Hi

Am 30.06.21 um 12:06 schrieb Greg KH:

On Wed, Jun 30, 2021 at 11:52:28AM +0200, Thomas Zimmermann wrote:

quoted

Remove all references to DRM's IRQ midlayer. i915 uses Linux' interrupt
functions directly.

v2:
	* also remove an outdated comment
	* move IRQ fix into separate patch
	* update Fixes tag (Daniel)

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Fixes: b318b82455bd ("drm/i915: Nuke drm_driver irq vfuncs")
Cc: Ville Syrjälä <redacted>
Cc: Chris Wilson <redacted>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: intel-gfx@lists.freedesktop.org
Cc: <redacted> # v5.4+
---
  drivers/gpu/drm/i915/i915_drv.c | 1 -
  drivers/gpu/drm/i915/i915_irq.c | 5 -----
  2 files changed, 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 850b499c71c8..73de45472f60 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c

@@ -42,7 +42,6 @@
  #include <drm/drm_aperture.h>
  #include <drm/drm_atomic_helper.h>
  #include <drm/drm_ioctl.h>
-#include <drm/drm_irq.h>
  #include <drm/drm_managed.h>
  #include <drm/drm_probe_helper.h>
  

diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 2203dca19895..1d4c683c9de9 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c

@@ -33,7 +33,6 @@
  #include <linux/sysrq.h>
  
  #include <drm/drm_drv.h>
-#include <drm/drm_irq.h>
  
  #include "display/intel_de.h"
  #include "display/intel_display_types.h"

@@ -4564,10 +4563,6 @@ void intel_runtime_pm_enable_interrupts(struct drm_i915_private *dev_priv)
  
  bool intel_irqs_enabled(struct drm_i915_private *dev_priv)
  {
-	/*
-	 * We only use drm_irq_uninstall() at unload and VT switch, so
-	 * this is the only thing we need to check.
-	 */
  	return dev_priv->runtime_pm.irqs_enabled;
  }
  

-- 
2.32.0

How is this a stable-kernel-related fix?

Sorry, it isn't. I forgot to remove the rsp Cc tag.

Best regards
Thomas

thanks,

greg k-h

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer