Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index 88e4f69..1c448cf 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Contains common pci routines for ALL ppc platform
* (based on pci_32.c and pci_64.c)
@@ -9,11 +10,6 @@
* Rework, based on alpha PCI code.
*
* Common pmac/prep/chrp pci routines. -- Cort
- *
- * 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>
@@ -32,6 +28,7 @@
#include <linux/vmalloc.h>
#include <linux/slab.h>
#include <linux/vgaarb.h>
+#include <linux/numa.h>
#include <asm/processor.h>
#include <asm/io.h>
@@ -62,19 +59,13 @@
EXPORT_SYMBOL(isa_mem_base);
-static const struct dma_map_ops *pci_dma_ops = &dma_nommu_ops;
+static const struct dma_map_ops *pci_dma_ops;
void set_pci_dma_ops(const struct dma_map_ops *dma_ops)
{
pci_dma_ops = dma_ops;
}
-const struct dma_map_ops *get_pci_dma_ops(void)
-{
- return pci_dma_ops;
-}
-EXPORT_SYMBOL(get_pci_dma_ops);
-
/*
* This function should run under locking protection, specifically
* hose_spinlock.
@@ -132,7 +123,7 @@
int nid = of_node_to_nid(dev);
if (nid < 0 || !node_online(nid))
- nid = -1;
+ nid = NUMA_NO_NODE;
PHB_SET_NODE(phb, nid);
}
@@ -357,6 +348,17 @@
return NULL;
}
+struct pci_controller *pci_find_controller_for_domain(int domain_nr)
+{
+ struct pci_controller *hose;
+
+ list_for_each_entry(hose, &hose_list, list_node)
+ if (hose->global_number == domain_nr)
+ return hose;
+
+ return NULL;
+}
+
/*
* Reads the interrupt pin to determine if interrupt is use by card.
* If the interrupt is used, then gets the interrupt line from the
@@ -972,7 +974,7 @@
/* Hook up default DMA ops */
set_dma_ops(&dev->dev, pci_dma_ops);
- set_dma_offset(&dev->dev, PCI_DRAM_OFFSET);
+ dev->dev.archdata.dma_offset = PCI_DRAM_OFFSET;
/* Additional platform DMA/iommu setup */
phb = pci_bus_to_host(dev->bus);
@@ -1377,10 +1379,6 @@
pr_debug("PCI: Assigning unassigned resources...\n");
pci_assign_unassigned_resources();
}
-
- /* Call machine dependent fixup */
- if (ppc_md.pcibios_fixup)
- ppc_md.pcibios_fixup();
}
/* This is used by the PCI hotplug driver to allocate resource