Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/gpu/drm/imx/ipuv3-crtc.c b/drivers/gpu/drm/imx/ipuv3-crtc.c
index 7d4b710..63c0284 100644
--- a/drivers/gpu/drm/imx/ipuv3-crtc.c
+++ b/drivers/gpu/drm/imx/ipuv3-crtc.c
@@ -1,32 +1,28 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* i.MX IPUv3 Graphics driver
*
* Copyright (C) 2011 Sascha Hauer, Pengutronix
- *
- * 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 <linux/component.h>
-#include <linux/module.h>
-#include <linux/export.h>
-#include <linux/device.h>
-#include <linux/platform_device.h>
-#include <drm/drmP.h>
-#include <drm/drm_atomic.h>
-#include <drm/drm_atomic_helper.h>
-#include <drm/drm_crtc_helper.h>
+
#include <linux/clk.h>
+#include <linux/component.h>
+#include <linux/device.h>
+#include <linux/dma-mapping.h>
#include <linux/errno.h>
-#include <drm/drm_gem_cma_helper.h>
-#include <drm/drm_fb_cma_helper.h>
+#include <linux/export.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
#include <video/imx-ipu-v3.h>
+
+#include <drm/drm_atomic.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_fb_cma_helper.h>
+#include <drm/drm_gem_cma_helper.h>
+#include <drm/drm_probe_helper.h>
+#include <drm/drm_vblank.h>
+
#include "imx-drm.h"
#include "ipuv3-plane.h"
@@ -42,6 +38,7 @@
struct ipu_dc *dc;
struct ipu_di *di;
int irq;
+ struct drm_pending_vblank_event *event;
};
static inline struct ipu_crtc *to_ipu_crtc(struct drm_crtc *crtc)
@@ -78,7 +75,7 @@
if (disable_partial)
ipu_plane_disable(ipu_crtc->plane[1], true);
if (disable_full)
- ipu_plane_disable(ipu_crtc->plane[0], false);
+ ipu_plane_disable(ipu_crtc->plane[0], true);
}
static void ipu_crtc_atomic_disable(struct drm_crtc *crtc,
@@ -98,14 +95,14 @@
ipu_dc_disable(ipu);
ipu_prg_disable(ipu);
+ drm_crtc_vblank_off(crtc);
+
spin_lock_irq(&crtc->dev->event_lock);
- if (crtc->state->event) {
+ if (crtc->state->event && !crtc->state->active) {
drm_crtc_send_vblank_event(crtc, crtc->state->event);
crtc->state->event = NULL;
}
spin_unlock_irq(&crtc->dev->event_lock);
-
- drm_crtc_vblank_off(crtc);
}
static void imx_drm_crtc_reset(struct drm_crtc *crtc)
@@ -181,8 +178,31 @@
static irqreturn_t ipu_irq_handler(int irq, void *dev_id)
{
struct ipu_crtc *ipu_crtc = dev_id;
+ struct drm_crtc *crtc = &ipu_crtc->base;
+ unsigned long flags;
+ int i;
- drm_crtc_handle_vblank(&ipu_crtc->base);
+ drm_crtc_handle_vblank(crtc);
+
+ if (ipu_crtc->event) {
+ for (i = 0; i < ARRAY_SIZE(ipu_crtc->plane); i++) {
+ struct ipu_plane *plane = ipu_crtc->plane[i];
+
+ if (!plane)
+ continue;
+
+ if (ipu_plane_atomic_update_pending(&plane->base))
+ break;
+ }
+
+ if (i == ARRAY_SIZE(ipu_crtc->plane)) {
+ spin_lock_irqsave(&crtc->dev->event_lock, flags);
+ drm_crtc_send_vblank_event(crtc, ipu_crtc->event);
+ ipu_crtc->event = NULL;
+ drm_crtc_vblank_put(crtc);
+ spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
+ }
+ }
return IRQ_HANDLED;
}
@@ -231,8 +251,10 @@
{
spin_lock_irq(&crtc->dev->event_lock);
if (crtc->state->event) {
+ struct ipu_crtc *ipu_crtc = to_ipu_crtc(crtc);
+
WARN_ON(drm_crtc_vblank_get(crtc));
- drm_crtc_arm_vblank_event(crtc, crtc->state->event);
+ ipu_crtc->event = crtc->state->event;
crtc->state->event = NULL;
}
spin_unlock_irq(&crtc->dev->event_lock);
@@ -277,7 +299,7 @@
sig_cfg.enable_pol = !(imx_crtc_state->bus_flags & DRM_BUS_FLAG_DE_LOW);
/* Default to driving pixel data on negative clock edges */
sig_cfg.clk_pol = !!(imx_crtc_state->bus_flags &
- DRM_BUS_FLAG_PIXDATA_POSEDGE);
+ DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE);
sig_cfg.bus_format = imx_crtc_state->bus_format;
sig_cfg.v_to_h_sync = 0;
sig_cfg.hsync_pin = imx_crtc_state->di_hsync_pin;