Merge tag 'drm-misc-fixes-2024-04-25' of...

Merge tag 'drm-misc-fixes-2024-04-25' of https://gitlab.freedesktop.org/drm/misc/kernel into drm-fixes

Short summary of fixes pull:

atomic-helpers:
- Fix memory leak in drm_format_conv_state_copy()

fbdev:
- fbdefio: Fix address calculation

gma500:
- Fix crash during boot
Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20240425102413.GA6301@localhost.localdomain

drivers/gpu/drm/drm_gem_atomic_helper.c

@@ -224,8 +224,8 @@ __drm_gem_duplicate_shadow_plane_state(struct drm_plane *plane,
 
 	__drm_atomic_helper_plane_duplicate_state(plane, &new_shadow_plane_state->base);
 
-	drm_format_conv_state_copy(&shadow_plane_state->fmtcnv_state,
-				   &new_shadow_plane_state->fmtcnv_state);
+	drm_format_conv_state_copy(&new_shadow_plane_state->fmtcnv_state,
+				   &shadow_plane_state->fmtcnv_state);
 }
 EXPORT_SYMBOL(__drm_gem_duplicate_shadow_plane_state);
 

drivers/gpu/drm/gma500/Makefile

@@ -34,7 +34,6 @@ gma500_gfx-y += \
 	  psb_intel_lvds.o \
 	  psb_intel_modes.o \
 	  psb_intel_sdvo.o \
-	  psb_lid.o \
 	  psb_irq.o
 
 gma500_gfx-$(CONFIG_ACPI) +=  opregion.o

drivers/gpu/drm/gma500/psb_device.c

@@ -73,8 +73,7 @@ static int psb_backlight_setup(struct drm_device *dev)
 	}
 
 	psb_intel_lvds_set_brightness(dev, PSB_MAX_BRIGHTNESS);
-	/* This must occur after the backlight is properly initialised */
-	psb_lid_timer_init(dev_priv);
+
 	return 0;
 }
 
@@ -259,8 +258,6 @@ static int psb_chip_setup(struct drm_device *dev)
 
 static void psb_chip_teardown(struct drm_device *dev)
 {
-	struct drm_psb_private *dev_priv = to_drm_psb_private(dev);
-	psb_lid_timer_takedown(dev_priv);
 	gma_intel_teardown_gmbus(dev);
 }
 

drivers/gpu/drm/gma500/psb_drv.h

@@ -162,7 +162,6 @@
 #define PSB_NUM_VBLANKS 2
 
 #define PSB_WATCHDOG_DELAY (HZ * 2)
-#define PSB_LID_DELAY (HZ / 10)
 
 #define PSB_MAX_BRIGHTNESS		100
 
@@ -491,11 +490,7 @@ struct drm_psb_private {
 	/* Hotplug handling */
 	struct work_struct hotplug_work;
 
-	/* LID-Switch */
-	spinlock_t lid_lock;
-	struct timer_list lid_timer;
 	struct psb_intel_opregion opregion;
-	u32 lid_last_state;
 
 	/* Watchdog */
 	uint32_t apm_reg;
@@ -591,10 +586,6 @@ struct psb_ops {
 	int i2c_bus;		/* I2C bus identifier for Moorestown */
 };
 
-/* psb_lid.c */
-extern void psb_lid_timer_init(struct drm_psb_private *dev_priv);
-extern void psb_lid_timer_takedown(struct drm_psb_private *dev_priv);
-
 /* modesetting */
 extern void psb_modeset_init(struct drm_device *dev);
 extern void psb_modeset_cleanup(struct drm_device *dev);

drivers/gpu/drm/gma500/psb_lid.c

-// SPDX-License-Identifier: GPL-2.0-only
-/**************************************************************************
- * Copyright (c) 2007, Intel Corporation.
- *
- * Authors: Thomas Hellstrom <thomas-at-tungstengraphics-dot-com>
- **************************************************************************/
-
-#include <linux/spinlock.h>
-
-#include "psb_drv.h"
-#include "psb_intel_reg.h"
-#include "psb_reg.h"
-
-static void psb_lid_timer_func(struct timer_list *t)
-{
-	struct drm_psb_private *dev_priv = from_timer(dev_priv, t, lid_timer);
-	struct drm_device *dev = (struct drm_device *)&dev_priv->dev;
-	struct timer_list *lid_timer = &dev_priv->lid_timer;
-	unsigned long irq_flags;
-	u32 __iomem *lid_state = dev_priv->opregion.lid_state;
-	u32 pp_status;
-
-	if (readl(lid_state) == dev_priv->lid_last_state)
-		goto lid_timer_schedule;
-
-	if ((readl(lid_state)) & 0x01) {
-		/*lid state is open*/
-		REG_WRITE(PP_CONTROL, REG_READ(PP_CONTROL) | POWER_TARGET_ON);
-		do {
-			pp_status = REG_READ(PP_STATUS);
-		} while ((pp_status & PP_ON) == 0 &&
-			 (pp_status & PP_SEQUENCE_MASK) != 0);
-
-		if (REG_READ(PP_STATUS) & PP_ON) {
-			/*FIXME: should be backlight level before*/
-			psb_intel_lvds_set_brightness(dev, 100);
-		} else {
-			DRM_DEBUG("LVDS panel never powered up");
-			return;
-		}
-	} else {
-		psb_intel_lvds_set_brightness(dev, 0);
-
-		REG_WRITE(PP_CONTROL, REG_READ(PP_CONTROL) & ~POWER_TARGET_ON);
-		do {
-			pp_status = REG_READ(PP_STATUS);
-		} while ((pp_status & PP_ON) == 0);
-	}
-	dev_priv->lid_last_state =  readl(lid_state);
-
-lid_timer_schedule:
-	spin_lock_irqsave(&dev_priv->lid_lock, irq_flags);
-	if (!timer_pending(lid_timer)) {
-		lid_timer->expires = jiffies + PSB_LID_DELAY;
-		add_timer(lid_timer);
-	}
-	spin_unlock_irqrestore(&dev_priv->lid_lock, irq_flags);
-}
-
-void psb_lid_timer_init(struct drm_psb_private *dev_priv)
-{
-	struct timer_list *lid_timer = &dev_priv->lid_timer;
-	unsigned long irq_flags;
-
-	spin_lock_init(&dev_priv->lid_lock);
-	spin_lock_irqsave(&dev_priv->lid_lock, irq_flags);
-
-	timer_setup(lid_timer, psb_lid_timer_func, 0);
-
-	lid_timer->expires = jiffies + PSB_LID_DELAY;
-
-	add_timer(lid_timer);
-	spin_unlock_irqrestore(&dev_priv->lid_lock, irq_flags);
-}
-
-void psb_lid_timer_takedown(struct drm_psb_private *dev_priv)
-{
-	del_timer_sync(&dev_priv->lid_timer);
-}
-

drivers/video/fbdev/core/fb_defio.c

@@ -196,7 +196,7 @@ static vm_fault_t fb_deferred_io_track_page(struct fb_info *info, unsigned long
  */
 static vm_fault_t fb_deferred_io_page_mkwrite(struct fb_info *info, struct vm_fault *vmf)
 {
-	unsigned long offset = vmf->address - vmf->vma->vm_start;
+	unsigned long offset = vmf->pgoff << PAGE_SHIFT;
 	struct page *page = vmf->page;
 
 	file_update_time(vmf->vma->vm_file);