Commit 4b3823ff authored by Tvrtko Ursulin's avatar Tvrtko Ursulin Committed by Matt Roper
Browse files

drm/i915: Make GEM suspend all GTs 



Walk all GTs when suspending.

Signed-off-by: default avatarTvrtko Ursulin <tvrtko.ursulin@intel.com>
Signed-off-by: default avatarMatt Roper <matthew.d.roper@intel.com>
Reviewed-by: default avatarAndi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220915232654.3283095-4-matthew.d.roper@intel.com
parent e23a4004

drivers/gpu/drm/i915/gem/i915_gem_pm.c

+9 −2
Original line number Diff line number Diff line
@@ -22,6 +22,9 @@ 


void i915_gem_suspend(struct drm_i915_private *i915)

{

	struct intel_gt *gt;

	unsigned int i;



	GEM_TRACE("%s\n", dev_name(i915->drm.dev));



	intel_wakeref_auto(&to_gt(i915)->userfault_wakeref, 0);
@@ -36,7 +39,8 @@ void i915_gem_suspend(struct drm_i915_private *i915) 
	 * state. Fortunately, the kernel_context is disposable and we do

	 * not rely on its state.

	 */

	intel_gt_suspend_prepare(to_gt(i915));

	for_each_gt(gt, i915, i)

		intel_gt_suspend_prepare(gt);



	i915_gem_drain_freed_objects(i915);

}
@@ -131,7 +135,9 @@ void i915_gem_suspend_late(struct drm_i915_private *i915) 
		&i915->mm.purge_list,

		NULL

	}, **phase;

	struct intel_gt *gt;

	unsigned long flags;

	unsigned int i;

	bool flush = false;



	/*
@@ -154,7 +160,8 @@ void i915_gem_suspend_late(struct drm_i915_private *i915) 
	 * machine in an unusable condition.

	 */



	intel_gt_suspend_late(to_gt(i915));

	for_each_gt(gt, i915, i)

		intel_gt_suspend_late(gt);



	spin_lock_irqsave(&i915->mm.obj_lock, flags);

	for (phase = phases; *phase; phase++) {