[PATCH v2 3/4] drm/i915: Make GEM suspend all GTs

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From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>

Walk all GTs when suspending.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
Signed-off-by: Matt Roper <matthew.d.roper@xxxxxxxxx>
Reviewed-by: Andi Shyti <andi.shyti@xxxxxxxxxxxxxxx>
---
 drivers/gpu/drm/i915/gem/i915_gem_pm.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_pm.c b/drivers/gpu/drm/i915/gem/i915_gem_pm.c
index 2c80cc8362b6..e5bfb6be9f7a 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_pm.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_pm.c
@@ -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++) {
-- 
2.37.3




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