[PATCH] drm/amdgpu: wait till Gfxoff allow signal completes during suspend

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change guarantees that gfxoff is allowed before moving further in
s2idle sequence to add more reliablity about gfxoff in amdgpu IP's
suspend flow

Signed-off-by: Harsh Jain <harsh.jain@xxxxxxx>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
index 222d3d7ea076..5b2afe348c23 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c
@@ -581,11 +581,11 @@ void amdgpu_gfx_off_ctrl(struct amdgpu_device *adev, bool enable)
 
 		if (adev->gfx.gfx_off_req_count == 0 &&
 		    !adev->gfx.gfx_off_state) {
-			/* If going to s2idle, no need to wait */
-			if (adev->in_s0ix)
-				delay = GFX_OFF_NO_DELAY;
 			schedule_delayed_work(&adev->gfx.gfx_off_delay_work,
 					      delay);
+			/* If going to s2idle, no need to wait */
+			if (adev->in_s0ix)
+				flush_delayed_work(&adev->gfx.gfx_off_delay_work);
 		}
 	} else {
 		if (adev->gfx.gfx_off_req_count == 0) {
-- 
2.25.1




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