
 	s32 val = 0;
 	s32 err = 0;
@@ -1506,9 +1543,9 @@
 		break;
 	}
 
-	err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val);
+	err = brcmf_fil_bsscfg_int_set(ifp, "auth", val);
 	if (err) {
-		brcmf_err("set auth failed (%d)\n", err);
+		bphy_err(drvr, "set auth failed (%d)\n", err);
 		return err;
 	}
 	sec = &profile->sec;
@@ -1520,7 +1557,9 @@
 brcmf_set_wsec_mode(struct net_device *ndev,
 		    struct cfg80211_connect_params *sme)
 {
+	struct brcmf_if *ifp = netdev_priv(ndev);
 	struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev);
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct brcmf_cfg80211_security *sec;
 	s32 pval = 0;
 	s32 gval = 0;
@@ -1543,8 +1582,8 @@
 			pval = AES_ENABLED;
 			break;
 		default:
-			brcmf_err("invalid cipher pairwise (%d)\n",
-				  sme->crypto.ciphers_pairwise[0]);
+			bphy_err(drvr, "invalid cipher pairwise (%d)\n",
+				 sme->crypto.ciphers_pairwise[0]);
 			return -EINVAL;
 		}
 	}
@@ -1564,8 +1603,8 @@
 			gval = AES_ENABLED;
 			break;
 		default:
-			brcmf_err("invalid cipher group (%d)\n",
-				  sme->crypto.cipher_group);
+			bphy_err(drvr, "invalid cipher group (%d)\n",
+				 sme->crypto.cipher_group);
 			return -EINVAL;
 		}
 	}
@@ -1578,9 +1617,9 @@
 		pval = AES_ENABLED;
 
 	wsec = pval | gval;
-	err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wsec", wsec);
+	err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec);
 	if (err) {
-		brcmf_err("error (%d)\n", err);
+		bphy_err(drvr, "error (%d)\n", err);
 		return err;
 	}
 
@@ -1596,6 +1635,7 @@
 {
 	struct brcmf_if *ifp = netdev_priv(ndev);
 	struct brcmf_cfg80211_profile *profile = &ifp->vif->profile;
+	struct brcmf_pub *drvr = ifp->drvr;
 	s32 val;
 	s32 err;
 	const struct brcmf_tlv *rsn_ie;
@@ -1613,7 +1653,7 @@
 
 	err = brcmf_fil_bsscfg_int_get(netdev_priv(ndev), "wpa_auth", &val);
 	if (err) {
-		brcmf_err("could not get wpa_auth (%d)\n", err);
+		bphy_err(drvr, "could not get wpa_auth (%d)\n", err);
 		return err;
 	}
 	if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) {
@@ -1627,8 +1667,8 @@
 			val = WPA_AUTH_PSK;
 			break;
 		default:
-			brcmf_err("invalid cipher group (%d)\n",
-				  sme->crypto.cipher_group);
+			bphy_err(drvr, "invalid cipher group (%d)\n",
+				 sme->crypto.cipher_group);
 			return -EINVAL;
 		}
 	} else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) {
@@ -1649,9 +1689,17 @@
 		case WLAN_AKM_SUITE_PSK:
 			val = WPA2_AUTH_PSK;
 			break;
+		case WLAN_AKM_SUITE_FT_8021X:
+			val = WPA2_AUTH_UNSPECIFIED | WPA2_AUTH_FT;
+			if (sme->want_1x)
+				profile->use_fwsup = BRCMF_PROFILE_FWSUP_1X;
+			break;
+		case WLAN_AKM_SUITE_FT_PSK:
+			val = WPA2_AUTH_PSK | WPA2_AUTH_FT;
+			break;
 		default:
-			brcmf_err("invalid cipher group (%d)\n",
-				  sme->crypto.cipher_group);
+			bphy_err(drvr, "invalid cipher group (%d)\n",
+				 sme->crypto.cipher_group);
 			return -EINVAL;
 		}
 	}
@@ -1697,7 +1745,7 @@
 	brcmf_dbg(CONN, "setting wpa_auth to %d\n", val);
 	err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "wpa_auth", val);
 	if (err) {
-		brcmf_err("could not set wpa_auth (%d)\n", err);
+		bphy_err(drvr, "could not set wpa_auth (%d)\n", err);
 		return err;
 	}
 
@@ -1708,6 +1756,8 @@
 brcmf_set_sharedkey(struct net_device *ndev,
 		    struct cfg80211_connect_params *sme)
 {
+	struct brcmf_if *ifp = netdev_priv(ndev);
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct brcmf_cfg80211_profile *profile = ndev_to_prof(ndev);
 	struct brcmf_cfg80211_security *sec;
 	struct brcmf_wsec_key key;
@@ -1734,7 +1784,7 @@
 	key.len = (u32) sme->key_len;
 	key.index = (u32) sme->key_idx;
 	if (key.len > sizeof(key.data)) {
-		brcmf_err("Too long key length (%u)\n", key.len);
+		bphy_err(drvr, "Too long key length (%u)\n", key.len);
 		return -EINVAL;
 	}
 	memcpy(key.data, sme->key, key.len);
@@ -1747,24 +1797,24 @@
 		key.algo = CRYPTO_ALGO_WEP128;
 		break;
 	default:
-		brcmf_err("Invalid algorithm (%d)\n",
-			  sme->crypto.ciphers_pairwise[0]);
+		bphy_err(drvr, "Invalid algorithm (%d)\n",
+			 sme->crypto.ciphers_pairwise[0]);
 		return -EINVAL;
 	}
 	/* Set the new key/index */
 	brcmf_dbg(CONN, "key length (%d) key index (%d) algo (%d)\n",
 		  key.len, key.index, key.algo);
 	brcmf_dbg(CONN, "key \"%s\"\n", key.data);
-	err = send_key_to_dongle(netdev_priv(ndev), &key);
+	err = send_key_to_dongle(ifp, &key);
 	if (err)
 		return err;
 
 	if (sec->auth_type == NL80211_AUTHTYPE_SHARED_KEY) {
 		brcmf_dbg(CONN, "set auth_type to shared key\n");
 		val = WL_AUTH_SHARED_KEY;	/* shared key */
-		err = brcmf_fil_bsscfg_int_set(netdev_priv(ndev), "auth", val);
+		err = brcmf_fil_bsscfg_int_set(ifp, "auth", val);
 		if (err)
-			brcmf_err("set auth failed (%d)\n", err);
+			bphy_err(drvr, "set auth failed (%d)\n", err);
 	}
 	return err;
 }
@@ -1784,6 +1834,7 @@
 static void brcmf_set_join_pref(struct brcmf_if *ifp,
 				struct cfg80211_bss_selection *bss_select)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct brcmf_join_pref_params join_pref_params[2];
 	enum nl80211_band band;
 	int err, i = 0;
@@ -1822,7 +1873,7 @@
 	err = brcmf_fil_iovar_data_set(ifp, "join_pref", join_pref_params,
 				       sizeof(join_pref_params));
 	if (err)
-		brcmf_err("Set join_pref error (%d)\n", err);
+		bphy_err(drvr, "Set join_pref error (%d)\n", err);
 }
 
 static s32
@@ -1833,6 +1884,7 @@
 	struct brcmf_if *ifp = netdev_priv(ndev);
 	struct brcmf_cfg80211_profile *profile = &ifp->vif->profile;
 	struct ieee80211_channel *chan = sme->channel;
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct brcmf_join_params join_params;
 	size_t join_params_size;
 	const struct brcmf_tlv *rsn_ie;
@@ -1849,7 +1901,7 @@
 		return -EIO;
 
 	if (!sme->ssid) {
-		brcmf_err("Invalid ssid\n");
+		bphy_err(drvr, "Invalid ssid\n");
 		return -EOPNOTSUPP;
 	}
 
@@ -1878,7 +1930,7 @@
 	err = brcmf_vif_set_mgmt_ie(ifp->vif, BRCMF_VNDR_IE_ASSOCREQ_FLAG,
 				    sme->ie, sme->ie_len);
 	if (err)
-		brcmf_err("Set Assoc REQ IE Failed\n");
+		bphy_err(drvr, "Set Assoc REQ IE Failed\n");
 	else
 		brcmf_dbg(TRACE, "Applied Vndr IEs for Assoc request\n");
 
@@ -1899,32 +1951,32 @@
 
 	err = brcmf_set_wpa_version(ndev, sme);
 	if (err) {
-		brcmf_err("wl_set_wpa_version failed (%d)\n", err);
+		bphy_err(drvr, "wl_set_wpa_version failed (%d)\n", err);
 		goto done;
 	}
 
 	sme->auth_type = brcmf_war_auth_type(ifp, sme->auth_type);
 	err = brcmf_set_auth_type(ndev, sme);
 	if (err) {
-		brcmf_err("wl_set_auth_type failed (%d)\n", err);
+		bphy_err(drvr, "wl_set_auth_type failed (%d)\n", err);
 		goto done;
 	}
 
 	err = brcmf_set_wsec_mode(ndev, sme);
 	if (err) {
-		brcmf_err("wl_set_set_cipher failed (%d)\n", err);
+		bphy_err(drvr, "wl_set_set_cipher failed (%d)\n", err);
 		goto done;
 	}
 
 	err = brcmf_set_key_mgmt(ndev, sme);
 	if (err) {
-		brcmf_err("wl_set_key_mgmt failed (%d)\n", err);
+		bphy_err(drvr, "wl_set_key_mgmt failed (%d)\n", err);
 		goto done;
 	}
 
 	err = brcmf_set_sharedkey(ndev, sme);
 	if (err) {
-		brcmf_err("brcmf_set_sharedkey failed (%d)\n", err);
+		bphy_err(drvr, "brcmf_set_sharedkey failed (%d)\n", err);
 		goto done;
 	}
 
@@ -1941,7 +1993,7 @@
 		/* enable firmware supplicant for this interface */
 		err = brcmf_fil_iovar_int_set(ifp, "sup_wpa", 1);
 		if (err < 0) {
-			brcmf_err("failed to enable fw supplicant\n");
+			bphy_err(drvr, "failed to enable fw supplicant\n");
 			goto done;
 		}
 	}
@@ -2036,7 +2088,7 @@
 	err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID,
 				     &join_params, join_params_size);
 	if (err)
-		brcmf_err("BRCMF_C_SET_SSID failed (%d)\n", err);
+		bphy_err(drvr, "BRCMF_C_SET_SSID failed (%d)\n", err);
 
 done:
 	if (err)
@@ -2049,8 +2101,10 @@
 brcmf_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *ndev,
 		       u16 reason_code)
 {
+	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct brcmf_if *ifp = netdev_priv(ndev);
 	struct brcmf_cfg80211_profile *profile = &ifp->vif->profile;
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_scb_val_le scbval;
 	s32 err = 0;
 
@@ -2067,7 +2121,7 @@
 	err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_DISASSOC,
 				     &scbval, sizeof(scbval));
 	if (err)
-		brcmf_err("error (%d)\n", err);
+		bphy_err(drvr, "error (%d)\n", err);
 
 	brcmf_dbg(TRACE, "Exit\n");
 	return err;
@@ -2080,6 +2134,7 @@
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct net_device *ndev = cfg_to_ndev(cfg);
 	struct brcmf_if *ifp = netdev_priv(ndev);
+	struct brcmf_pub *drvr = cfg->pub;
 	s32 err;
 	s32 disable;
 	u32 qdbm = 127;
@@ -2094,7 +2149,7 @@
 	case NL80211_TX_POWER_LIMITED:
 	case NL80211_TX_POWER_FIXED:
 		if (mbm < 0) {
-			brcmf_err("TX_POWER_FIXED - dbm is negative\n");
+			bphy_err(drvr, "TX_POWER_FIXED - dbm is negative\n");
 			err = -EINVAL;
 			goto done;
 		}
@@ -2104,7 +2159,7 @@
 		qdbm |= WL_TXPWR_OVERRIDE;
 		break;
 	default:
-		brcmf_err("Unsupported type %d\n", type);
+		bphy_err(drvr, "Unsupported type %d\n", type);
 		err = -EINVAL;
 		goto done;
 	}
@@ -2112,11 +2167,11 @@
 	disable = WL_RADIO_SW_DISABLE << 16;
 	err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_RADIO, disable);
 	if (err)
-		brcmf_err("WLC_SET_RADIO error (%d)\n", err);
+		bphy_err(drvr, "WLC_SET_RADIO error (%d)\n", err);
 
 	err = brcmf_fil_iovar_int_set(ifp, "qtxpower", qdbm);
 	if (err)
-		brcmf_err("qtxpower error (%d)\n", err);
+		bphy_err(drvr, "qtxpower error (%d)\n", err);
 
 done:
 	brcmf_dbg(TRACE, "Exit %d (qdbm)\n", qdbm & ~WL_TXPWR_OVERRIDE);
@@ -2127,7 +2182,9 @@
 brcmf_cfg80211_get_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev,
 			    s32 *dbm)
 {
+	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct brcmf_cfg80211_vif *vif = wdev_to_vif(wdev);
+	struct brcmf_pub *drvr = cfg->pub;
 	s32 qdbm = 0;
 	s32 err;
 
@@ -2137,7 +2194,7 @@
 
 	err = brcmf_fil_iovar_int_get(vif->ifp, "qtxpower", &qdbm);
 	if (err) {
-		brcmf_err("error (%d)\n", err);
+		bphy_err(drvr, "error (%d)\n", err);
 		goto done;
 	}
 	*dbm = (qdbm & ~WL_TXPWR_OVERRIDE) / 4;
@@ -2152,6 +2209,7 @@
 				  u8 key_idx, bool unicast, bool multicast)
 {
 	struct brcmf_if *ifp = netdev_priv(ndev);
+	struct brcmf_pub *drvr = ifp->drvr;
 	u32 index;
 	u32 wsec;
 	s32 err = 0;
@@ -2163,7 +2221,7 @@
 
 	err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec);
 	if (err) {
-		brcmf_err("WLC_GET_WSEC error (%d)\n", err);
+		bphy_err(drvr, "WLC_GET_WSEC error (%d)\n", err);
 		goto done;
 	}
 
@@ -2173,7 +2231,7 @@
 		err = brcmf_fil_cmd_int_set(ifp,
 					    BRCMF_C_SET_KEY_PRIMARY, index);
 		if (err)
-			brcmf_err("error (%d)\n", err);
+			bphy_err(drvr, "error (%d)\n", err);
 	}
 done:
 	brcmf_dbg(TRACE, "Exit\n");
@@ -2222,7 +2280,9 @@
 		       u8 key_idx, bool pairwise, const u8 *mac_addr,
 		       struct key_params *params)
 {
+	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct brcmf_if *ifp = netdev_priv(ndev);
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_wsec_key *key;
 	s32 val;
 	s32 wsec;
@@ -2237,7 +2297,7 @@
 
 	if (key_idx >= BRCMF_MAX_DEFAULT_KEYS) {
 		/* we ignore this key index in this case */
-		brcmf_err("invalid key index (%d)\n", key_idx);
+		bphy_err(drvr, "invalid key index (%d)\n", key_idx);
 		return -EINVAL;
 	}
 
@@ -2246,7 +2306,7 @@
 					      mac_addr);
 
 	if (params->key_len > sizeof(key->data)) {
-		brcmf_err("Too long key length (%u)\n", params->key_len);
+		bphy_err(drvr, "Too long key length (%u)\n", params->key_len);
 		return -EINVAL;
 	}
 
@@ -2300,7 +2360,7 @@
 		brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_CCMP\n");
 		break;
 	default:
-		brcmf_err("Invalid cipher (0x%x)\n", params->cipher);
+		bphy_err(drvr, "Invalid cipher (0x%x)\n", params->cipher);
 		err = -EINVAL;
 		goto done;
 	}
@@ -2311,13 +2371,13 @@
 
 	err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec);
 	if (err) {
-		brcmf_err("get wsec error (%d)\n", err);
+		bphy_err(drvr, "get wsec error (%d)\n", err);
 		goto done;
 	}
 	wsec |= val;
 	err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec);
 	if (err) {
-		brcmf_err("set wsec error (%d)\n", err);
+		bphy_err(drvr, "set wsec error (%d)\n", err);
 		goto done;
 	}
 
@@ -2332,9 +2392,11 @@
 		       void (*callback)(void *cookie,
 					struct key_params *params))
 {
+	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct key_params params;
 	struct brcmf_if *ifp = netdev_priv(ndev);
 	struct brcmf_cfg80211_profile *profile = &ifp->vif->profile;
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_cfg80211_security *sec;
 	s32 wsec;
 	s32 err = 0;
@@ -2348,7 +2410,7 @@
 
 	err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec);
 	if (err) {
-		brcmf_err("WLC_GET_WSEC error (%d)\n", err);
+		bphy_err(drvr, "WLC_GET_WSEC error (%d)\n", err);
 		/* Ignore this error, may happen during DISASSOC */
 		err = -EAGAIN;
 		goto done;
@@ -2369,7 +2431,7 @@
 		params.cipher = WLAN_CIPHER_SUITE_AES_CMAC;
 		brcmf_dbg(CONN, "WLAN_CIPHER_SUITE_AES_CMAC\n");
 	} else  {
-		brcmf_err("Invalid algo (0x%x)\n", wsec);
+		bphy_err(drvr, "Invalid algo (0x%x)\n", wsec);
 		err = -EINVAL;
 		goto done;
 	}
@@ -2399,6 +2461,7 @@
 static void
 brcmf_cfg80211_reconfigure_wep(struct brcmf_if *ifp)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	s32 err;
 	u8 key_idx;
 	struct brcmf_wsec_key *key;
@@ -2415,18 +2478,18 @@
 
 	err = send_key_to_dongle(ifp, key);
 	if (err) {
-		brcmf_err("Setting WEP key failed (%d)\n", err);
+		bphy_err(drvr, "Setting WEP key failed (%d)\n", err);
 		return;
 	}
 	err = brcmf_fil_bsscfg_int_get(ifp, "wsec", &wsec);
 	if (err) {
-		brcmf_err("get wsec error (%d)\n", err);
+		bphy_err(drvr, "get wsec error (%d)\n", err);
 		return;
 	}
 	wsec |= WEP_ENABLED;
 	err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec);
 	if (err)
-		brcmf_err("set wsec error (%d)\n", err);
+		bphy_err(drvr, "set wsec error (%d)\n", err);
 }
 
 static void brcmf_convert_sta_flags(u32 fw_sta_flags, struct station_info *si)
@@ -2452,6 +2515,7 @@
 
 static void brcmf_fill_bss_param(struct brcmf_if *ifp, struct station_info *si)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct {
 		__le32 len;
 		struct brcmf_bss_info_le bss_le;
@@ -2467,7 +2531,7 @@
 	err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO, buf,
 				     WL_BSS_INFO_MAX);
 	if (err) {
-		brcmf_err("Failed to get bss info (%d)\n", err);
+		bphy_err(drvr, "Failed to get bss info (%d)\n", err);
 		goto out_kfree;
 	}
 	si->filled |= BIT_ULL(NL80211_STA_INFO_BSS_PARAM);
@@ -2489,6 +2553,7 @@
 brcmf_cfg80211_get_station_ibss(struct brcmf_if *ifp,
 				struct station_info *sinfo)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct brcmf_scb_val_le scbval;
 	struct brcmf_pktcnt_le pktcnt;
 	s32 err;
@@ -2498,7 +2563,7 @@
 	/* Get the current tx rate */
 	err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_RATE, &rate);
 	if (err < 0) {
-		brcmf_err("BRCMF_C_GET_RATE error (%d)\n", err);
+		bphy_err(drvr, "BRCMF_C_GET_RATE error (%d)\n", err);
 		return err;
 	}
 	sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
@@ -2508,7 +2573,7 @@
 	err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI, &scbval,
 				     sizeof(scbval));
 	if (err) {
-		brcmf_err("BRCMF_C_GET_RSSI error (%d)\n", err);
+		bphy_err(drvr, "BRCMF_C_GET_RSSI error (%d)\n", err);
 		return err;
 	}
 	rssi = le32_to_cpu(scbval.val);
@@ -2518,7 +2583,7 @@
 	err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_GET_PKTCNTS, &pktcnt,
 				     sizeof(pktcnt));
 	if (err) {
-		brcmf_err("BRCMF_C_GET_GET_PKTCNTS error (%d)\n", err);
+		bphy_err(drvr, "BRCMF_C_GET_GET_PKTCNTS error (%d)\n", err);
 		return err;
 	}
 	sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_PACKETS) |
@@ -2537,7 +2602,9 @@
 brcmf_cfg80211_get_station(struct wiphy *wiphy, struct net_device *ndev,
 			   const u8 *mac, struct station_info *sinfo)
 {
+	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct brcmf_if *ifp = netdev_priv(ndev);
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_scb_val_le scb_val;
 	s32 err = 0;
 	struct brcmf_sta_info_le sta_info_le;
@@ -2566,7 +2633,7 @@
 					       &sta_info_le,
 					       sizeof(sta_info_le));
 		if (err < 0) {
-			brcmf_err("GET STA INFO failed, %d\n", err);
+			bphy_err(drvr, "GET STA INFO failed, %d\n", err);
 			goto done;
 		}
 	}
@@ -2635,7 +2702,8 @@
 			err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_RSSI,
 						     &scb_val, sizeof(scb_val));
 			if (err) {
-				brcmf_err("Could not get rssi (%d)\n", err);
+				bphy_err(drvr, "Could not get rssi (%d)\n",
+					 err);
 				goto done;
 			} else {
 				rssi = le32_to_cpu(scb_val.val);
@@ -2656,6 +2724,7 @@
 {
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct brcmf_if *ifp = netdev_priv(ndev);
+	struct brcmf_pub *drvr = cfg->pub;
 	s32 err;
 
 	brcmf_dbg(TRACE, "Enter, idx %d\n", idx);
@@ -2666,8 +2735,8 @@
 					     &cfg->assoclist,
 					     sizeof(cfg->assoclist));
 		if (err) {
-			brcmf_err("BRCMF_C_GET_ASSOCLIST unsupported, err=%d\n",
-				  err);
+			bphy_err(drvr, "BRCMF_C_GET_ASSOCLIST unsupported, err=%d\n",
+				 err);
 			cfg->assoclist.count = 0;
 			return -EOPNOTSUPP;
 		}
@@ -2687,6 +2756,7 @@
 	s32 err = 0;
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct brcmf_if *ifp = netdev_priv(ndev);
+	struct brcmf_pub *drvr = cfg->pub;
 
 	brcmf_dbg(TRACE, "Enter\n");
 
@@ -2715,9 +2785,9 @@
 	err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PM, pm);
 	if (err) {
 		if (err == -ENODEV)
-			brcmf_err("net_device is not ready yet\n");
+			bphy_err(drvr, "net_device is not ready yet\n");
 		else
-			brcmf_err("error (%d)\n", err);
+			bphy_err(drvr, "error (%d)\n", err);
 	}
 done:
 	brcmf_dbg(TRACE, "Exit\n");
@@ -2728,6 +2798,7 @@
 				   struct brcmf_bss_info_le *bi)
 {
 	struct wiphy *wiphy = cfg_to_wiphy(cfg);
+	struct brcmf_pub *drvr = cfg->pub;
 	struct cfg80211_bss *bss;
 	enum nl80211_band band;
 	struct brcmu_chan ch;
@@ -2740,7 +2811,7 @@
 	struct cfg80211_inform_bss bss_data = {};
 
 	if (le32_to_cpu(bi->length) > WL_BSS_INFO_MAX) {
-		brcmf_err("Bss info is larger than buffer. Discarding\n");
+		bphy_err(drvr, "Bss info is larger than buffer. Discarding\n");
 		return 0;
 	}
 
@@ -2799,6 +2870,7 @@
 
 static s32 brcmf_inform_bss(struct brcmf_cfg80211_info *cfg)
 {
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_scan_results *bss_list;
 	struct brcmf_bss_info_le *bi = NULL;	/* must be initialized */
 	s32 err = 0;
@@ -2807,8 +2879,8 @@
 	bss_list = (struct brcmf_scan_results *)cfg->escan_info.escan_buf;
 	if (bss_list->count != 0 &&
 	    bss_list->version != BRCMF_BSS_INFO_VERSION) {
-		brcmf_err("Version %d != WL_BSS_INFO_VERSION\n",
-			  bss_list->version);
+		bphy_err(drvr, "Version %d != WL_BSS_INFO_VERSION\n",
+			 bss_list->version);
 		return -EOPNOTSUPP;
 	}
 	brcmf_dbg(SCAN, "scanned AP count (%d)\n", bss_list->count);
@@ -2825,6 +2897,7 @@
 			     struct net_device *ndev, const u8 *bssid)
 {
 	struct wiphy *wiphy = cfg_to_wiphy(cfg);
+	struct brcmf_pub *drvr = cfg->pub;
 	struct ieee80211_channel *notify_channel;
 	struct brcmf_bss_info_le *bi = NULL;
 	struct ieee80211_supported_band *band;
@@ -2852,7 +2925,7 @@
 	err = brcmf_fil_cmd_data_get(netdev_priv(ndev), BRCMF_C_GET_BSS_INFO,
 				     buf, WL_BSS_INFO_MAX);
 	if (err) {
-		brcmf_err("WLC_GET_BSS_INFO failed: %d\n", err);
+		bphy_err(drvr, "WLC_GET_BSS_INFO failed: %d\n", err);
 		goto CleanUp;
 	}
 
@@ -2906,10 +2979,9 @@
 static s32 brcmf_update_bss_info(struct brcmf_cfg80211_info *cfg,
 				 struct brcmf_if *ifp)
 {
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_bss_info_le *bi;
 	const struct brcmf_tlv *tim;
-	u16 beacon_interval;
-	u8 dtim_period;
 	size_t ie_len;
 	u8 *ie;
 	s32 err = 0;
@@ -2922,7 +2994,7 @@
 	err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BSS_INFO,
 				     cfg->extra_buf, WL_EXTRA_BUF_MAX);
 	if (err) {
-		brcmf_err("Could not get bss info %d\n", err);
+		bphy_err(drvr, "Could not get bss info %d\n", err);
 		goto update_bss_info_out;
 	}
 
@@ -2933,12 +3005,9 @@
 
 	ie = ((u8 *)bi) + le16_to_cpu(bi->ie_offset);
 	ie_len = le32_to_cpu(bi->ie_length);
-	beacon_interval = le16_to_cpu(bi->beacon_period);
 
 	tim = brcmf_parse_tlvs(ie, ie_len, WLAN_EID_TIM);
-	if (tim)
-		dtim_period = tim->data[1];
-	else {
+	if (!tim) {
 		/*
 		* active scan was done so we could not get dtim
 		* information out of probe response.
@@ -2947,10 +3016,9 @@
 		u32 var;
 		err = brcmf_fil_iovar_int_get(ifp, "dtim_assoc", &var);
 		if (err) {
-			brcmf_err("wl dtim_assoc failed (%d)\n", err);
+			bphy_err(drvr, "wl dtim_assoc failed (%d)\n", err);
 			goto update_bss_info_out;
 		}
-		dtim_period = (u8)var;
 	}
 
 update_bss_info_out:
@@ -2985,9 +3053,10 @@
 {
 	struct brcmf_cfg80211_info *cfg =
 			from_timer(cfg, t, escan_timeout);
+	struct brcmf_pub *drvr = cfg->pub;
 
 	if (cfg->int_escan_map || cfg->scan_request) {
-		brcmf_err("timer expired\n");
+		bphy_err(drvr, "timer expired\n");
 		schedule_work(&cfg->escan_timeout_work);
 	}
 }
@@ -3035,7 +3104,8 @@
 brcmf_cfg80211_escan_handler(struct brcmf_if *ifp,
 			     const struct brcmf_event_msg *e, void *data)
 {
-	struct brcmf_cfg80211_info *cfg = ifp->drvr->config;
+	struct brcmf_pub *drvr = ifp->drvr;
+	struct brcmf_cfg80211_info *cfg = drvr->config;
 	s32 status;
 	struct brcmf_escan_result_le *escan_result_le;
 	u32 escan_buflen;
@@ -3052,32 +3122,33 @@
 		goto exit;
 
 	if (!test_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status)) {
-		brcmf_err("scan not ready, bsscfgidx=%d\n", ifp->bsscfgidx);
+		bphy_err(drvr, "scan not ready, bsscfgidx=%d\n",
+			 ifp->bsscfgidx);
 		return -EPERM;
 	}
 
 	if (status == BRCMF_E_STATUS_PARTIAL) {
 		brcmf_dbg(SCAN, "ESCAN Partial result\n");
 		if (e->datalen < sizeof(*escan_result_le)) {
-			brcmf_err("invalid event data length\n");
+			bphy_err(drvr, "invalid event data length\n");
 			goto exit;
 		}
 		escan_result_le = (struct brcmf_escan_result_le *) data;
 		if (!escan_result_le) {
-			brcmf_err("Invalid escan result (NULL pointer)\n");
+			bphy_err(drvr, "Invalid escan result (NULL pointer)\n");
 			goto exit;
 		}
 		escan_buflen = le32_to_cpu(escan_result_le->buflen);
 		if (escan_buflen > BRCMF_ESCAN_BUF_SIZE ||
 		    escan_buflen > e->datalen ||
 		    escan_buflen < sizeof(*escan_result_le)) {
-			brcmf_err("Invalid escan buffer length: %d\n",
-				  escan_buflen);
+			bphy_err(drvr, "Invalid escan buffer length: %d\n",
+				 escan_buflen);
 			goto exit;
 		}
 		if (le16_to_cpu(escan_result_le->bss_count) != 1) {
-			brcmf_err("Invalid bss_count %d: ignoring\n",
-				  escan_result_le->bss_count);
+			bphy_err(drvr, "Invalid bss_count %d: ignoring\n",
+				 escan_result_le->bss_count);
 			goto exit;
 		}
 		bss_info_le = &escan_result_le->bss_info_le;
@@ -3092,8 +3163,8 @@
 
 		bi_length = le32_to_cpu(bss_info_le->length);
 		if (bi_length != escan_buflen -	WL_ESCAN_RESULTS_FIXED_SIZE) {
-			brcmf_err("Ignoring invalid bss_info length: %d\n",
-				  bi_length);
+			bphy_err(drvr, "Ignoring invalid bss_info length: %d\n",
+				 bi_length);
 			goto exit;
 		}
 
@@ -3101,7 +3172,7 @@
 					BIT(NL80211_IFTYPE_ADHOC))) {
 			if (le16_to_cpu(bss_info_le->capability) &
 						WLAN_CAPABILITY_IBSS) {
-				brcmf_err("Ignoring IBSS result\n");
+				bphy_err(drvr, "Ignoring IBSS result\n");
 				goto exit;
 			}
 		}
@@ -3109,7 +3180,7 @@
 		list = (struct brcmf_scan_results *)
 				cfg->escan_info.escan_buf;
 		if (bi_length > BRCMF_ESCAN_BUF_SIZE - list->buflen) {
-			brcmf_err("Buffer is too small: ignoring\n");
+			bphy_err(drvr, "Buffer is too small: ignoring\n");
 			goto exit;
 		}
 
@@ -3268,7 +3339,8 @@
 brcmf_notify_sched_scan_results(struct brcmf_if *ifp,
 				const struct brcmf_event_msg *e, void *data)
 {
-	struct brcmf_cfg80211_info *cfg = ifp->drvr->config;
+	struct brcmf_pub *drvr = ifp->drvr;
+	struct brcmf_cfg80211_info *cfg = drvr->config;
 	struct brcmf_pno_net_info_le *netinfo, *netinfo_start;
 	struct cfg80211_scan_request *request = NULL;
 	struct wiphy *wiphy = cfg_to_wiphy(cfg);
@@ -3301,14 +3373,14 @@
 	WARN_ON(status != BRCMF_PNO_SCAN_COMPLETE);
 	brcmf_dbg(SCAN, "PFN NET FOUND event. count: %d\n", result_count);
 	if (!result_count) {
-		brcmf_err("FALSE PNO Event. (pfn_count == 0)\n");
+		bphy_err(drvr, "FALSE PNO Event. (pfn_count == 0)\n");
 		goto out_err;
 	}
 
 	netinfo_start = brcmf_get_netinfo_array(pfn_result);
 	datalen = e->datalen - ((void *)netinfo_start - (void *)pfn_result);
 	if (datalen < result_count * sizeof(*netinfo)) {
-		brcmf_err("insufficient event data\n");
+		bphy_err(drvr, "insufficient event data\n");
 		goto out_err;
 	}
 
@@ -3355,15 +3427,16 @@
 				struct net_device *ndev,
 				struct cfg80211_sched_scan_request *req)
 {
-	struct brcmf_if *ifp = netdev_priv(ndev);
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
+	struct brcmf_if *ifp = netdev_priv(ndev);
+	struct brcmf_pub *drvr = cfg->pub;
 
 	brcmf_dbg(SCAN, "Enter: n_match_sets=%d n_ssids=%d\n",
 		  req->n_match_sets, req->n_ssids);
 
 	if (test_bit(BRCMF_SCAN_STATUS_SUPPRESS, &cfg->scan_status)) {
-		brcmf_err("Scanning suppressed: status=%lu\n",
-			  cfg->scan_status);
+		bphy_err(drvr, "Scanning suppressed: status=%lu\n",
+			 cfg->scan_status);
 		return -EAGAIN;
 	}
 
@@ -3441,7 +3514,8 @@
 brcmf_wowl_nd_results(struct brcmf_if *ifp, const struct brcmf_event_msg *e,
 		      void *data)
 {
-	struct brcmf_cfg80211_info *cfg = ifp->drvr->config;
+	struct brcmf_pub *drvr = ifp->drvr;
+	struct brcmf_cfg80211_info *cfg = drvr->config;
 	struct brcmf_pno_scanresults_le *pfn_result;
 	struct brcmf_pno_net_info_le *netinfo;
 
@@ -3460,12 +3534,14 @@
 	}
 
 	if (le32_to_cpu(pfn_result->count) < 1) {
-		brcmf_err("Invalid result count, expected 1 (%d)\n",
-			  le32_to_cpu(pfn_result->count));
+		bphy_err(drvr, "Invalid result count, expected 1 (%d)\n",
+			 le32_to_cpu(pfn_result->count));
 		return -EINVAL;
 	}
 
 	netinfo = brcmf_get_netinfo_array(pfn_result);
+	if (netinfo->SSID_len > IEEE80211_MAX_SSID_LEN)
+		netinfo->SSID_len = IEEE80211_MAX_SSID_LEN;
 	memcpy(cfg->wowl.nd->ssid.ssid, netinfo->SSID, netinfo->SSID_len);
 	cfg->wowl.nd->ssid.ssid_len = netinfo->SSID_len;
 	cfg->wowl.nd->n_channels = 1;
@@ -3488,6 +3564,7 @@
 static void brcmf_report_wowl_wakeind(struct wiphy *wiphy, struct brcmf_if *ifp)
 {
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_wowl_wakeind_le wake_ind_le;
 	struct cfg80211_wowlan_wakeup wakeup_data;
 	struct cfg80211_wowlan_wakeup *wakeup;
@@ -3498,7 +3575,7 @@
 	err = brcmf_fil_iovar_data_get(ifp, "wowl_wakeind", &wake_ind_le,
 				       sizeof(wake_ind_le));
 	if (err) {
-		brcmf_err("Get wowl_wakeind failed, err = %d\n", err);
+		bphy_err(drvr, "Get wowl_wakeind failed, err = %d\n", err);
 		return;
 	}
 
@@ -3539,7 +3616,7 @@
 				cfg->wowl.nd_data_completed,
 				BRCMF_ND_INFO_TIMEOUT);
 			if (!timeout)
-				brcmf_err("No result for wowl net detect\n");
+				bphy_err(drvr, "No result for wowl net detect\n");
 			else
 				wakeup_data.net_detect = cfg->wowl.nd_info;
 		}
@@ -3728,6 +3805,7 @@
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct brcmf_if *ifp = netdev_priv(ndev);
 	struct brcmf_pmksa *pmk = &cfg->pmk_list.pmk[0];
+	struct brcmf_pub *drvr = cfg->pub;
 	s32 err;
 	u32 npmk, i;
 
@@ -3747,7 +3825,7 @@
 			cfg->pmk_list.npmk = cpu_to_le32(npmk);
 		}
 	} else {
-		brcmf_err("Too many PMKSA entries cached %d\n", npmk);
+		bphy_err(drvr, "Too many PMKSA entries cached %d\n", npmk);
 		return -EINVAL;
 	}
 
@@ -3770,6 +3848,7 @@
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct brcmf_if *ifp = netdev_priv(ndev);
 	struct brcmf_pmksa *pmk = &cfg->pmk_list.pmk[0];
+	struct brcmf_pub *drvr = cfg->pub;
 	s32 err;
 	u32 npmk, i;
 
@@ -3793,7 +3872,7 @@
 		memset(&pmk[i], 0, sizeof(*pmk));
 		cfg->pmk_list.npmk = cpu_to_le32(npmk - 1);
 	} else {
-		brcmf_err("Cache entry not found\n");
+		bphy_err(drvr, "Cache entry not found\n");
 		return -EINVAL;
 	}
 
@@ -3825,19 +3904,20 @@
 
 static s32 brcmf_configure_opensecurity(struct brcmf_if *ifp)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	s32 err;
 	s32 wpa_val;
 
 	/* set auth */
 	err = brcmf_fil_bsscfg_int_set(ifp, "auth", 0);
 	if (err < 0) {
-		brcmf_err("auth error %d\n", err);
+		bphy_err(drvr, "auth error %d\n", err);
 		return err;
 	}
 	/* set wsec */
 	err = brcmf_fil_bsscfg_int_set(ifp, "wsec", 0);
 	if (err < 0) {
-		brcmf_err("wsec error %d\n", err);
+		bphy_err(drvr, "wsec error %d\n", err);
 		return err;
 	}
 	/* set upper-layer auth */
@@ -3847,7 +3927,7 @@
 		wpa_val = WPA_AUTH_DISABLED;
 	err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_val);
 	if (err < 0) {
-		brcmf_err("wpa_auth error %d\n", err);
+		bphy_err(drvr, "wpa_auth error %d\n", err);
 		return err;
 	}
 
@@ -3867,6 +3947,7 @@
 		      const struct brcmf_vs_tlv *wpa_ie,
 		      bool is_rsn_ie)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	u32 auth = 0; /* d11 open authentication */
 	u16 count;
 	s32 err = 0;
@@ -3897,13 +3978,13 @@
 	/* check for multicast cipher suite */
 	if (offset + WPA_IE_MIN_OUI_LEN > len) {
 		err = -EINVAL;
-		brcmf_err("no multicast cipher suite\n");
+		bphy_err(drvr, "no multicast cipher suite\n");
 		goto exit;
 	}
 
 	if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) {
 		err = -EINVAL;
-		brcmf_err("ivalid OUI\n");
+		bphy_err(drvr, "ivalid OUI\n");
 		goto exit;
 	}
 	offset += TLV_OUI_LEN;
@@ -3925,7 +4006,7 @@
 		break;
 	default:
 		err = -EINVAL;
-		brcmf_err("Invalid multi cast cipher info\n");
+		bphy_err(drvr, "Invalid multi cast cipher info\n");
 		goto exit;
 	}
 
@@ -3936,13 +4017,13 @@
 	/* Check for unicast suite(s) */
 	if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) {
 		err = -EINVAL;
-		brcmf_err("no unicast cipher suite\n");
+		bphy_err(drvr, "no unicast cipher suite\n");
 		goto exit;
 	}
 	for (i = 0; i < count; i++) {
 		if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) {
 			err = -EINVAL;
-			brcmf_err("ivalid OUI\n");
+			bphy_err(drvr, "ivalid OUI\n");
 			goto exit;
 		}
 		offset += TLV_OUI_LEN;
@@ -3960,7 +4041,7 @@
 			pval |= AES_ENABLED;
 			break;
 		default:
-			brcmf_err("Invalid unicast security info\n");
+			bphy_err(drvr, "Invalid unicast security info\n");
 		}
 		offset++;
 	}
@@ -3970,13 +4051,13 @@
 	/* Check for auth key management suite(s) */
 	if (offset + (WPA_IE_MIN_OUI_LEN * count) > len) {
 		err = -EINVAL;
-		brcmf_err("no auth key mgmt suite\n");
+		bphy_err(drvr, "no auth key mgmt suite\n");
 		goto exit;
 	}
 	for (i = 0; i < count; i++) {
 		if (!brcmf_valid_wpa_oui(&data[offset], is_rsn_ie)) {
 			err = -EINVAL;
-			brcmf_err("ivalid OUI\n");
+			bphy_err(drvr, "ivalid OUI\n");
 			goto exit;
 		}
 		offset += TLV_OUI_LEN;
@@ -4004,7 +4085,7 @@
 			wpa_auth |= WPA2_AUTH_1X_SHA256;
 			break;
 		default:
-			brcmf_err("Invalid key mgmt info\n");
+			bphy_err(drvr, "Invalid key mgmt info\n");
 		}
 		offset++;
 	}
@@ -4046,7 +4127,7 @@
 		err = brcmf_fil_bsscfg_int_set(ifp, "wme_bss_disable",
 					       wme_bss_disable);
 		if (err < 0) {
-			brcmf_err("wme_bss_disable error %d\n", err);
+			bphy_err(drvr, "wme_bss_disable error %d\n", err);
 			goto exit;
 		}
 
@@ -4060,7 +4141,7 @@
 							&data[offset],
 							WPA_IE_MIN_OUI_LEN);
 			if (err < 0) {
-				brcmf_err("bip error %d\n", err);
+				bphy_err(drvr, "bip error %d\n", err);
 				goto exit;
 			}
 		}
@@ -4071,13 +4152,13 @@
 	/* set auth */
 	err = brcmf_fil_bsscfg_int_set(ifp, "auth", auth);
 	if (err < 0) {
-		brcmf_err("auth error %d\n", err);
+		bphy_err(drvr, "auth error %d\n", err);
 		goto exit;
 	}
 	/* set wsec */
 	err = brcmf_fil_bsscfg_int_set(ifp, "wsec", wsec);
 	if (err < 0) {
-		brcmf_err("wsec error %d\n", err);
+		bphy_err(drvr, "wsec error %d\n", err);
 		goto exit;
 	}
 	/* Configure MFP, this needs to go after wsec otherwise the wsec command
@@ -4086,14 +4167,14 @@
 	if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MFP)) {
 		err = brcmf_fil_bsscfg_int_set(ifp, "mfp", mfp);
 		if (err < 0) {
-			brcmf_err("mfp error %d\n", err);
+			bphy_err(drvr, "mfp error %d\n", err);
 			goto exit;
 		}
 	}
 	/* set upper-layer auth */
 	err = brcmf_fil_bsscfg_int_set(ifp, "wpa_auth", wpa_auth);
 	if (err < 0) {
-		brcmf_err("wpa_auth error %d\n", err);
+		bphy_err(drvr, "wpa_auth error %d\n", err);
 		goto exit;
 	}
 
@@ -4141,10 +4222,8 @@
 
 		vndr_ies->count++;
 
-		brcmf_dbg(TRACE, "** OUI %02x %02x %02x, type 0x%02x\n",
-			  parsed_info->vndrie.oui[0],
-			  parsed_info->vndrie.oui[1],
-			  parsed_info->vndrie.oui[2],
+		brcmf_dbg(TRACE, "** OUI %3ph, type 0x%02x\n",
+			  parsed_info->vndrie.oui,
 			  parsed_info->vndrie.oui_type);
 
 		if (vndr_ies->count >= VNDR_IE_PARSE_LIMIT)
@@ -4163,9 +4242,7 @@
 static u32
 brcmf_vndr_ie(u8 *iebuf, s32 pktflag, u8 *ie_ptr, u32 ie_len, s8 *add_del_cmd)
 {
-
-	strncpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN - 1);
-	iebuf[VNDR_IE_CMD_LEN - 1] = '\0';
+	strscpy(iebuf, add_del_cmd, VNDR_IE_CMD_LEN);
 
 	put_unaligned_le32(1, &iebuf[VNDR_IE_COUNT_OFFSET]);
 
@@ -4179,6 +4256,7 @@
 s32 brcmf_vif_set_mgmt_ie(struct brcmf_cfg80211_vif *vif, s32 pktflag,
 			  const u8 *vndr_ie_buf, u32 vndr_ie_len)
 {
+	struct brcmf_pub *drvr;
 	struct brcmf_if *ifp;
 	struct vif_saved_ie *saved_ie;
 	s32 err = 0;
@@ -4200,6 +4278,7 @@
 	if (!vif)
 		return -ENODEV;
 	ifp = vif->ifp;
+	drvr = ifp->drvr;
 	saved_ie = &vif->saved_ie;
 
 	brcmf_dbg(TRACE, "bsscfgidx %d, pktflag : 0x%02X\n", ifp->bsscfgidx,
@@ -4231,13 +4310,13 @@
 		break;
 	default:
 		err = -EPERM;
-		brcmf_err("not suitable type\n");
+		bphy_err(drvr, "not suitable type\n");
 		goto exit;
 	}
 
 	if (vndr_ie_len > mgmt_ie_buf_len) {
 		err = -ENOMEM;
-		brcmf_err("extra IE size too big\n");
+		bphy_err(drvr, "extra IE size too big\n");
 		goto exit;
 	}
 
@@ -4268,12 +4347,10 @@
 		for (i = 0; i < old_vndr_ies.count; i++) {
 			vndrie_info = &old_vndr_ies.ie_info[i];
 
-			brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%02x:%02x:%02x\n",
+			brcmf_dbg(TRACE, "DEL ID : %d, Len: %d , OUI:%3ph\n",
 				  vndrie_info->vndrie.id,
 				  vndrie_info->vndrie.len,
-				  vndrie_info->vndrie.oui[0],
-				  vndrie_info->vndrie.oui[1],
-				  vndrie_info->vndrie.oui[2]);
+				  vndrie_info->vndrie.oui);
 
 			del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag,
 							   vndrie_info->ie_ptr,
@@ -4298,19 +4375,17 @@
 			/* verify remained buf size before copy data */
 			if (remained_buf_len < (vndrie_info->vndrie.len +
 							VNDR_IE_VSIE_OFFSET)) {
-				brcmf_err("no space in mgmt_ie_buf: len left %d",
-					  remained_buf_len);
+				bphy_err(drvr, "no space in mgmt_ie_buf: len left %d",
+					 remained_buf_len);
 				break;
 			}
 			remained_buf_len -= (vndrie_info->ie_len +
 					     VNDR_IE_VSIE_OFFSET);
 
-			brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%02x:%02x:%02x\n",
+			brcmf_dbg(TRACE, "ADDED ID : %d, Len: %d, OUI:%3ph\n",
 				  vndrie_info->vndrie.id,
 				  vndrie_info->vndrie.len,
-				  vndrie_info->vndrie.oui[0],
-				  vndrie_info->vndrie.oui[1],
-				  vndrie_info->vndrie.oui[2]);
+				  vndrie_info->vndrie.oui);
 
 			del_add_ie_buf_len = brcmf_vndr_ie(curr_ie_buf, pktflag,
 							   vndrie_info->ie_ptr,
@@ -4330,7 +4405,7 @@
 		err  = brcmf_fil_bsscfg_data_set(ifp, "vndr_ie", iovar_ie_buf,
 						 total_ie_buf_len);
 		if (err)
-			brcmf_err("vndr ie set error : %d\n", err);
+			bphy_err(drvr, "vndr ie set error : %d\n", err);
 	}
 
 exit:
@@ -4358,13 +4433,14 @@
 brcmf_config_ap_mgmt_ie(struct brcmf_cfg80211_vif *vif,
 			struct cfg80211_beacon_data *beacon)
 {
+	struct brcmf_pub *drvr = vif->ifp->drvr;
 	s32 err;
 
 	/* Set Beacon IEs to FW */
 	err = brcmf_vif_set_mgmt_ie(vif, BRCMF_VNDR_IE_BEACON_FLAG,
 				    beacon->tail, beacon->tail_len);
 	if (err) {
-		brcmf_err("Set Beacon IE Failed\n");
+		bphy_err(drvr, "Set Beacon IE Failed\n");
 		return err;
 	}
 	brcmf_dbg(TRACE, "Applied Vndr IEs for Beacon\n");
@@ -4374,7 +4450,7 @@
 				    beacon->proberesp_ies,
 				    beacon->proberesp_ies_len);
 	if (err)
-		brcmf_err("Set Probe Resp IE Failed\n");
+		bphy_err(drvr, "Set Probe Resp IE Failed\n");
 	else
 		brcmf_dbg(TRACE, "Applied Vndr IEs for Probe Resp\n");
 
@@ -4388,6 +4464,7 @@
 	s32 ie_offset;
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct brcmf_if *ifp = netdev_priv(ndev);
+	struct brcmf_pub *drvr = cfg->pub;
 	const struct brcmf_tlv *ssid_ie;
 	const struct brcmf_tlv *country_ie;
 	struct brcmf_ssid_le ssid_le;
@@ -4483,7 +4560,8 @@
 			err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY,
 						    is_11d);
 			if (err < 0) {
-				brcmf_err("Regulatory Set Error, %d\n", err);
+				bphy_err(drvr, "Regulatory Set Error, %d\n",
+					 err);
 				goto exit;
 			}
 		}
@@ -4491,8 +4569,8 @@
 			err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_BCNPRD,
 						    settings->beacon_interval);
 			if (err < 0) {
-				brcmf_err("Beacon Interval Set Error, %d\n",
-					  err);
+				bphy_err(drvr, "Beacon Interval Set Error, %d\n",
+					 err);
 				goto exit;
 			}
 		}
@@ -4500,7 +4578,8 @@
 			err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_DTIMPRD,
 						    settings->dtim_period);
 			if (err < 0) {
-				brcmf_err("DTIM Interval Set Error, %d\n", err);
+				bphy_err(drvr, "DTIM Interval Set Error, %d\n",
+					 err);
 				goto exit;
 			}
 		}
@@ -4510,7 +4589,8 @@
 		     !brcmf_feat_is_enabled(ifp, BRCMF_FEAT_RSDB))) {
 			err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1);
 			if (err < 0) {
-				brcmf_err("BRCMF_C_DOWN error %d\n", err);
+				bphy_err(drvr, "BRCMF_C_DOWN error %d\n",
+					 err);
 				goto exit;
 			}
 			brcmf_fil_iovar_int_set(ifp, "apsta", 0);
@@ -4518,7 +4598,7 @@
 
 		err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_INFRA, 1);
 		if (err < 0) {
-			brcmf_err("SET INFRA error %d\n", err);
+			bphy_err(drvr, "SET INFRA error %d\n", err);
 			goto exit;
 		}
 	} else if (WARN_ON(supports_11d && (is_11d != ifp->vif->is_11d))) {
@@ -4534,7 +4614,8 @@
 
 		err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 1);
 		if (err < 0) {
-			brcmf_err("setting AP mode failed %d\n", err);
+			bphy_err(drvr, "setting AP mode failed %d\n",
+				 err);
 			goto exit;
 		}
 		if (!mbss) {
@@ -4543,14 +4624,14 @@
 			 */
 			err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec);
 			if (err < 0) {
-				brcmf_err("Set Channel failed: chspec=%d, %d\n",
-					  chanspec, err);
+				bphy_err(drvr, "Set Channel failed: chspec=%d, %d\n",
+					 chanspec, err);
 				goto exit;
 			}
 		}
 		err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1);
 		if (err < 0) {
-			brcmf_err("BRCMF_C_UP error (%d)\n", err);
+			bphy_err(drvr, "BRCMF_C_UP error (%d)\n", err);
 			goto exit;
 		}
 		/* On DOWN the firmware removes the WEP keys, reconfigure
@@ -4565,14 +4646,14 @@
 		err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID,
 					     &join_params, sizeof(join_params));
 		if (err < 0) {
-			brcmf_err("SET SSID error (%d)\n", err);
+			bphy_err(drvr, "SET SSID error (%d)\n", err);
 			goto exit;
 		}
 
 		if (settings->hidden_ssid) {
 			err = brcmf_fil_iovar_int_set(ifp, "closednet", 1);
 			if (err) {
-				brcmf_err("closednet error (%d)\n", err);
+				bphy_err(drvr, "closednet error (%d)\n", err);
 				goto exit;
 			}
 		}
@@ -4581,14 +4662,14 @@
 	} else if (dev_role == NL80211_IFTYPE_P2P_GO) {
 		err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec);
 		if (err < 0) {
-			brcmf_err("Set Channel failed: chspec=%d, %d\n",
-				  chanspec, err);
+			bphy_err(drvr, "Set Channel failed: chspec=%d, %d\n",
+				 chanspec, err);
 			goto exit;
 		}
 		err = brcmf_fil_bsscfg_data_set(ifp, "ssid", &ssid_le,
 						sizeof(ssid_le));
 		if (err < 0) {
-			brcmf_err("setting ssid failed %d\n", err);
+			bphy_err(drvr, "setting ssid failed %d\n", err);
 			goto exit;
 		}
 		bss_enable.bsscfgidx = cpu_to_le32(ifp->bsscfgidx);
@@ -4596,7 +4677,7 @@
 		err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable,
 					       sizeof(bss_enable));
 		if (err < 0) {
-			brcmf_err("bss_enable config failed %d\n", err);
+			bphy_err(drvr, "bss_enable config failed %d\n", err);
 			goto exit;
 		}
 
@@ -4619,7 +4700,9 @@
 
 static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev)
 {
+	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct brcmf_if *ifp = netdev_priv(ndev);
+	struct brcmf_pub *drvr = cfg->pub;
 	s32 err;
 	struct brcmf_fil_bss_enable_le bss_enable;
 	struct brcmf_join_params join_params;
@@ -4644,13 +4727,13 @@
 		err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID,
 					     &join_params, sizeof(join_params));
 		if (err < 0)
-			brcmf_err("SET SSID error (%d)\n", err);
+			bphy_err(drvr, "SET SSID error (%d)\n", err);
 		err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1);
 		if (err < 0)
-			brcmf_err("BRCMF_C_DOWN error %d\n", err);
+			bphy_err(drvr, "BRCMF_C_DOWN error %d\n", err);
 		err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_AP, 0);
 		if (err < 0)
-			brcmf_err("setting AP mode failed %d\n", err);
+			bphy_err(drvr, "setting AP mode failed %d\n", err);
 		if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS))
 			brcmf_fil_iovar_int_set(ifp, "mbss", 0);
 		brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY,
@@ -4658,7 +4741,7 @@
 		/* Bring device back up so it can be used again */
 		err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1);
 		if (err < 0)
-			brcmf_err("BRCMF_C_UP error %d\n", err);
+			bphy_err(drvr, "BRCMF_C_UP error %d\n", err);
 
 		brcmf_vif_clear_mgmt_ies(ifp->vif);
 	} else {
@@ -4667,7 +4750,7 @@
 		err = brcmf_fil_iovar_data_set(ifp, "bss", &bss_enable,
 					       sizeof(bss_enable));
 		if (err < 0)
-			brcmf_err("bss_enable config failed %d\n", err);
+			bphy_err(drvr, "bss_enable config failed %d\n", err);
 	}
 	brcmf_set_mpc(ifp, 1);
 	brcmf_configure_arp_nd_offload(ifp, true);
@@ -4696,6 +4779,7 @@
 			   struct station_del_parameters *params)
 {
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_scb_val_le scbval;
 	struct brcmf_if *ifp = netdev_priv(ndev);
 	s32 err;
@@ -4715,7 +4799,8 @@
 	err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON,
 				     &scbval, sizeof(scbval));
 	if (err)
-		brcmf_err("SCB_DEAUTHENTICATE_FOR_REASON failed %d\n", err);
+		bphy_err(drvr, "SCB_DEAUTHENTICATE_FOR_REASON failed %d\n",
+			 err);
 
 	brcmf_dbg(TRACE, "Exit\n");
 	return err;
@@ -4725,6 +4810,8 @@
 brcmf_cfg80211_change_station(struct wiphy *wiphy, struct net_device *ndev,
 			      const u8 *mac, struct station_parameters *params)
 {
+	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_if *ifp = netdev_priv(ndev);
 	s32 err;
 
@@ -4745,7 +4832,7 @@
 		err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_DEAUTHORIZE,
 					     (void *)mac, ETH_ALEN);
 	if (err < 0)
-		brcmf_err("Setting SCB (de-)authorize failed, %d\n", err);
+		bphy_err(drvr, "Setting SCB (de-)authorize failed, %d\n", err);
 
 	return err;
 }
@@ -4775,6 +4862,7 @@
 {
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct ieee80211_channel *chan = params->chan;
+	struct brcmf_pub *drvr = cfg->pub;
 	const u8 *buf = params->buf;
 	size_t len = params->len;
 	const struct ieee80211_mgmt *mgmt;
@@ -4795,7 +4883,7 @@
 	mgmt = (const struct ieee80211_mgmt *)buf;
 
 	if (!ieee80211_is_mgmt(mgmt->frame_control)) {
-		brcmf_err("Driver only allows MGMT packet type\n");
+		bphy_err(drvr, "Driver only allows MGMT packet type\n");
 		return -EPERM;
 	}
 
@@ -4826,13 +4914,13 @@
 					GFP_KERNEL);
 	} else if (ieee80211_is_action(mgmt->frame_control)) {
 		if (len > BRCMF_FIL_ACTION_FRAME_SIZE + DOT11_MGMT_HDR_LEN) {
-			brcmf_err("invalid action frame length\n");
+			bphy_err(drvr, "invalid action frame length\n");
 			err = -EINVAL;
 			goto exit;
 		}
 		af_params = kzalloc(sizeof(*af_params), GFP_KERNEL);
 		if (af_params == NULL) {
-			brcmf_err("unable to allocate frame\n");
+			bphy_err(drvr, "unable to allocate frame\n");
 			err = -ENOMEM;
 			goto exit;
 		}
@@ -4883,6 +4971,7 @@
 					u64 cookie)
 {
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_cfg80211_vif *vif;
 	int err = 0;
 
@@ -4890,7 +4979,7 @@
 
 	vif = cfg->p2p.bss_idx[P2PAPI_BSSCFG_DEVICE].vif;
 	if (vif == NULL) {
-		brcmf_err("No p2p device available for probe response\n");
+		bphy_err(drvr, "No p2p device available for probe response\n");
 		err = -ENODEV;
 		goto exit;
 	}
@@ -4905,20 +4994,19 @@
 {
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct net_device *ndev = wdev->netdev;
-	struct brcmf_if *ifp;
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmu_chan ch;
 	enum nl80211_band band = 0;
 	enum nl80211_chan_width width = 0;
 	u32 chanspec;
 	int freq, err;
 
-	if (!ndev)
+	if (!ndev || drvr->bus_if->state != BRCMF_BUS_UP)
 		return -ENODEV;
-	ifp = netdev_priv(ndev);
 
-	err = brcmf_fil_iovar_int_get(ifp, "chanspec", &chanspec);
+	err = brcmf_fil_iovar_int_get(netdev_priv(ndev), "chanspec", &chanspec);
 	if (err) {
-		brcmf_err("chanspec failed (%d)\n", err);
+		bphy_err(drvr, "chanspec failed (%d)\n", err);
 		return err;
 	}
 
@@ -5040,6 +5128,8 @@
 				    struct net_device *ndev, const u8 *peer,
 				    enum nl80211_tdls_operation oper)
 {
+	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_if *ifp;
 	struct brcmf_tdls_iovar_le info;
 	int ret = 0;
@@ -5057,7 +5147,7 @@
 	ret = brcmf_fil_iovar_data_set(ifp, "tdls_endpoint",
 				       &info, sizeof(info));
 	if (ret < 0)
-		brcmf_err("tdls_endpoint iovar failed: ret=%d\n", ret);
+		bphy_err(drvr, "tdls_endpoint iovar failed: ret=%d\n", ret);
 
 	return ret;
 }
@@ -5068,6 +5158,8 @@
 				  struct cfg80211_connect_params *sme,
 				  u32 changed)
 {
+	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_if *ifp;
 	int err;
 
@@ -5078,7 +5170,7 @@
 	err = brcmf_vif_set_mgmt_ie(ifp->vif, BRCMF_VNDR_IE_ASSOCREQ_FLAG,
 				    sme->ie, sme->ie_len);
 	if (err)
-		brcmf_err("Set Assoc REQ IE Failed\n");
+		bphy_err(drvr, "Set Assoc REQ IE Failed\n");
 	else
 		brcmf_dbg(TRACE, "Applied Vndr IEs for Assoc request\n");
 
@@ -5090,6 +5182,8 @@
 brcmf_cfg80211_set_rekey_data(struct wiphy *wiphy, struct net_device *ndev,
 			      struct cfg80211_gtk_rekey_data *gtk)
 {
+	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_if *ifp = netdev_priv(ndev);
 	struct brcmf_gtk_keyinfo_le gtk_le;
 	int ret;
@@ -5104,7 +5198,7 @@
 	ret = brcmf_fil_iovar_data_set(ifp, "gtk_key_info", &gtk_le,
 				       sizeof(gtk_le));
 	if (ret < 0)
-		brcmf_err("gtk_key_info iovar failed: ret=%d\n", ret);
+		bphy_err(drvr, "gtk_key_info iovar failed: ret=%d\n", ret);
 
 	return ret;
 }
@@ -5188,10 +5282,17 @@
 	.del_pmk = brcmf_cfg80211_del_pmk,
 };
 
-struct cfg80211_ops *brcmf_cfg80211_get_ops(void)
+struct cfg80211_ops *brcmf_cfg80211_get_ops(struct brcmf_mp_device *settings)
 {
-	return kmemdup(&brcmf_cfg80211_ops, sizeof(brcmf_cfg80211_ops),
+	struct cfg80211_ops *ops;
+
+	ops = kmemdup(&brcmf_cfg80211_ops, sizeof(brcmf_cfg80211_ops),
 		       GFP_KERNEL);
+
+	if (ops && settings->roamoff)
+		ops->update_connect_params = NULL;
+
+	return ops;
 }
 
 struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg,
@@ -5329,6 +5430,7 @@
 static s32 brcmf_get_assoc_ies(struct brcmf_cfg80211_info *cfg,
 			       struct brcmf_if *ifp)
 {
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_cfg80211_assoc_ielen_le *assoc_info;
 	struct brcmf_cfg80211_connect_info *conn_info = cfg_to_conn(cfg);
 	u32 req_len;
@@ -5340,7 +5442,7 @@
 	err = brcmf_fil_iovar_data_get(ifp, "assoc_info",
 				       cfg->extra_buf, WL_ASSOC_INFO_MAX);
 	if (err) {
-		brcmf_err("could not get assoc info (%d)\n", err);
+		bphy_err(drvr, "could not get assoc info (%d)\n", err);
 		return err;
 	}
 	assoc_info =
@@ -5352,13 +5454,15 @@
 					       cfg->extra_buf,
 					       WL_ASSOC_INFO_MAX);
 		if (err) {
-			brcmf_err("could not get assoc req (%d)\n", err);
+			bphy_err(drvr, "could not get assoc req (%d)\n", err);
 			return err;
 		}
 		conn_info->req_ie_len = req_len;
 		conn_info->req_ie =
 		    kmemdup(cfg->extra_buf, conn_info->req_ie_len,
 			    GFP_KERNEL);
+		if (!conn_info->req_ie)
+			conn_info->req_ie_len = 0;
 	} else {
 		conn_info->req_ie_len = 0;
 		conn_info->req_ie = NULL;
@@ -5368,13 +5472,15 @@
 					       cfg->extra_buf,
 					       WL_ASSOC_INFO_MAX);
 		if (err) {
-			brcmf_err("could not get assoc resp (%d)\n", err);
+			bphy_err(drvr, "could not get assoc resp (%d)\n", err);
 			return err;
 		}
 		conn_info->resp_ie_len = resp_len;
 		conn_info->resp_ie =
 		    kmemdup(cfg->extra_buf, conn_info->resp_ie_len,
 			    GFP_KERNEL);
+		if (!conn_info->resp_ie)
+			conn_info->resp_ie_len = 0;
 	} else {
 		conn_info->resp_ie_len = 0;
 		conn_info->resp_ie = NULL;
@@ -5495,6 +5601,7 @@
 			       struct net_device *ndev,
 			       const struct brcmf_event_msg *e, void *data)
 {
+	struct brcmf_pub *drvr = cfg->pub;
 	static int generation;
 	u32 event = e->event_code;
 	u32 reason = e->reason;
@@ -5512,7 +5619,7 @@
 	if (((event == BRCMF_E_ASSOC_IND) || (event == BRCMF_E_REASSOC_IND)) &&
 	    (reason == BRCMF_E_STATUS_SUCCESS)) {
 		if (!data) {
-			brcmf_err("No IEs present in ASSOC/REASSOC_IND");
+			bphy_err(drvr, "No IEs present in ASSOC/REASSOC_IND\n");
 			return -EINVAL;
 		}
 
@@ -5804,6 +5911,7 @@
 
 static s32 brcmf_dongle_roam(struct brcmf_if *ifp)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	s32 err;
 	u32 bcn_timeout;
 	__le32 roamtrigger[2];
@@ -5816,7 +5924,7 @@
 		bcn_timeout = BRCMF_DEFAULT_BCN_TIMEOUT_ROAM_ON;
 	err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout", bcn_timeout);
 	if (err) {
-		brcmf_err("bcn_timeout error (%d)\n", err);
+		bphy_err(drvr, "bcn_timeout error (%d)\n", err);
 		goto roam_setup_done;
 	}
 
@@ -5828,7 +5936,7 @@
 	err = brcmf_fil_iovar_int_set(ifp, "roam_off",
 				      ifp->drvr->settings->roamoff);
 	if (err) {
-		brcmf_err("roam_off error (%d)\n", err);
+		bphy_err(drvr, "roam_off error (%d)\n", err);
 		goto roam_setup_done;
 	}
 
@@ -5837,7 +5945,7 @@
 	err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_TRIGGER,
 				     (void *)roamtrigger, sizeof(roamtrigger));
 	if (err) {
-		brcmf_err("WLC_SET_ROAM_TRIGGER error (%d)\n", err);
+		bphy_err(drvr, "WLC_SET_ROAM_TRIGGER error (%d)\n", err);
 		goto roam_setup_done;
 	}
 
@@ -5846,7 +5954,7 @@
 	err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_ROAM_DELTA,
 				     (void *)roam_delta, sizeof(roam_delta));
 	if (err) {
-		brcmf_err("WLC_SET_ROAM_DELTA error (%d)\n", err);
+		bphy_err(drvr, "WLC_SET_ROAM_DELTA error (%d)\n", err);
 		goto roam_setup_done;
 	}
 
@@ -5857,25 +5965,26 @@
 static s32
 brcmf_dongle_scantime(struct brcmf_if *ifp)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	s32 err = 0;
 
 	err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME,
 				    BRCMF_SCAN_CHANNEL_TIME);
 	if (err) {
-		brcmf_err("Scan assoc time error (%d)\n", err);
+		bphy_err(drvr, "Scan assoc time error (%d)\n", err);
 		goto dongle_scantime_out;
 	}
 	err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME,
 				    BRCMF_SCAN_UNASSOC_TIME);
 	if (err) {
-		brcmf_err("Scan unassoc time error (%d)\n", err);
+		bphy_err(drvr, "Scan unassoc time error (%d)\n", err);
 		goto dongle_scantime_out;
 	}
 
 	err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_PASSIVE_TIME,
 				    BRCMF_SCAN_PASSIVE_TIME);
 	if (err) {
-		brcmf_err("Scan passive time error (%d)\n", err);
+		bphy_err(drvr, "Scan passive time error (%d)\n", err);
 		goto dongle_scantime_out;
 	}
 
@@ -5907,10 +6016,11 @@
 static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info *cfg,
 				    u32 bw_cap[])
 {
-	struct brcmf_if *ifp = brcmf_get_ifp(cfg->pub, 0);
+	struct wiphy *wiphy = cfg_to_wiphy(cfg);
+	struct brcmf_pub *drvr = cfg->pub;
+	struct brcmf_if *ifp = brcmf_get_ifp(drvr, 0);
 	struct ieee80211_supported_band *band;
 	struct ieee80211_channel *channel;
-	struct wiphy *wiphy;
 	struct brcmf_chanspec_list *list;
 	struct brcmu_chan ch;
 	int err;
@@ -5929,11 +6039,10 @@
 	err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf,
 				       BRCMF_DCMD_MEDLEN);
 	if (err) {
-		brcmf_err("get chanspecs error (%d)\n", err);
+		bphy_err(drvr, "get chanspecs error (%d)\n", err);
 		goto fail_pbuf;
 	}
 
-	wiphy = cfg_to_wiphy(cfg);
 	band = wiphy->bands[NL80211_BAND_2GHZ];
 	if (band)
 		for (i = 0; i < band->n_channels; i++)
@@ -5953,7 +6062,8 @@
 		} else if (ch.band == BRCMU_CHAN_BAND_5G) {
 			band = wiphy->bands[NL80211_BAND_5GHZ];
 		} else {
-			brcmf_err("Invalid channel Spec. 0x%x.\n", ch.chspec);
+			bphy_err(drvr, "Invalid channel Spec. 0x%x.\n",
+				 ch.chspec);
 			continue;
 		}
 		if (!band)
@@ -5976,8 +6086,8 @@
 			/* It seems firmware supports some channel we never
 			 * considered. Something new in IEEE standard?
 			 */
-			brcmf_err("Ignoring unexpected firmware channel %d\n",
-				  ch.control_ch_num);
+			bphy_err(drvr, "Ignoring unexpected firmware channel %d\n",
+				 ch.control_ch_num);
 			continue;
 		}
 
@@ -5987,11 +6097,21 @@
 		/* assuming the chanspecs order is HT20,
 		 * HT40 upper, HT40 lower, and VHT80.
 		 */
-		if (ch.bw == BRCMU_CHAN_BW_80) {
+		switch (ch.bw) {
+		case BRCMU_CHAN_BW_160:
+			channel->flags &= ~IEEE80211_CHAN_NO_160MHZ;
+			break;
+		case BRCMU_CHAN_BW_80:
 			channel->flags &= ~IEEE80211_CHAN_NO_80MHZ;
-		} else if (ch.bw == BRCMU_CHAN_BW_40) {
+			break;
+		case BRCMU_CHAN_BW_40:
 			brcmf_update_bw40_channel_flag(channel, &ch);
-		} else {
+			break;
+		default:
+			wiphy_warn(wiphy, "Firmware reported unsupported bandwidth %d\n",
+				   ch.bw);
+			/* fall through */
+		case BRCMU_CHAN_BW_20:
 			/* enable the channel and disable other bandwidths
 			 * for now as mentioned order assure they are enabled
 			 * for subsequent chanspecs.
@@ -6023,7 +6143,8 @@
 
 static int brcmf_enable_bw40_2g(struct brcmf_cfg80211_info *cfg)
 {
-	struct brcmf_if *ifp = brcmf_get_ifp(cfg->pub, 0);
+	struct brcmf_pub *drvr = cfg->pub;
+	struct brcmf_if *ifp = brcmf_get_ifp(drvr, 0);
 	struct ieee80211_supported_band *band;
 	struct brcmf_fil_bwcap_le band_bwcap;
 	struct brcmf_chanspec_list *list;
@@ -6069,7 +6190,7 @@
 		err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf,
 					       BRCMF_DCMD_MEDLEN);
 		if (err) {
-			brcmf_err("get chanspecs error (%d)\n", err);
+			bphy_err(drvr, "get chanspecs error (%d)\n", err);
 			kfree(pbuf);
 			return err;
 		}
@@ -6100,6 +6221,7 @@
 
 static void brcmf_get_bwcap(struct brcmf_if *ifp, u32 bw_cap[])
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	u32 band, mimo_bwcap;
 	int err;
 
@@ -6135,7 +6257,7 @@
 		bw_cap[NL80211_BAND_5GHZ] |= WLC_BW_20MHZ_BIT;
 		break;
 	default:
-		brcmf_err("invalid mimo_bw_cap value\n");
+		bphy_err(drvr, "invalid mimo_bw_cap value\n");
 	}
 }
 
@@ -6210,8 +6332,9 @@
 
 static int brcmf_setup_wiphybands(struct brcmf_cfg80211_info *cfg)
 {
-	struct brcmf_if *ifp = brcmf_get_ifp(cfg->pub, 0);
-	struct wiphy *wiphy;
+	struct brcmf_pub *drvr = cfg->pub;
+	struct brcmf_if *ifp = brcmf_get_ifp(drvr, 0);
+	struct wiphy *wiphy = cfg_to_wiphy(cfg);
 	u32 nmode = 0;
 	u32 vhtmode = 0;
 	u32 bw_cap[2] = { WLC_BW_20MHZ_BIT, WLC_BW_20MHZ_BIT };
@@ -6227,7 +6350,7 @@
 	(void)brcmf_fil_iovar_int_get(ifp, "vhtmode", &vhtmode);
 	err = brcmf_fil_iovar_int_get(ifp, "nmode", &nmode);
 	if (err) {
-		brcmf_err("nmode error (%d)\n", err);
+		bphy_err(drvr, "nmode error (%d)\n", err);
 	} else {
 		brcmf_get_bwcap(ifp, bw_cap);
 	}
@@ -6237,7 +6360,7 @@
 
 	err = brcmf_fil_iovar_int_get(ifp, "rxchain", &rxchain);
 	if (err) {
-		brcmf_err("rxchain error (%d)\n", err);
+		bphy_err(drvr, "rxchain error (%d)\n", err);
 		nchain = 1;
 	} else {
 		for (nchain = 0; rxchain; nchain++)
@@ -6247,7 +6370,7 @@
 
 	err = brcmf_construct_chaninfo(cfg, bw_cap);
 	if (err) {
-		brcmf_err("brcmf_construct_chaninfo failed (%d)\n", err);
+		bphy_err(drvr, "brcmf_construct_chaninfo failed (%d)\n", err);
 		return err;
 	}
 
@@ -6259,7 +6382,6 @@
 					      &txbf_bfr_cap);
 	}
 
-	wiphy = cfg_to_wiphy(cfg);
 	for (i = 0; i < ARRAY_SIZE(wiphy->bands); i++) {
 		band = wiphy->bands[i];
 		if (band == NULL)
@@ -6301,6 +6423,16 @@
 		.tx = 0xffff,
 		.rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
 		      BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
+	},
+	[NL80211_IFTYPE_AP] = {
+		.tx = 0xffff,
+		.rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
+		      BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
+		      BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
+		      BIT(IEEE80211_STYPE_DISASSOC >> 4) |
+		      BIT(IEEE80211_STYPE_AUTH >> 4) |
+		      BIT(IEEE80211_STYPE_DEAUTH >> 4) |
+		      BIT(IEEE80211_STYPE_ACTION >> 4)
 	}
 };
 
@@ -6445,12 +6577,13 @@
 {
 #ifdef CONFIG_PM
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
+	struct brcmf_pub *drvr = cfg->pub;
 	struct wiphy_wowlan_support *wowl;
 
 	wowl = kmemdup(&brcmf_wowlan_support, sizeof(brcmf_wowlan_support),
 		       GFP_KERNEL);
 	if (!wowl) {
-		brcmf_err("only support basic wowlan features\n");
+		bphy_err(drvr, "only support basic wowlan features\n");
 		wiphy->wowlan = &brcmf_wowlan_support;
 		return;
 	}
@@ -6547,7 +6680,7 @@
 	err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BANDLIST, &bandlist,
 				     sizeof(bandlist));
 	if (err) {
-		brcmf_err("could not obtain band info: err=%d\n", err);
+		bphy_err(drvr, "could not obtain band info: err=%d\n", err);
 		return err;
 	}
 	/* first entry in bandlist is number of bands */
@@ -6589,6 +6722,11 @@
 		}
 	}
 
+	if (wiphy->bands[NL80211_BAND_5GHZ] &&
+	    brcmf_feat_is_enabled(ifp, BRCMF_FEAT_DOT11H))
+		wiphy_ext_feature_set(wiphy,
+				      NL80211_EXT_FEATURE_DFS_OFFLOAD);
+
 	wiphy_read_of_freq_limits(wiphy);
 
 	return 0;
@@ -6596,6 +6734,7 @@
 
 static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg)
 {
+	struct brcmf_pub *drvr = cfg->pub;
 	struct net_device *ndev;
 	struct wireless_dev *wdev;
 	struct brcmf_if *ifp;
@@ -6631,6 +6770,12 @@
 
 	brcmf_configure_arp_nd_offload(ifp, true);
 
+	err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_FAKEFRAG, 1);
+	if (err) {
+		bphy_err(drvr, "failed to set frameburst mode\n");
+		goto default_conf_out;
+	}
+
 	cfg->dongle_up = true;
 default_conf_out:
 
@@ -6808,6 +6953,7 @@
 {
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct brcmf_if *ifp = brcmf_get_ifp(cfg->pub, 0);
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_fil_country_le ccreq;
 	s32 err;
 	int i;
@@ -6819,8 +6965,8 @@
 	/* ignore non-ISO3166 country codes */
 	for (i = 0; i < 2; i++)
 		if (req->alpha2[i] < 'A' || req->alpha2[i] > 'Z') {
-			brcmf_err("not an ISO3166 code (0x%02x 0x%02x)\n",
-				  req->alpha2[0], req->alpha2[1]);
+			bphy_err(drvr, "not an ISO3166 code (0x%02x 0x%02x)\n",
+				 req->alpha2[0], req->alpha2[1]);
 			return;
 		}
 
@@ -6829,7 +6975,7 @@
 
 	err = brcmf_fil_iovar_data_get(ifp, "country", &ccreq, sizeof(ccreq));
 	if (err) {
-		brcmf_err("Country code iovar returned err = %d\n", err);
+		bphy_err(drvr, "Country code iovar returned err = %d\n", err);
 		return;
 	}
 
@@ -6839,7 +6985,7 @@
 
 	err = brcmf_fil_iovar_data_set(ifp, "country", &ccreq, sizeof(ccreq));
 	if (err) {
-		brcmf_err("Firmware rejected country setting\n");
+		bphy_err(drvr, "Firmware rejected country setting\n");
 		return;
 	}
 	brcmf_setup_wiphybands(cfg);
@@ -6885,13 +7031,13 @@
 	u16 *cap = NULL;
 
 	if (!ndev) {
-		brcmf_err("ndev is invalid\n");
+		bphy_err(drvr, "ndev is invalid\n");
 		return NULL;
 	}
 
 	cfg = kzalloc(sizeof(*cfg), GFP_KERNEL);
 	if (!cfg) {
-		brcmf_err("Could not allocate wiphy device\n");
+		bphy_err(drvr, "Could not allocate wiphy device\n");
 		return NULL;
 	}
 
@@ -6912,7 +7058,7 @@
 
 	err = wl_init_priv(cfg);
 	if (err) {
-		brcmf_err("Failed to init iwm_priv (%d)\n", err);
+		bphy_err(drvr, "Failed to init iwm_priv (%d)\n", err);
 		brcmf_free_vif(vif);
 		goto wiphy_out;
 	}
@@ -6921,7 +7067,7 @@
 	/* determine d11 io type before wiphy setup */
 	err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION, &io_type);
 	if (err) {
-		brcmf_err("Failed to get D11 version (%d)\n", err);
+		bphy_err(drvr, "Failed to get D11 version (%d)\n", err);
 		goto priv_out;
 	}
 	cfg->d11inf.io_type = (u8)io_type;
@@ -6955,13 +7101,13 @@
 #endif
 	err = wiphy_register(wiphy);
 	if (err < 0) {
-		brcmf_err("Could not register wiphy device (%d)\n", err);
+		bphy_err(drvr, "Could not register wiphy device (%d)\n", err);
 		goto priv_out;
 	}
 
 	err = brcmf_setup_wiphybands(cfg);
 	if (err) {
-		brcmf_err("Setting wiphy bands failed (%d)\n", err);
+		bphy_err(drvr, "Setting wiphy bands failed (%d)\n", err);
 		goto wiphy_unreg_out;
 	}
 
@@ -6979,24 +7125,24 @@
 
 	err = brcmf_fweh_activate_events(ifp);
 	if (err) {
-		brcmf_err("FWEH activation failed (%d)\n", err);
+		bphy_err(drvr, "FWEH activation failed (%d)\n", err);
 		goto wiphy_unreg_out;
 	}
 
 	err = brcmf_p2p_attach(cfg, p2pdev_forced);
 	if (err) {
-		brcmf_err("P2P initialisation failed (%d)\n", err);
+		bphy_err(drvr, "P2P initialisation failed (%d)\n", err);
 		goto wiphy_unreg_out;
 	}
 	err = brcmf_btcoex_attach(cfg);
 	if (err) {
-		brcmf_err("BT-coex initialisation failed (%d)\n", err);
+		bphy_err(drvr, "BT-coex initialisation failed (%d)\n", err);
 		brcmf_p2p_detach(&cfg->p2p);
 		goto wiphy_unreg_out;
 	}
 	err = brcmf_pno_attach(cfg);
 	if (err) {
-		brcmf_err("PNO initialisation failed (%d)\n", err);
+		bphy_err(drvr, "PNO initialisation failed (%d)\n", err);
 		brcmf_btcoex_detach(cfg);
 		brcmf_p2p_detach(&cfg->p2p);
 		goto wiphy_unreg_out;
@@ -7016,7 +7162,7 @@
 	/* (re-) activate FWEH event handling */
 	err = brcmf_fweh_activate_events(ifp);
 	if (err) {
-		brcmf_err("FWEH activation failed (%d)\n", err);
+		bphy_err(drvr, "FWEH activation failed (%d)\n", err);
 		goto detach;
 	}
 
@@ -7056,7 +7202,6 @@
 	brcmf_pno_detach(cfg);
 	brcmf_btcoex_detach(cfg);
 	wiphy_unregister(cfg->wiphy);
-	kfree(cfg->ops);
 	wl_deinit_priv(cfg);
 	brcmf_free_wiphy(cfg->wiphy);
 	kfree(cfg);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h
index a4aec00..14d5bba 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #ifndef BRCMFMAC_CFG80211_H
@@ -303,7 +292,6 @@
  */
 struct brcmf_cfg80211_info {
 	struct wiphy *wiphy;
-	struct cfg80211_ops *ops;
 	struct brcmf_cfg80211_conf *conf;
 	struct brcmf_p2p_info p2p;
 	struct brcmf_btcoex_info *btcoex;
@@ -404,7 +392,7 @@
 void brcmf_cfg80211_detach(struct brcmf_cfg80211_info *cfg);
 s32 brcmf_cfg80211_up(struct net_device *ndev);
 s32 brcmf_cfg80211_down(struct net_device *ndev);
-struct cfg80211_ops *brcmf_cfg80211_get_ops(void);
+struct cfg80211_ops *brcmf_cfg80211_get_ops(struct brcmf_mp_device *settings);
 enum nl80211_iftype brcmf_cfg80211_get_iftype(struct brcmf_if *ifp);
 
 struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg,
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
index 927d62b..dd586a9 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2014 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #include <linux/kernel.h>
 #include <linux/delay.h>
@@ -165,6 +154,7 @@
 #define SRCI_LSS_MASK		0x00f00000
 #define SRCI_LSS_SHIFT		20
 #define	SRCI_SRNB_MASK		0xf0
+#define	SRCI_SRNB_MASK_EXT	0x100
 #define	SRCI_SRNB_SHIFT		4
 #define	SRCI_SRBSZ_MASK		0xf
 #define	SRCI_SRBSZ_SHIFT	0
@@ -592,7 +582,13 @@
 		if (lss != 0)
 			*ramsize += (1 << ((lss - 1) + SR_BSZ_BASE));
 	} else {
-		nb = (coreinfo & SRCI_SRNB_MASK) >> SRCI_SRNB_SHIFT;
+		/* length of SRAM Banks increased for corerev greater than 23 */
+		if (sr->pub.rev >= 23) {
+			nb = (coreinfo & (SRCI_SRNB_MASK | SRCI_SRNB_MASK_EXT))
+				>> SRCI_SRNB_SHIFT;
+		} else {
+			nb = (coreinfo & SRCI_SRNB_MASK) >> SRCI_SRNB_SHIFT;
+		}
 		for (i = 0; i < nb; i++) {
 			retent = brcmf_chip_socram_banksize(sr, i, &banksize);
 			*ramsize += banksize;
@@ -700,8 +696,10 @@
 	return 0;
 }
 
-static int brcmf_chip_get_raminfo(struct brcmf_chip_priv *ci)
+int brcmf_chip_get_raminfo(struct brcmf_chip *pub)
 {
+	struct brcmf_chip_priv *ci = container_of(pub, struct brcmf_chip_priv,
+						  pub);
 	struct brcmf_core_priv *mem_core;
 	struct brcmf_core *mem;
 
@@ -779,7 +777,7 @@
 				      u32 *regbase, u32 *wrapbase)
 {
 	u8 desc;
-	u32 val;
+	u32 val, szdesc;
 	u8 mpnum = 0;
 	u8 stype, sztype, wraptype;
 
@@ -825,14 +823,15 @@
 
 		/* next size descriptor can be skipped */
 		if (sztype == DMP_SLAVE_SIZE_DESC) {
-			val = brcmf_chip_dmp_get_desc(ci, eromaddr, NULL);
+			szdesc = brcmf_chip_dmp_get_desc(ci, eromaddr, NULL);
 			/* skip upper size descriptor if present */
-			if (val & DMP_DESC_ADDRSIZE_GT32)
+			if (szdesc & DMP_DESC_ADDRSIZE_GT32)
 				brcmf_chip_dmp_get_desc(ci, eromaddr, NULL);
 		}
 
-		/* only look for 4K register regions */
-		if (sztype != DMP_SLAVE_SIZE_4K)
+		/* look for 4K or 8K register regions */
+		if (sztype != DMP_SLAVE_SIZE_4K &&
+		    sztype != DMP_SLAVE_SIZE_8K)
 			continue;
 
 		stype = (val & DMP_SLAVE_TYPE) >> DMP_SLAVE_TYPE_S;
@@ -889,7 +888,8 @@
 
 		/* need core with ports */
 		if (nmw + nsw == 0 &&
-		    id != BCMA_CORE_PMU)
+		    id != BCMA_CORE_PMU &&
+		    id != BCMA_CORE_GCI)
 			continue;
 
 		/* try to obtain register address info */
@@ -981,7 +981,7 @@
 		brcmf_chip_set_passive(&ci->pub);
 	}
 
-	return brcmf_chip_get_raminfo(ci);
+	return brcmf_chip_get_raminfo(&ci->pub);
 }
 
 static void brcmf_chip_disable_arm(struct brcmf_chip_priv *chip, u16 id)
@@ -1356,6 +1356,16 @@
 		addr = CORE_CC_REG(base, sr_control1);
 		reg = chip->ops->read32(chip->ctx, addr);
 		return reg != 0;
+	case CY_CC_4373_CHIP_ID:
+		/* explicitly check SR engine enable bit */
+		addr = CORE_CC_REG(base, sr_control0);
+		reg = chip->ops->read32(chip->ctx, addr);
+		return (reg & CC_SR_CTL0_ENABLE_MASK) != 0;
+	case CY_CC_43012_CHIP_ID:
+		addr = CORE_CC_REG(pmu->base, retention_ctl);
+		reg = chip->ops->read32(chip->ctx, addr);
+		return (reg & (PMU_RCTL_MACPHY_DISABLE_MASK |
+			       PMU_RCTL_LOGIC_DISABLE_MASK)) == 0;
 	default:
 		addr = CORE_CC_REG(pmu->base, pmucapabilities_ext);
 		reg = chip->ops->read32(chip->ctx, addr);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.h
index 0ae3b33..7b00f6a 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2014 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #ifndef BRCMF_CHIP_H
 #define BRCMF_CHIP_H
@@ -80,6 +69,7 @@
 	void (*activate)(void *ctx, struct brcmf_chip *chip, u32 rstvec);
 };
 
+int brcmf_chip_get_raminfo(struct brcmf_chip *pub);
 struct brcmf_chip *brcmf_chip_attach(void *ctx,
 				     const struct brcmf_buscore_ops *ops);
 void brcmf_chip_detach(struct brcmf_chip *chip);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c
index cd36510..dec25e4 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #include <linux/kernel.h>
@@ -90,6 +79,7 @@
 
 void brcmf_c_set_joinpref_default(struct brcmf_if *ifp)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct brcmf_join_pref_params join_pref_params[2];
 	int err;
 
@@ -106,7 +96,7 @@
 	err = brcmf_fil_iovar_data_set(ifp, "join_pref", join_pref_params,
 				       sizeof(join_pref_params));
 	if (err)
-		brcmf_err("Set join_pref error (%d)\n", err);
+		bphy_err(drvr, "Set join_pref error (%d)\n", err);
 }
 
 static int brcmf_c_download(struct brcmf_if *ifp, u16 flag,
@@ -129,7 +119,8 @@
 
 static int brcmf_c_process_clm_blob(struct brcmf_if *ifp)
 {
-	struct brcmf_bus *bus = ifp->drvr->bus_if;
+	struct brcmf_pub *drvr = ifp->drvr;
+	struct brcmf_bus *bus = drvr->bus_if;
 	struct brcmf_dload_data_le *chunk_buf;
 	const struct firmware *clm = NULL;
 	u8 clm_name[BRCMF_FW_NAME_LEN];
@@ -145,11 +136,11 @@
 	memset(clm_name, 0, sizeof(clm_name));
 	err = brcmf_bus_get_fwname(bus, ".clm_blob", clm_name);
 	if (err) {
-		brcmf_err("get CLM blob file name failed (%d)\n", err);
+		bphy_err(drvr, "get CLM blob file name failed (%d)\n", err);
 		return err;
 	}
 
-	err = request_firmware(&clm, clm_name, bus->dev);
+	err = firmware_request_nowarn(&clm, clm_name, bus->dev);
 	if (err) {
 		brcmf_info("no clm_blob available (err=%d), device may have limited channels available\n",
 			   err);
@@ -182,12 +173,12 @@
 	} while ((datalen > 0) && (err == 0));
 
 	if (err) {
-		brcmf_err("clmload (%zu byte file) failed (%d); ",
-			  clm->size, err);
+		bphy_err(drvr, "clmload (%zu byte file) failed (%d)\n",
+			 clm->size, err);
 		/* Retrieve clmload_status and print */
 		err = brcmf_fil_iovar_int_get(ifp, "clmload_status", &status);
 		if (err)
-			brcmf_err("get clmload_status failed (%d)\n", err);
+			bphy_err(drvr, "get clmload_status failed (%d)\n", err);
 		else
 			brcmf_dbg(INFO, "clmload_status=%d\n", status);
 		err = -EIO;
@@ -201,6 +192,7 @@
 
 int brcmf_c_preinit_dcmds(struct brcmf_if *ifp)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	s8 eventmask[BRCMF_EVENTING_MASK_LEN];
 	u8 buf[BRCMF_DCMD_SMLEN];
 	struct brcmf_bus *bus;
@@ -214,7 +206,7 @@
 	err = brcmf_fil_iovar_data_get(ifp, "cur_etheraddr", ifp->mac_addr,
 				       sizeof(ifp->mac_addr));
 	if (err < 0) {
-		brcmf_err("Retreiving cur_etheraddr failed, %d\n", err);
+		bphy_err(drvr, "Retrieving cur_etheraddr failed, %d\n", err);
 		goto done;
 	}
 	memcpy(ifp->drvr->wiphy->perm_addr, ifp->drvr->mac, ETH_ALEN);
@@ -226,7 +218,7 @@
 	err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_REVINFO,
 				     &revinfo, sizeof(revinfo));
 	if (err < 0) {
-		brcmf_err("retrieving revision info failed, %d\n", err);
+		bphy_err(drvr, "retrieving revision info failed, %d\n", err);
 		strlcpy(ri->chipname, "UNKNOWN", sizeof(ri->chipname));
 	} else {
 		ri->vendorid = le32_to_cpu(revinfo.vendorid);
@@ -260,17 +252,16 @@
 	/* Do any CLM downloading */
 	err = brcmf_c_process_clm_blob(ifp);
 	if (err < 0) {
-		brcmf_err("download CLM blob file failed, %d\n", err);
+		bphy_err(drvr, "download CLM blob file failed, %d\n", err);
 		goto done;
 	}
 
 	/* query for 'ver' to get version info from firmware */
 	memset(buf, 0, sizeof(buf));
-	strcpy(buf, "ver");
 	err = brcmf_fil_iovar_data_get(ifp, "ver", buf, sizeof(buf));
 	if (err < 0) {
-		brcmf_err("Retreiving version information failed, %d\n",
-			  err);
+		bphy_err(drvr, "Retrieving version information failed, %d\n",
+			 err);
 		goto done;
 	}
 	ptr = (char *)buf;
@@ -296,9 +287,7 @@
 		/* Replace all newline/linefeed characters with space
 		 * character
 		 */
-		ptr = clmver;
-		while ((ptr = strnchr(ptr, '\n', sizeof(buf))) != NULL)
-			*ptr = ' ';
+		strreplace(clmver, '\n', ' ');
 
 		brcmf_dbg(INFO, "CLM version = %s\n", clmver);
 	}
@@ -306,7 +295,7 @@
 	/* set mpc */
 	err = brcmf_fil_iovar_int_set(ifp, "mpc", 1);
 	if (err) {
-		brcmf_err("failed setting mpc\n");
+		bphy_err(drvr, "failed setting mpc\n");
 		goto done;
 	}
 
@@ -316,14 +305,14 @@
 	err = brcmf_fil_iovar_data_get(ifp, "event_msgs", eventmask,
 				       BRCMF_EVENTING_MASK_LEN);
 	if (err) {
-		brcmf_err("Get event_msgs error (%d)\n", err);
+		bphy_err(drvr, "Get event_msgs error (%d)\n", err);
 		goto done;
 	}
 	setbit(eventmask, BRCMF_E_IF);
 	err = brcmf_fil_iovar_data_set(ifp, "event_msgs", eventmask,
 				       BRCMF_EVENTING_MASK_LEN);
 	if (err) {
-		brcmf_err("Set event_msgs error (%d)\n", err);
+		bphy_err(drvr, "Set event_msgs error (%d)\n", err);
 		goto done;
 	}
 
@@ -331,8 +320,8 @@
 	err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME,
 				    BRCMF_DEFAULT_SCAN_CHANNEL_TIME);
 	if (err) {
-		brcmf_err("BRCMF_C_SET_SCAN_CHANNEL_TIME error (%d)\n",
-			  err);
+		bphy_err(drvr, "BRCMF_C_SET_SCAN_CHANNEL_TIME error (%d)\n",
+			 err);
 		goto done;
 	}
 
@@ -340,8 +329,8 @@
 	err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME,
 				    BRCMF_DEFAULT_SCAN_UNASSOC_TIME);
 	if (err) {
-		brcmf_err("BRCMF_C_SET_SCAN_UNASSOC_TIME error (%d)\n",
-			  err);
+		bphy_err(drvr, "BRCMF_C_SET_SCAN_UNASSOC_TIME error (%d)\n",
+			 err);
 		goto done;
 	}
 
@@ -352,7 +341,7 @@
 }
 
 #ifndef CONFIG_BRCM_TRACING
-void __brcmf_err(const char *func, const char *fmt, ...)
+void __brcmf_err(struct brcmf_bus *bus, const char *func, const char *fmt, ...)
 {
 	struct va_format vaf;
 	va_list args;
@@ -361,7 +350,10 @@
 
 	vaf.fmt = fmt;
 	vaf.va = &args;
-	pr_err("%s: %pV", func, &vaf);
+	if (bus)
+		dev_err(bus->dev, "%s: %pV", func, &vaf);
+	else
+		pr_err("%s: %pV", func, &vaf);
 
 	va_end(args);
 }
@@ -450,7 +442,8 @@
 		}
 	}
 	if (!found) {
-		/* No platform data for this device, try OF (Open Firwmare) */
+		/* No platform data for this device, try OF and DMI data */
+		brcmf_dmi_probe(settings, chip, chiprev);
 		brcmf_of_probe(dev, bus_type, settings);
 	}
 	return settings;
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.h
index a34642c..144cf45 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.h
@@ -1,16 +1,6 @@
-/* Copyright (c) 2014 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+// SPDX-License-Identifier: ISC
+/*
+ * Copyright (c) 2014 Broadcom Corporation
  */
 #ifndef BRCMFMAC_COMMON_H
 #define BRCMFMAC_COMMON_H
@@ -59,6 +49,7 @@
 	bool		iapp;
 	bool		ignore_probe_fail;
 	struct brcmfmac_pd_cc *country_codes;
+	const char	*board_type;
 	union {
 		struct brcmfmac_sdio_pd sdio;
 	} bus;
@@ -74,4 +65,11 @@
 /* Sets dongle media info (drv_version, mac address). */
 int brcmf_c_preinit_dcmds(struct brcmf_if *ifp);
 
+#ifdef CONFIG_DMI
+void brcmf_dmi_probe(struct brcmf_mp_device *settings, u32 chip, u32 chiprev);
+#else
+static inline void
+brcmf_dmi_probe(struct brcmf_mp_device *settings, u32 chip, u32 chiprev) {}
+#endif
+
 #endif /* BRCMFMAC_COMMON_H */
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/commonring.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/commonring.c
index 7b0e521..49db54d 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/commonring.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/commonring.c
@@ -1,16 +1,6 @@
-/* Copyright (c) 2014 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+// SPDX-License-Identifier: ISC
+/*
+ * Copyright (c) 2014 Broadcom Corporation
  */
 
 #include <linux/types.h>
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/commonring.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/commonring.h
index b850336..7fb11f4 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/commonring.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/commonring.h
@@ -1,16 +1,6 @@
-/* Copyright (c) 2014 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+// SPDX-License-Identifier: ISC
+/*
+ * Copyright (c) 2014 Broadcom Corporation
  */
 #ifndef BRCMFMAC_COMMONRING_H
 #define BRCMFMAC_COMMONRING_H
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
index b1f702f..406b367 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #include <linux/kernel.h>
@@ -43,6 +32,36 @@
 
 #define BRCMF_BSSIDX_INVALID			-1
 
+#define	RXS_PBPRES				BIT(2)
+
+#define	D11_PHY_HDR_LEN				6
+
+struct d11rxhdr_le {
+	__le16 RxFrameSize;
+	u16 PAD;
+	__le16 PhyRxStatus_0;
+	__le16 PhyRxStatus_1;
+	__le16 PhyRxStatus_2;
+	__le16 PhyRxStatus_3;
+	__le16 PhyRxStatus_4;
+	__le16 PhyRxStatus_5;
+	__le16 RxStatus1;
+	__le16 RxStatus2;
+	__le16 RxTSFTime;
+	__le16 RxChan;
+	u8 unknown[12];
+} __packed;
+
+struct wlc_d11rxhdr {
+	struct d11rxhdr_le rxhdr;
+	__le32 tsf_l;
+	s8 rssi;
+	s8 rxpwr0;
+	s8 rxpwr1;
+	s8 do_rssi_ma;
+	s8 rxpwr[4];
+} __packed;
+
 char *brcmf_ifname(struct brcmf_if *ifp)
 {
 	if (!ifp)
@@ -60,7 +79,7 @@
 	s32 bsscfgidx;
 
 	if (ifidx < 0 || ifidx >= BRCMF_MAX_IFS) {
-		brcmf_err("ifidx %d out of range\n", ifidx);
+		bphy_err(drvr, "ifidx %d out of range\n", ifidx);
 		return NULL;
 	}
 
@@ -111,7 +130,9 @@
 
 static void _brcmf_set_multicast_list(struct work_struct *work)
 {
-	struct brcmf_if *ifp;
+	struct brcmf_if *ifp = container_of(work, struct brcmf_if,
+					    multicast_work);
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct net_device *ndev;
 	struct netdev_hw_addr *ha;
 	u32 cmd_value, cnt;
@@ -120,8 +141,6 @@
 	u32 buflen;
 	s32 err;
 
-	ifp = container_of(work, struct brcmf_if, multicast_work);
-
 	brcmf_dbg(TRACE, "Enter, bsscfgidx=%d\n", ifp->bsscfgidx);
 
 	ndev = ifp->ndev;
@@ -151,7 +170,7 @@
 
 	err = brcmf_fil_iovar_data_set(ifp, "mcast_list", buf, buflen);
 	if (err < 0) {
-		brcmf_err("Setting mcast_list failed, %d\n", err);
+		bphy_err(drvr, "Setting mcast_list failed, %d\n", err);
 		cmd_value = cnt ? true : cmd_value;
 	}
 
@@ -164,25 +183,25 @@
 	 */
 	err = brcmf_fil_iovar_int_set(ifp, "allmulti", cmd_value);
 	if (err < 0)
-		brcmf_err("Setting allmulti failed, %d\n", err);
+		bphy_err(drvr, "Setting allmulti failed, %d\n", err);
 
 	/*Finally, pick up the PROMISC flag */
 	cmd_value = (ndev->flags & IFF_PROMISC) ? true : false;
 	err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_PROMISC, cmd_value);
 	if (err < 0)
-		brcmf_err("Setting BRCMF_C_SET_PROMISC failed, %d\n",
-			  err);
+		bphy_err(drvr, "Setting BRCMF_C_SET_PROMISC failed, %d\n",
+			 err);
 	brcmf_configure_arp_nd_offload(ifp, !cmd_value);
 }
 
 #if IS_ENABLED(CONFIG_IPV6)
 static void _brcmf_update_ndtable(struct work_struct *work)
 {
-	struct brcmf_if *ifp;
+	struct brcmf_if *ifp = container_of(work, struct brcmf_if,
+					    ndoffload_work);
+	struct brcmf_pub *drvr = ifp->drvr;
 	int i, ret;
 
-	ifp = container_of(work, struct brcmf_if, ndoffload_work);
-
 	/* clear the table in firmware */
 	ret = brcmf_fil_iovar_data_set(ifp, "nd_hostip_clear", NULL, 0);
 	if (ret) {
@@ -195,7 +214,7 @@
 					       &ifp->ipv6_addr_tbl[i],
 					       sizeof(struct in6_addr));
 		if (ret)
-			brcmf_err("add nd ip err %d\n", ret);
+			bphy_err(drvr, "add nd ip err %d\n", ret);
 	}
 }
 #else
@@ -208,6 +227,7 @@
 {
 	struct brcmf_if *ifp = netdev_priv(ndev);
 	struct sockaddr *sa = (struct sockaddr *)addr;
+	struct brcmf_pub *drvr = ifp->drvr;
 	int err;
 
 	brcmf_dbg(TRACE, "Enter, bsscfgidx=%d\n", ifp->bsscfgidx);
@@ -215,7 +235,7 @@
 	err = brcmf_fil_iovar_data_set(ifp, "cur_etheraddr", sa->sa_data,
 				       ETH_ALEN);
 	if (err < 0) {
-		brcmf_err("Setting cur_etheraddr failed, %d\n", err);
+		bphy_err(drvr, "Setting cur_etheraddr failed, %d\n", err);
 	} else {
 		brcmf_dbg(TRACE, "updated to %pM\n", sa->sa_data);
 		memcpy(ifp->mac_addr, sa->sa_data, ETH_ALEN);
@@ -275,7 +295,7 @@
 
 	/* Can the device send data? */
 	if (drvr->bus_if->state != BRCMF_BUS_UP) {
-		brcmf_err("xmit rejected state=%d\n", drvr->bus_if->state);
+		bphy_err(drvr, "xmit rejected state=%d\n", drvr->bus_if->state);
 		netif_stop_queue(ndev);
 		dev_kfree_skb(skb);
 		ret = -ENODEV;
@@ -309,8 +329,8 @@
 		ret = pskb_expand_head(skb, ALIGN(head_delta, NET_SKB_PAD), 0,
 				       GFP_ATOMIC);
 		if (ret < 0) {
-			brcmf_err("%s: failed to expand headroom\n",
-				  brcmf_ifname(ifp));
+			bphy_err(drvr, "%s: failed to expand headroom\n",
+				 brcmf_ifname(ifp));
 			atomic_inc(&drvr->bus_if->stats.pktcow_failed);
 			goto done;
 		}
@@ -409,6 +429,31 @@
 {
 	if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MONITOR_FMT_RADIOTAP)) {
 		/* Do nothing */
+	} else if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MONITOR_FMT_HW_RX_HDR)) {
+		struct wlc_d11rxhdr *wlc_rxhdr = (struct wlc_d11rxhdr *)skb->data;
+		struct ieee80211_radiotap_header *radiotap;
+		unsigned int offset;
+		u16 RxStatus1;
+
+		RxStatus1 = le16_to_cpu(wlc_rxhdr->rxhdr.RxStatus1);
+
+		offset = sizeof(struct wlc_d11rxhdr);
+		/* MAC inserts 2 pad bytes for a4 headers or QoS or A-MSDU
+		 * subframes
+		 */
+		if (RxStatus1 & RXS_PBPRES)
+			offset += 2;
+		offset += D11_PHY_HDR_LEN;
+
+		skb_pull(skb, offset);
+
+		/* TODO: use RX header to fill some radiotap data */
+		radiotap = skb_push(skb, sizeof(*radiotap));
+		memset(radiotap, 0, sizeof(*radiotap));
+		radiotap->it_len = cpu_to_le16(sizeof(*radiotap));
+
+		/* TODO: 4 bytes with receive status? */
+		skb->len -= 4;
 	} else {
 		struct ieee80211_radiotap_header *radiotap;
 
@@ -464,7 +509,8 @@
 	} else {
 		/* Process special event packets */
 		if (handle_event)
-			brcmf_fweh_process_skb(ifp->drvr, skb);
+			brcmf_fweh_process_skb(ifp->drvr, skb,
+					       BCMILCP_SUBTYPE_VENDOR_LONG);
 
 		brcmf_netif_rx(ifp, skb);
 	}
@@ -481,7 +527,7 @@
 	if (brcmf_rx_hdrpull(drvr, skb, &ifp))
 		return;
 
-	brcmf_fweh_process_skb(ifp->drvr, skb);
+	brcmf_fweh_process_skb(ifp->drvr, skb, 0);
 	brcmu_pkt_buf_free_skb(skb);
 }
 
@@ -533,7 +579,8 @@
 
 	brcmf_cfg80211_down(ndev);
 
-	brcmf_fil_iovar_data_set(ifp, "arp_hostip_clear", NULL, 0);
+	if (ifp->drvr->bus_if->state == BRCMF_BUS_UP)
+		brcmf_fil_iovar_data_set(ifp, "arp_hostip_clear", NULL, 0);
 
 	brcmf_net_setcarrier(ifp, false);
 
@@ -551,7 +598,7 @@
 
 	/* If bus is not ready, can't continue */
 	if (bus_if->state != BRCMF_BUS_UP) {
-		brcmf_err("failed bus is not ready\n");
+		bphy_err(drvr, "failed bus is not ready\n");
 		return -EAGAIN;
 	}
 
@@ -565,7 +612,7 @@
 		ndev->features &= ~NETIF_F_IP_CSUM;
 
 	if (brcmf_cfg80211_up(ndev)) {
-		brcmf_err("failed to bring up cfg80211\n");
+		bphy_err(drvr, "failed to bring up cfg80211\n");
 		return -EIO;
 	}
 
@@ -610,7 +657,7 @@
 	else
 		err = register_netdev(ndev);
 	if (err != 0) {
-		brcmf_err("couldn't register the net device\n");
+		bphy_err(drvr, "couldn't register the net device\n");
 		goto fail;
 	}
 
@@ -687,6 +734,7 @@
 
 static int brcmf_net_p2p_attach(struct brcmf_if *ifp)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct net_device *ndev;
 
 	brcmf_dbg(TRACE, "Enter, bsscfgidx=%d mac=%pM\n", ifp->bsscfgidx,
@@ -699,7 +747,7 @@
 	memcpy(ndev->dev_addr, ifp->mac_addr, ETH_ALEN);
 
 	if (register_netdev(ndev) != 0) {
-		brcmf_err("couldn't register the p2p net device\n");
+		bphy_err(drvr, "couldn't register the p2p net device\n");
 		goto fail;
 	}
 
@@ -728,8 +776,8 @@
 	 */
 	if (ifp) {
 		if (ifidx) {
-			brcmf_err("ERROR: netdev:%s already exists\n",
-				  ifp->ndev->name);
+			bphy_err(drvr, "ERROR: netdev:%s already exists\n",
+				 ifp->ndev->name);
 			netif_stop_queue(ifp->ndev);
 			brcmf_net_detach(ifp->ndev, false);
 			drvr->iflist[bsscfgidx] = NULL;
@@ -783,17 +831,17 @@
 			 bool rtnl_locked)
 {
 	struct brcmf_if *ifp;
+	int ifidx;
 
 	ifp = drvr->iflist[bsscfgidx];
-	drvr->iflist[bsscfgidx] = NULL;
 	if (!ifp) {
-		brcmf_err("Null interface, bsscfgidx=%d\n", bsscfgidx);
+		bphy_err(drvr, "Null interface, bsscfgidx=%d\n", bsscfgidx);
 		return;
 	}
 	brcmf_dbg(TRACE, "Enter, bsscfgidx=%d, ifidx=%d\n", bsscfgidx,
 		  ifp->ifidx);
-	if (drvr->if2bss[ifp->ifidx] == bsscfgidx)
-		drvr->if2bss[ifp->ifidx] = BRCMF_BSSIDX_INVALID;
+	ifidx = ifp->ifidx;
+
 	if (ifp->ndev) {
 		if (bsscfgidx == 0) {
 			if (ifp->ndev->netdev_ops == &brcmf_netdev_ops_pri) {
@@ -821,6 +869,10 @@
 		brcmf_p2p_ifp_removed(ifp, rtnl_locked);
 		kfree(ifp);
 	}
+
+	drvr->iflist[bsscfgidx] = NULL;
+	if (drvr->if2bss[ifidx] == bsscfgidx)
+		drvr->if2bss[ifidx] = BRCMF_BSSIDX_INVALID;
 }
 
 void brcmf_remove_interface(struct brcmf_if *ifp, bool rtnl_locked)
@@ -837,16 +889,17 @@
 				     const struct brcmf_event_msg *evtmsg,
 				     void *data)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	int err;
 
 	brcmf_dbg(TRACE, "enter: bsscfgidx=%d\n", ifp->bsscfgidx);
 
-	brcmf_err("PSM's watchdog has fired!\n");
+	bphy_err(drvr, "PSM's watchdog has fired!\n");
 
 	err = brcmf_debug_create_memdump(ifp->drvr->bus_if, data,
 					 evtmsg->datalen);
 	if (err)
-		brcmf_err("Failed to get memory dump, %d\n", err);
+		bphy_err(drvr, "Failed to get memory dump, %d\n", err);
 
 	return err;
 }
@@ -890,7 +943,7 @@
 	ret = brcmf_fil_iovar_data_get(ifp, "arp_hostip", addr_table,
 				       sizeof(addr_table));
 	if (ret) {
-		brcmf_err("fail to get arp ip table err:%d\n", ret);
+		bphy_err(drvr, "fail to get arp ip table err:%d\n", ret);
 		return NOTIFY_OK;
 	}
 
@@ -907,7 +960,7 @@
 			ret = brcmf_fil_iovar_data_set(ifp, "arp_hostip",
 				&ifa->ifa_address, sizeof(ifa->ifa_address));
 			if (ret)
-				brcmf_err("add arp ip err %d\n", ret);
+				bphy_err(drvr, "add arp ip err %d\n", ret);
 		}
 		break;
 	case NETDEV_DOWN:
@@ -919,8 +972,8 @@
 			ret = brcmf_fil_iovar_data_set(ifp, "arp_hostip_clear",
 						       NULL, 0);
 			if (ret) {
-				brcmf_err("fail to clear arp ip table err:%d\n",
-					  ret);
+				bphy_err(drvr, "fail to clear arp ip table err:%d\n",
+					 ret);
 				return NOTIFY_OK;
 			}
 			for (i = 0; i < ARPOL_MAX_ENTRIES; i++) {
@@ -930,8 +983,8 @@
 							       &addr_table[i],
 							       sizeof(addr_table[i]));
 				if (ret)
-					brcmf_err("add arp ip err %d\n",
-						  ret);
+					bphy_err(drvr, "add arp ip err %d\n",
+						 ret);
 			}
 		}
 		break;
@@ -1025,6 +1078,37 @@
 	return 0;
 }
 
+static void brcmf_core_bus_reset(struct work_struct *work)
+{
+	struct brcmf_pub *drvr = container_of(work, struct brcmf_pub,
+					      bus_reset);
+
+	brcmf_bus_reset(drvr->bus_if);
+}
+
+static ssize_t bus_reset_write(struct file *file, const char __user *user_buf,
+			       size_t count, loff_t *ppos)
+{
+	struct brcmf_pub *drvr = file->private_data;
+	u8 value;
+
+	if (kstrtou8_from_user(user_buf, count, 0, &value))
+		return -EINVAL;
+
+	if (value != 1)
+		return -EINVAL;
+
+	schedule_work(&drvr->bus_reset);
+
+	return count;
+}
+
+static const struct file_operations bus_reset_fops = {
+	.open	= simple_open,
+	.llseek	= no_llseek,
+	.write	= bus_reset_write,
+};
+
 static int brcmf_bus_started(struct brcmf_pub *drvr, struct cfg80211_ops *ops)
 {
 	int ret = -1;
@@ -1096,15 +1180,20 @@
 #endif
 #endif /* CONFIG_INET */
 
+	INIT_WORK(&drvr->bus_reset, brcmf_core_bus_reset);
+
 	/* populate debugfs */
 	brcmf_debugfs_add_entry(drvr, "revinfo", brcmf_revinfo_read);
+	debugfs_create_file("reset", 0600, brcmf_debugfs_get_devdir(drvr), drvr,
+			    &bus_reset_fops);
 	brcmf_feat_debugfs_create(drvr);
 	brcmf_proto_debugfs_create(drvr);
+	brcmf_bus_debugfs_create(bus_if);
 
 	return 0;
 
 fail:
-	brcmf_err("failed: %d\n", ret);
+	bphy_err(drvr, "failed: %d\n", ret);
 	if (drvr->config) {
 		brcmf_cfg80211_detach(drvr->config);
 		drvr->config = NULL;
@@ -1120,27 +1209,43 @@
 	return ret;
 }
 
-int brcmf_attach(struct device *dev, struct brcmf_mp_device *settings)
+int brcmf_alloc(struct device *dev, struct brcmf_mp_device *settings)
 {
 	struct wiphy *wiphy;
 	struct cfg80211_ops *ops;
 	struct brcmf_pub *drvr = NULL;
-	int ret = 0;
-	int i;
 
 	brcmf_dbg(TRACE, "Enter\n");
 
-	ops = brcmf_cfg80211_get_ops();
+	ops = brcmf_cfg80211_get_ops(settings);
 	if (!ops)
 		return -ENOMEM;
 
 	wiphy = wiphy_new(ops, sizeof(*drvr));
-	if (!wiphy)
+	if (!wiphy) {
+		kfree(ops);
 		return -ENOMEM;
+	}
 
 	set_wiphy_dev(wiphy, dev);
 	drvr = wiphy_priv(wiphy);
 	drvr->wiphy = wiphy;
+	drvr->ops = ops;
+	drvr->bus_if = dev_get_drvdata(dev);
+	drvr->bus_if->drvr = drvr;
+	drvr->settings = settings;
+
+	return 0;
+}
+
+int brcmf_attach(struct device *dev)
+{
+	struct brcmf_bus *bus_if = dev_get_drvdata(dev);
+	struct brcmf_pub *drvr = bus_if->drvr;
+	int ret = 0;
+	int i;
+
+	brcmf_dbg(TRACE, "Enter\n");
 
 	for (i = 0; i < ARRAY_SIZE(drvr->if2bss); i++)
 		drvr->if2bss[i] = BRCMF_BSSIDX_INVALID;
@@ -1149,14 +1254,11 @@
 
 	/* Link to bus module */
 	drvr->hdrlen = 0;
-	drvr->bus_if = dev_get_drvdata(dev);
-	drvr->bus_if->drvr = drvr;
-	drvr->settings = settings;
 
 	/* Attach and link in the protocol */
 	ret = brcmf_proto_attach(drvr);
 	if (ret != 0) {
-		brcmf_err("brcmf_prot_attach failed\n");
+		bphy_err(drvr, "brcmf_prot_attach failed\n");
 		goto fail;
 	}
 
@@ -1167,18 +1269,16 @@
 	/* attach firmware event handler */
 	brcmf_fweh_attach(drvr);
 
-	ret = brcmf_bus_started(drvr, ops);
+	ret = brcmf_bus_started(drvr, drvr->ops);
 	if (ret != 0) {
-		brcmf_err("dongle is not responding: err=%d\n", ret);
+		bphy_err(drvr, "dongle is not responding: err=%d\n", ret);
 		goto fail;
 	}
 
-	drvr->config->ops = ops;
 	return 0;
 
 fail:
 	brcmf_detach(dev);
-	kfree(ops);
 
 	return ret;
 }
@@ -1213,6 +1313,18 @@
 		brcmf_dbg(TRACE, "failed to create coredump\n");
 }
 
+void brcmf_fw_crashed(struct device *dev)
+{
+	struct brcmf_bus *bus_if = dev_get_drvdata(dev);
+	struct brcmf_pub *drvr = bus_if->drvr;
+
+	bphy_err(drvr, "Firmware has halted or crashed\n");
+
+	brcmf_dev_coredump(dev);
+
+	schedule_work(&drvr->bus_reset);
+}
+
 void brcmf_detach(struct device *dev)
 {
 	s32 i;
@@ -1232,25 +1344,37 @@
 	unregister_inet6addr_notifier(&drvr->inet6addr_notifier);
 #endif
 
-	/* stop firmware event handling */
-	brcmf_fweh_detach(drvr);
-	if (drvr->config)
-		brcmf_p2p_detach(&drvr->config->p2p);
-
 	brcmf_bus_change_state(bus_if, BRCMF_BUS_DOWN);
-
-	/* make sure primary interface removed last */
-	for (i = BRCMF_MAX_IFS-1; i > -1; i--)
-		brcmf_remove_interface(drvr->iflist[i], false);
-
-	brcmf_cfg80211_detach(drvr->config);
-	drvr->config = NULL;
-
 	brcmf_bus_stop(drvr->bus_if);
 
+	brcmf_fweh_detach(drvr);
 	brcmf_proto_detach(drvr);
 
+	/* make sure primary interface removed last */
+	for (i = BRCMF_MAX_IFS - 1; i > -1; i--) {
+		if (drvr->iflist[i])
+			brcmf_del_if(drvr, drvr->iflist[i]->bsscfgidx, false);
+	}
+
+	if (drvr->config) {
+		brcmf_p2p_detach(&drvr->config->p2p);
+		brcmf_cfg80211_detach(drvr->config);
+		drvr->config = NULL;
+	}
+}
+
+void brcmf_free(struct device *dev)
+{
+	struct brcmf_bus *bus_if = dev_get_drvdata(dev);
+	struct brcmf_pub *drvr = bus_if->drvr;
+
+	if (!drvr)
+		return;
+
 	bus_if->drvr = NULL;
+
+	kfree(drvr->ops);
+
 	wiphy_free(drvr->wiphy);
 }
 
@@ -1269,6 +1393,7 @@
 
 int brcmf_netdev_wait_pend8021x(struct brcmf_if *ifp)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	int err;
 
 	err = wait_event_timeout(ifp->pend_8021x_wait,
@@ -1276,7 +1401,7 @@
 				 MAX_WAIT_FOR_8021X_TX);
 
 	if (!err)
-		brcmf_err("Timed out waiting for no pending 802.1x packets\n");
+		bphy_err(drvr, "Timed out waiting for no pending 802.1x packets\n");
 
 	return !err;
 }
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h
index dcf6e27..6699637 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 /****************
@@ -36,7 +25,7 @@
 #define BRCMF_DCMD_MEDLEN	1536
 #define BRCMF_DCMD_MAXLEN	8192
 
-/* IOCTL from host to device are limited in lenght. A device can only handle
+/* IOCTL from host to device are limited in length. A device can only handle
  * ethernet frame size. This limitation is to be applied by protocol layer.
  */
 #define BRCMF_TX_IOCTL_MAX_MSG_SIZE	(ETH_FRAME_LEN+ETH_FCS_LEN)
@@ -108,6 +97,7 @@
 	struct brcmf_bus *bus_if;
 	struct brcmf_proto *proto;
 	struct wiphy *wiphy;
+	struct cfg80211_ops *ops;
 	struct brcmf_cfg80211_info *config;
 
 	/* Internal brcmf items */
@@ -143,6 +133,8 @@
 	struct notifier_block inet6addr_notifier;
 	struct brcmf_mp_device *settings;
 
+	struct work_struct bus_reset;
+
 	u8 clmver[BRCMF_DCMD_SMLEN];
 };
 
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c
index 489b5df..120515f 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2012 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #include <linux/debugfs.h>
 #include <linux/netdevice.h>
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h
index cfed062..9b221b5 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/debug.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #ifndef BRCMFMAC_DEBUG_H
@@ -45,17 +34,30 @@
 #undef pr_fmt
 #define pr_fmt(fmt)		KBUILD_MODNAME ": " fmt
 
-__printf(2, 3)
-void __brcmf_err(const char *func, const char *fmt, ...);
+struct brcmf_bus;
+
+__printf(3, 4)
+void __brcmf_err(struct brcmf_bus *bus, const char *func, const char *fmt, ...);
 /* Macro for error messages. When debugging / tracing the driver all error
  * messages are important to us.
  */
+#ifndef brcmf_err
 #define brcmf_err(fmt, ...)						\
 	do {								\
 		if (IS_ENABLED(CONFIG_BRCMDBG) ||			\
 		    IS_ENABLED(CONFIG_BRCM_TRACING) ||			\
 		    net_ratelimit())					\
-			__brcmf_err(__func__, fmt, ##__VA_ARGS__);	\
+			__brcmf_err(NULL, __func__, fmt, ##__VA_ARGS__);\
+	} while (0)
+#endif
+
+#define bphy_err(drvr, fmt, ...)					\
+	do {								\
+		if (IS_ENABLED(CONFIG_BRCMDBG) ||			\
+		    IS_ENABLED(CONFIG_BRCM_TRACING) ||			\
+		    net_ratelimit())					\
+			wiphy_err((drvr)->wiphy, "%s: " fmt, __func__,	\
+				  ##__VA_ARGS__);			\
 	} while (0)
 
 #if defined(DEBUG) || defined(CONFIG_BRCM_TRACING)
@@ -119,6 +121,10 @@
 int brcmf_debug_create_memdump(struct brcmf_bus *bus, const void *data,
 			       size_t len);
 #else
+static inline struct dentry *brcmf_debugfs_get_devdir(struct brcmf_pub *drvr)
+{
+	return ERR_PTR(-ENOENT);
+}
 static inline
 int brcmf_debugfs_add_entry(struct brcmf_pub *drvr, const char *fn,
 			    int (*read_fn)(struct seq_file *seq, void *data))
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c
new file mode 100644
index 0000000..4aa2561
--- /dev/null
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c
@@ -0,0 +1,146 @@
+// SPDX-License-Identifier: ISC
+/*
+ * Copyright 2018 Hans de Goede <hdegoede@redhat.com>
+ */
+
+#include <linux/dmi.h>
+#include <linux/mod_devicetable.h>
+#include "core.h"
+#include "common.h"
+#include "brcm_hw_ids.h"
+
+/* The DMI data never changes so we can use a static buf for this */
+static char dmi_board_type[128];
+
+struct brcmf_dmi_data {
+	u32 chip;
+	u32 chiprev;
+	const char *board_type;
+};
+
+/* NOTE: Please keep all entries sorted alphabetically */
+
+static const struct brcmf_dmi_data acepc_t8_data = {
+	BRCM_CC_4345_CHIP_ID, 6, "acepc-t8"
+};
+
+static const struct brcmf_dmi_data gpd_win_pocket_data = {
+	BRCM_CC_4356_CHIP_ID, 2, "gpd-win-pocket"
+};
+
+static const struct brcmf_dmi_data jumper_ezpad_mini3_data = {
+	BRCM_CC_43430_CHIP_ID, 0, "jumper-ezpad-mini3"
+};
+
+static const struct brcmf_dmi_data meegopad_t08_data = {
+	BRCM_CC_43340_CHIP_ID, 2, "meegopad-t08"
+};
+
+static const struct brcmf_dmi_data pov_tab_p1006w_data = {
+	BRCM_CC_43340_CHIP_ID, 2, "pov-tab-p1006w-data"
+};
+
+static const struct dmi_system_id dmi_platform_data[] = {
+	{
+		/* ACEPC T8 Cherry Trail Z8350 mini PC */
+		.matches = {
+			DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "To be filled by O.E.M."),
+			DMI_EXACT_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
+			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "T8"),
+			/* also match on somewhat unique bios-version */
+			DMI_EXACT_MATCH(DMI_BIOS_VERSION, "1.000"),
+		},
+		.driver_data = (void *)&acepc_t8_data,
+	},
+	{
+		/* ACEPC T11 Cherry Trail Z8350 mini PC, same wifi as the T8 */
+		.matches = {
+			DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "To be filled by O.E.M."),
+			DMI_EXACT_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
+			DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "T11"),
+			/* also match on somewhat unique bios-version */
+			DMI_EXACT_MATCH(DMI_BIOS_VERSION, "1.000"),
+		},
+		.driver_data = (void *)&acepc_t8_data,
+	},
+	{
+		/* Match for the GPDwin which unfortunately uses somewhat
+		 * generic dmi strings, which is why we test for 4 strings.
+		 * Comparing against 23 other byt/cht boards, board_vendor
+		 * and board_name are unique to the GPDwin, where as only one
+		 * other board has the same board_serial and 3 others have
+		 * the same default product_name. Also the GPDwin is the
+		 * only device to have both board_ and product_name not set.
+		 */
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
+			DMI_MATCH(DMI_BOARD_NAME, "Default string"),
+			DMI_MATCH(DMI_BOARD_SERIAL, "Default string"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Default string"),
+		},
+		.driver_data = (void *)&gpd_win_pocket_data,
+	},
+	{
+		/* Jumper EZpad mini3 */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "CherryTrail"),
+			/* jumperx.T87.KFBNEEA02 with the version-nr dropped */
+			DMI_MATCH(DMI_BIOS_VERSION, "jumperx.T87.KFBNEEA"),
+		},
+		.driver_data = (void *)&jumper_ezpad_mini3_data,
+	},
+	{
+		/* Meegopad T08 */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Default string"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Default string"),
+			DMI_MATCH(DMI_BOARD_NAME, "T3 MRD"),
+			DMI_MATCH(DMI_BOARD_VERSION, "V1.1"),
+		},
+		.driver_data = (void *)&meegopad_t08_data,
+	},
+	{
+		/* Point of View TAB-P1006W-232 */
+		.matches = {
+			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Insyde"),
+			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "BayTrail"),
+			/* Note 105b is Foxcon's USB/PCI vendor id */
+			DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "105B"),
+			DMI_EXACT_MATCH(DMI_BOARD_NAME, "0E57"),
+		},
+		.driver_data = (void *)&pov_tab_p1006w_data,
+	},
+	{}
+};
+
+void brcmf_dmi_probe(struct brcmf_mp_device *settings, u32 chip, u32 chiprev)
+{
+	const struct dmi_system_id *match;
+	const struct brcmf_dmi_data *data;
+	const char *sys_vendor;
+	const char *product_name;
+
+	/* Some models have DMI strings which are too generic, e.g.
+	 * "Default string", we use a quirk table for these.
+	 */
+	for (match = dmi_first_match(dmi_platform_data);
+	     match;
+	     match = dmi_first_match(match + 1)) {
+		data = match->driver_data;
+
+		if (data->chip == chip && data->chiprev == chiprev) {
+			settings->board_type = data->board_type;
+			return;
+		}
+	}
+
+	/* Not found in the quirk-table, use sys_vendor-product_name */
+	sys_vendor = dmi_get_system_info(DMI_SYS_VENDOR);
+	product_name = dmi_get_system_info(DMI_PRODUCT_NAME);
+	if (sys_vendor && product_name) {
+		snprintf(dmi_board_type, sizeof(dmi_board_type), "%s-%s",
+			 sys_vendor, product_name);
+		settings->board_type = dmi_board_type;
+	}
+}
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c
index 8347da6..2c3526a 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2014 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #include <linux/netdevice.h>
@@ -50,6 +39,7 @@
 	{ BRCMF_FEAT_P2P, "p2p" },
 	{ BRCMF_FEAT_MONITOR, "monitor" },
 	{ BRCMF_FEAT_MONITOR_FMT_RADIOTAP, "rtap" },
+	{ BRCMF_FEAT_DOT11H, "802.11h" }
 };
 
 #ifdef DEBUG
@@ -103,6 +93,10 @@
 	{ "01-6cb8e269", BIT(BRCMF_FEAT_MONITOR) },
 	/* brcmfmac4366b-pcie.bin from linux-firmware.git commit 52442afee990 */
 	{ "01-c47a91a4", BIT(BRCMF_FEAT_MONITOR) },
+	/* brcmfmac4366b-pcie.bin from linux-firmware.git commit 211de1679a68 */
+	{ "01-801fb449", BIT(BRCMF_FEAT_MONITOR_FMT_HW_RX_HDR) },
+	/* brcmfmac4366c-pcie.bin from linux-firmware.git commit 211de1679a68 */
+	{ "01-d2cbb8fd", BIT(BRCMF_FEAT_MONITOR_FMT_HW_RX_HDR) },
 };
 
 static void brcmf_feat_firmware_overrides(struct brcmf_pub *drv)
@@ -178,16 +172,17 @@
 	ifp->fwil_fwerr = false;
 }
 
-#define MAX_CAPS_BUFFER_SIZE	512
+#define MAX_CAPS_BUFFER_SIZE	768
 static void brcmf_feat_firmware_capabilities(struct brcmf_if *ifp)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	char caps[MAX_CAPS_BUFFER_SIZE];
 	enum brcmf_feat_id id;
 	int i, err;
 
 	err = brcmf_fil_iovar_data_get(ifp, "cap", caps, sizeof(caps));
 	if (err) {
-		brcmf_err("could not get firmware cap (%d)\n", err);
+		bphy_err(drvr, "could not get firmware cap (%d)\n", err);
 		return;
 	}
 
@@ -212,14 +207,15 @@
 static int brcmf_feat_fwcap_debugfs_read(struct seq_file *seq, void *data)
 {
 	struct brcmf_bus *bus_if = dev_get_drvdata(seq->private);
-	struct brcmf_if *ifp = brcmf_get_ifp(bus_if->drvr, 0);
+	struct brcmf_pub *drvr = bus_if->drvr;
+	struct brcmf_if *ifp = brcmf_get_ifp(drvr, 0);
 	char caps[MAX_CAPS_BUFFER_SIZE + 1] = { };
 	char *tmp;
 	int err;
 
 	err = brcmf_fil_iovar_data_get(ifp, "cap", caps, sizeof(caps));
 	if (err) {
-		brcmf_err("could not get firmware cap (%d)\n", err);
+		bphy_err(drvr, "could not get firmware cap (%d)\n", err);
 		return err;
 	}
 
@@ -268,9 +264,15 @@
 					BIT(BRCMF_FEAT_WOWL_GTK);
 		}
 	}
-	/* MBSS does not work for 43362 */
-	if (drvr->bus_if->chip == BRCM_CC_43362_CHIP_ID)
+	/* MBSS does not work for all chips */
+	switch (drvr->bus_if->chip) {
+	case BRCM_CC_4330_CHIP_ID:
+	case BRCM_CC_43362_CHIP_ID:
 		ifp->drvr->feat_flags &= ~BIT(BRCMF_FEAT_MBSS);
+		break;
+	default:
+		break;
+	}
 	brcmf_feat_iovar_int_get(ifp, BRCMF_FEAT_RSDB, "rsdb_mode");
 	brcmf_feat_iovar_int_get(ifp, BRCMF_FEAT_TDLS, "tdls_enable");
 	brcmf_feat_iovar_int_get(ifp, BRCMF_FEAT_MFP, "mfp");
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.h
index 0b4974d..736a817 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/feature.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2014 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #ifndef _BRCMF_FEATURE_H
 #define _BRCMF_FEATURE_H
@@ -35,6 +24,8 @@
  * FWSUP: Firmware supplicant.
  * MONITOR: firmware can pass monitor packets to host.
  * MONITOR_FMT_RADIOTAP: firmware provides monitor packets with radiotap header
+ * MONITOR_FMT_HW_RX_HDR: firmware provides monitor packets with hw/ucode header
+ * DOT11H: firmware supports 802.11h
  */
 #define BRCMF_FEAT_LIST \
 	BRCMF_FEAT_DEF(MBSS) \
@@ -52,7 +43,9 @@
 	BRCMF_FEAT_DEF(GSCAN) \
 	BRCMF_FEAT_DEF(FWSUP) \
 	BRCMF_FEAT_DEF(MONITOR) \
-	BRCMF_FEAT_DEF(MONITOR_FMT_RADIOTAP)
+	BRCMF_FEAT_DEF(MONITOR_FMT_RADIOTAP) \
+	BRCMF_FEAT_DEF(MONITOR_FMT_HW_RX_HDR) \
+	BRCMF_FEAT_DEF(DOT11H)
 
 /*
  * Quirks:
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
index 9095b83..3aed4c4 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
@@ -1,19 +1,9 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2013 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
+#include <linux/efi.h>
 #include <linux/kernel.h>
 #include <linux/slab.h>
 #include <linux/device.h>
@@ -46,7 +36,7 @@
  * @state: current parser state.
  * @data: input buffer being parsed.
  * @nvram: output buffer with parse result.
- * @nvram_len: lenght of parse result.
+ * @nvram_len: length of parse result.
  * @line: current line.
  * @column: current column in line.
  * @pos: byte offset in input buffer.
@@ -445,6 +435,75 @@
 
 static void brcmf_fw_request_done(const struct firmware *fw, void *ctx);
 
+#ifdef CONFIG_EFI
+/* In some cases the EFI-var stored nvram contains "ccode=ALL" or "ccode=XV"
+ * to specify "worldwide" compatible settings, but these 2 ccode-s do not work
+ * properly. "ccode=ALL" causes channels 12 and 13 to not be available,
+ * "ccode=XV" causes all 5GHz channels to not be available. So we replace both
+ * with "ccode=X2" which allows channels 12+13 and 5Ghz channels in
+ * no-Initiate-Radiation mode. This means that we will never send on these
+ * channels without first having received valid wifi traffic on the channel.
+ */
+static void brcmf_fw_fix_efi_nvram_ccode(char *data, unsigned long data_len)
+{
+	char *ccode;
+
+	ccode = strnstr((char *)data, "ccode=ALL", data_len);
+	if (!ccode)
+		ccode = strnstr((char *)data, "ccode=XV\r", data_len);
+	if (!ccode)
+		return;
+
+	ccode[6] = 'X';
+	ccode[7] = '2';
+	ccode[8] = '\r';
+}
+
+static u8 *brcmf_fw_nvram_from_efi(size_t *data_len_ret)
+{
+	const u16 name[] = { 'n', 'v', 'r', 'a', 'm', 0 };
+	struct efivar_entry *nvram_efivar;
+	unsigned long data_len = 0;
+	u8 *data = NULL;
+	int err;
+
+	nvram_efivar = kzalloc(sizeof(*nvram_efivar), GFP_KERNEL);
+	if (!nvram_efivar)
+		return NULL;
+
+	memcpy(&nvram_efivar->var.VariableName, name, sizeof(name));
+	nvram_efivar->var.VendorGuid = EFI_GUID(0x74b00bd9, 0x805a, 0x4d61,
+						0xb5, 0x1f, 0x43, 0x26,
+						0x81, 0x23, 0xd1, 0x13);
+
+	err = efivar_entry_size(nvram_efivar, &data_len);
+	if (err)
+		goto fail;
+
+	data = kmalloc(data_len, GFP_KERNEL);
+	if (!data)
+		goto fail;
+
+	err = efivar_entry_get(nvram_efivar, NULL, &data_len, data);
+	if (err)
+		goto fail;
+
+	brcmf_fw_fix_efi_nvram_ccode(data, data_len);
+	brcmf_info("Using nvram EFI variable\n");
+
+	kfree(nvram_efivar);
+	*data_len_ret = data_len;
+	return data;
+
+fail:
+	kfree(data);
+	kfree(nvram_efivar);
+	return NULL;
+}
+#else
+static inline u8 *brcmf_fw_nvram_from_efi(size_t *data_len) { return NULL; }
+#endif
+
 static void brcmf_fw_free_request(struct brcmf_fw_request *req)
 {
 	struct brcmf_fw_item *item;
@@ -463,11 +522,12 @@
 {
 	struct brcmf_fw *fwctx = ctx;
 	struct brcmf_fw_item *cur;
+	bool free_bcm47xx_nvram = false;
+	bool kfree_nvram = false;
 	u32 nvram_length = 0;
 	void *nvram = NULL;
 	u8 *data = NULL;
 	size_t data_len;
-	bool raw_nvram;
 
 	brcmf_dbg(TRACE, "enter: dev=%s\n", dev_name(fwctx->dev));
 
@@ -476,12 +536,13 @@
 	if (fw && fw->data) {
 		data = (u8 *)fw->data;
 		data_len = fw->size;
-		raw_nvram = false;
 	} else {
-		data = bcm47xx_nvram_get_contents(&data_len);
-		if (!data && !(cur->flags & BRCMF_FW_REQF_OPTIONAL))
+		if ((data = bcm47xx_nvram_get_contents(&data_len)))
+			free_bcm47xx_nvram = true;
+		else if ((data = brcmf_fw_nvram_from_efi(&data_len)))
+			kfree_nvram = true;
+		else if (!(cur->flags & BRCMF_FW_REQF_OPTIONAL))
 			goto fail;
-		raw_nvram = true;
 	}
 
 	if (data)
@@ -489,8 +550,11 @@
 					     fwctx->req->domain_nr,
 					     fwctx->req->bus_nr);
 
-	if (raw_nvram)
+	if (free_bcm47xx_nvram)
 		bcm47xx_nvram_release_contents(data);
+	if (kfree_nvram)
+		kfree(data);
+
 	release_firmware(fw);
 	if (!nvram && !(cur->flags & BRCMF_FW_REQF_OPTIONAL))
 		goto fail;
@@ -504,90 +568,75 @@
 	return -ENOENT;
 }
 
-static int brcmf_fw_request_next_item(struct brcmf_fw *fwctx, bool async)
+static int brcmf_fw_complete_request(const struct firmware *fw,
+				     struct brcmf_fw *fwctx)
 {
-	struct brcmf_fw_item *cur;
-	const struct firmware *fw = NULL;
-	int ret;
-
-	cur = &fwctx->req->items[fwctx->curpos];
-
-	brcmf_dbg(TRACE, "%srequest for %s\n", async ? "async " : "",
-		  cur->path);
-
-	if (async)
-		ret = request_firmware_nowait(THIS_MODULE, true, cur->path,
-					      fwctx->dev, GFP_KERNEL, fwctx,
-					      brcmf_fw_request_done);
-	else
-		ret = request_firmware(&fw, cur->path, fwctx->dev);
-
-	if (ret < 0) {
-		brcmf_fw_request_done(NULL, fwctx);
-	} else if (!async && fw) {
-		brcmf_dbg(TRACE, "firmware %s %sfound\n", cur->path,
-			  fw ? "" : "not ");
-		if (cur->type == BRCMF_FW_TYPE_BINARY)
-			cur->binary = fw;
-		else if (cur->type == BRCMF_FW_TYPE_NVRAM)
-			brcmf_fw_request_nvram_done(fw, fwctx);
-		else
-			release_firmware(fw);
-
-		return -EAGAIN;
-	}
-	return 0;
-}
-
-static void brcmf_fw_request_done(const struct firmware *fw, void *ctx)
-{
-	struct brcmf_fw *fwctx = ctx;
-	struct brcmf_fw_item *cur;
+	struct brcmf_fw_item *cur = &fwctx->req->items[fwctx->curpos];
 	int ret = 0;
 
-	cur = &fwctx->req->items[fwctx->curpos];
-
-	brcmf_dbg(TRACE, "enter: firmware %s %sfound\n", cur->path,
-		  fw ? "" : "not ");
-
-	if (!fw)
-		ret = -ENOENT;
+	brcmf_dbg(TRACE, "firmware %s %sfound\n", cur->path, fw ? "" : "not ");
 
 	switch (cur->type) {
 	case BRCMF_FW_TYPE_NVRAM:
 		ret = brcmf_fw_request_nvram_done(fw, fwctx);
 		break;
 	case BRCMF_FW_TYPE_BINARY:
-		cur->binary = fw;
+		if (fw)
+			cur->binary = fw;
+		else
+			ret = -ENOENT;
 		break;
 	default:
 		/* something fishy here so bail out early */
 		brcmf_err("unknown fw type: %d\n", cur->type);
 		release_firmware(fw);
 		ret = -EINVAL;
-		goto fail;
 	}
 
-	if (ret < 0 && !(cur->flags & BRCMF_FW_REQF_OPTIONAL))
-		goto fail;
+	return (cur->flags & BRCMF_FW_REQF_OPTIONAL) ? 0 : ret;
+}
 
-	do {
-		if (++fwctx->curpos == fwctx->req->n_items) {
-			ret = 0;
-			goto done;
-		}
+static int brcmf_fw_request_firmware(const struct firmware **fw,
+				     struct brcmf_fw *fwctx)
+{
+	struct brcmf_fw_item *cur = &fwctx->req->items[fwctx->curpos];
+	int ret;
 
-		ret = brcmf_fw_request_next_item(fwctx, false);
-	} while (ret == -EAGAIN);
+	/* nvram files are board-specific, first try a board-specific path */
+	if (cur->type == BRCMF_FW_TYPE_NVRAM && fwctx->req->board_type) {
+		char alt_path[BRCMF_FW_NAME_LEN];
 
-	return;
+		strlcpy(alt_path, cur->path, BRCMF_FW_NAME_LEN);
+		/* strip .txt at the end */
+		alt_path[strlen(alt_path) - 4] = 0;
+		strlcat(alt_path, ".", BRCMF_FW_NAME_LEN);
+		strlcat(alt_path, fwctx->req->board_type, BRCMF_FW_NAME_LEN);
+		strlcat(alt_path, ".txt", BRCMF_FW_NAME_LEN);
 
-fail:
-	brcmf_dbg(TRACE, "failed err=%d: dev=%s, fw=%s\n", ret,
-		  dev_name(fwctx->dev), cur->path);
-	brcmf_fw_free_request(fwctx->req);
-	fwctx->req = NULL;
-done:
+		ret = request_firmware(fw, alt_path, fwctx->dev);
+		if (ret == 0)
+			return ret;
+	}
+
+	return request_firmware(fw, cur->path, fwctx->dev);
+}
+
+static void brcmf_fw_request_done(const struct firmware *fw, void *ctx)
+{
+	struct brcmf_fw *fwctx = ctx;
+	int ret;
+
+	ret = brcmf_fw_complete_request(fw, fwctx);
+
+	while (ret == 0 && ++fwctx->curpos < fwctx->req->n_items) {
+		brcmf_fw_request_firmware(&fw, fwctx);
+		ret = brcmf_fw_complete_request(fw, ctx);
+	}
+
+	if (ret) {
+		brcmf_fw_free_request(fwctx->req);
+		fwctx->req = NULL;
+	}
 	fwctx->done(fwctx->dev, ret, fwctx->req);
 	kfree(fwctx);
 }
@@ -611,7 +660,9 @@
 			   void (*fw_cb)(struct device *dev, int err,
 					 struct brcmf_fw_request *req))
 {
+	struct brcmf_fw_item *first = &req->items[0];
 	struct brcmf_fw *fwctx;
+	int ret;
 
 	brcmf_dbg(TRACE, "enter: dev=%s\n", dev_name(dev));
 	if (!fw_cb)
@@ -628,7 +679,12 @@
 	fwctx->req = req;
 	fwctx->done = fw_cb;
 
-	brcmf_fw_request_next_item(fwctx, true);
+	ret = request_firmware_nowait(THIS_MODULE, true, first->path,
+				      fwctx->dev, GFP_KERNEL, fwctx,
+				      brcmf_fw_request_done);
+	if (ret < 0)
+		brcmf_fw_request_done(NULL, fwctx);
+
 	return 0;
 }
 
@@ -641,9 +697,9 @@
 	struct brcmf_fw_request *fwreq;
 	char chipname[12];
 	const char *mp_path;
+	size_t mp_path_len;
 	u32 i, j;
-	char end;
-	size_t reqsz;
+	char end = '\0';
 
 	for (i = 0; i < table_size; i++) {
 		if (mapping_table[i].chipid == chip &&
@@ -651,27 +707,30 @@
 			break;
 	}
 
+	brcmf_chip_name(chip, chiprev, chipname, sizeof(chipname));
+
 	if (i == table_size) {
-		brcmf_err("Unknown chipid %d [%d]\n", chip, chiprev);
+		brcmf_err("Unknown chip %s\n", chipname);
 		return NULL;
 	}
 
-	reqsz = sizeof(*fwreq) + n_fwnames * sizeof(struct brcmf_fw_item);
-	fwreq = kzalloc(reqsz, GFP_KERNEL);
+	fwreq = kzalloc(struct_size(fwreq, items, n_fwnames), GFP_KERNEL);
 	if (!fwreq)
 		return NULL;
 
-	brcmf_chip_name(chip, chiprev, chipname, sizeof(chipname));
-
 	brcmf_info("using %s for chip %s\n",
 		   mapping_table[i].fw_base, chipname);
 
 	mp_path = brcmf_mp_global.firmware_path;
-	end = mp_path[strlen(mp_path) - 1];
+	mp_path_len = strnlen(mp_path, BRCMF_FW_ALTPATH_LEN);
+	if (mp_path_len)
+		end = mp_path[mp_path_len - 1];
+
 	fwreq->n_items = n_fwnames;
 
 	for (j = 0; j < n_fwnames; j++) {
 		fwreq->items[j].path = fwnames[j].path;
+		fwnames[j].path[0] = '\0';
 		/* check if firmware path is provided by module parameter */
 		if (brcmf_mp_global.firmware_path[0] != '\0') {
 			strlcpy(fwnames[j].path, mp_path,
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.h
index 2893e56..3347439 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2013 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #ifndef BRCMFMAC_FIRMWARE_H
 #define BRCMFMAC_FIRMWARE_H
@@ -70,6 +59,7 @@
 	u16 domain_nr;
 	u16 bus_nr;
 	u32 n_items;
+	const char *board_type;
 	struct brcmf_fw_item items[0];
 };
 
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/flowring.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/flowring.c
index d0d8b32..8e9d067 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/flowring.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/flowring.c
@@ -1,16 +1,6 @@
-/* Copyright (c) 2014 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+// SPDX-License-Identifier: ISC
+/*
+ * Copyright (c) 2014 Broadcom Corporation
  */
 
 
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/flowring.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/flowring.h
index 068e68d..818882b 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/flowring.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/flowring.h
@@ -1,16 +1,6 @@
-/* Copyright (c) 2014 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+// SPDX-License-Identifier: ISC
+/*
+ * Copyright (c) 2014 Broadcom Corporation
  */
 #ifndef BRCMFMAC_FLOWRING_H
 #define BRCMFMAC_FLOWRING_H
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c
index e7eaa57..79c8a85 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2012 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #include <linux/netdevice.h>
 
@@ -102,7 +91,8 @@
 	schedule_work(&fweh->event_work);
 }
 
-static int brcmf_fweh_call_event_handler(struct brcmf_if *ifp,
+static int brcmf_fweh_call_event_handler(struct brcmf_pub *drvr,
+					 struct brcmf_if *ifp,
 					 enum brcmf_fweh_event_code code,
 					 struct brcmf_event_msg *emsg,
 					 void *data)
@@ -117,9 +107,9 @@
 		if (fweh->evt_handler[code])
 			err = fweh->evt_handler[code](ifp, emsg, data);
 		else
-			brcmf_err("unhandled event %d ignored\n", code);
+			bphy_err(drvr, "unhandled event %d ignored\n", code);
 	} else {
-		brcmf_err("no interface object\n");
+		bphy_err(drvr, "no interface object\n");
 	}
 	return err;
 }
@@ -158,7 +148,7 @@
 		return;
 	}
 	if (ifevent->ifidx >= BRCMF_MAX_IFS) {
-		brcmf_err("invalid interface index: %u\n", ifevent->ifidx);
+		bphy_err(drvr, "invalid interface index: %u\n", ifevent->ifidx);
 		return;
 	}
 
@@ -181,7 +171,8 @@
 	if (ifp && ifevent->action == BRCMF_E_IF_CHANGE)
 		brcmf_proto_reset_if(drvr, ifp);
 
-	err = brcmf_fweh_call_event_handler(ifp, emsg->event_code, emsg, data);
+	err = brcmf_fweh_call_event_handler(drvr, ifp, emsg->event_code, emsg,
+					    data);
 
 	if (ifp && ifevent->action == BRCMF_E_IF_DEL) {
 		bool armed = brcmf_cfg80211_vif_event_armed(drvr->config);
@@ -268,11 +259,11 @@
 			ifp = drvr->iflist[0];
 		else
 			ifp = drvr->iflist[emsg.bsscfgidx];
-		err = brcmf_fweh_call_event_handler(ifp, event->code, &emsg,
-						    event->data);
+		err = brcmf_fweh_call_event_handler(drvr, ifp, event->code,
+						    &emsg, event->data);
 		if (err) {
-			brcmf_err("event handler failed (%d)\n",
-				  event->code);
+			bphy_err(drvr, "event handler failed (%d)\n",
+				 event->code);
 			err = 0;
 		}
 event_free:
@@ -312,16 +303,7 @@
 void brcmf_fweh_detach(struct brcmf_pub *drvr)
 {
 	struct brcmf_fweh_info *fweh = &drvr->fweh;
-	struct brcmf_if *ifp = brcmf_get_ifp(drvr, 0);
-	s8 eventmask[BRCMF_EVENTING_MASK_LEN];
 
-	if (ifp) {
-		/* clear all events */
-		memset(eventmask, 0, BRCMF_EVENTING_MASK_LEN);
-		(void)brcmf_fil_iovar_data_set(ifp, "event_msgs",
-					       eventmask,
-					       BRCMF_EVENTING_MASK_LEN);
-	}
 	/* cancel the worker */
 	cancel_work_sync(&fweh->event_work);
 	WARN_ON(!list_empty(&fweh->event_q));
@@ -339,7 +321,7 @@
 			brcmf_fweh_handler_t handler)
 {
 	if (drvr->fweh.evt_handler[code]) {
-		brcmf_err("event code %d already registered\n", code);
+		bphy_err(drvr, "event code %d already registered\n", code);
 		return -ENOSPC;
 	}
 	drvr->fweh.evt_handler[code] = handler;
@@ -369,6 +351,7 @@
  */
 int brcmf_fweh_activate_events(struct brcmf_if *ifp)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	int i, err;
 	s8 eventmask[BRCMF_EVENTING_MASK_LEN];
 
@@ -388,7 +371,7 @@
 	err = brcmf_fil_iovar_data_set(ifp, "event_msgs",
 				       eventmask, BRCMF_EVENTING_MASK_LEN);
 	if (err)
-		brcmf_err("Set event_msgs error (%d)\n", err);
+		bphy_err(drvr, "Set event_msgs error (%d)\n", err);
 
 	return err;
 }
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.h
index 816f80e..a82f51b 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2012 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 
@@ -211,7 +200,7 @@
  */
 #define BRCM_OUI				"\x00\x10\x18"
 #define BCMILCP_BCM_SUBTYPE_EVENT		1
-
+#define BCMILCP_SUBTYPE_VENDOR_LONG		32769
 
 /**
  * struct brcm_ethhdr - broadcom specific ether header.
@@ -266,7 +255,7 @@
  * @status: status information.
  * @reason: reason code.
  * @auth_type: authentication type.
- * @datalen: lenght of event data buffer.
+ * @datalen: length of event data buffer.
  * @addr: ether address.
  * @ifname: interface name.
  * @ifidx: interface index.
@@ -334,10 +323,10 @@
 void brcmf_fweh_p2pdev_setup(struct brcmf_if *ifp, bool ongoing);
 
 static inline void brcmf_fweh_process_skb(struct brcmf_pub *drvr,
-					  struct sk_buff *skb)
+					  struct sk_buff *skb, u16 stype)
 {
 	struct brcmf_event *event_packet;
-	u16 usr_stype;
+	u16 subtype, usr_stype;
 
 	/* only process events when protocol matches */
 	if (skb->protocol != cpu_to_be16(ETH_P_LINK_CTL))
@@ -346,8 +335,16 @@
 	if ((skb->len + ETH_HLEN) < sizeof(*event_packet))
 		return;
 
-	/* check for BRCM oui match */
 	event_packet = (struct brcmf_event *)skb_mac_header(skb);
+
+	/* check subtype if needed */
+	if (unlikely(stype)) {
+		subtype = get_unaligned_be16(&event_packet->hdr.subtype);
+		if (subtype != stype)
+			return;
+	}
+
+	/* check for BRCM oui match */
 	if (memcmp(BRCM_OUI, &event_packet->hdr.oui[0],
 		   sizeof(event_packet->hdr.oui)))
 		return;
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.c
index 802d7cb..9ed8542 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2012 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 /* FWIL is the Firmware Interface Layer. In this module the support functions
@@ -110,7 +99,7 @@
 	s32 err, fwerr;
 
 	if (drvr->bus_if->state != BRCMF_BUS_UP) {
-		brcmf_err("bus is down. we have nothing to do.\n");
+		bphy_err(drvr, "bus is down. we have nothing to do.\n");
 		return -EIO;
 	}
 
@@ -242,7 +231,7 @@
 					 buflen, true);
 	} else {
 		err = -EPERM;
-		brcmf_err("Creating iovar failed\n");
+		bphy_err(drvr, "Creating iovar failed\n");
 	}
 
 	mutex_unlock(&drvr->proto_block);
@@ -268,7 +257,7 @@
 			memcpy(data, drvr->proto_buf, len);
 	} else {
 		err = -EPERM;
-		brcmf_err("Creating iovar failed\n");
+		bphy_err(drvr, "Creating iovar failed\n");
 	}
 
 	brcmf_dbg(FIL, "ifidx=%d, name=%s, len=%d\n", ifp->ifidx, name, len);
@@ -314,7 +303,7 @@
 		return brcmf_create_iovar(name, data, datalen, buf, buflen);
 
 	prefixlen = strlen(prefix);
-	namelen = strlen(name) + 1; /* lengh of iovar  name + null */
+	namelen = strlen(name) + 1; /* length of iovar  name + null */
 	iolen = prefixlen + namelen + sizeof(bsscfgidx_le) + datalen;
 
 	if (buflen < iolen) {
@@ -366,7 +355,7 @@
 					 buflen, true);
 	} else {
 		err = -EPERM;
-		brcmf_err("Creating bsscfg failed\n");
+		bphy_err(drvr, "Creating bsscfg failed\n");
 	}
 
 	mutex_unlock(&drvr->proto_block);
@@ -392,7 +381,7 @@
 			memcpy(data, drvr->proto_buf, len);
 	} else {
 		err = -EPERM;
-		brcmf_err("Creating bsscfg failed\n");
+		bphy_err(drvr, "Creating bsscfg failed\n");
 	}
 	brcmf_dbg(FIL, "ifidx=%d, bsscfgidx=%d, name=%s, len=%d\n", ifp->ifidx,
 		  ifp->bsscfgidx, name, len);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.h
index 63b1287..0ff6f52 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2012 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #ifndef _fwil_h_
@@ -80,6 +69,7 @@
 #define BRCMF_C_SCB_DEAUTHENTICATE_FOR_REASON	201
 #define BRCMF_C_SET_ASSOC_PREFER		205
 #define BRCMF_C_GET_VALID_CHANNELS		217
+#define BRCMF_C_SET_FAKEFRAG			219
 #define BRCMF_C_GET_KEY_PRIMARY			235
 #define BRCMF_C_SET_KEY_PRIMARY			236
 #define BRCMF_C_SET_SCAN_PASSIVE_TIME		258
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil_types.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil_types.h
index d5bb81e..37c5120 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil_types.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwil_types.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2012 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 
@@ -176,6 +165,8 @@
 
 #define BRCMF_VHT_CAP_MCS_MAP_NSS_MAX	8
 
+#define BRCMF_HE_CAP_MCS_MAP_NSS_MAX	8
+
 /* MAX_CHUNK_LEN is the maximum length for data passing to firmware in each
  * ioctl. It is relatively small because firmware has small maximum size input
  * playload restriction for ioctls.
@@ -601,13 +592,37 @@
 	__le32 rx_pkts_retried;        /* # rx with retry bit set */
 	__le32 tx_rate_fallback;       /* lowest fallback TX rate */
 
-	/* Fields valid for ver >= 5 */
-	struct {
-		__le32 count;					/* # rates in this set */
-		u8 rates[BRCMF_MAXRATES_IN_SET];		/* rates in 500kbps units w/hi bit set if basic */
-		u8 mcs[BRCMF_MCSSET_LEN];			/* supported mcs index bit map */
-		__le16 vht_mcs[BRCMF_VHT_CAP_MCS_MAP_NSS_MAX];	/* supported mcs index bit map per nss */
-	} rateset_adv;
+	union {
+		struct {
+			struct {
+				__le32 count;					/* # rates in this set */
+				u8 rates[BRCMF_MAXRATES_IN_SET];		/* rates in 500kbps units w/hi bit set if basic */
+				u8 mcs[BRCMF_MCSSET_LEN];			/* supported mcs index bit map */
+				__le16 vht_mcs[BRCMF_VHT_CAP_MCS_MAP_NSS_MAX];	/* supported mcs index bit map per nss */
+			} rateset_adv;
+		} v5;
+
+		struct {
+			__le32 rx_dur_total;	/* total user RX duration (estimated) */
+			__le16 chanspec;	/** chanspec this sta is on */
+			__le16 pad_1;
+			struct {
+				__le16 version;					/* version */
+				__le16 len;					/* length */
+				__le32 count;					/* # rates in this set */
+				u8 rates[BRCMF_MAXRATES_IN_SET];		/* rates in 500kbps units w/hi bit set if basic */
+				u8 mcs[BRCMF_MCSSET_LEN];			/* supported mcs index bit map */
+				__le16 vht_mcs[BRCMF_VHT_CAP_MCS_MAP_NSS_MAX];	/* supported mcs index bit map per nss */
+				__le16 he_mcs[BRCMF_HE_CAP_MCS_MAP_NSS_MAX];	/* supported he mcs index bit map per nss */
+			} rateset_adv;		/* rateset along with mcs index bitmap */
+			__le16 wpauth;		/* authentication type */
+			u8 algo;		/* crypto algorithm */
+			u8 pad_2;
+			__le32 tx_rspec;	/* Rate of last successful tx frame */
+			__le32 rx_rspec;	/* Rate of last successful rx frame */
+			__le32 wnm_cap;		/* wnm capabilities */
+		} v7;
+	};
 };
 
 struct brcmf_chanspec_list {
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c
index f3cbf78..2bd892d 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #include <linux/types.h>
 #include <linux/module.h>
@@ -511,6 +500,7 @@
 	struct work_struct fws_dequeue_work;
 	u32 fifo_enqpkt[BRCMF_FWS_FIFO_COUNT];
 	int fifo_credit[BRCMF_FWS_FIFO_COUNT];
+	int init_fifo_credit[BRCMF_FWS_FIFO_COUNT];
 	int credits_borrowed[BRCMF_FWS_FIFO_AC_VO + 1];
 	int deq_node_pos[BRCMF_FWS_FIFO_COUNT];
 	u32 fifo_credit_map;
@@ -579,24 +569,6 @@
 	return ifidx == *(int *)arg;
 }
 
-static void brcmf_fws_psq_flush(struct brcmf_fws_info *fws, struct pktq *q,
-				int ifidx)
-{
-	bool (*matchfn)(struct sk_buff *, void *) = NULL;
-	struct sk_buff *skb;
-	int prec;
-
-	if (ifidx != -1)
-		matchfn = brcmf_fws_ifidx_match;
-	for (prec = 0; prec < q->num_prec; prec++) {
-		skb = brcmu_pktq_pdeq_match(q, prec, matchfn, &ifidx);
-		while (skb) {
-			brcmu_pkt_buf_free_skb(skb);
-			skb = brcmu_pktq_pdeq_match(q, prec, matchfn, &ifidx);
-		}
-	}
-}
-
 static void brcmf_fws_hanger_init(struct brcmf_fws_hanger *hanger)
 {
 	int i;
@@ -668,6 +640,28 @@
 	return 0;
 }
 
+static void brcmf_fws_psq_flush(struct brcmf_fws_info *fws, struct pktq *q,
+				int ifidx)
+{
+	bool (*matchfn)(struct sk_buff *, void *) = NULL;
+	struct sk_buff *skb;
+	int prec;
+	u32 hslot;
+
+	if (ifidx != -1)
+		matchfn = brcmf_fws_ifidx_match;
+	for (prec = 0; prec < q->num_prec; prec++) {
+		skb = brcmu_pktq_pdeq_match(q, prec, matchfn, &ifidx);
+		while (skb) {
+			hslot = brcmf_skb_htod_tag_get_field(skb, HSLOT);
+			brcmf_fws_hanger_poppkt(&fws->hanger, hslot, &skb,
+						true);
+			brcmu_pkt_buf_free_skb(skb);
+			skb = brcmu_pktq_pdeq_match(q, prec, matchfn, &ifidx);
+		}
+	}
+}
+
 static int brcmf_fws_hanger_mark_suppressed(struct brcmf_fws_hanger *h,
 					    u32 slot_id)
 {
@@ -1237,6 +1231,9 @@
 	}
 
 	fws->fifo_credit[fifo] += credits;
+	if (fws->fifo_credit[fifo] > fws->init_fifo_credit[fifo])
+		fws->fifo_credit[fifo] = fws->init_fifo_credit[fifo];
+
 }
 
 static void brcmf_fws_schedule_deq(struct brcmf_fws_info *fws)
@@ -1251,6 +1248,7 @@
 			 enum brcmf_fws_skb_state state, int fifo,
 			 struct sk_buff *p)
 {
+	struct brcmf_pub *drvr = fws->drvr;
 	int prec = 2 * fifo;
 	u32 *qfull_stat = &fws->stats.delayq_full_error;
 	struct brcmf_fws_mac_descriptor *entry;
@@ -1263,7 +1261,7 @@
 
 	entry = brcmf_skbcb(p)->mac;
 	if (entry == NULL) {
-		brcmf_err("no mac descriptor found for skb %p\n", p);
+		bphy_err(drvr, "no mac descriptor found for skb %p\n", p);
 		return -ENOENT;
 	}
 
@@ -1451,9 +1449,11 @@
 
 static int
 brcmf_fws_txs_process(struct brcmf_fws_info *fws, u8 flags, u32 hslot,
-		      u32 genbit, u16 seq)
+		      u32 genbit, u16 seq, u8 compcnt)
 {
+	struct brcmf_pub *drvr = fws->drvr;
 	u32 fifo;
+	u8 cnt = 0;
 	int ret;
 	bool remove_from_hanger = true;
 	struct sk_buff *skb;
@@ -1464,61 +1464,72 @@
 	brcmf_dbg(DATA, "flags %d\n", flags);
 
 	if (flags == BRCMF_FWS_TXSTATUS_DISCARD)
-		fws->stats.txs_discard++;
+		fws->stats.txs_discard += compcnt;
 	else if (flags == BRCMF_FWS_TXSTATUS_CORE_SUPPRESS) {
-		fws->stats.txs_supp_core++;
+		fws->stats.txs_supp_core += compcnt;
 		remove_from_hanger = false;
 	} else if (flags == BRCMF_FWS_TXSTATUS_FW_PS_SUPPRESS) {
-		fws->stats.txs_supp_ps++;
+		fws->stats.txs_supp_ps += compcnt;
 		remove_from_hanger = false;
 	} else if (flags == BRCMF_FWS_TXSTATUS_FW_TOSSED)
-		fws->stats.txs_tossed++;
+		fws->stats.txs_tossed += compcnt;
 	else if (flags == BRCMF_FWS_TXSTATUS_HOST_TOSSED)
-		fws->stats.txs_host_tossed++;
+		fws->stats.txs_host_tossed += compcnt;
 	else
-		brcmf_err("unexpected txstatus\n");
+		bphy_err(drvr, "unexpected txstatus\n");
 
-	ret = brcmf_fws_hanger_poppkt(&fws->hanger, hslot, &skb,
-				      remove_from_hanger);
-	if (ret != 0) {
-		brcmf_err("no packet in hanger slot: hslot=%d\n", hslot);
-		return ret;
+	while (cnt < compcnt) {
+		ret = brcmf_fws_hanger_poppkt(&fws->hanger, hslot, &skb,
+					      remove_from_hanger);
+		if (ret != 0) {
+			bphy_err(drvr, "no packet in hanger slot: hslot=%d\n",
+				 hslot);
+			goto cont;
+		}
+
+		skcb = brcmf_skbcb(skb);
+		entry = skcb->mac;
+		if (WARN_ON(!entry)) {
+			brcmu_pkt_buf_free_skb(skb);
+			goto cont;
+		}
+		entry->transit_count--;
+		if (entry->suppressed && entry->suppr_transit_count)
+			entry->suppr_transit_count--;
+
+		brcmf_dbg(DATA, "%s flags %d htod %X seq %X\n", entry->name,
+			  flags, skcb->htod, seq);
+
+		/* pick up the implicit credit from this packet */
+		fifo = brcmf_skb_htod_tag_get_field(skb, FIFO);
+		if (fws->fcmode == BRCMF_FWS_FCMODE_IMPLIED_CREDIT ||
+		    (brcmf_skb_if_flags_get_field(skb, REQ_CREDIT)) ||
+		    flags == BRCMF_FWS_TXSTATUS_HOST_TOSSED) {
+			brcmf_fws_return_credits(fws, fifo, 1);
+			brcmf_fws_schedule_deq(fws);
+		}
+		brcmf_fws_macdesc_return_req_credit(skb);
+
+		ret = brcmf_proto_hdrpull(fws->drvr, false, skb, &ifp);
+		if (ret) {
+			brcmu_pkt_buf_free_skb(skb);
+			goto cont;
+		}
+		if (!remove_from_hanger)
+			ret = brcmf_fws_txstatus_suppressed(fws, fifo, skb,
+							    genbit, seq);
+		if (remove_from_hanger || ret)
+			brcmf_txfinalize(ifp, skb, true);
+
+cont:
+		hslot = (hslot + 1) & (BRCMF_FWS_TXSTAT_HSLOT_MASK >>
+				       BRCMF_FWS_TXSTAT_HSLOT_SHIFT);
+		if (BRCMF_FWS_MODE_GET_REUSESEQ(fws->mode))
+			seq = (seq + 1) & BRCMF_SKB_HTOD_SEQ_NR_MASK;
+
+		cnt++;
 	}
 
-	skcb = brcmf_skbcb(skb);
-	entry = skcb->mac;
-	if (WARN_ON(!entry)) {
-		brcmu_pkt_buf_free_skb(skb);
-		return -EINVAL;
-	}
-	entry->transit_count--;
-	if (entry->suppressed && entry->suppr_transit_count)
-		entry->suppr_transit_count--;
-
-	brcmf_dbg(DATA, "%s flags %d htod %X seq %X\n", entry->name, flags,
-		  skcb->htod, seq);
-
-	/* pick up the implicit credit from this packet */
-	fifo = brcmf_skb_htod_tag_get_field(skb, FIFO);
-	if ((fws->fcmode == BRCMF_FWS_FCMODE_IMPLIED_CREDIT) ||
-	    (brcmf_skb_if_flags_get_field(skb, REQ_CREDIT)) ||
-	    (flags == BRCMF_FWS_TXSTATUS_HOST_TOSSED)) {
-		brcmf_fws_return_credits(fws, fifo, 1);
-		brcmf_fws_schedule_deq(fws);
-	}
-	brcmf_fws_macdesc_return_req_credit(skb);
-
-	ret = brcmf_proto_hdrpull(fws->drvr, false, skb, &ifp);
-	if (ret) {
-		brcmu_pkt_buf_free_skb(skb);
-		return -EINVAL;
-	}
-	if (!remove_from_hanger)
-		ret = brcmf_fws_txstatus_suppressed(fws, fifo, skb,
-						    genbit, seq);
-	if (remove_from_hanger || ret)
-		brcmf_txfinalize(ifp, skb, true);
-
 	return 0;
 }
 
@@ -1543,7 +1554,8 @@
 	return BRCMF_FWS_RET_OK_SCHEDULE;
 }
 
-static int brcmf_fws_txstatus_indicate(struct brcmf_fws_info *fws, u8 *data)
+static int brcmf_fws_txstatus_indicate(struct brcmf_fws_info *fws, u8 type,
+				       u8 *data)
 {
 	__le32 status_le;
 	__le16 seq_le;
@@ -1552,23 +1564,31 @@
 	u32 genbit;
 	u8 flags;
 	u16 seq;
+	u8 compcnt;
+	u8 compcnt_offset = BRCMF_FWS_TYPE_TXSTATUS_LEN;
 
-	fws->stats.txs_indicate++;
 	memcpy(&status_le, data, sizeof(status_le));
 	status = le32_to_cpu(status_le);
 	flags = brcmf_txstatus_get_field(status, FLAGS);
 	hslot = brcmf_txstatus_get_field(status, HSLOT);
 	genbit = brcmf_txstatus_get_field(status, GENERATION);
 	if (BRCMF_FWS_MODE_GET_REUSESEQ(fws->mode)) {
-		memcpy(&seq_le, &data[BRCMF_FWS_TYPE_PKTTAG_LEN],
+		memcpy(&seq_le, &data[BRCMF_FWS_TYPE_TXSTATUS_LEN],
 		       sizeof(seq_le));
 		seq = le16_to_cpu(seq_le);
+		compcnt_offset += BRCMF_FWS_TYPE_SEQ_LEN;
 	} else {
 		seq = 0;
 	}
 
+	if (type == BRCMF_FWS_TYPE_COMP_TXSTATUS)
+		compcnt = data[compcnt_offset];
+	else
+		compcnt = 1;
+	fws->stats.txs_indicate += compcnt;
+
 	brcmf_fws_lock(fws);
-	brcmf_fws_txs_process(fws, flags, hslot, genbit, seq);
+	brcmf_fws_txs_process(fws, flags, hslot, genbit, seq, compcnt);
 	brcmf_fws_unlock(fws);
 	return BRCMF_FWS_RET_OK_NOSCHEDULE;
 }
@@ -1587,27 +1607,30 @@
 				       const struct brcmf_event_msg *e,
 				       void *data)
 {
-	struct brcmf_fws_info *fws = drvr_to_fws(ifp->drvr);
+	struct brcmf_pub *drvr = ifp->drvr;
+	struct brcmf_fws_info *fws = drvr_to_fws(drvr);
 	int i;
 	u8 *credits = data;
 
 	if (e->datalen < BRCMF_FWS_FIFO_COUNT) {
-		brcmf_err("event payload too small (%d)\n", e->datalen);
+		bphy_err(drvr, "event payload too small (%d)\n", e->datalen);
 		return -EINVAL;
 	}
-	if (fws->creditmap_received)
-		return 0;
 
 	fws->creditmap_received = true;
 
 	brcmf_dbg(TRACE, "enter: credits %pM\n", credits);
 	brcmf_fws_lock(fws);
 	for (i = 0; i < ARRAY_SIZE(fws->fifo_credit); i++) {
-		if (*credits)
+		fws->fifo_credit[i] += credits[i] - fws->init_fifo_credit[i];
+		fws->init_fifo_credit[i] = credits[i];
+		if (fws->fifo_credit[i] > 0)
 			fws->fifo_credit_map |= 1 << i;
 		else
 			fws->fifo_credit_map &= ~(1 << i);
-		fws->fifo_credit[i] = *credits++;
+		WARN_ONCE(fws->fifo_credit[i] < 0,
+			  "fifo_credit[%d] is negative(%d)\n", i,
+			  fws->fifo_credit[i]);
 	}
 	brcmf_fws_schedule_deq(fws);
 	brcmf_fws_unlock(fws);
@@ -1654,6 +1677,7 @@
 
 void brcmf_fws_rxreorder(struct brcmf_if *ifp, struct sk_buff *pkt)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	u8 *reorder_data;
 	u8 flow_id, max_idx, cur_idx, exp_idx, end_idx;
 	struct brcmf_ampdu_rx_reorder *rfi;
@@ -1668,7 +1692,7 @@
 
 	/* validate flags and flow id */
 	if (flags == 0xFF) {
-		brcmf_err("invalid flags...so ignore this packet\n");
+		bphy_err(drvr, "invalid flags...so ignore this packet\n");
 		brcmf_netif_rx(ifp, pkt);
 		return;
 	}
@@ -1705,7 +1729,7 @@
 			  flow_id, max_idx);
 		rfi = kzalloc(buf_size, GFP_ATOMIC);
 		if (rfi == NULL) {
-			brcmf_err("failed to alloc buffer\n");
+			bphy_err(drvr, "failed to alloc buffer\n");
 			brcmf_netif_rx(ifp, pkt);
 			return;
 		}
@@ -1882,8 +1906,6 @@
 
 		err = BRCMF_FWS_RET_OK_NOSCHEDULE;
 		switch (type) {
-		case BRCMF_FWS_TYPE_COMP_TXSTATUS:
-			break;
 		case BRCMF_FWS_TYPE_HOST_REORDER_RXPKTS:
 			rd = (struct brcmf_skb_reorder_data *)skb->cb;
 			rd->reorder = data;
@@ -1906,7 +1928,8 @@
 			err = brcmf_fws_request_indicate(fws, type, data);
 			break;
 		case BRCMF_FWS_TYPE_TXSTATUS:
-			brcmf_fws_txstatus_indicate(fws, data);
+		case BRCMF_FWS_TYPE_COMP_TXSTATUS:
+			brcmf_fws_txstatus_indicate(fws, type, data);
 			break;
 		case BRCMF_FWS_TYPE_FIFO_CREDITBACK:
 			err = brcmf_fws_fifocreditback_indicate(fws, data);
@@ -1970,6 +1993,7 @@
 static void brcmf_fws_rollback_toq(struct brcmf_fws_info *fws,
 				   struct sk_buff *skb, int fifo)
 {
+	struct brcmf_pub *drvr = fws->drvr;
 	struct brcmf_fws_mac_descriptor *entry;
 	struct sk_buff *pktout;
 	int qidx, hslot;
@@ -1983,11 +2007,11 @@
 
 		pktout = brcmu_pktq_penq_head(&entry->psq, qidx, skb);
 		if (pktout == NULL) {
-			brcmf_err("%s queue %d full\n", entry->name, qidx);
+			bphy_err(drvr, "%s queue %d full\n", entry->name, qidx);
 			rc = -ENOSPC;
 		}
 	} else {
-		brcmf_err("%s entry removed\n", entry->name);
+		bphy_err(drvr, "%s entry removed\n", entry->name);
 		rc = -ENOENT;
 	}
 
@@ -1995,7 +2019,7 @@
 		fws->stats.rollback_failed++;
 		hslot = brcmf_skb_htod_tag_get_field(skb, HSLOT);
 		brcmf_fws_txs_process(fws, BRCMF_FWS_TXSTATUS_HOST_TOSSED,
-				      hslot, 0, 0);
+				      hslot, 0, 0, 1);
 	} else {
 		fws->stats.rollback_success++;
 		brcmf_fws_return_credits(fws, fifo, 1);
@@ -2013,7 +2037,7 @@
 	}
 
 	for (lender_ac = 0; lender_ac <= BRCMF_FWS_FIFO_AC_VO; lender_ac++) {
-		if (fws->fifo_credit[lender_ac]) {
+		if (fws->fifo_credit[lender_ac] > 0) {
 			fws->credits_borrowed[lender_ac]++;
 			fws->fifo_credit[lender_ac]--;
 			if (fws->fifo_credit[lender_ac] == 0)
@@ -2092,7 +2116,8 @@
 
 int brcmf_fws_process_skb(struct brcmf_if *ifp, struct sk_buff *skb)
 {
-	struct brcmf_fws_info *fws = drvr_to_fws(ifp->drvr);
+	struct brcmf_pub *drvr = ifp->drvr;
+	struct brcmf_fws_info *fws = drvr_to_fws(drvr);
 	struct brcmf_skbuff_cb *skcb = brcmf_skbcb(skb);
 	struct ethhdr *eh = (struct ethhdr *)(skb->data);
 	int fifo = BRCMF_FWS_FIFO_BCMC;
@@ -2120,7 +2145,7 @@
 		brcmf_fws_enq(fws, BRCMF_FWS_SKBSTATE_DELAYED, fifo, skb);
 		brcmf_fws_schedule_deq(fws);
 	} else {
-		brcmf_err("drop skb: no hanger slot\n");
+		bphy_err(drvr, "drop skb: no hanger slot\n");
 		brcmf_txfinalize(ifp, skb, false);
 		rc = -ENOMEM;
 	}
@@ -2168,6 +2193,8 @@
 	brcmf_fws_lock(fws);
 	ifp->fws_desc = NULL;
 	brcmf_dbg(TRACE, "deleting %s\n", entry->name);
+	brcmf_fws_macdesc_cleanup(fws, &fws->desc.iface[ifp->ifidx],
+				  ifp->ifidx);
 	brcmf_fws_macdesc_deinit(entry);
 	brcmf_fws_cleanup(fws, ifp->ifidx);
 	brcmf_fws_unlock(fws);
@@ -2210,8 +2237,9 @@
 			}
 			continue;
 		}
-		while ((fws->fifo_credit[fifo]) || ((!fws->bcmc_credit_check) &&
-		       (fifo == BRCMF_FWS_FIFO_BCMC))) {
+		while ((fws->fifo_credit[fifo] > 0) ||
+		       ((!fws->bcmc_credit_check) &&
+			(fifo == BRCMF_FWS_FIFO_BCMC))) {
 			skb = brcmf_fws_deq(fws, fifo);
 			if (!skb)
 				break;
@@ -2222,7 +2250,7 @@
 				break;
 		}
 		if ((fifo == BRCMF_FWS_FIFO_AC_BE) &&
-		    (fws->fifo_credit[fifo] == 0) &&
+		    (fws->fifo_credit[fifo] <= 0) &&
 		    (!fws->bus_flow_blocked)) {
 			while (brcmf_fws_borrow_credit(fws) == 0) {
 				skb = brcmf_fws_deq(fws, fifo);
@@ -2338,7 +2366,7 @@
 
 	fws->fws_wq = create_singlethread_workqueue("brcmf_fws_wq");
 	if (fws->fws_wq == NULL) {
-		brcmf_err("workqueue creation failed\n");
+		bphy_err(drvr, "workqueue creation failed\n");
 		rc = -EBADF;
 		goto fail;
 	}
@@ -2354,13 +2382,13 @@
 	rc = brcmf_fweh_register(drvr, BRCMF_E_FIFO_CREDIT_MAP,
 				 brcmf_fws_notify_credit_map);
 	if (rc < 0) {
-		brcmf_err("register credit map handler failed\n");
+		bphy_err(drvr, "register credit map handler failed\n");
 		goto fail;
 	}
 	rc = brcmf_fweh_register(drvr, BRCMF_E_BCMC_CREDIT_SUPPORT,
 				 brcmf_fws_notify_bcmc_credit_support);
 	if (rc < 0) {
-		brcmf_err("register bcmc credit handler failed\n");
+		bphy_err(drvr, "register bcmc credit handler failed\n");
 		brcmf_fweh_unregister(drvr, BRCMF_E_FIFO_CREDIT_MAP);
 		goto fail;
 	}
@@ -2372,7 +2400,7 @@
 	fws->fw_signals = true;
 	ifp = brcmf_get_ifp(drvr, 0);
 	if (brcmf_fil_iovar_int_set(ifp, "tlv", tlv)) {
-		brcmf_err("failed to set bdcv2 tlv signaling\n");
+		bphy_err(drvr, "failed to set bdcv2 tlv signaling\n");
 		fws->fcmode = BRCMF_FWS_FCMODE_NONE;
 		fws->fw_signals = false;
 	}
@@ -2455,7 +2483,8 @@
 	}
 	brcmf_fws_lock(fws);
 	hslot = brcmf_skb_htod_tag_get_field(skb, HSLOT);
-	brcmf_fws_txs_process(fws, BRCMF_FWS_TXSTATUS_HOST_TOSSED, hslot, 0, 0);
+	brcmf_fws_txs_process(fws, BRCMF_FWS_TXSTATUS_HOST_TOSSED, hslot, 0, 0,
+			      1);
 	brcmf_fws_unlock(fws);
 }
 
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.h
index 4e68357..b486d57 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.h
@@ -1,20 +1,8 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2012 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
-
 #ifndef FWSIGNAL_H_
 #define FWSIGNAL_H_
 
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c
index 4e8397a..e3dd862 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.c
@@ -1,16 +1,6 @@
-/* Copyright (c) 2014 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+// SPDX-License-Identifier: ISC
+/*
+ * Copyright (c) 2014 Broadcom Corporation
  */
 
 /*******************************************************************************
@@ -134,6 +124,22 @@
 	__le16				flow_ring_id;
 };
 
+/* Data struct for the MSGBUF_TYPE_GEN_STATUS */
+struct msgbuf_gen_status {
+	struct msgbuf_common_hdr	msg;
+	struct msgbuf_completion_hdr	compl_hdr;
+	__le16				write_idx;
+	__le32				rsvd0[3];
+};
+
+/* Data struct for the MSGBUF_TYPE_RING_STATUS */
+struct msgbuf_ring_status {
+	struct msgbuf_common_hdr	msg;
+	struct msgbuf_completion_hdr	compl_hdr;
+	__le16				write_idx;
+	__le16				rsvd0[5];
+};
+
 struct msgbuf_rx_event {
 	struct msgbuf_common_hdr	msg;
 	struct msgbuf_completion_hdr	compl_hdr;
@@ -359,7 +365,7 @@
 	struct brcmf_msgbuf_pktid *pktid;
 	struct sk_buff *skb;
 
-	if (idx >= pktids->array_size) {
+	if (idx < 0 || idx >= pktids->array_size) {
 		brcmf_err("Invalid packet id %d (max %d)\n", idx,
 			  pktids->array_size);
 		return NULL;
@@ -431,7 +437,7 @@
 	brcmf_commonring_lock(commonring);
 	ret_ptr = brcmf_commonring_reserve_for_write(commonring);
 	if (!ret_ptr) {
-		brcmf_err("Failed to reserve space in commonring\n");
+		bphy_err(drvr, "Failed to reserve space in commonring\n");
 		brcmf_commonring_unlock(commonring);
 		return -ENOMEM;
 	}
@@ -495,7 +501,7 @@
 
 	timeout = brcmf_msgbuf_ioctl_resp_wait(msgbuf);
 	if (!timeout) {
-		brcmf_err("Timeout on response for query command\n");
+		bphy_err(drvr, "Timeout on response for query command\n");
 		return -EIO;
 	}
 
@@ -572,6 +578,7 @@
 brcmf_msgbuf_flowring_create_worker(struct brcmf_msgbuf *msgbuf,
 				    struct brcmf_msgbuf_work_item *work)
 {
+	struct brcmf_pub *drvr = msgbuf->drvr;
 	struct msgbuf_tx_flowring_create_req *create;
 	struct brcmf_commonring *commonring;
 	void *ret_ptr;
@@ -587,7 +594,7 @@
 				     &msgbuf->flowring_dma_handle[flowid],
 				     GFP_KERNEL);
 	if (!dma_buf) {
-		brcmf_err("dma_alloc_coherent failed\n");
+		bphy_err(drvr, "dma_alloc_coherent failed\n");
 		brcmf_flowring_delete(msgbuf->flow, flowid);
 		return BRCMF_FLOWRING_INVALID_ID;
 	}
@@ -600,7 +607,7 @@
 	brcmf_commonring_lock(commonring);
 	ret_ptr = brcmf_commonring_reserve_for_write(commonring);
 	if (!ret_ptr) {
-		brcmf_err("Failed to reserve space in commonring\n");
+		bphy_err(drvr, "Failed to reserve space in commonring\n");
 		brcmf_commonring_unlock(commonring);
 		brcmf_msgbuf_remove_flowring(msgbuf, flowid);
 		return BRCMF_FLOWRING_INVALID_ID;
@@ -627,7 +634,7 @@
 	err = brcmf_commonring_write_complete(commonring);
 	brcmf_commonring_unlock(commonring);
 	if (err) {
-		brcmf_err("Failed to write commonring\n");
+		bphy_err(drvr, "Failed to write commonring\n");
 		brcmf_msgbuf_remove_flowring(msgbuf, flowid);
 		return BRCMF_FLOWRING_INVALID_ID;
 	}
@@ -686,6 +693,7 @@
 static void brcmf_msgbuf_txflow(struct brcmf_msgbuf *msgbuf, u16 flowid)
 {
 	struct brcmf_flowring *flow = msgbuf->flow;
+	struct brcmf_pub *drvr = msgbuf->drvr;
 	struct brcmf_commonring *commonring;
 	void *ret_ptr;
 	u32 count;
@@ -705,8 +713,8 @@
 	while (brcmf_flowring_qlen(flow, flowid)) {
 		skb = brcmf_flowring_dequeue(flow, flowid);
 		if (skb == NULL) {
-			brcmf_err("No SKB, but qlen %d\n",
-				  brcmf_flowring_qlen(flow, flowid));
+			bphy_err(drvr, "No SKB, but qlen %d\n",
+				 brcmf_flowring_qlen(flow, flowid));
 			break;
 		}
 		skb_orphan(skb);
@@ -714,7 +722,7 @@
 					     msgbuf->tx_pktids, skb, ETH_HLEN,
 					     &physaddr, &pktid)) {
 			brcmf_flowring_reinsert(flow, flowid, skb);
-			brcmf_err("No PKTID available !!\n");
+			bphy_err(drvr, "No PKTID available !!\n");
 			break;
 		}
 		ret_ptr = brcmf_commonring_reserve_for_write(commonring);
@@ -729,7 +737,7 @@
 		tx_msghdr = (struct msgbuf_tx_msghdr *)ret_ptr;
 
 		tx_msghdr->msg.msgtype = MSGBUF_TYPE_TX_POST;
-		tx_msghdr->msg.request_id = cpu_to_le32(pktid);
+		tx_msghdr->msg.request_id = cpu_to_le32(pktid + 1);
 		tx_msghdr->msg.ifidx = brcmf_flowring_ifidx_get(flow, flowid);
 		tx_msghdr->flags = BRCMF_MSGBUF_PKT_FLAGS_FRAME_802_3;
 		tx_msghdr->flags |= (skb->priority & 0x07) <<
@@ -866,7 +874,7 @@
 	u16 flowid;
 
 	tx_status = (struct msgbuf_tx_status *)buf;
-	idx = le32_to_cpu(tx_status->msg.request_id);
+	idx = le32_to_cpu(tx_status->msg.request_id) - 1;
 	flowid = le16_to_cpu(tx_status->compl_hdr.flow_ring_id);
 	flowid -= BRCMF_H2D_MSGRING_FLOWRING_IDSTART;
 	skb = brcmf_msgbuf_get_pktid(msgbuf->drvr->bus_if->dev,
@@ -885,6 +893,7 @@
 
 static u32 brcmf_msgbuf_rxbuf_data_post(struct brcmf_msgbuf *msgbuf, u32 count)
 {
+	struct brcmf_pub *drvr = msgbuf->drvr;
 	struct brcmf_commonring *commonring;
 	void *ret_ptr;
 	struct sk_buff *skb;
@@ -912,7 +921,7 @@
 		skb = brcmu_pkt_buf_get_skb(BRCMF_MSGBUF_MAX_PKT_SIZE);
 
 		if (skb == NULL) {
-			brcmf_err("Failed to alloc SKB\n");
+			bphy_err(drvr, "Failed to alloc SKB\n");
 			brcmf_commonring_write_cancel(commonring, alloced - i);
 			break;
 		}
@@ -922,7 +931,7 @@
 					     msgbuf->rx_pktids, skb, 0,
 					     &physaddr, &pktid)) {
 			dev_kfree_skb_any(skb);
-			brcmf_err("No PKTID available !!\n");
+			bphy_err(drvr, "No PKTID available !!\n");
 			brcmf_commonring_write_cancel(commonring, alloced - i);
 			break;
 		}
@@ -992,6 +1001,7 @@
 brcmf_msgbuf_rxbuf_ctrl_post(struct brcmf_msgbuf *msgbuf, bool event_buf,
 			     u32 count)
 {
+	struct brcmf_pub *drvr = msgbuf->drvr;
 	struct brcmf_commonring *commonring;
 	void *ret_ptr;
 	struct sk_buff *skb;
@@ -1009,7 +1019,7 @@
 							      count,
 							      &alloced);
 	if (!ret_ptr) {
-		brcmf_err("Failed to reserve space in commonring\n");
+		bphy_err(drvr, "Failed to reserve space in commonring\n");
 		brcmf_commonring_unlock(commonring);
 		return 0;
 	}
@@ -1021,7 +1031,7 @@
 		skb = brcmu_pkt_buf_get_skb(BRCMF_MSGBUF_MAX_PKT_SIZE);
 
 		if (skb == NULL) {
-			brcmf_err("Failed to alloc SKB\n");
+			bphy_err(drvr, "Failed to alloc SKB\n");
 			brcmf_commonring_write_cancel(commonring, alloced - i);
 			break;
 		}
@@ -1031,7 +1041,7 @@
 					     msgbuf->rx_pktids, skb, 0,
 					     &physaddr, &pktid)) {
 			dev_kfree_skb_any(skb);
-			brcmf_err("No PKTID available !!\n");
+			bphy_err(drvr, "No PKTID available !!\n");
 			brcmf_commonring_write_cancel(commonring, alloced - i);
 			break;
 		}
@@ -1083,6 +1093,7 @@
 
 static void brcmf_msgbuf_process_event(struct brcmf_msgbuf *msgbuf, void *buf)
 {
+	struct brcmf_pub *drvr = msgbuf->drvr;
 	struct msgbuf_rx_event *event;
 	u32 idx;
 	u16 buflen;
@@ -1109,14 +1120,14 @@
 
 	ifp = brcmf_get_ifp(msgbuf->drvr, event->msg.ifidx);
 	if (!ifp || !ifp->ndev) {
-		brcmf_err("Received pkt for invalid ifidx %d\n",
-			  event->msg.ifidx);
+		bphy_err(drvr, "Received pkt for invalid ifidx %d\n",
+			 event->msg.ifidx);
 		goto exit;
 	}
 
 	skb->protocol = eth_type_trans(skb, ifp->ndev);
 
-	brcmf_fweh_process_skb(ifp->drvr, skb);
+	brcmf_fweh_process_skb(ifp->drvr, skb, 0);
 
 exit:
 	brcmu_pkt_buf_free_skb(skb);
@@ -1126,6 +1137,7 @@
 static void
 brcmf_msgbuf_process_rx_complete(struct brcmf_msgbuf *msgbuf, void *buf)
 {
+	struct brcmf_pub *drvr = msgbuf->drvr;
 	struct msgbuf_rx_complete *rx_complete;
 	struct sk_buff *skb;
 	u16 data_offset;
@@ -1159,7 +1171,7 @@
 		ifp = msgbuf->drvr->mon_if;
 
 		if (!ifp) {
-			brcmf_err("Received unexpected monitor pkt\n");
+			bphy_err(drvr, "Received unexpected monitor pkt\n");
 			brcmu_pkt_buf_free_skb(skb);
 			return;
 		}
@@ -1170,8 +1182,8 @@
 
 	ifp = brcmf_get_ifp(msgbuf->drvr, rx_complete->msg.ifidx);
 	if (!ifp || !ifp->ndev) {
-		brcmf_err("Received pkt for invalid ifidx %d\n",
-			  rx_complete->msg.ifidx);
+		bphy_err(drvr, "Received pkt for invalid ifidx %d\n",
+			 rx_complete->msg.ifidx);
 		brcmu_pkt_buf_free_skb(skb);
 		return;
 	}
@@ -1180,11 +1192,39 @@
 	brcmf_netif_rx(ifp, skb);
 }
 
+static void brcmf_msgbuf_process_gen_status(struct brcmf_msgbuf *msgbuf,
+					    void *buf)
+{
+	struct msgbuf_gen_status *gen_status = buf;
+	struct brcmf_pub *drvr = msgbuf->drvr;
+	int err;
+
+	err = le16_to_cpu(gen_status->compl_hdr.status);
+	if (err)
+		bphy_err(drvr, "Firmware reported general error: %d\n", err);
+}
+
+static void brcmf_msgbuf_process_ring_status(struct brcmf_msgbuf *msgbuf,
+					     void *buf)
+{
+	struct msgbuf_ring_status *ring_status = buf;
+	struct brcmf_pub *drvr = msgbuf->drvr;
+	int err;
+
+	err = le16_to_cpu(ring_status->compl_hdr.status);
+	if (err) {
+		int ring = le16_to_cpu(ring_status->compl_hdr.flow_ring_id);
+
+		bphy_err(drvr, "Firmware reported ring %d error: %d\n", ring,
+			 err);
+	}
+}
 
 static void
 brcmf_msgbuf_process_flow_ring_create_response(struct brcmf_msgbuf *msgbuf,
 					       void *buf)
 {
+	struct brcmf_pub *drvr = msgbuf->drvr;
 	struct msgbuf_flowring_create_resp *flowring_create_resp;
 	u16 status;
 	u16 flowid;
@@ -1196,7 +1236,7 @@
 	status =  le16_to_cpu(flowring_create_resp->compl_hdr.status);
 
 	if (status) {
-		brcmf_err("Flowring creation failed, code %d\n", status);
+		bphy_err(drvr, "Flowring creation failed, code %d\n", status);
 		brcmf_msgbuf_remove_flowring(msgbuf, flowid);
 		return;
 	}
@@ -1213,6 +1253,7 @@
 brcmf_msgbuf_process_flow_ring_delete_response(struct brcmf_msgbuf *msgbuf,
 					       void *buf)
 {
+	struct brcmf_pub *drvr = msgbuf->drvr;
 	struct msgbuf_flowring_delete_resp *flowring_delete_resp;
 	u16 status;
 	u16 flowid;
@@ -1224,7 +1265,7 @@
 	status =  le16_to_cpu(flowring_delete_resp->compl_hdr.status);
 
 	if (status) {
-		brcmf_err("Flowring deletion failed, code %d\n", status);
+		bphy_err(drvr, "Flowring deletion failed, code %d\n", status);
 		brcmf_flowring_delete(msgbuf->flow, flowid);
 		return;
 	}
@@ -1237,10 +1278,19 @@
 
 static void brcmf_msgbuf_process_msgtype(struct brcmf_msgbuf *msgbuf, void *buf)
 {
+	struct brcmf_pub *drvr = msgbuf->drvr;
 	struct msgbuf_common_hdr *msg;
 
 	msg = (struct msgbuf_common_hdr *)buf;
 	switch (msg->msgtype) {
+	case MSGBUF_TYPE_GEN_STATUS:
+		brcmf_dbg(MSGBUF, "MSGBUF_TYPE_GEN_STATUS\n");
+		brcmf_msgbuf_process_gen_status(msgbuf, buf);
+		break;
+	case MSGBUF_TYPE_RING_STATUS:
+		brcmf_dbg(MSGBUF, "MSGBUF_TYPE_RING_STATUS\n");
+		brcmf_msgbuf_process_ring_status(msgbuf, buf);
+		break;
 	case MSGBUF_TYPE_FLOW_RING_CREATE_CMPLT:
 		brcmf_dbg(MSGBUF, "MSGBUF_TYPE_FLOW_RING_CREATE_CMPLT\n");
 		brcmf_msgbuf_process_flow_ring_create_response(msgbuf, buf);
@@ -1269,7 +1319,7 @@
 		brcmf_msgbuf_process_rx_complete(msgbuf, buf);
 		break;
 	default:
-		brcmf_err("Unsupported msgtype %d\n", msg->msgtype);
+		bphy_err(drvr, "Unsupported msgtype %d\n", msg->msgtype);
 		break;
 	}
 }
@@ -1348,11 +1398,18 @@
 	u8 ifidx;
 	int err;
 
+	/* no need to submit if firmware can not be reached */
+	if (drvr->bus_if->state != BRCMF_BUS_UP) {
+		brcmf_dbg(MSGBUF, "bus down, flowring will be removed\n");
+		brcmf_msgbuf_remove_flowring(msgbuf, flowid);
+		return;
+	}
+
 	commonring = msgbuf->commonrings[BRCMF_H2D_MSGRING_CONTROL_SUBMIT];
 	brcmf_commonring_lock(commonring);
 	ret_ptr = brcmf_commonring_reserve_for_write(commonring);
 	if (!ret_ptr) {
-		brcmf_err("FW unaware, flowring will be removed !!\n");
+		bphy_err(drvr, "FW unaware, flowring will be removed !!\n");
 		brcmf_commonring_unlock(commonring);
 		brcmf_msgbuf_remove_flowring(msgbuf, flowid);
 		return;
@@ -1376,7 +1433,7 @@
 	err = brcmf_commonring_write_complete(commonring);
 	brcmf_commonring_unlock(commonring);
 	if (err) {
-		brcmf_err("Failed to submit RING_DELETE, flowring will be removed\n");
+		bphy_err(drvr, "Failed to submit RING_DELETE, flowring will be removed\n");
 		brcmf_msgbuf_remove_flowring(msgbuf, flowid);
 	}
 }
@@ -1411,7 +1468,6 @@
 	seq_printf(seq, "\nh2d_flowrings: depth %u\n",
 		   BRCMF_H2D_TXFLOWRING_MAX_ITEM);
 	seq_puts(seq, "Active flowrings:\n");
-	hash = msgbuf->flow->hash;
 	for (i = 0; i < msgbuf->flow->nrofrings; i++) {
 		if (!msgbuf->flow->rings[i])
 			continue;
@@ -1451,8 +1507,8 @@
 	if_msgbuf = drvr->bus_if->msgbuf;
 
 	if (if_msgbuf->max_flowrings >= BRCMF_FLOWRING_HASHSIZE) {
-		brcmf_err("driver not configured for this many flowrings %d\n",
-			  if_msgbuf->max_flowrings);
+		bphy_err(drvr, "driver not configured for this many flowrings %d\n",
+			 if_msgbuf->max_flowrings);
 		if_msgbuf->max_flowrings = BRCMF_FLOWRING_HASHSIZE - 1;
 	}
 
@@ -1462,7 +1518,7 @@
 
 	msgbuf->txflow_wq = create_singlethread_workqueue("msgbuf_txflow");
 	if (msgbuf->txflow_wq == NULL) {
-		brcmf_err("workqueue creation failed\n");
+		bphy_err(drvr, "workqueue creation failed\n");
 		goto fail;
 	}
 	INIT_WORK(&msgbuf->txflow_work, brcmf_msgbuf_txflow_worker);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.h
index 692235d..2e322ed 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/msgbuf.h
@@ -1,16 +1,6 @@
-/* Copyright (c) 2014 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+// SPDX-License-Identifier: ISC
+/*
+ * Copyright (c) 2014 Broadcom Corporation
  */
 #ifndef BRCMFMAC_MSGBUF_H
 #define BRCMFMAC_MSGBUF_H
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c
index aee6e59..b886b56 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2014 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #include <linux/init.h>
 #include <linux/of.h>
@@ -27,11 +16,20 @@
 		    struct brcmf_mp_device *settings)
 {
 	struct brcmfmac_sdio_pd *sdio = &settings->bus.sdio;
-	struct device_node *np = dev->of_node;
+	struct device_node *root, *np = dev->of_node;
+	struct property *prop;
 	int irq;
 	u32 irqf;
 	u32 val;
 
+	/* Set board-type to the first string of the machine compatible prop */
+	root = of_find_node_by_path("/");
+	if (root) {
+		prop = of_find_property(root, "compatible", NULL);
+		settings->board_type = of_prop_next_string(prop, NULL);
+		of_node_put(root);
+	}
+
 	if (!np || bus_type != BRCMF_BUSTYPE_SDIO ||
 	    !of_device_is_compatible(np, "brcm,bcm4329-fmac"))
 		return;
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.h
index 95b7032..10bf522 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2014 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #ifdef CONFIG_OF
 void brcmf_of_probe(struct device *dev, enum brcmf_bus_type bus_type,
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c
index 3e9c4f2..7ba9f6a 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2012 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #include <linux/slab.h>
 #include <linux/netdevice.h>
@@ -74,7 +63,7 @@
 #define P2P_AF_MAX_WAIT_TIME		msecs_to_jiffies(2000)
 #define P2P_INVALID_CHANNEL		-1
 #define P2P_CHANNEL_SYNC_RETRY		5
-#define P2P_AF_FRM_SCAN_MAX_WAIT	msecs_to_jiffies(1500)
+#define P2P_AF_FRM_SCAN_MAX_WAIT	msecs_to_jiffies(450)
 #define P2P_DEFAULT_SLEEP_TIME_VSDB	200
 
 /* WiFi P2P Public Action Frame OUI Subtypes */
@@ -434,6 +423,7 @@
  */
 static int brcmf_p2p_set_firmware(struct brcmf_if *ifp, u8 *p2p_mac)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	s32 ret = 0;
 
 	brcmf_fil_cmd_int_set(ifp, BRCMF_C_DOWN, 1);
@@ -450,7 +440,7 @@
 	ret = brcmf_fil_iovar_data_set(ifp, "p2p_da_override", p2p_mac,
 				       ETH_ALEN);
 	if (ret)
-		brcmf_err("failed to update device address ret %d\n", ret);
+		bphy_err(drvr, "failed to update device address ret %d\n", ret);
 
 	return ret;
 }
@@ -570,13 +560,14 @@
  */
 static int brcmf_p2p_enable_discovery(struct brcmf_p2p_info *p2p)
 {
+	struct brcmf_pub *drvr = p2p->cfg->pub;
 	struct brcmf_cfg80211_vif *vif;
 	s32 ret = 0;
 
 	brcmf_dbg(TRACE, "enter\n");
 	vif = p2p->bss_idx[P2PAPI_BSSCFG_DEVICE].vif;
 	if (!vif) {
-		brcmf_err("P2P config device not available\n");
+		bphy_err(drvr, "P2P config device not available\n");
 		ret = -EPERM;
 		goto exit;
 	}
@@ -590,13 +581,13 @@
 	vif = p2p->bss_idx[P2PAPI_BSSCFG_PRIMARY].vif;
 	ret = brcmf_fil_iovar_int_set(vif->ifp, "p2p_disc", 1);
 	if (ret < 0) {
-		brcmf_err("set p2p_disc error\n");
+		bphy_err(drvr, "set p2p_disc error\n");
 		goto exit;
 	}
 	vif = p2p->bss_idx[P2PAPI_BSSCFG_DEVICE].vif;
 	ret = brcmf_p2p_set_discover_state(vif->ifp, WL_P2P_DISC_ST_SCAN, 0, 0);
 	if (ret < 0) {
-		brcmf_err("unable to set WL_P2P_DISC_ST_SCAN\n");
+		bphy_err(drvr, "unable to set WL_P2P_DISC_ST_SCAN\n");
 		goto exit;
 	}
 
@@ -608,7 +599,7 @@
 	 */
 	ret = brcmf_fil_bsscfg_int_set(vif->ifp, "wsec", AES_ENABLED);
 	if (ret < 0) {
-		brcmf_err("wsec error %d\n", ret);
+		bphy_err(drvr, "wsec error %d\n", ret);
 		goto exit;
 	}
 
@@ -630,6 +621,7 @@
 			   u16 chanspecs[], s32 search_state,
 			   enum p2p_bss_type bss_type)
 {
+	struct brcmf_pub *drvr = p2p->cfg->pub;
 	s32 ret = 0;
 	s32 memsize = offsetof(struct brcmf_p2p_scan_le,
 			       eparams.params_le.channel_list);
@@ -648,7 +640,7 @@
 
 	vif = p2p->bss_idx[bss_type].vif;
 	if (vif == NULL) {
-		brcmf_err("no vif for bss type %d\n", bss_type);
+		bphy_err(drvr, "no vif for bss type %d\n", bss_type);
 		ret = -EINVAL;
 		goto exit;
 	}
@@ -676,7 +668,7 @@
 		       BRCMF_P2P_WILDCARD_SSID_LEN);
 		break;
 	default:
-		brcmf_err(" invalid search state %d\n", search_state);
+		bphy_err(drvr, " invalid search state %d\n", search_state);
 		ret = -EINVAL;
 		goto exit;
 	}
@@ -760,6 +752,7 @@
 			       struct cfg80211_scan_request *request)
 {
 	struct brcmf_p2p_info *p2p = &cfg->p2p;
+	struct brcmf_pub *drvr = cfg->pub;
 	s32 err = 0;
 	s32 search_state = WL_P2P_DISC_ST_SCAN;
 	struct brcmf_cfg80211_vif *vif;
@@ -822,7 +815,7 @@
 	}
 exit:
 	if (err)
-		brcmf_err("error (%d)\n", err);
+		bphy_err(drvr, "error (%d)\n", err);
 	return err;
 }
 
@@ -917,19 +910,20 @@
 static s32
 brcmf_p2p_discover_listen(struct brcmf_p2p_info *p2p, u16 channel, u32 duration)
 {
+	struct brcmf_pub *drvr = p2p->cfg->pub;
 	struct brcmf_cfg80211_vif *vif;
 	struct brcmu_chan ch;
 	s32 err = 0;
 
 	vif = p2p->bss_idx[P2PAPI_BSSCFG_DEVICE].vif;
 	if (!vif) {
-		brcmf_err("Discovery is not set, so we have nothing to do\n");
+		bphy_err(drvr, "Discovery is not set, so we have nothing to do\n");
 		err = -EPERM;
 		goto exit;
 	}
 
 	if (test_bit(BRCMF_P2P_STATUS_DISCOVER_LISTEN, &p2p->status)) {
-		brcmf_err("Previous LISTEN is not completed yet\n");
+		bphy_err(drvr, "Previous LISTEN is not completed yet\n");
 		/* WAR: prevent cookie mismatch in wpa_supplicant return OK */
 		goto exit;
 	}
@@ -1046,6 +1040,7 @@
  */
 static s32 brcmf_p2p_act_frm_search(struct brcmf_p2p_info *p2p, u16 channel)
 {
+	struct brcmf_pub *drvr = p2p->cfg->pub;
 	s32 err;
 	u32 channel_cnt;
 	u16 *default_chan_list;
@@ -1061,7 +1056,7 @@
 	default_chan_list = kcalloc(channel_cnt, sizeof(*default_chan_list),
 				    GFP_KERNEL);
 	if (default_chan_list == NULL) {
-		brcmf_err("channel list allocation failed\n");
+		bphy_err(drvr, "channel list allocation failed\n");
 		err = -ENOMEM;
 		goto exit;
 	}
@@ -1103,6 +1098,7 @@
 	struct brcmf_p2p_info *p2p = container_of(afx_hdl,
 						  struct brcmf_p2p_info,
 						  afx_hdl);
+	struct brcmf_pub *drvr = p2p->cfg->pub;
 	s32 err;
 
 	if (!afx_hdl->is_active)
@@ -1116,7 +1112,7 @@
 		err = brcmf_p2p_act_frm_search(p2p, afx_hdl->peer_listen_chan);
 
 	if (err) {
-		brcmf_err("ERROR occurred! value is (%d)\n", err);
+		bphy_err(drvr, "ERROR occurred! value is (%d)\n", err);
 		if (test_bit(BRCMF_P2P_STATUS_FINDING_COMMON_CHANNEL,
 			     &p2p->status))
 			complete(&afx_hdl->act_frm_scan);
@@ -1134,7 +1130,6 @@
 {
 	struct afx_hdl *afx_hdl = &p2p->afx_hdl;
 	struct brcmf_cfg80211_vif *pri_vif;
-	unsigned long duration;
 	s32 retry;
 
 	brcmf_dbg(TRACE, "Enter\n");
@@ -1150,7 +1145,6 @@
 	 * pending action frame tx is cancelled.
 	 */
 	retry = 0;
-	duration = msecs_to_jiffies(P2P_AF_FRM_SCAN_MAX_WAIT);
 	while ((retry < P2P_CHANNEL_SYNC_RETRY) &&
 	       (afx_hdl->peer_chan == P2P_INVALID_CHANNEL)) {
 		afx_hdl->is_listen = false;
@@ -1158,7 +1152,8 @@
 			  retry);
 		/* search peer on peer's listen channel */
 		schedule_work(&afx_hdl->afx_work);
-		wait_for_completion_timeout(&afx_hdl->act_frm_scan, duration);
+		wait_for_completion_timeout(&afx_hdl->act_frm_scan,
+					    P2P_AF_FRM_SCAN_MAX_WAIT);
 		if ((afx_hdl->peer_chan != P2P_INVALID_CHANNEL) ||
 		    (!test_bit(BRCMF_P2P_STATUS_FINDING_COMMON_CHANNEL,
 			       &p2p->status)))
@@ -1171,7 +1166,7 @@
 			afx_hdl->is_listen = true;
 			schedule_work(&afx_hdl->afx_work);
 			wait_for_completion_timeout(&afx_hdl->act_frm_scan,
-						    duration);
+						    P2P_AF_FRM_SCAN_MAX_WAIT);
 		}
 		if ((afx_hdl->peer_chan != P2P_INVALID_CHANNEL) ||
 		    (!test_bit(BRCMF_P2P_STATUS_FINDING_COMMON_CHANNEL,
@@ -1339,7 +1334,8 @@
 				     const struct brcmf_event_msg *e,
 				     void *data)
 {
-	struct brcmf_cfg80211_info *cfg = ifp->drvr->config;
+	struct brcmf_pub *drvr = ifp->drvr;
+	struct brcmf_cfg80211_info *cfg = drvr->config;
 	struct brcmf_p2p_info *p2p = &cfg->p2p;
 	struct afx_hdl *afx_hdl = &p2p->afx_hdl;
 	struct wireless_dev *wdev;
@@ -1410,7 +1406,7 @@
 	mgmt_frame = kzalloc(offsetof(struct ieee80211_mgmt, u) +
 			     mgmt_frame_len, GFP_KERNEL);
 	if (!mgmt_frame) {
-		brcmf_err("No memory available for action frame\n");
+		bphy_err(drvr, "No memory available for action frame\n");
 		return -ENOMEM;
 	}
 	memcpy(mgmt_frame->da, ifp->mac_addr, ETH_ALEN);
@@ -1458,10 +1454,12 @@
 		return 0;
 
 	if (e->event_code == BRCMF_E_ACTION_FRAME_COMPLETE) {
-		if (e->status == BRCMF_E_STATUS_SUCCESS)
+		if (e->status == BRCMF_E_STATUS_SUCCESS) {
 			set_bit(BRCMF_P2P_STATUS_ACTION_TX_COMPLETED,
 				&p2p->status);
-		else {
+			if (!p2p->wait_for_offchan_complete)
+				complete(&p2p->send_af_done);
+		} else {
 			set_bit(BRCMF_P2P_STATUS_ACTION_TX_NOACK, &p2p->status);
 			/* If there is no ack, we don't need to wait for
 			 * WLC_E_ACTION_FRAME_OFFCHAN_COMPLETE event
@@ -1491,6 +1489,7 @@
 static s32 brcmf_p2p_tx_action_frame(struct brcmf_p2p_info *p2p,
 				     struct brcmf_fil_af_params_le *af_params)
 {
+	struct brcmf_pub *drvr = p2p->cfg->pub;
 	struct brcmf_cfg80211_vif *vif;
 	s32 err = 0;
 	s32 timeout = 0;
@@ -1505,13 +1504,24 @@
 	err = brcmf_fil_bsscfg_data_set(vif->ifp, "actframe", af_params,
 					sizeof(*af_params));
 	if (err) {
-		brcmf_err(" sending action frame has failed\n");
+		bphy_err(drvr, " sending action frame has failed\n");
 		goto exit;
 	}
 
 	p2p->af_sent_channel = le32_to_cpu(af_params->channel);
 	p2p->af_tx_sent_jiffies = jiffies;
 
+	if (test_bit(BRCMF_P2P_STATUS_DISCOVER_LISTEN, &p2p->status) &&
+	    p2p->af_sent_channel ==
+	    ieee80211_frequency_to_channel(p2p->remain_on_channel.center_freq))
+		p2p->wait_for_offchan_complete = false;
+	else
+		p2p->wait_for_offchan_complete = true;
+
+	brcmf_dbg(TRACE, "Waiting for %s tx completion event\n",
+		  (p2p->wait_for_offchan_complete) ?
+		   "off-channel" : "on-channel");
+
 	timeout = wait_for_completion_timeout(&p2p->send_af_done,
 					      P2P_AF_MAX_WAIT_TIME);
 
@@ -1544,6 +1554,7 @@
 			       struct brcmf_config_af_params *config_af_params)
 {
 	struct brcmf_p2p_info *p2p = &cfg->p2p;
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_fil_action_frame_le *action_frame;
 	struct brcmf_p2p_pub_act_frame *act_frm;
 	s32 err = 0;
@@ -1622,8 +1633,8 @@
 		config_af_params->extra_listen = false;
 		break;
 	default:
-		brcmf_err("Unknown p2p pub act frame subtype: %d\n",
-			  act_frm->subtype);
+		bphy_err(drvr, "Unknown p2p pub act frame subtype: %d\n",
+			 act_frm->subtype);
 		err = -EINVAL;
 	}
 	return err;
@@ -1645,6 +1656,7 @@
 	struct brcmf_fil_action_frame_le *action_frame;
 	struct brcmf_config_af_params config_af_params;
 	struct afx_hdl *afx_hdl = &p2p->afx_hdl;
+	struct brcmf_pub *drvr = cfg->pub;
 	u16 action_frame_len;
 	bool ack = false;
 	u8 category;
@@ -1680,7 +1692,7 @@
 		if (brcmf_p2p_pub_af_tx(cfg, af_params, &config_af_params)) {
 			/* Just send unknown subtype frame with */
 			/* default parameters.                  */
-			brcmf_err("P2P Public action frame, unknown subtype.\n");
+			bphy_err(drvr, "P2P Public action frame, unknown subtype.\n");
 		}
 	} else if (brcmf_p2p_is_gas_action(action_frame->data,
 					   action_frame_len)) {
@@ -1702,7 +1714,7 @@
 			af_params->dwell_time =
 				cpu_to_le32(P2P_AF_MIN_DWELL_TIME);
 		} else {
-			brcmf_err("Unknown action type: %d\n", action);
+			bphy_err(drvr, "Unknown action type: %d\n", action);
 			goto exit;
 		}
 	} else if (brcmf_p2p_is_p2p_action(action_frame->data,
@@ -1710,8 +1722,8 @@
 		/* do not configure anything. it will be */
 		/* sent with a default configuration     */
 	} else {
-		brcmf_err("Unknown Frame: category 0x%x, action 0x%x\n",
-			  category, action);
+		bphy_err(drvr, "Unknown Frame: category 0x%x, action 0x%x\n",
+			 category, action);
 		return false;
 	}
 
@@ -1749,7 +1761,7 @@
 
 		if (brcmf_p2p_af_searching_channel(p2p) ==
 							P2P_INVALID_CHANNEL) {
-			brcmf_err("Couldn't find peer's channel.\n");
+			bphy_err(drvr, "Couldn't find peer's channel.\n");
 			goto exit;
 		}
 
@@ -1771,7 +1783,8 @@
 		tx_retry++;
 	}
 	if (ack == false) {
-		brcmf_err("Failed to send Action Frame(retry %d)\n", tx_retry);
+		bphy_err(drvr, "Failed to send Action Frame(retry %d)\n",
+			 tx_retry);
 		clear_bit(BRCMF_P2P_STATUS_GO_NEG_PHASE, &p2p->status);
 	}
 
@@ -1953,6 +1966,7 @@
 		       enum brcmf_fil_p2p_if_types if_type)
 {
 	struct brcmf_p2p_info *p2p = &cfg->p2p;
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_cfg80211_vif *vif;
 	struct brcmf_fil_p2p_if_le if_request;
 	s32 err;
@@ -1962,13 +1976,13 @@
 
 	vif = p2p->bss_idx[P2PAPI_BSSCFG_PRIMARY].vif;
 	if (!vif) {
-		brcmf_err("vif for P2PAPI_BSSCFG_PRIMARY does not exist\n");
+		bphy_err(drvr, "vif for P2PAPI_BSSCFG_PRIMARY does not exist\n");
 		return -EPERM;
 	}
 	brcmf_notify_escan_complete(cfg, vif->ifp, true, true);
 	vif = p2p->bss_idx[P2PAPI_BSSCFG_CONNECTION].vif;
 	if (!vif) {
-		brcmf_err("vif for P2PAPI_BSSCFG_CONNECTION does not exist\n");
+		bphy_err(drvr, "vif for P2PAPI_BSSCFG_CONNECTION does not exist\n");
 		return -EPERM;
 	}
 	brcmf_set_mpc(vif->ifp, 0);
@@ -1986,7 +2000,7 @@
 	err = brcmf_fil_iovar_data_set(vif->ifp, "p2p_ifupd", &if_request,
 				       sizeof(if_request));
 	if (err) {
-		brcmf_err("p2p_ifupd FAILED, err=%d\n", err);
+		bphy_err(drvr, "p2p_ifupd FAILED, err=%d\n", err);
 		brcmf_cfg80211_arm_vif_event(cfg, NULL);
 		return err;
 	}
@@ -1994,7 +2008,7 @@
 					    BRCMF_VIF_EVENT_TIMEOUT);
 	brcmf_cfg80211_arm_vif_event(cfg, NULL);
 	if (!err)  {
-		brcmf_err("No BRCMF_E_IF_CHANGE event received\n");
+		bphy_err(drvr, "No BRCMF_E_IF_CHANGE event received\n");
 		return -EIO;
 	}
 
@@ -2057,6 +2071,7 @@
 						    struct wiphy *wiphy,
 						    u8 *addr)
 {
+	struct brcmf_pub *drvr = p2p->cfg->pub;
 	struct brcmf_cfg80211_vif *p2p_vif;
 	struct brcmf_if *p2p_ifp;
 	struct brcmf_if *pri_ifp;
@@ -2068,7 +2083,7 @@
 
 	p2p_vif = brcmf_alloc_vif(p2p->cfg, NL80211_IFTYPE_P2P_DEVICE);
 	if (IS_ERR(p2p_vif)) {
-		brcmf_err("could not create discovery vif\n");
+		bphy_err(drvr, "could not create discovery vif\n");
 		return (struct wireless_dev *)p2p_vif;
 	}
 
@@ -2076,7 +2091,7 @@
 
 	/* firmware requires unique mac address for p2pdev interface */
 	if (addr && ether_addr_equal(addr, pri_ifp->mac_addr)) {
-		brcmf_err("discovery vif must be different from primary interface\n");
+		bphy_err(drvr, "discovery vif must be different from primary interface\n");
 		return ERR_PTR(-EINVAL);
 	}
 
@@ -2089,7 +2104,7 @@
 	/* Initialize P2P Discovery in the firmware */
 	err = brcmf_fil_iovar_int_set(pri_ifp, "p2p_disc", 1);
 	if (err < 0) {
-		brcmf_err("set p2p_disc error\n");
+		bphy_err(drvr, "set p2p_disc error\n");
 		brcmf_fweh_p2pdev_setup(pri_ifp, false);
 		brcmf_cfg80211_arm_vif_event(p2p->cfg, NULL);
 		goto fail;
@@ -2101,7 +2116,7 @@
 	brcmf_cfg80211_arm_vif_event(p2p->cfg, NULL);
 	brcmf_fweh_p2pdev_setup(pri_ifp, false);
 	if (!err) {
-		brcmf_err("timeout occurred\n");
+		bphy_err(drvr, "timeout occurred\n");
 		err = -EIO;
 		goto fail;
 	}
@@ -2115,7 +2130,7 @@
 	/* verify bsscfg index for P2P discovery */
 	err = brcmf_fil_iovar_int_get(pri_ifp, "p2p_dev", &bsscfgidx);
 	if (err < 0) {
-		brcmf_err("retrieving discover bsscfg index failed\n");
+		bphy_err(drvr, "retrieving discover bsscfg index failed\n");
 		goto fail;
 	}
 
@@ -2149,6 +2164,7 @@
 {
 	struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
 	struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg));
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_cfg80211_vif *vif;
 	enum brcmf_fil_p2p_if_types iftype;
 	int err;
@@ -2189,7 +2205,7 @@
 					    BRCMF_VIF_EVENT_TIMEOUT);
 	brcmf_cfg80211_arm_vif_event(cfg, NULL);
 	if (!err) {
-		brcmf_err("timeout occurred\n");
+		bphy_err(drvr, "timeout occurred\n");
 		err = -EIO;
 		goto fail;
 	}
@@ -2197,7 +2213,7 @@
 	/* interface created in firmware */
 	ifp = vif->ifp;
 	if (!ifp) {
-		brcmf_err("no if pointer provided\n");
+		bphy_err(drvr, "no if pointer provided\n");
 		err = -ENOENT;
 		goto fail;
 	}
@@ -2206,7 +2222,7 @@
 	ifp->ndev->name_assign_type = name_assign_type;
 	err = brcmf_net_attach(ifp, true);
 	if (err) {
-		brcmf_err("Registering netdevice failed\n");
+		bphy_err(drvr, "Registering netdevice failed\n");
 		free_netdev(ifp->ndev);
 		goto fail;
 	}
@@ -2361,6 +2377,7 @@
  */
 s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg, bool p2pdev_forced)
 {
+	struct brcmf_pub *drvr = cfg->pub;
 	struct brcmf_p2p_info *p2p;
 	struct brcmf_if *pri_ifp;
 	s32 err = 0;
@@ -2375,7 +2392,7 @@
 	if (p2pdev_forced) {
 		err_ptr = brcmf_p2p_create_p2pdev(p2p, NULL, NULL);
 		if (IS_ERR(err_ptr)) {
-			brcmf_err("P2P device creation failed.\n");
+			bphy_err(drvr, "P2P device creation failed.\n");
 			err = PTR_ERR(err_ptr);
 		}
 	} else {
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.h
index 0e8b34d..64ab9b6 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2012 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #ifndef WL_CFGP2P_H_
 #define WL_CFGP2P_H_
@@ -124,6 +113,7 @@
  * @gon_req_action: about to send go negotiation requets frame.
  * @block_gon_req_tx: drop tx go negotiation requets frame.
  * @p2pdev_dynamically: is p2p device if created by module param or supplicant.
+ * @wait_for_offchan_complete: wait for off-channel tx completion event.
  */
 struct brcmf_p2p_info {
 	struct brcmf_cfg80211_info *cfg;
@@ -144,6 +134,7 @@
 	bool gon_req_action;
 	bool block_gon_req_tx;
 	bool p2pdev_dynamically;
+	bool wait_for_offchan_complete;
 };
 
 s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg, bool p2pdev_forced);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
index 4fffa69..6c46347 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c
@@ -1,16 +1,6 @@
-/* Copyright (c) 2014 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+// SPDX-License-Identifier: ISC
+/*
+ * Copyright (c) 2014 Broadcom Corporation
  */
 
 #include <linux/kernel.h>
@@ -30,6 +20,15 @@
 #include <brcmu_wifi.h>
 #include <brcm_hw_ids.h>
 
+/* Custom brcmf_err() that takes bus arg and passes it further */
+#define brcmf_err(bus, fmt, ...)					\
+	do {								\
+		if (IS_ENABLED(CONFIG_BRCMDBG) ||			\
+		    IS_ENABLED(CONFIG_BRCM_TRACING) ||			\
+		    net_ratelimit())					\
+			__brcmf_err(bus, __func__, fmt, ##__VA_ARGS__);	\
+	} while (0)
+
 #include "debug.h"
 #include "bus.h"
 #include "commonring.h"
@@ -336,6 +335,10 @@
 	BRCMF_D2H_MSGRING_RX_COMPLETE_ITEMSIZE
 };
 
+static void brcmf_pcie_setup(struct device *dev, int ret,
+			     struct brcmf_fw_request *fwreq);
+static struct brcmf_fw_request *
+brcmf_pcie_prepare_fw_request(struct brcmf_pciedev_info *devinfo);
 
 static u32
 brcmf_pcie_read_reg32(struct brcmf_pciedev_info *devinfo, u32 reg_offset)
@@ -531,6 +534,7 @@
 brcmf_pcie_select_core(struct brcmf_pciedev_info *devinfo, u16 coreid)
 {
 	const struct pci_dev *pdev = devinfo->pdev;
+	struct brcmf_bus *bus = dev_get_drvdata(&pdev->dev);
 	struct brcmf_core *core;
 	u32 bar0_win;
 
@@ -548,7 +552,7 @@
 			}
 		}
 	} else {
-		brcmf_err("Unsupported core selected %x\n", coreid);
+		brcmf_err(bus, "Unsupported core selected %x\n", coreid);
 	}
 }
 
@@ -661,6 +665,7 @@
 brcmf_pcie_send_mb_data(struct brcmf_pciedev_info *devinfo, u32 htod_mb_data)
 {
 	struct brcmf_pcie_shared_info *shared;
+	struct brcmf_core *core;
 	u32 addr;
 	u32 cur_htod_mb_data;
 	u32 i;
@@ -684,7 +689,11 @@
 
 	brcmf_pcie_write_tcm32(devinfo, addr, htod_mb_data);
 	pci_write_config_dword(devinfo->pdev, BRCMF_PCIE_REG_SBMBX, 1);
-	pci_write_config_dword(devinfo->pdev, BRCMF_PCIE_REG_SBMBX, 1);
+
+	/* Send mailbox interrupt twice as a hardware workaround */
+	core = brcmf_chip_get_core(devinfo->ci, BCMA_CORE_PCIE2);
+	if (core->rev <= 13)
+		pci_write_config_dword(devinfo->pdev, BRCMF_PCIE_REG_SBMBX, 1);
 
 	return 0;
 }
@@ -720,7 +729,7 @@
 	}
 	if (dtoh_mb_data & BRCMF_D2H_DEV_FWHALT) {
 		brcmf_dbg(PCIE, "D2H_MB_DATA: FW HALT\n");
-		brcmf_dev_coredump(&devinfo->pdev->dev);
+		brcmf_fw_crashed(&devinfo->pdev->dev);
 	}
 }
 
@@ -745,15 +754,22 @@
 		  console->base_addr, console->buf_addr, console->bufsize);
 }
 
-
-static void brcmf_pcie_bus_console_read(struct brcmf_pciedev_info *devinfo)
+/**
+ * brcmf_pcie_bus_console_read - reads firmware messages
+ *
+ * @error: specifies if error has occurred (prints messages unconditionally)
+ */
+static void brcmf_pcie_bus_console_read(struct brcmf_pciedev_info *devinfo,
+					bool error)
 {
+	struct pci_dev *pdev = devinfo->pdev;
+	struct brcmf_bus *bus = dev_get_drvdata(&pdev->dev);
 	struct brcmf_pcie_console *console;
 	u32 addr;
 	u8 ch;
 	u32 newidx;
 
-	if (!BRCMF_FWCON_ON())
+	if (!error && !BRCMF_FWCON_ON())
 		return;
 
 	console = &devinfo->shared.console;
@@ -777,7 +793,11 @@
 		}
 		if (ch == '\n') {
 			console->log_str[console->log_idx] = 0;
-			pr_debug("CONSOLE: %s", console->log_str);
+			if (error)
+				__brcmf_err(bus, __func__, "CONSOLE: %s",
+					    console->log_str);
+			else
+				pr_debug("CONSOLE: %s", console->log_str);
 			console->log_idx = 0;
 		}
 	}
@@ -838,7 +858,7 @@
 							&devinfo->pdev->dev);
 		}
 	}
-	brcmf_pcie_bus_console_read(devinfo);
+	brcmf_pcie_bus_console_read(devinfo, false);
 	if (devinfo->state == BRCMFMAC_PCIE_STATE_UP)
 		brcmf_pcie_intr_enable(devinfo);
 	devinfo->in_irq = false;
@@ -848,9 +868,8 @@
 
 static int brcmf_pcie_request_irq(struct brcmf_pciedev_info *devinfo)
 {
-	struct pci_dev *pdev;
-
-	pdev = devinfo->pdev;
+	struct pci_dev *pdev = devinfo->pdev;
+	struct brcmf_bus *bus = dev_get_drvdata(&pdev->dev);
 
 	brcmf_pcie_intr_disable(devinfo);
 
@@ -861,7 +880,7 @@
 				 brcmf_pcie_isr_thread, IRQF_SHARED,
 				 "brcmf_pcie_intr", devinfo)) {
 		pci_disable_msi(pdev);
-		brcmf_err("Failed to request IRQ %d\n", pdev->irq);
+		brcmf_err(bus, "Failed to request IRQ %d\n", pdev->irq);
 		return -EIO;
 	}
 	devinfo->irq_allocated = true;
@@ -871,15 +890,14 @@
 
 static void brcmf_pcie_release_irq(struct brcmf_pciedev_info *devinfo)
 {
-	struct pci_dev *pdev;
+	struct pci_dev *pdev = devinfo->pdev;
+	struct brcmf_bus *bus = dev_get_drvdata(&pdev->dev);
 	u32 status;
 	u32 count;
 
 	if (!devinfo->irq_allocated)
 		return;
 
-	pdev = devinfo->pdev;
-
 	brcmf_pcie_intr_disable(devinfo);
 	free_irq(pdev->irq, devinfo);
 	pci_disable_msi(pdev);
@@ -891,7 +909,7 @@
 		count++;
 	}
 	if (devinfo->in_irq)
-		brcmf_err("Still in IRQ (processing) !!!\n");
+		brcmf_err(bus, "Still in IRQ (processing) !!!\n");
 
 	status = brcmf_pcie_read_reg32(devinfo, BRCMF_PCIE_PCIE2REG_MAILBOXINT);
 	brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_PCIE2REG_MAILBOXINT, status);
@@ -1102,6 +1120,7 @@
 
 static int brcmf_pcie_init_ringbuffers(struct brcmf_pciedev_info *devinfo)
 {
+	struct brcmf_bus *bus = dev_get_drvdata(&devinfo->pdev->dev);
 	struct brcmf_pcie_ringbuf *ring;
 	struct brcmf_pcie_ringbuf *rings;
 	u32 d2h_w_idx_ptr;
@@ -1254,7 +1273,7 @@
 	return 0;
 
 fail:
-	brcmf_err("Allocating ring buffers failed\n");
+	brcmf_err(bus, "Allocating ring buffers failed\n");
 	brcmf_pcie_release_ringbuffers(devinfo);
 	return -ENOMEM;
 }
@@ -1277,14 +1296,15 @@
 
 static int brcmf_pcie_init_scratchbuffers(struct brcmf_pciedev_info *devinfo)
 {
+	struct brcmf_bus *bus = dev_get_drvdata(&devinfo->pdev->dev);
 	u64 address;
 	u32 addr;
 
 	devinfo->shared.scratch =
-		dma_zalloc_coherent(&devinfo->pdev->dev,
-					BRCMF_DMA_D2H_SCRATCH_BUF_LEN,
-					&devinfo->shared.scratch_dmahandle,
-					GFP_KERNEL);
+		dma_alloc_coherent(&devinfo->pdev->dev,
+				   BRCMF_DMA_D2H_SCRATCH_BUF_LEN,
+				   &devinfo->shared.scratch_dmahandle,
+				   GFP_KERNEL);
 	if (!devinfo->shared.scratch)
 		goto fail;
 
@@ -1298,10 +1318,10 @@
 	brcmf_pcie_write_tcm32(devinfo, addr, BRCMF_DMA_D2H_SCRATCH_BUF_LEN);
 
 	devinfo->shared.ringupd =
-		dma_zalloc_coherent(&devinfo->pdev->dev,
-					BRCMF_DMA_D2H_RINGUPD_BUF_LEN,
-					&devinfo->shared.ringupd_dmahandle,
-					GFP_KERNEL);
+		dma_alloc_coherent(&devinfo->pdev->dev,
+				   BRCMF_DMA_D2H_RINGUPD_BUF_LEN,
+				   &devinfo->shared.ringupd_dmahandle,
+				   GFP_KERNEL);
 	if (!devinfo->shared.ringupd)
 		goto fail;
 
@@ -1316,7 +1336,7 @@
 	return 0;
 
 fail:
-	brcmf_err("Allocating scratch buffers failed\n");
+	brcmf_err(bus, "Allocating scratch buffers failed\n");
 	brcmf_pcie_release_scratchbuffers(devinfo);
 	return -ENOMEM;
 }
@@ -1399,6 +1419,38 @@
 	return 0;
 }
 
+static int brcmf_pcie_reset(struct device *dev)
+{
+	struct brcmf_bus *bus_if = dev_get_drvdata(dev);
+	struct brcmf_pciedev *buspub = bus_if->bus_priv.pcie;
+	struct brcmf_pciedev_info *devinfo = buspub->devinfo;
+	struct brcmf_fw_request *fwreq;
+	int err;
+
+	brcmf_pcie_bus_console_read(devinfo, true);
+
+	brcmf_detach(dev);
+
+	brcmf_pcie_release_irq(devinfo);
+	brcmf_pcie_release_scratchbuffers(devinfo);
+	brcmf_pcie_release_ringbuffers(devinfo);
+	brcmf_pcie_reset_device(devinfo);
+
+	fwreq = brcmf_pcie_prepare_fw_request(devinfo);
+	if (!fwreq) {
+		dev_err(dev, "Failed to prepare FW request\n");
+		return -ENOMEM;
+	}
+
+	err = brcmf_fw_get_firmwares(dev, fwreq, brcmf_pcie_setup);
+	if (err) {
+		dev_err(dev, "Failed to prepare FW request\n");
+		kfree(fwreq);
+	}
+
+	return err;
+}
+
 static const struct brcmf_bus_ops brcmf_pcie_bus_ops = {
 	.txdata = brcmf_pcie_tx,
 	.stop = brcmf_pcie_down,
@@ -1408,6 +1460,7 @@
 	.get_ramsize = brcmf_pcie_get_ramsize,
 	.get_memdump = brcmf_pcie_get_memdump,
 	.get_fwname = brcmf_pcie_get_fwname,
+	.reset = brcmf_pcie_reset,
 };
 
 
@@ -1437,6 +1490,7 @@
 brcmf_pcie_init_share_ram_info(struct brcmf_pciedev_info *devinfo,
 			       u32 sharedram_addr)
 {
+	struct brcmf_bus *bus = dev_get_drvdata(&devinfo->pdev->dev);
 	struct brcmf_pcie_shared_info *shared;
 	u32 addr;
 
@@ -1448,7 +1502,8 @@
 	brcmf_dbg(PCIE, "PCIe protocol version %d\n", shared->version);
 	if ((shared->version > BRCMF_PCIE_MAX_SHARED_VERSION) ||
 	    (shared->version < BRCMF_PCIE_MIN_SHARED_VERSION)) {
-		brcmf_err("Unsupported PCIE version %d\n", shared->version);
+		brcmf_err(bus, "Unsupported PCIE version %d\n",
+			  shared->version);
 		return -EINVAL;
 	}
 
@@ -1490,6 +1545,7 @@
 					const struct firmware *fw, void *nvram,
 					u32 nvram_len)
 {
+	struct brcmf_bus *bus = dev_get_drvdata(&devinfo->pdev->dev);
 	u32 sharedram_addr;
 	u32 sharedram_addr_written;
 	u32 loop_counter;
@@ -1544,7 +1600,13 @@
 		loop_counter--;
 	}
 	if (sharedram_addr == sharedram_addr_written) {
-		brcmf_err("FW failed to initialize\n");
+		brcmf_err(bus, "FW failed to initialize\n");
+		return -ENODEV;
+	}
+	if (sharedram_addr < devinfo->ci->rambase ||
+	    sharedram_addr >= devinfo->ci->rambase + devinfo->ci->ramsize) {
+		brcmf_err(bus, "Invalid shared RAM address 0x%08x\n",
+			  sharedram_addr);
 		return -ENODEV;
 	}
 	brcmf_dbg(PCIE, "Shared RAM addr: 0x%08x\n", sharedram_addr);
@@ -1555,16 +1617,15 @@
 
 static int brcmf_pcie_get_resource(struct brcmf_pciedev_info *devinfo)
 {
-	struct pci_dev *pdev;
+	struct pci_dev *pdev = devinfo->pdev;
+	struct brcmf_bus *bus = dev_get_drvdata(&pdev->dev);
 	int err;
 	phys_addr_t  bar0_addr, bar1_addr;
 	ulong bar1_size;
 
-	pdev = devinfo->pdev;
-
 	err = pci_enable_device(pdev);
 	if (err) {
-		brcmf_err("pci_enable_device failed err=%d\n", err);
+		brcmf_err(bus, "pci_enable_device failed err=%d\n", err);
 		return err;
 	}
 
@@ -1577,7 +1638,7 @@
 	/* read Bar-1 mapped memory range */
 	bar1_size = pci_resource_len(pdev, 2);
 	if ((bar1_size == 0) || (bar1_addr == 0)) {
-		brcmf_err("BAR1 Not enabled, device size=%ld, addr=%#016llx\n",
+		brcmf_err(bus, "BAR1 Not enabled, device size=%ld, addr=%#016llx\n",
 			  bar1_size, (unsigned long long)bar1_addr);
 		return -EINVAL;
 	}
@@ -1586,7 +1647,7 @@
 	devinfo->tcm = ioremap_nocache(bar1_addr, bar1_size);
 
 	if (!devinfo->regs || !devinfo->tcm) {
-		brcmf_err("ioremap() failed (%p,%p)\n", devinfo->regs,
+		brcmf_err(bus, "ioremap() failed (%p,%p)\n", devinfo->regs,
 			  devinfo->tcm);
 		return -EINVAL;
 	}
@@ -1709,6 +1770,12 @@
 	nvram_len = fwreq->items[BRCMF_PCIE_FW_NVRAM].nv_data.len;
 	kfree(fwreq);
 
+	ret = brcmf_chip_get_raminfo(devinfo->ci);
+	if (ret) {
+		brcmf_err(bus, "Failed to get RAM info\n");
+		goto fail;
+	}
+
 	/* Some of the firmwares have the size of the memory of the device
 	 * defined inside the firmware. This is because part of the memory in
 	 * the device is shared and the devision is determined by FW. Parse
@@ -1757,10 +1824,14 @@
 
 	brcmf_pcie_intr_enable(devinfo);
 	brcmf_pcie_hostready(devinfo);
-	if (brcmf_attach(&devinfo->pdev->dev, devinfo->settings) == 0)
-		return;
 
-	brcmf_pcie_bus_console_read(devinfo);
+	ret = brcmf_attach(&devinfo->pdev->dev);
+	if (ret)
+		goto fail;
+
+	brcmf_pcie_bus_console_read(devinfo, false);
+
+	return;
 
 fail:
 	device_release_driver(dev);
@@ -1785,6 +1856,7 @@
 	fwreq->items[BRCMF_PCIE_FW_CODE].type = BRCMF_FW_TYPE_BINARY;
 	fwreq->items[BRCMF_PCIE_FW_NVRAM].type = BRCMF_FW_TYPE_NVRAM;
 	fwreq->items[BRCMF_PCIE_FW_NVRAM].flags = BRCMF_FW_REQF_OPTIONAL;
+	fwreq->board_type = devinfo->settings->board_type;
 	/* NVRAM reserves PCI domain 0 for Broadcom's SDK faked bus */
 	fwreq->domain_nr = pci_domain_nr(devinfo->pdev->bus) + 1;
 	fwreq->bus_nr = devinfo->pdev->bus->number;
@@ -1855,6 +1927,10 @@
 	bus->wowl_supported = pci_pme_capable(pdev, PCI_D3hot);
 	dev_set_drvdata(&pdev->dev, bus);
 
+	ret = brcmf_alloc(&devinfo->pdev->dev, devinfo->settings);
+	if (ret)
+		goto fail_bus;
+
 	fwreq = brcmf_pcie_prepare_fw_request(devinfo);
 	if (!fwreq) {
 		ret = -ENOMEM;
@@ -1872,7 +1948,7 @@
 	kfree(bus->msgbuf);
 	kfree(bus);
 fail:
-	brcmf_err("failed %x:%x\n", pdev->vendor, pdev->device);
+	brcmf_err(NULL, "failed %x:%x\n", pdev->vendor, pdev->device);
 	brcmf_pcie_release_resource(devinfo);
 	if (devinfo->ci)
 		brcmf_chip_detach(devinfo->ci);
@@ -1903,6 +1979,7 @@
 		brcmf_pcie_intr_disable(devinfo);
 
 	brcmf_detach(&pdev->dev);
+	brcmf_free(&pdev->dev);
 
 	kfree(bus->bus_priv.pcie);
 	kfree(bus->msgbuf->flowrings);
@@ -1946,7 +2023,7 @@
 	wait_event_timeout(devinfo->mbdata_resp_wait, devinfo->mbdata_completed,
 			   BRCMF_PCIE_MBDATA_TIMEOUT);
 	if (!devinfo->mbdata_completed) {
-		brcmf_err("Timeout on response for entering D3 substate\n");
+		brcmf_err(bus, "Timeout on response for entering D3 substate\n");
 		brcmf_bus_change_state(bus, BRCMF_BUS_UP);
 		return -EIO;
 	}
@@ -1992,7 +2069,7 @@
 
 	err = brcmf_pcie_probe(pdev, NULL);
 	if (err)
-		brcmf_err("probe after resume failed, err=%d\n", err);
+		brcmf_err(bus, "probe after resume failed, err=%d\n", err);
 
 	return err;
 }
@@ -2017,6 +2094,8 @@
 
 static const struct pci_device_id brcmf_pcie_devid_table[] = {
 	BRCMF_PCIE_DEVICE(BRCM_PCIE_4350_DEVICE_ID),
+	BRCMF_PCIE_DEVICE_SUB(0x4355, BRCM_PCIE_VENDOR_ID_BROADCOM, 0x4355),
+	BRCMF_PCIE_DEVICE(BRCM_PCIE_4354_RAW_DEVICE_ID),
 	BRCMF_PCIE_DEVICE(BRCM_PCIE_4356_DEVICE_ID),
 	BRCMF_PCIE_DEVICE(BRCM_PCIE_43567_DEVICE_ID),
 	BRCMF_PCIE_DEVICE(BRCM_PCIE_43570_DEVICE_ID),
@@ -2061,7 +2140,8 @@
 	brcmf_dbg(PCIE, "Enter\n");
 	err = pci_register_driver(&brcmf_pciedrvr);
 	if (err)
-		brcmf_err("PCIE driver registration failed, err=%d\n", err);
+		brcmf_err(NULL, "PCIE driver registration failed, err=%d\n",
+			  err);
 }
 
 
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.h
index 6edaaf8..d026401 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.h
@@ -1,16 +1,6 @@
-/* Copyright (c) 2014 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+// SPDX-License-Identifier: ISC
+/*
+ * Copyright (c) 2014 Broadcom Corporation
  */
 #ifndef BRCMFMAC_PCIE_H
 #define BRCMFMAC_PCIE_H
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c
index ffa243e..14e5306 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2016 Broadcom
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #include <linux/netdevice.h>
 #include <linux/gcd.h>
@@ -109,6 +98,7 @@
 static int brcmf_pno_config(struct brcmf_if *ifp, u32 scan_freq,
 			    u32 mscan, u32 bestn)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct brcmf_pno_param_le pfn_param;
 	u16 flags;
 	u32 pfnmem;
@@ -132,13 +122,13 @@
 		/* set bestn in firmware */
 		err = brcmf_fil_iovar_int_set(ifp, "pfnmem", pfnmem);
 		if (err < 0) {
-			brcmf_err("failed to set pfnmem\n");
+			bphy_err(drvr, "failed to set pfnmem\n");
 			goto exit;
 		}
 		/* get max mscan which the firmware supports */
 		err = brcmf_fil_iovar_int_get(ifp, "pfnmem", &pfnmem);
 		if (err < 0) {
-			brcmf_err("failed to get pfnmem\n");
+			bphy_err(drvr, "failed to get pfnmem\n");
 			goto exit;
 		}
 		mscan = min_t(u32, mscan, pfnmem);
@@ -152,7 +142,7 @@
 	err = brcmf_fil_iovar_data_set(ifp, "pfn_set", &pfn_param,
 				       sizeof(pfn_param));
 	if (err)
-		brcmf_err("pfn_set failed, err=%d\n", err);
+		bphy_err(drvr, "pfn_set failed, err=%d\n", err);
 
 exit:
 	return err;
@@ -160,6 +150,7 @@
 
 static int brcmf_pno_set_random(struct brcmf_if *ifp, struct brcmf_pno_info *pi)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct brcmf_pno_macaddr_le pfn_mac;
 	u8 *mac_addr = NULL;
 	u8 *mac_mask = NULL;
@@ -194,7 +185,7 @@
 	err = brcmf_fil_iovar_data_set(ifp, "pfn_macaddr", &pfn_mac,
 				       sizeof(pfn_mac));
 	if (err)
-		brcmf_err("pfn_macaddr failed, err=%d\n", err);
+		bphy_err(drvr, "pfn_macaddr failed, err=%d\n", err);
 
 	return err;
 }
@@ -202,6 +193,7 @@
 static int brcmf_pno_add_ssid(struct brcmf_if *ifp, struct cfg80211_ssid *ssid,
 			      bool active)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct brcmf_pno_net_param_le pfn;
 	int err;
 
@@ -218,12 +210,13 @@
 	brcmf_dbg(SCAN, "adding ssid=%.32s (active=%d)\n", ssid->ssid, active);
 	err = brcmf_fil_iovar_data_set(ifp, "pfn_add", &pfn, sizeof(pfn));
 	if (err < 0)
-		brcmf_err("adding failed: err=%d\n", err);
+		bphy_err(drvr, "adding failed: err=%d\n", err);
 	return err;
 }
 
 static int brcmf_pno_add_bssid(struct brcmf_if *ifp, const u8 *bssid)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct brcmf_pno_bssid_le bssid_cfg;
 	int err;
 
@@ -234,7 +227,7 @@
 	err = brcmf_fil_iovar_data_set(ifp, "pfn_add_bssid", &bssid_cfg,
 				       sizeof(bssid_cfg));
 	if (err < 0)
-		brcmf_err("adding failed: err=%d\n", err);
+		bphy_err(drvr, "adding failed: err=%d\n", err);
 	return err;
 }
 
@@ -258,6 +251,7 @@
 
 static int brcmf_pno_clean(struct brcmf_if *ifp)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	int ret;
 
 	/* Disable pfn */
@@ -267,7 +261,7 @@
 		ret = brcmf_fil_iovar_data_set(ifp, "pfnclear", NULL, 0);
 	}
 	if (ret < 0)
-		brcmf_err("failed code %d\n", ret);
+		bphy_err(drvr, "failed code %d\n", ret);
 
 	return ret;
 }
@@ -392,6 +386,7 @@
 
 static int brcmf_pno_config_sched_scans(struct brcmf_if *ifp)
 {
+	struct brcmf_pub *drvr = ifp->drvr;
 	struct brcmf_pno_info *pi;
 	struct brcmf_gscan_config *gscan_cfg;
 	struct brcmf_gscan_bucket_config *buckets;
@@ -416,7 +411,7 @@
 	/* clean up everything */
 	err = brcmf_pno_clean(ifp);
 	if  (err < 0) {
-		brcmf_err("failed error=%d\n", err);
+		bphy_err(drvr, "failed error=%d\n", err);
 		goto free_gscan;
 	}
 
@@ -496,6 +491,11 @@
 	brcmf_dbg(TRACE, "reqid=%llu\n", reqid);
 
 	pi = ifp_to_pno(ifp);
+
+	/* No PNO request */
+	if (!pi->n_reqs)
+		return 0;
+
 	err = brcmf_pno_remove_request(pi, reqid);
 	if (err)
 		return err;
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.h
index cd9e35a..25d4060 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2016 Broadcom
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #ifndef _BRCMF_PNO_H
 #define _BRCMF_PNO_H
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/proto.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/proto.c
index c5ff551..2e911d4 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/proto.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/proto.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2013 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 
@@ -47,8 +36,8 @@
 		if (brcmf_proto_msgbuf_attach(drvr))
 			goto fail;
 	} else {
-		brcmf_err("Unsupported proto type %d\n",
-			  drvr->bus_if->proto_type);
+		bphy_err(drvr, "Unsupported proto type %d\n",
+			 drvr->bus_if->proto_type);
 		goto fail;
 	}
 	if (!proto->tx_queue_data || (proto->hdrpull == NULL) ||
@@ -56,7 +45,7 @@
 	    (proto->configure_addr_mode == NULL) ||
 	    (proto->delete_peer == NULL) || (proto->add_tdls_peer == NULL) ||
 	    (proto->debugfs_create == NULL)) {
-		brcmf_err("Not all proto handlers have been installed\n");
+		bphy_err(drvr, "Not all proto handlers have been installed\n");
 		goto fail;
 	}
 	return 0;
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/proto.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/proto.h
index d3c3b9a..bd08d3a 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/proto.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/proto.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2013 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #ifndef BRCMFMAC_PROTO_H
 #define BRCMFMAC_PROTO_H
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
index a907d7b..264ad63 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #include <linux/types.h>
@@ -49,6 +38,11 @@
 #define DCMD_RESP_TIMEOUT	msecs_to_jiffies(2500)
 #define CTL_DONE_TIMEOUT	msecs_to_jiffies(2500)
 
+/* watermark expressed in number of words */
+#define DEFAULT_F2_WATERMARK    0x8
+#define CY_4373_F2_WATERMARK    0x40
+#define CY_43012_F2_WATERMARK    0x60
+
 #ifdef DEBUG
 
 #define BRCMF_TRAP_INFO_SIZE	80
@@ -138,6 +132,8 @@
 /* 1: isolate internal sdio signals, put external pads in tri-state; requires
  * sdio bus power cycle to clear (rev 9) */
 #define SBSDIO_DEVCTL_PADS_ISO		0x08
+/* 1: enable F2 Watermark */
+#define SBSDIO_DEVCTL_F2WM_ENAB		0x10
 /* Force SD->SB reset mapping (rev 11) */
 #define SBSDIO_DEVCTL_SB_RST_CTL	0x30
 /*   Determined by CoreControl bit */
@@ -615,9 +611,11 @@
 /* Note the names are not postfixed with a1 for backward compatibility */
 BRCMF_FW_DEF(43430A1, "brcmfmac43430-sdio");
 BRCMF_FW_DEF(43455, "brcmfmac43455-sdio");
+BRCMF_FW_DEF(43456, "brcmfmac43456-sdio");
 BRCMF_FW_DEF(4354, "brcmfmac4354-sdio");
 BRCMF_FW_DEF(4356, "brcmfmac4356-sdio");
 BRCMF_FW_DEF(4373, "brcmfmac4373-sdio");
+BRCMF_FW_DEF(43012, "brcmfmac43012-sdio");
 
 static const struct brcmf_firmware_mapping brcmf_sdio_fwnames[] = {
 	BRCMF_FW_ENTRY(BRCM_CC_43143_CHIP_ID, 0xFFFFFFFF, 43143),
@@ -634,10 +632,12 @@
 	BRCMF_FW_ENTRY(BRCM_CC_4339_CHIP_ID, 0xFFFFFFFF, 4339),
 	BRCMF_FW_ENTRY(BRCM_CC_43430_CHIP_ID, 0x00000001, 43430A0),
 	BRCMF_FW_ENTRY(BRCM_CC_43430_CHIP_ID, 0xFFFFFFFE, 43430A1),
-	BRCMF_FW_ENTRY(BRCM_CC_4345_CHIP_ID, 0xFFFFFFC0, 43455),
+	BRCMF_FW_ENTRY(BRCM_CC_4345_CHIP_ID, 0x00000200, 43456),
+	BRCMF_FW_ENTRY(BRCM_CC_4345_CHIP_ID, 0xFFFFFDC0, 43455),
 	BRCMF_FW_ENTRY(BRCM_CC_4354_CHIP_ID, 0xFFFFFFFF, 4354),
 	BRCMF_FW_ENTRY(BRCM_CC_4356_CHIP_ID, 0xFFFFFFFF, 4356),
-	BRCMF_FW_ENTRY(CY_CC_4373_CHIP_ID, 0xFFFFFFFF, 4373)
+	BRCMF_FW_ENTRY(CY_CC_4373_CHIP_ID, 0xFFFFFFFF, 4373),
+	BRCMF_FW_ENTRY(CY_CC_43012_CHIP_ID, 0xFFFFFFFF, 43012)
 };
 
 static void pkt_align(struct sk_buff *p, int len, int align)
@@ -667,10 +667,24 @@
 
 	brcmf_dbg(TRACE, "Enter: on=%d\n", on);
 
+	sdio_retune_crc_disable(bus->sdiodev->func1);
+
+	/* Cannot re-tune if device is asleep; defer till we're awake */
+	if (on)
+		sdio_retune_hold_now(bus->sdiodev->func1);
+
 	wr_val = (on << SBSDIO_FUNC1_SLEEPCSR_KSO_SHIFT);
 	/* 1st KSO write goes to AOS wake up core if device is asleep  */
 	brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_FUNC1_SLEEPCSR, wr_val, &err);
 
+	/* In case of 43012 chip, the chip could go down immediately after
+	 * KSO bit is cleared. So the further reads of KSO register could
+	 * fail. Thereby just bailing out immediately after clearing KSO
+	 * bit, to avoid polling of KSO bit.
+	 */
+	if (!on && bus->ci->chip == CY_CC_43012_CHIP_ID)
+		return err;
+
 	if (on) {
 		/* device WAKEUP through KSO:
 		 * write bit 0 & read back until
@@ -719,6 +733,11 @@
 	if (try_cnt > MAX_KSO_ATTEMPTS)
 		brcmf_err("max tries: rd_val=0x%x err=%d\n", rd_val, err);
 
+	if (on)
+		sdio_retune_release(bus->sdiodev->func1);
+
+	sdio_retune_crc_enable(bus->sdiodev->func1);
+
 	return err;
 }
 
@@ -1073,8 +1092,8 @@
 
 	/* dongle indicates the firmware has halted/crashed */
 	if (hmb_data & HMB_DATA_FWHALT) {
-		brcmf_err("mailbox indicates firmware halted\n");
-		brcmf_dev_coredump(&sdiod->func1->dev);
+		brcmf_dbg(SDIO, "mailbox indicates firmware halted\n");
+		brcmf_fw_crashed(&sdiod->func1->dev);
 	}
 
 	/* Dongle recomposed rx frames, accept them again */
@@ -1463,7 +1482,7 @@
 	struct sk_buff *pfirst, *pnext;
 
 	int errcode;
-	u8 doff, sfdoff;
+	u8 doff;
 
 	struct brcmf_sdio_hdrinfo rd_new;
 
@@ -1597,7 +1616,6 @@
 
 		/* Remove superframe header, remember offset */
 		skb_pull(pfirst, rd_new.dat_offset);
-		sfdoff = rd_new.dat_offset;
 		num = 0;
 
 		/* Validate all the subframe headers */
@@ -2189,7 +2207,7 @@
 	 * length of the chain (including padding)
 	 */
 	if (bus->txglom)
-		brcmf_sdio_update_hwhdr(pktq->next->data, total_len);
+		brcmf_sdio_update_hwhdr(__skb_peek(pktq)->data, total_len);
 	return 0;
 }
 
@@ -2397,6 +2415,14 @@
 	return ret;
 }
 
+static bool brcmf_chip_is_ulp(struct brcmf_chip *ci)
+{
+	if (ci->chip == CY_CC_43012_CHIP_ID)
+		return true;
+	else
+		return false;
+}
+
 static void brcmf_sdio_bus_stop(struct device *dev)
 {
 	struct brcmf_bus *bus_if = dev_get_drvdata(dev);
@@ -2404,7 +2430,7 @@
 	struct brcmf_sdio *bus = sdiodev->bus;
 	struct brcmf_core *core = bus->sdio_core;
 	u32 local_hostintmask;
-	u8 saveclk;
+	u8 saveclk, bpreq;
 	int err;
 
 	brcmf_dbg(TRACE, "Enter\n");
@@ -2431,9 +2457,14 @@
 		/* Force backplane clocks to assure F2 interrupt propagates */
 		saveclk = brcmf_sdiod_readb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR,
 					    &err);
-		if (!err)
-			brcmf_sdiod_writeb(sdiodev, SBSDIO_FUNC1_CHIPCLKCSR,
-					   (saveclk | SBSDIO_FORCE_HT), &err);
+		if (!err) {
+			bpreq = saveclk;
+			bpreq |= brcmf_chip_is_ulp(bus->ci) ?
+				SBSDIO_HT_AVAIL_REQ : SBSDIO_FORCE_HT;
+			brcmf_sdiod_writeb(sdiodev,
+					   SBSDIO_FUNC1_CHIPCLKCSR,
+					   bpreq, &err);
+		}
 		if (err)
 			brcmf_err("Failed to force clock for F2: err %d\n",
 				  err);
@@ -2970,21 +3001,35 @@
 	if (error < 0)
 		return error;
 
-	seq_printf(seq,
-		   "dongle trap info: type 0x%x @ epc 0x%08x\n"
-		   "  cpsr 0x%08x spsr 0x%08x sp 0x%08x\n"
-		   "  lr   0x%08x pc   0x%08x offset 0x%x\n"
-		   "  r0   0x%08x r1   0x%08x r2 0x%08x r3 0x%08x\n"
-		   "  r4   0x%08x r5   0x%08x r6 0x%08x r7 0x%08x\n",
-		   le32_to_cpu(tr.type), le32_to_cpu(tr.epc),
-		   le32_to_cpu(tr.cpsr), le32_to_cpu(tr.spsr),
-		   le32_to_cpu(tr.r13), le32_to_cpu(tr.r14),
-		   le32_to_cpu(tr.pc), sh->trap_addr,
-		   le32_to_cpu(tr.r0), le32_to_cpu(tr.r1),
-		   le32_to_cpu(tr.r2), le32_to_cpu(tr.r3),
-		   le32_to_cpu(tr.r4), le32_to_cpu(tr.r5),
-		   le32_to_cpu(tr.r6), le32_to_cpu(tr.r7));
-
+	if (seq)
+		seq_printf(seq,
+			   "dongle trap info: type 0x%x @ epc 0x%08x\n"
+			   "  cpsr 0x%08x spsr 0x%08x sp 0x%08x\n"
+			   "  lr   0x%08x pc   0x%08x offset 0x%x\n"
+			   "  r0   0x%08x r1   0x%08x r2 0x%08x r3 0x%08x\n"
+			   "  r4   0x%08x r5   0x%08x r6 0x%08x r7 0x%08x\n",
+			   le32_to_cpu(tr.type), le32_to_cpu(tr.epc),
+			   le32_to_cpu(tr.cpsr), le32_to_cpu(tr.spsr),
+			   le32_to_cpu(tr.r13), le32_to_cpu(tr.r14),
+			   le32_to_cpu(tr.pc), sh->trap_addr,
+			   le32_to_cpu(tr.r0), le32_to_cpu(tr.r1),
+			   le32_to_cpu(tr.r2), le32_to_cpu(tr.r3),
+			   le32_to_cpu(tr.r4), le32_to_cpu(tr.r5),
+			   le32_to_cpu(tr.r6), le32_to_cpu(tr.r7));
+	else
+		pr_debug("dongle trap info: type 0x%x @ epc 0x%08x\n"
+			 "  cpsr 0x%08x spsr 0x%08x sp 0x%08x\n"
+			 "  lr   0x%08x pc   0x%08x offset 0x%x\n"
+			 "  r0   0x%08x r1   0x%08x r2 0x%08x r3 0x%08x\n"
+			 "  r4   0x%08x r5   0x%08x r6 0x%08x r7 0x%08x\n",
+			 le32_to_cpu(tr.type), le32_to_cpu(tr.epc),
+			 le32_to_cpu(tr.cpsr), le32_to_cpu(tr.spsr),
+			 le32_to_cpu(tr.r13), le32_to_cpu(tr.r14),
+			 le32_to_cpu(tr.pc), sh->trap_addr,
+			 le32_to_cpu(tr.r0), le32_to_cpu(tr.r1),
+			 le32_to_cpu(tr.r2), le32_to_cpu(tr.r3),
+			 le32_to_cpu(tr.r4), le32_to_cpu(tr.r5),
+			 le32_to_cpu(tr.r6), le32_to_cpu(tr.r7));
 	return 0;
 }
 
@@ -3038,8 +3083,10 @@
 	else if (sh.flags & SDPCM_SHARED_ASSERT)
 		brcmf_err("assertion in dongle\n");
 
-	if (sh.flags & SDPCM_SHARED_TRAP)
+	if (sh.flags & SDPCM_SHARED_TRAP) {
 		brcmf_err("firmware trap in dongle\n");
+		brcmf_sdio_trap_info(NULL, bus, &sh);
+	}
 
 	return 0;
 }
@@ -3114,9 +3161,12 @@
 	return 0;
 }
 
-static void brcmf_sdio_debugfs_create(struct brcmf_sdio *bus)
+static void brcmf_sdio_debugfs_create(struct device *dev)
 {
-	struct brcmf_pub *drvr = bus->sdiodev->bus_if->drvr;
+	struct brcmf_bus *bus_if = dev_get_drvdata(dev);
+	struct brcmf_pub *drvr = bus_if->drvr;
+	struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio;
+	struct brcmf_sdio *bus = sdiodev->bus;
 	struct dentry *dentry = brcmf_debugfs_get_devdir(drvr);
 
 	if (IS_ERR_OR_NULL(dentry))
@@ -3136,7 +3186,7 @@
 	return 0;
 }
 
-static void brcmf_sdio_debugfs_create(struct brcmf_sdio *bus)
+static void brcmf_sdio_debugfs_create(struct device *dev)
 {
 }
 #endif /* DEBUG */
@@ -3323,20 +3373,45 @@
 	return bcmerror;
 }
 
+static bool brcmf_sdio_aos_no_decode(struct brcmf_sdio *bus)
+{
+	if (bus->ci->chip == CY_CC_43012_CHIP_ID)
+		return true;
+	else
+		return false;
+}
+
 static void brcmf_sdio_sr_init(struct brcmf_sdio *bus)
 {
 	int err = 0;
 	u8 val;
+	u8 wakeupctrl;
+	u8 cardcap;
+	u8 chipclkcsr;
 
 	brcmf_dbg(TRACE, "Enter\n");
 
+	if (brcmf_chip_is_ulp(bus->ci)) {
+		wakeupctrl = SBSDIO_FUNC1_WCTRL_ALPWAIT_SHIFT;
+		chipclkcsr = SBSDIO_HT_AVAIL_REQ;
+	} else {
+		wakeupctrl = SBSDIO_FUNC1_WCTRL_HTWAIT_SHIFT;
+		chipclkcsr = SBSDIO_FORCE_HT;
+	}
+
+	if (brcmf_sdio_aos_no_decode(bus)) {
+		cardcap = SDIO_CCCR_BRCM_CARDCAP_CMD_NODEC;
+	} else {
+		cardcap = (SDIO_CCCR_BRCM_CARDCAP_CMD14_SUPPORT |
+			   SDIO_CCCR_BRCM_CARDCAP_CMD14_EXT);
+	}
+
 	val = brcmf_sdiod_readb(bus->sdiodev, SBSDIO_FUNC1_WAKEUPCTRL, &err);
 	if (err) {
 		brcmf_err("error reading SBSDIO_FUNC1_WAKEUPCTRL\n");
 		return;
 	}
-
-	val |= 1 << SBSDIO_FUNC1_WCTRL_HTWAIT_SHIFT;
+	val |= 1 << wakeupctrl;
 	brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_FUNC1_WAKEUPCTRL, val, &err);
 	if (err) {
 		brcmf_err("error writing SBSDIO_FUNC1_WAKEUPCTRL\n");
@@ -3345,8 +3420,7 @@
 
 	/* Add CMD14 Support */
 	brcmf_sdiod_func0_wb(bus->sdiodev, SDIO_CCCR_BRCM_CARDCAP,
-			     (SDIO_CCCR_BRCM_CARDCAP_CMD14_SUPPORT |
-			      SDIO_CCCR_BRCM_CARDCAP_CMD14_EXT),
+			     cardcap,
 			     &err);
 	if (err) {
 		brcmf_err("error writing SDIO_CCCR_BRCM_CARDCAP\n");
@@ -3354,7 +3428,7 @@
 	}
 
 	brcmf_sdiod_writeb(bus->sdiodev, SBSDIO_FUNC1_CHIPCLKCSR,
-			   SBSDIO_FORCE_HT, &err);
+			   chipclkcsr, &err);
 	if (err) {
 		brcmf_err("error writing SBSDIO_FUNC1_CHIPCLKCSR\n");
 		return;
@@ -3405,7 +3479,6 @@
 	struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio;
 	struct brcmf_sdio *bus = sdiodev->bus;
 	struct brcmf_core *core = bus->sdio_core;
-	uint pad_size;
 	u32 value;
 	int err;
 
@@ -3421,8 +3494,6 @@
 	if (bus->rxbuf)
 		bus->rxblen = value;
 
-	brcmf_sdio_debugfs_create(bus);
-
 	/* the commands below use the terms tx and rx from
 	 * a device perspective, ie. bus:txglom affects the
 	 * bus transfers from device to host.
@@ -3448,7 +3519,6 @@
 	if (sdiodev->sg_support) {
 		bus->txglom = false;
 		value = 1;
-		pad_size = bus->sdiodev->func2->cur_blksize << 1;
 		err = brcmf_iovar_data_set(bus->sdiodev->dev, "bus:rxglom",
 					   &value, sizeof(u32));
 		if (err < 0) {
@@ -4033,6 +4103,7 @@
 	.get_ramsize = brcmf_sdio_bus_get_ramsize,
 	.get_memdump = brcmf_sdio_bus_get_memdump,
 	.get_fwname = brcmf_sdio_get_fwname,
+	.debugfs_create = brcmf_sdio_debugfs_create
 };
 
 #define BRCMF_SDIO_FW_CODE	0
@@ -4048,7 +4119,8 @@
 	const struct firmware *code;
 	void *nvram;
 	u32 nvram_len;
-	u8 saveclk;
+	u8 saveclk, bpreq;
+	u8 devctl;
 
 	brcmf_dbg(TRACE, "Enter: dev=%s, err=%d\n", dev_name(dev), err);
 
@@ -4081,8 +4153,11 @@
 	/* Force clocks on backplane to be sure F2 interrupt propagates */
 	saveclk = brcmf_sdiod_readb(sdiod, SBSDIO_FUNC1_CHIPCLKCSR, &err);
 	if (!err) {
+		bpreq = saveclk;
+		bpreq |= brcmf_chip_is_ulp(bus->ci) ?
+			SBSDIO_HT_AVAIL_REQ : SBSDIO_FORCE_HT;
 		brcmf_sdiod_writeb(sdiod, SBSDIO_FUNC1_CHIPCLKCSR,
-				   (saveclk | SBSDIO_FORCE_HT), &err);
+				   bpreq, &err);
 	}
 	if (err) {
 		brcmf_err("Failed to force clock for F2: err %d\n", err);
@@ -4104,12 +4179,41 @@
 		brcmf_sdiod_writel(sdiod, core->base + SD_REG(hostintmask),
 				   bus->hostintmask, NULL);
 
-
-		brcmf_sdiod_writeb(sdiod, SBSDIO_WATERMARK, 8, &err);
+		switch (sdiod->func1->device) {
+		case SDIO_DEVICE_ID_CYPRESS_4373:
+			brcmf_dbg(INFO, "set F2 watermark to 0x%x*4 bytes\n",
+				  CY_4373_F2_WATERMARK);
+			brcmf_sdiod_writeb(sdiod, SBSDIO_WATERMARK,
+					   CY_4373_F2_WATERMARK, &err);
+			devctl = brcmf_sdiod_readb(sdiod, SBSDIO_DEVICE_CTL,
+						   &err);
+			devctl |= SBSDIO_DEVCTL_F2WM_ENAB;
+			brcmf_sdiod_writeb(sdiod, SBSDIO_DEVICE_CTL, devctl,
+					   &err);
+			brcmf_sdiod_writeb(sdiod, SBSDIO_FUNC1_MESBUSYCTRL,
+					   CY_4373_F2_WATERMARK |
+					   SBSDIO_MESBUSYCTRL_ENAB, &err);
+			break;
+		case SDIO_DEVICE_ID_CYPRESS_43012:
+			brcmf_dbg(INFO, "set F2 watermark to 0x%x*4 bytes\n",
+				  CY_43012_F2_WATERMARK);
+			brcmf_sdiod_writeb(sdiod, SBSDIO_WATERMARK,
+					   CY_43012_F2_WATERMARK, &err);
+			devctl = brcmf_sdiod_readb(sdiod, SBSDIO_DEVICE_CTL,
+						   &err);
+			devctl |= SBSDIO_DEVCTL_F2WM_ENAB;
+			brcmf_sdiod_writeb(sdiod, SBSDIO_DEVICE_CTL, devctl,
+					   &err);
+			break;
+		default:
+			brcmf_sdiod_writeb(sdiod, SBSDIO_WATERMARK,
+					   DEFAULT_F2_WATERMARK, &err);
+			break;
+		}
 	} else {
 		/* Disable F2 again */
 		sdio_disable_func(sdiod->func2);
-		goto release;
+		goto checkdied;
 	}
 
 	if (brcmf_chip_sr_capable(bus->ci)) {
@@ -4130,8 +4234,10 @@
 	}
 
 	/* If we didn't come up, turn off backplane clock */
-	if (err != 0)
+	if (err != 0) {
 		brcmf_sdio_clkctl(bus, CLK_NONE, false);
+		goto checkdied;
+	}
 
 	sdio_release_host(sdiod->func1);
 
@@ -4141,16 +4247,28 @@
 	sdiod->bus_if->chip = bus->ci->chip;
 	sdiod->bus_if->chiprev = bus->ci->chiprev;
 
+	err = brcmf_alloc(sdiod->dev, sdiod->settings);
+	if (err) {
+		brcmf_err("brcmf_alloc failed\n");
+		goto claim;
+	}
+
 	/* Attach to the common layer, reserve hdr space */
-	err = brcmf_attach(sdiod->dev, sdiod->settings);
+	err = brcmf_attach(sdiod->dev);
 	if (err != 0) {
 		brcmf_err("brcmf_attach failed\n");
-		goto fail;
+		goto free;
 	}
 
 	/* ready */
 	return;
 
+free:
+	brcmf_free(sdiod->dev);
+claim:
+	sdio_claim_host(sdiod->func1);
+checkdied:
+	brcmf_sdio_checkdied(bus);
 release:
 	sdio_release_host(sdiod->func1);
 fail:
@@ -4177,6 +4295,7 @@
 
 	fwreq->items[BRCMF_SDIO_FW_CODE].type = BRCMF_FW_TYPE_BINARY;
 	fwreq->items[BRCMF_SDIO_FW_NVRAM].type = BRCMF_FW_TYPE_NVRAM;
+	fwreq->board_type = bus->sdiodev->settings->board_type;
 
 	return fwreq;
 }
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h
index 7faed83..0bd47c1 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #ifndef	BRCMFMAC_SDIO_H
@@ -77,7 +66,7 @@
 #define SBSDIO_GPIO_OUT			0x10006
 /* gpio enable */
 #define SBSDIO_GPIO_EN			0x10007
-/* rev < 7, watermark for sdio device */
+/* rev < 7, watermark for sdio device TX path */
 #define SBSDIO_WATERMARK		0x10008
 /* control busy signal generation */
 #define SBSDIO_DEVICE_CTL		0x10009
@@ -104,6 +93,13 @@
 #define SBSDIO_FUNC1_RFRAMEBCHI		0x1001C
 /* MesBusyCtl (rev 11) */
 #define SBSDIO_FUNC1_MESBUSYCTRL	0x1001D
+/* Watermark for sdio device RX path */
+#define SBSDIO_MESBUSY_RXFIFO_WM_MASK	0x7F
+#define SBSDIO_MESBUSY_RXFIFO_WM_SHIFT	0
+/* Enable busy capability for MES access */
+#define SBSDIO_MESBUSYCTRL_ENAB		0x80
+#define SBSDIO_MESBUSYCTRL_ENAB_SHIFT	7
+
 /* Sdio Core Rev 12 */
 #define SBSDIO_FUNC1_WAKEUPCTRL		0x1001E
 #define SBSDIO_FUNC1_WCTRL_ALPWAIT_MASK		0x1
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.c
index fe67559..814fcc7 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.c
@@ -1,27 +1,18 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2012 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
+#include <linux/device.h>
 #include <linux/module.h> /* bug in tracepoint.h, it should include this */
 
 #ifndef __CHECKER__
 #define CREATE_TRACE_POINTS
+#include "bus.h"
 #include "tracepoint.h"
 #include "debug.h"
 
-void __brcmf_err(const char *func, const char *fmt, ...)
+void __brcmf_err(struct brcmf_bus *bus, const char *func, const char *fmt, ...)
 {
 	struct va_format vaf = {
 		.fmt = fmt,
@@ -30,7 +21,10 @@
 
 	va_start(args, fmt);
 	vaf.va = &args;
-	pr_err("%s: %pV", func, &vaf);
+	if (bus)
+		dev_err(bus->dev, "%s: %pV", func, &vaf);
+	else
+		pr_err("%s: %pV", func, &vaf);
 	trace_brcmf_err(func, &vaf);
 	va_end(args);
 }
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.h
index 4d7d51f..338c66d 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/tracepoint.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2013 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #if !defined(BRCMF_TRACEPOINT_H_) || defined(TRACE_HEADER_MULTI_READ)
 #define BRCMF_TRACEPOINT_H_
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c
index a4308c6..06f3c01 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2011 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #include <linux/kernel.h>
@@ -160,7 +149,7 @@
 
 	struct usb_device *usbdev;
 	struct device *dev;
-	struct mutex dev_init_lock;
+	struct completion dev_init_done;
 
 	int ctl_in_pipe, ctl_out_pipe;
 	struct urb *ctl_urb; /* URB for control endpoint */
@@ -445,22 +434,17 @@
 
 }
 
-static void brcmf_usb_free_q(struct list_head *q, bool pending)
+static void brcmf_usb_free_q(struct list_head *q)
 {
 	struct brcmf_usbreq *req, *next;
-	int i = 0;
+
 	list_for_each_entry_safe(req, next, q, list) {
 		if (!req->urb) {
 			brcmf_err("bad req\n");
 			break;
 		}
-		i++;
-		if (pending) {
-			usb_kill_urb(req->urb);
-		} else {
-			usb_free_urb(req->urb);
-			list_del_init(&req->list);
-		}
+		usb_free_urb(req->urb);
+		list_del_init(&req->list);
 	}
 }
 
@@ -508,7 +492,7 @@
 	skb = req->skb;
 	req->skb = NULL;
 
-	/* zero lenght packets indicate usb "failure". Do not refill */
+	/* zero length packets indicate usb "failure". Do not refill */
 	if (urb->status != 0 || !urb->actual_length) {
 		brcmu_pkt_buf_free_skb(skb);
 		brcmf_usb_enq(devinfo, &devinfo->rx_freeq, req, NULL);
@@ -575,7 +559,6 @@
 brcmf_usb_state_change(struct brcmf_usbdev_info *devinfo, int state)
 {
 	struct brcmf_bus *bcmf_bus = devinfo->bus_pub.bus;
-	int old_state;
 
 	brcmf_dbg(USB, "Enter, current state=%d, new state=%d\n",
 		  devinfo->bus_pub.state, state);
@@ -583,7 +566,6 @@
 	if (devinfo->bus_pub.state == state)
 		return;
 
-	old_state = devinfo->bus_pub.state;
 	devinfo->bus_pub.state = state;
 
 	/* update state of upper layer */
@@ -684,12 +666,18 @@
 
 static void brcmf_cancel_all_urbs(struct brcmf_usbdev_info *devinfo)
 {
+	int i;
+
 	if (devinfo->ctl_urb)
 		usb_kill_urb(devinfo->ctl_urb);
 	if (devinfo->bulk_urb)
 		usb_kill_urb(devinfo->bulk_urb);
-	brcmf_usb_free_q(&devinfo->tx_postq, true);
-	brcmf_usb_free_q(&devinfo->rx_postq, true);
+	if (devinfo->tx_reqs)
+		for (i = 0; i < devinfo->bus_pub.ntxq; i++)
+			usb_kill_urb(devinfo->tx_reqs[i].urb);
+	if (devinfo->rx_reqs)
+		for (i = 0; i < devinfo->bus_pub.nrxq; i++)
+			usb_kill_urb(devinfo->rx_reqs[i].urb);
 }
 
 static void brcmf_usb_down(struct device *dev)
@@ -1025,8 +1013,8 @@
 	brcmf_dbg(USB, "Enter, devinfo %p\n", devinfo);
 
 	/* free the URBS */
-	brcmf_usb_free_q(&devinfo->rx_freeq, false);
-	brcmf_usb_free_q(&devinfo->tx_freeq, false);
+	brcmf_usb_free_q(&devinfo->rx_freeq);
+	brcmf_usb_free_q(&devinfo->tx_freeq);
 
 	usb_free_urb(devinfo->ctl_urb);
 	usb_free_urb(devinfo->bulk_urb);
@@ -1190,16 +1178,20 @@
 	if (ret)
 		goto error;
 
-	/* Attach to the common driver interface */
-	ret = brcmf_attach(devinfo->dev, devinfo->settings);
+	ret = brcmf_alloc(devinfo->dev, devinfo->settings);
 	if (ret)
 		goto error;
 
-	mutex_unlock(&devinfo->dev_init_lock);
+	/* Attach to the common driver interface */
+	ret = brcmf_attach(devinfo->dev);
+	if (ret)
+		goto error;
+
+	complete(&devinfo->dev_init_done);
 	return;
 error:
 	brcmf_dbg(TRACE, "failed: dev=%s, err=%d\n", dev_name(dev), ret);
-	mutex_unlock(&devinfo->dev_init_lock);
+	complete(&devinfo->dev_init_done);
 	device_release_driver(dev);
 }
 
@@ -1263,11 +1255,14 @@
 	}
 
 	if (!brcmf_usb_dlneeded(devinfo)) {
-		ret = brcmf_attach(devinfo->dev, devinfo->settings);
+		ret = brcmf_alloc(devinfo->dev, devinfo->settings);
+		if (ret)
+			goto fail;
+		ret = brcmf_attach(devinfo->dev);
 		if (ret)
 			goto fail;
 		/* we are done */
-		mutex_unlock(&devinfo->dev_init_lock);
+		complete(&devinfo->dev_init_done);
 		return 0;
 	}
 	bus->chip = bus_pub->devid;
@@ -1291,6 +1286,7 @@
 
 fail:
 	/* Release resources in reverse order */
+	brcmf_free(devinfo->dev);
 	kfree(bus);
 	brcmf_usb_detach(devinfo);
 	return ret;
@@ -1304,6 +1300,7 @@
 	brcmf_dbg(USB, "Enter, bus_pub %p\n", devinfo);
 
 	brcmf_detach(devinfo->dev);
+	brcmf_free(devinfo->dev);
 	kfree(devinfo->bus_pub.bus);
 	brcmf_usb_detach(devinfo);
 }
@@ -1327,11 +1324,10 @@
 
 	devinfo->usbdev = usb;
 	devinfo->dev = &usb->dev;
-	/* Take an init lock, to protect for disconnect while still loading.
+	/* Init completion, to protect for disconnect while still loading.
 	 * Necessary because of the asynchronous firmware load construction
 	 */
-	mutex_init(&devinfo->dev_init_lock);
-	mutex_lock(&devinfo->dev_init_lock);
+	init_completion(&devinfo->dev_init_done);
 
 	usb_set_intfdata(intf, devinfo);
 
@@ -1409,7 +1405,7 @@
 	return 0;
 
 fail:
-	mutex_unlock(&devinfo->dev_init_lock);
+	complete(&devinfo->dev_init_done);
 	kfree(devinfo);
 	usb_set_intfdata(intf, NULL);
 	return ret;
@@ -1424,7 +1420,7 @@
 	devinfo = (struct brcmf_usbdev_info *)usb_get_intfdata(intf);
 
 	if (devinfo) {
-		mutex_lock(&devinfo->dev_init_lock);
+		wait_for_completion(&devinfo->dev_init_done);
 		/* Make sure that devinfo still exists. Firmware probe routines
 		 * may have released the device and cleared the intfdata.
 		 */
@@ -1448,10 +1444,12 @@
 
 	brcmf_dbg(USB, "Enter\n");
 	devinfo->bus_pub.state = BRCMFMAC_USB_STATE_SLEEP;
-	if (devinfo->wowl_enabled)
+	if (devinfo->wowl_enabled) {
 		brcmf_cancel_all_urbs(devinfo);
-	else
+	} else {
 		brcmf_detach(&usb->dev);
+		brcmf_free(&usb->dev);
+	}
 	return 0;
 }
 
@@ -1464,8 +1462,19 @@
 	struct brcmf_usbdev_info *devinfo = brcmf_usb_get_businfo(&usb->dev);
 
 	brcmf_dbg(USB, "Enter\n");
-	if (!devinfo->wowl_enabled)
-		return brcmf_attach(devinfo->dev, devinfo->settings);
+	if (!devinfo->wowl_enabled) {
+		int err;
+
+		err = brcmf_alloc(&usb->dev, devinfo->settings);
+		if (err)
+			return err;
+
+		err = brcmf_attach(devinfo->dev);
+		if (err) {
+			brcmf_free(devinfo->dev);
+			return err;
+		}
+	}
 
 	devinfo->bus_pub.state = BRCMFMAC_USB_STATE_UP;
 	brcmf_usb_rx_fill_all(devinfo);
@@ -1550,6 +1559,10 @@
 
 void brcmf_usb_register(void)
 {
+	int ret;
+
 	brcmf_dbg(USB, "Enter\n");
-	usb_register(&brcmf_usbdrvr);
+	ret = usb_register(&brcmf_usbdrvr);
+	if (ret)
+		brcmf_err("usb_register failed %d\n", ret);
 }
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.h
index f483a8c..ee273e3 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2011 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #ifndef BRCMFMAC_USB_H
 #define BRCMFMAC_USB_H
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/vendor.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/vendor.c
index 8eff275..d07e7c7 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/vendor.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/vendor.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2014 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #include <linux/vmalloc.h>
@@ -35,9 +24,10 @@
 	struct brcmf_if *ifp;
 	const struct brcmf_vndr_dcmd_hdr *cmdhdr = data;
 	struct sk_buff *reply;
-	int ret, payload, ret_len;
+	unsigned int payload, ret_len;
 	void *dcmd_buf = NULL, *wr_pointer;
 	u16 msglen, maxmsglen = PAGE_SIZE - 0x100;
+	int ret;
 
 	if (len < sizeof(*cmdhdr)) {
 		brcmf_err("vendor command too short: %d\n", len);
@@ -65,7 +55,7 @@
 			brcmf_err("oversize return buffer %d\n", ret_len);
 			ret_len = BRCMF_DCMD_MAXLEN;
 		}
-		payload = max(ret_len, len) + 1;
+		payload = max_t(unsigned int, ret_len, len) + 1;
 		dcmd_buf = vzalloc(payload);
 		if (NULL == dcmd_buf)
 			return -ENOMEM;
@@ -122,6 +112,7 @@
 		},
 		.flags = WIPHY_VENDOR_CMD_NEED_WDEV |
 			 WIPHY_VENDOR_CMD_NEED_NETDEV,
+		.policy = VENDOR_CMD_RAW_DATA,
 		.doit = brcmf_cfg80211_vndr_cmds_dcmd_handler
 	},
 };
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/vendor.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/vendor.h
index 061b7bf..418f33e 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/vendor.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/vendor.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2014 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #ifndef _vendor_h_
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/Makefile b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/Makefile
index ed83f33..482d773 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/Makefile
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/Makefile
@@ -16,9 +16,9 @@
 # CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
 ccflags-y := \
-	-Idrivers/net/wireless/broadcom/brcm80211/brcmsmac \
-	-Idrivers/net/wireless/broadcom/brcm80211/brcmsmac/phy \
-	-Idrivers/net/wireless/broadcom/brcm80211/include
+	-I $(srctree)/$(src) \
+	-I $(srctree)/$(src)/phy \
+	-I $(srctree)/$(src)/../include
 
 brcmsmac-y := \
 	mac80211_if.o \
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/debug.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/debug.c
index 2fe1f68..6d776ef 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/debug.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/debug.c
@@ -37,33 +37,23 @@
 void brcms_debugfs_init(void)
 {
 	root_folder = debugfs_create_dir(KBUILD_MODNAME, NULL);
-	if (IS_ERR(root_folder))
-		root_folder = NULL;
 }
 
 void brcms_debugfs_exit(void)
 {
-	if (!root_folder)
-		return;
-
 	debugfs_remove_recursive(root_folder);
 	root_folder = NULL;
 }
 
-int brcms_debugfs_attach(struct brcms_pub *drvr)
+void brcms_debugfs_attach(struct brcms_pub *drvr)
 {
-	if (!root_folder)
-		return -ENODEV;
-
 	drvr->dbgfs_dir = debugfs_create_dir(
 		 dev_name(&drvr->wlc->hw->d11core->dev), root_folder);
-	return PTR_ERR_OR_ZERO(drvr->dbgfs_dir);
 }
 
 void brcms_debugfs_detach(struct brcms_pub *drvr)
 {
-	if (!IS_ERR_OR_NULL(drvr->dbgfs_dir))
-		debugfs_remove_recursive(drvr->dbgfs_dir);
+	debugfs_remove_recursive(drvr->dbgfs_dir);
 }
 
 struct dentry *brcms_debugfs_get_devdir(struct brcms_pub *drvr)
@@ -196,7 +186,7 @@
 	.llseek = seq_lseek
 };
 
-static int
+static void
 brcms_debugfs_add_entry(struct brcms_pub *drvr, const char *fn,
 			int (*read_fn)(struct seq_file *seq, void *data))
 {
@@ -204,27 +194,18 @@
 	struct dentry *dentry =  drvr->dbgfs_dir;
 	struct brcms_debugfs_entry *entry;
 
-	if (IS_ERR_OR_NULL(dentry))
-		return -ENOENT;
-
 	entry = devm_kzalloc(dev, sizeof(*entry), GFP_KERNEL);
 	if (!entry)
-		return -ENOMEM;
+		return;
 
 	entry->read = read_fn;
 	entry->drvr = drvr;
 
-	dentry = debugfs_create_file(fn, 0444, dentry, entry,
-				     &brcms_debugfs_def_ops);
-
-	return PTR_ERR_OR_ZERO(dentry);
+	debugfs_create_file(fn, 0444, dentry, entry, &brcms_debugfs_def_ops);
 }
 
 void brcms_debugfs_create_files(struct brcms_pub *drvr)
 {
-	if (IS_ERR_OR_NULL(drvr->dbgfs_dir))
-		return;
-
 	brcms_debugfs_add_entry(drvr, "hardware", brcms_debugfs_hardware_read);
 	brcms_debugfs_add_entry(drvr, "macstat", brcms_debugfs_macstat_read);
 }
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/debug.h b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/debug.h
index 822781c..56898e6 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/debug.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/debug.h
@@ -68,7 +68,7 @@
 struct brcms_pub;
 void brcms_debugfs_init(void);
 void brcms_debugfs_exit(void);
-int brcms_debugfs_attach(struct brcms_pub *drvr);
+void brcms_debugfs_attach(struct brcms_pub *drvr);
 void brcms_debugfs_detach(struct brcms_pub *drvr);
 struct dentry *brcms_debugfs_get_devdir(struct brcms_pub *drvr);
 void brcms_debugfs_create_files(struct brcms_pub *drvr);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c
index ecc89e7..6188275 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/mac80211_if.c
@@ -502,6 +502,7 @@
 	}
 
 	spin_lock_bh(&wl->lock);
+	wl->wlc->vif = vif;
 	wl->mute_tx = false;
 	brcms_c_mute(wl->wlc, false);
 	if (vif->type == NL80211_IFTYPE_STATION)
@@ -519,6 +520,11 @@
 static void
 brcms_ops_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 {
+	struct brcms_info *wl = hw->priv;
+
+	spin_lock_bh(&wl->lock);
+	wl->wlc->vif = NULL;
+	spin_unlock_bh(&wl->lock);
 }
 
 static int brcms_ops_config(struct ieee80211_hw *hw, u32 changed)
@@ -840,8 +846,8 @@
 		status = brcms_c_aggregatable(wl->wlc, tid);
 		spin_unlock_bh(&wl->lock);
 		if (!status) {
-			brcms_err(wl->wlc->hw->d11core,
-				  "START: tid %d is not agg\'able\n", tid);
+			brcms_dbg_ht(wl->wlc->hw->d11core,
+				     "START: tid %d is not agg\'able\n", tid);
 			return -EINVAL;
 		}
 		ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid);
@@ -937,6 +943,25 @@
 	spin_unlock_bh(&wl->lock);
 }
 
+static int brcms_ops_beacon_set_tim(struct ieee80211_hw *hw,
+				 struct ieee80211_sta *sta, bool set)
+{
+	struct brcms_info *wl = hw->priv;
+	struct sk_buff *beacon = NULL;
+	u16 tim_offset = 0;
+
+	spin_lock_bh(&wl->lock);
+	if (wl->wlc->vif)
+		beacon = ieee80211_beacon_get_tim(hw, wl->wlc->vif,
+						  &tim_offset, NULL);
+	if (beacon)
+		brcms_c_set_new_beacon(wl->wlc, beacon, tim_offset,
+				       wl->wlc->vif->bss_conf.dtim_period);
+	spin_unlock_bh(&wl->lock);
+
+	return 0;
+}
+
 static const struct ieee80211_ops brcms_ops = {
 	.tx = brcms_ops_tx,
 	.start = brcms_ops_start,
@@ -955,6 +980,7 @@
 	.flush = brcms_ops_flush,
 	.get_tsf = brcms_ops_get_tsf,
 	.set_tsf = brcms_ops_set_tsf,
+	.set_tim = brcms_ops_beacon_set_tim,
 };
 
 void brcms_dpc(unsigned long data)
@@ -1578,10 +1604,10 @@
 			if (le32_to_cpu(hdr->idx) == idx) {
 				pdata = wl->fw.fw_bin[i]->data +
 					le32_to_cpu(hdr->offset);
-				*pbuf = kmemdup(pdata, len, GFP_KERNEL);
+				*pbuf = kvmalloc(len, GFP_KERNEL);
 				if (*pbuf == NULL)
 					goto fail;
-
+				memcpy(*pbuf, pdata, len);
 				return 0;
 			}
 		}
@@ -1629,7 +1655,7 @@
  */
 void brcms_ucode_free_buf(void *p)
 {
-	kfree(p);
+	kvfree(p);
 }
 
 /*
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/main.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/main.c
index 7d4e8f5..080e829 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/main.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/main.c
@@ -5248,15 +5248,7 @@
 	/* Default to 54g Auto */
 	/* Advertise and use shortslot (-1/0/1 Auto/Off/On) */
 	s8 shortslot = BRCMS_SHORTSLOT_AUTO;
-	bool shortslot_restrict = false; /* Restrict association to stations
-					  * that support shortslot
-					  */
 	bool ofdm_basic = false;	/* Make 6, 12, and 24 basic rates */
-	/* Advertise and use short preambles (-1/0/1 Auto/Off/On) */
-	int preamble = BRCMS_PLCP_LONG;
-	bool preamble_restrict = false;	/* Restrict association to stations
-					 * that support short preambles
-					 */
 	struct brcms_band *band;
 
 	/* if N-support is enabled, allow Gmode set as long as requested
@@ -5297,16 +5289,11 @@
 
 	case GMODE_ONLY:
 		ofdm_basic = true;
-		preamble = BRCMS_PLCP_SHORT;
-		preamble_restrict = true;
 		break;
 
 	case GMODE_PERFORMANCE:
 		shortslot = BRCMS_SHORTSLOT_ON;
-		shortslot_restrict = true;
 		ofdm_basic = true;
-		preamble = BRCMS_PLCP_SHORT;
-		preamble_restrict = true;
 		break;
 
 	default:
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/main.h b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/main.h
index c4d135c..9f76b88 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/main.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/main.h
@@ -563,6 +563,7 @@
 
 	struct wiphy *wiphy;
 	struct scb pri_scb;
+	struct ieee80211_vif *vif;
 
 	struct sk_buff *beacon;
 	u16 beacon_tim_offset;
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_cmn.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_cmn.c
index 35e3b10..2441714 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_cmn.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_cmn.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 #include <linux/kernel.h>
 #include <linux/delay.h>
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_hal.h b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_hal.h
index 4d3734f..2e6a3d4 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_hal.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_hal.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 /*
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_int.h b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_int.h
index 4960f7d..8668fa5 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_int.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_int.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #ifndef _BRCM_PHY_INT_H_
@@ -220,13 +209,6 @@
 #define BB_MULT_MASK		0x0000ffff
 #define BB_MULT_VALID_MASK	0x80000000
 
-#define CORDIC_AG	39797
-#define	CORDIC_NI	18
-#define	FIXED(X)	((s32)((X) << 16))
-
-#define	FLOAT(X) \
-	(((X) >= 0) ? ((((X) >> 15) + 1) >> 1) : -((((-(X)) >> 15) + 1) >> 1))
-
 #define PHY_CHAIN_TX_DISABLE_TEMP	115
 #define PHY_HYSTERESIS_DELTATEMP	5
 
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c
index 9fb0d9f..7ef3623 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #include <linux/kernel.h>
@@ -1199,8 +1188,6 @@
 {
 	int wait_count = 0;
 	bool result = true;
-	u8 phybw40;
-	phybw40 = CHSPEC_IS40(pi->radio_chanspec);
 
 	mod_phy_reg(pi, 0x6da, (0x1 << 5), (1) << 5);
 
@@ -3082,7 +3069,7 @@
 	u8 bbmult;
 	struct phytbl_info tab;
 	s32 a1, b0, b1;
-	s32 tssi, pwr, maxtargetpwr, mintargetpwr;
+	s32 tssi, pwr, mintargetpwr;
 	bool suspend;
 	struct brcms_phy *pi = container_of(ppi, struct brcms_phy, pubpi_ro);
 
@@ -3119,7 +3106,6 @@
 		b0 = pi->txpa_2g[0];
 		b1 = pi->txpa_2g[1];
 		a1 = pi->txpa_2g[2];
-		maxtargetpwr = wlc_lcnphy_tssi2dbm(10, a1, b0, b1);
 		mintargetpwr = wlc_lcnphy_tssi2dbm(125, a1, b0, b1);
 
 		tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL;
@@ -3447,8 +3433,8 @@
 
 		theta += rot;
 
-		i_samp = (u16) (FLOAT(tone_samp.i * max_val) & 0x3ff);
-		q_samp = (u16) (FLOAT(tone_samp.q * max_val) & 0x3ff);
+		i_samp = (u16)(CORDIC_FLOAT(tone_samp.i * max_val) & 0x3ff);
+		q_samp = (u16)(CORDIC_FLOAT(tone_samp.q * max_val) & 0x3ff);
 		data_buf[t] = (i_samp << 10) | q_samp;
 	}
 
@@ -4212,7 +4198,7 @@
 	s8 index;
 	struct phytbl_info tab;
 	s32 a1, b0, b1;
-	s32 tssi, pwr, maxtargetpwr, mintargetpwr;
+	s32 tssi, pwr, mintargetpwr;
 	struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy;
 
 	pi->phy_lastcal = pi->sh->now;
@@ -4249,7 +4235,6 @@
 		b0 = pi->txpa_2g[0];
 		b1 = pi->txpa_2g[1];
 		a1 = pi->txpa_2g[2];
-		maxtargetpwr = wlc_lcnphy_tssi2dbm(10, a1, b0, b1);
 		mintargetpwr = wlc_lcnphy_tssi2dbm(125, a1, b0, b1);
 
 		tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL;
@@ -4622,13 +4607,10 @@
 static void wlc_lcnphy_tbl_init(struct brcms_phy *pi)
 {
 	uint idx;
-	u8 phybw40;
 	struct phytbl_info tab;
 	const struct phytbl_info *tb;
 	u32 val;
 
-	phybw40 = CHSPEC_IS40(pi->radio_chanspec);
-
 	for (idx = 0; idx < dot11lcnphytbl_info_sz_rev0; idx++)
 		wlc_lcnphy_write_table(pi, &dot11lcnphytbl_info_rev0[idx]);
 
@@ -4831,9 +4813,7 @@
 
 void wlc_phy_init_lcnphy(struct brcms_phy *pi)
 {
-	u8 phybw40;
 	struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy;
-	phybw40 = CHSPEC_IS40(pi->radio_chanspec);
 
 	pi_lcn->lcnphy_cal_counter = 0;
 	pi_lcn->lcnphy_cal_temper = pi_lcn->lcnphy_rawtempsense;
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.h b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.h
index f4a8ab0..ae0e8d5 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #ifndef _BRCM_PHY_LCN_H_
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c
index bedec16..a3f0945 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
@@ -17759,7 +17748,7 @@
 			num = 8 *
 			      (16 * b0[tbl_id - 26] + b1[tbl_id - 26] * idx);
 			den = 32768 + a1[tbl_id - 26] * idx;
-			pwr_est = max(((4 * num + den / 2) / den), -8);
+			pwr_est = max(DIV_ROUND_CLOSEST(4 * num, den), -8);
 			if (NREV_LT(pi->pubpi.phy_rev, 3)) {
 				if (idx <=
 				    (uint) (31 - idle_tssi[tbl_id - 26] + 1))
@@ -20046,7 +20035,7 @@
 			break;
 
 		default:
-			break;
+			return;
 		}
 	}
 
@@ -23089,8 +23078,8 @@
 
 		theta += rot;
 
-		tone_buf[t].q = (s32) FLOAT(tone_buf[t].q * max_val);
-		tone_buf[t].i = (s32) FLOAT(tone_buf[t].i * max_val);
+		tone_buf[t].q = (s32)CORDIC_FLOAT(tone_buf[t].q * max_val);
+		tone_buf[t].i = (s32)CORDIC_FLOAT(tone_buf[t].i * max_val);
 	}
 
 	wlc_phy_loadsampletable_nphy(pi, tone_buf, num_samps);
@@ -25453,12 +25442,12 @@
 			(pi->cal_type_override ==
 			 PHY_PERICAL_FULL) ? true : false;
 
-	if ((pi->mphase_cal_phase_id > MPHASE_CAL_STATE_INIT)) {
+	if (pi->mphase_cal_phase_id > MPHASE_CAL_STATE_INIT) {
 		if (pi->nphy_txiqlocal_chanspec != pi->radio_chanspec)
 			wlc_phy_cal_perical_mphase_restart(pi);
 	}
 
-	if ((pi->mphase_cal_phase_id == MPHASE_CAL_STATE_RXCAL))
+	if (pi->mphase_cal_phase_id == MPHASE_CAL_STATE_RXCAL)
 		wlapi_bmac_write_shm(pi->sh->physhim, M_CTS_DURATION, 10000);
 
 	wlapi_suspend_mac_and_wait(pi->sh->physhim);
@@ -27001,8 +26990,8 @@
 				     NPHY_RXCAL_TONEAMP, 0, cal_type, false);
 
 		wlc_phy_rx_iq_est_nphy(pi, est, num_samps, 32, 0);
-		i_pwr = (est[rx_core].i_pwr + num_samps / 2) / num_samps;
-		q_pwr = (est[rx_core].q_pwr + num_samps / 2) / num_samps;
+		i_pwr = DIV_ROUND_CLOSEST(est[rx_core].i_pwr, num_samps);
+		q_pwr = DIV_ROUND_CLOSEST(est[rx_core].q_pwr, num_samps);
 		curr_pwr = i_pwr + q_pwr;
 
 		switch (gainctrl_dirn) {
@@ -27684,10 +27673,10 @@
 					wlc_phy_rx_iq_est_nphy(pi, est,
 							       num_samps, 32,
 							       0);
-					i_pwr =	(est[rx_core].i_pwr +
-						 num_samps / 2) / num_samps;
-					q_pwr =	(est[rx_core].q_pwr +
-						 num_samps / 2) / num_samps;
+					i_pwr = DIV_ROUND_CLOSEST(est[rx_core].i_pwr,
+									 num_samps);
+					q_pwr = DIV_ROUND_CLOSEST(est[rx_core].q_pwr,
+									 num_samps);
 					tot_pwr[gain_pass] = i_pwr + q_pwr;
 				} else {
 
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_qmath.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_qmath.c
index b24bc57..45dcd27 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_qmath.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_qmath.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #include "phy_qmath.h"
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_qmath.h b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_qmath.h
index 20e3783..5d0083a 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_qmath.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_qmath.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #ifndef _BRCM_QMATH_H_
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_radio.h b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_radio.h
index c3a6754..706ab03 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_radio.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_radio.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #ifndef	_BRCM_PHY_RADIO_H_
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phyreg_n.h b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phyreg_n.h
index a97c3a7..f49a10c 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phyreg_n.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phyreg_n.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #define NPHY_TBL_ID_GAIN1		0
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_lcn.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_lcn.c
index d7fa312..be703be 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_lcn.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_lcn.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #include <types.h>
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_lcn.h b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_lcn.h
index 489422a..b49580c 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_lcn.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_lcn.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #include <types.h>
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_n.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_n.c
index 533bd4b..7607e67 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_n.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_n.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_n.h b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_n.h
index dc8a84e..28208ab 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_n.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phytbl_n.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #define ANT_SWCTRL_TBL_REV3_IDX (0)
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmutil/Makefile b/drivers/net/wireless/broadcom/brcm80211/brcmutil/Makefile
index 256c91f..7a82d61 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmutil/Makefile
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmutil/Makefile
@@ -1,23 +1,10 @@
+# SPDX-License-Identifier: ISC
 #
 # Makefile fragment for Broadcom 802.11n Networking Device Driver Utilities
 #
 # Copyright (c) 2011 Broadcom Corporation
 #
-# Permission to use, copy, modify, and/or distribute this software for any
-# purpose with or without fee is hereby granted, provided that the above
-# copyright notice and this permission notice appear in all copies.
-#
-# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
-# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
-# SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
-# OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
-# CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-
-ccflags-y :=				\
-	-Idrivers/net/wireless/broadcom/brcm80211/brcmutil \
-	-Idrivers/net/wireless/broadcom/brcm80211/include
+ccflags-y := -I $(srctree)/$(src)/../include
 
 obj-$(CONFIG_BRCMUTIL)	+= brcmutil.o
 brcmutil-objs	= utils.o d11.o
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmutil/d11.c b/drivers/net/wireless/broadcom/brcm80211/brcmutil/d11.c
index eb5db94..1e2b1e4 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmutil/d11.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmutil/d11.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2013 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 /*********************channel spec common functions*********************/
 
@@ -128,7 +117,7 @@
 		}
 		break;
 	default:
-		WARN_ON_ONCE(1);
+		WARN_ONCE(1, "Invalid chanspec 0x%04x\n", ch->chspec);
 		break;
 	}
 
@@ -140,7 +129,7 @@
 		ch->band = BRCMU_CHAN_BAND_2G;
 		break;
 	default:
-		WARN_ON_ONCE(1);
+		WARN_ONCE(1, "Invalid chanspec 0x%04x\n", ch->chspec);
 		break;
 	}
 }
@@ -167,7 +156,7 @@
 			ch->sb = BRCMU_CHAN_SB_U;
 			ch->control_ch_num += CH_10MHZ_APART;
 		} else {
-			WARN_ON_ONCE(1);
+			WARN_ONCE(1, "Invalid chanspec 0x%04x\n", ch->chspec);
 		}
 		break;
 	case BRCMU_CHSPEC_D11AC_BW_80:
@@ -188,7 +177,7 @@
 			ch->control_ch_num += CH_30MHZ_APART;
 			break;
 		default:
-			WARN_ON_ONCE(1);
+			WARN_ONCE(1, "Invalid chanspec 0x%04x\n", ch->chspec);
 			break;
 		}
 		break;
@@ -222,13 +211,13 @@
 			ch->control_ch_num += CH_70MHZ_APART;
 			break;
 		default:
-			WARN_ON_ONCE(1);
+			WARN_ONCE(1, "Invalid chanspec 0x%04x\n", ch->chspec);
 			break;
 		}
 		break;
 	case BRCMU_CHSPEC_D11AC_BW_8080:
 	default:
-		WARN_ON_ONCE(1);
+		WARN_ONCE(1, "Invalid chanspec 0x%04x\n", ch->chspec);
 		break;
 	}
 
@@ -240,7 +229,7 @@
 		ch->band = BRCMU_CHAN_BAND_2G;
 		break;
 	default:
-		WARN_ON_ONCE(1);
+		WARN_ONCE(1, "Invalid chanspec 0x%04x\n", ch->chspec);
 		break;
 	}
 }
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmutil/utils.c b/drivers/net/wireless/broadcom/brcm80211/brcmutil/utils.c
index 0543607..4c84c30 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmutil/utils.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmutil/utils.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h b/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h
index 686f7a8..d1037b6 100644
--- a/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h
+++ b/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #ifndef	_BRCM_HW_IDS_H_
@@ -60,6 +49,7 @@
 #define BRCM_CC_43664_CHIP_ID		43664
 #define BRCM_CC_4371_CHIP_ID		0x4371
 #define CY_CC_4373_CHIP_ID		0x4373
+#define CY_CC_43012_CHIP_ID		43012
 
 /* USB Device IDs */
 #define BRCM_USB_43143_DEVICE_ID	0xbd1e
@@ -74,6 +64,7 @@
 /* PCIE Device IDs */
 #define BRCM_PCIE_4350_DEVICE_ID	0x43a3
 #define BRCM_PCIE_4354_DEVICE_ID	0x43df
+#define BRCM_PCIE_4354_RAW_DEVICE_ID	0x4354
 #define BRCM_PCIE_4356_DEVICE_ID	0x43ec
 #define BRCM_PCIE_43567_DEVICE_ID	0x43d3
 #define BRCM_PCIE_43570_DEVICE_ID	0x43d9
diff --git a/drivers/net/wireless/broadcom/brcm80211/include/brcmu_d11.h b/drivers/net/wireless/broadcom/brcm80211/include/brcmu_d11.h
index 8b8b2ec..f634402 100644
--- a/drivers/net/wireless/broadcom/brcm80211/include/brcmu_d11.h
+++ b/drivers/net/wireless/broadcom/brcm80211/include/brcmu_d11.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #ifndef	_BRCMU_D11_H_
diff --git a/drivers/net/wireless/broadcom/brcm80211/include/brcmu_utils.h b/drivers/net/wireless/broadcom/brcm80211/include/brcmu_utils.h
index 4196952..9465323 100644
--- a/drivers/net/wireless/broadcom/brcm80211/include/brcmu_utils.h
+++ b/drivers/net/wireless/broadcom/brcm80211/include/brcmu_utils.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #ifndef	_BRCMU_UTILS_H_
diff --git a/drivers/net/wireless/broadcom/brcm80211/include/brcmu_wifi.h b/drivers/net/wireless/broadcom/brcm80211/include/brcmu_wifi.h
index 75b2a04..7b31c21 100644
--- a/drivers/net/wireless/broadcom/brcm80211/include/brcmu_wifi.h
+++ b/drivers/net/wireless/broadcom/brcm80211/include/brcmu_wifi.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #ifndef	_BRCMU_WIFI_H_
@@ -239,6 +228,7 @@
 #define WPA2_AUTH_RESERVED4	0x0400
 #define WPA2_AUTH_RESERVED5	0x0800
 #define WPA2_AUTH_1X_SHA256	0x1000  /* 1X with SHA256 key derivation */
+#define WPA2_AUTH_FT		0x4000	/* Fast BSS Transition */
 #define WPA2_AUTH_PSK_SHA256	0x8000	/* PSK with SHA256 key derivation */
 
 #define DOT11_DEFAULT_RTS_LEN		2347
diff --git a/drivers/net/wireless/broadcom/brcm80211/include/chipcommon.h b/drivers/net/wireless/broadcom/brcm80211/include/chipcommon.h
index e1fd499..0340bba 100644
--- a/drivers/net/wireless/broadcom/brcm80211/include/chipcommon.h
+++ b/drivers/net/wireless/broadcom/brcm80211/include/chipcommon.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #ifndef	_SBCHIPC_H
@@ -269,6 +258,25 @@
 /* GSIO (spi/i2c) present, rev >= 37 */
 #define	CC_CAP2_GSIO		0x00000002
 
+/* sr_control0, rev >= 48 */
+#define CC_SR_CTL0_ENABLE_MASK			BIT(0)
+#define CC_SR_CTL0_ENABLE_SHIFT		0
+#define CC_SR_CTL0_EN_SR_ENG_CLK_SHIFT	1 /* sr_clk to sr_memory enable */
+#define CC_SR_CTL0_RSRC_TRIGGER_SHIFT	2 /* Rising edge resource trigger 0 to
+					   * sr_engine
+					   */
+#define CC_SR_CTL0_MIN_DIV_SHIFT	6 /* Min division value for fast clk
+					   * in sr_engine
+					   */
+#define CC_SR_CTL0_EN_SBC_STBY_SHIFT		16
+#define CC_SR_CTL0_EN_SR_ALP_CLK_MASK_SHIFT	18
+#define CC_SR_CTL0_EN_SR_HT_CLK_SHIFT		19
+#define CC_SR_CTL0_ALLOW_PIC_SHIFT	20 /* Allow pic to separate power
+					    * domains
+					    */
+#define CC_SR_CTL0_MAX_SR_LQ_CLK_CNT_SHIFT	25
+#define CC_SR_CTL0_EN_MEM_DISABLE_FOR_SLEEP	30
+
 /* pmucapabilities */
 #define PCAP_REV_MASK	0x000000ff
 #define PCAP_RC_MASK	0x00001f00
diff --git a/drivers/net/wireless/broadcom/brcm80211/include/defs.h b/drivers/net/wireless/broadcom/brcm80211/include/defs.h
index 8d1e85e..9e7e611 100644
--- a/drivers/net/wireless/broadcom/brcm80211/include/defs.h
+++ b/drivers/net/wireless/broadcom/brcm80211/include/defs.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #ifndef	_BRCM_DEFS_H_
diff --git a/drivers/net/wireless/broadcom/brcm80211/include/soc.h b/drivers/net/wireless/broadcom/brcm80211/include/soc.h
index 123cfa8..92d942b 100644
--- a/drivers/net/wireless/broadcom/brcm80211/include/soc.h
+++ b/drivers/net/wireless/broadcom/brcm80211/include/soc.h
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
 /*
  * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 
 #ifndef	_BRCM_SOC_H