From 8f77382a53a338faf0283246148303dbaf028322 Mon Sep 17 00:00:00 2001 From: Andrey Grodzovsky Date: Thu, 13 Jul 2017 10:56:48 -0400 Subject: [PATCH 0618/4131] drm/amd/display: Release cached atomic state in S3. Fixes memory leak. Signed-off-by: Andrey Grodzovsky Reviewed-by: Tony Cheng Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index b6a04ad..8377575 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -508,6 +508,7 @@ static int dm_suspend(void *handle) amdgpu_dm_irq_suspend(adev); + WARN_ON(adev->dm.cached_state); adev->dm.cached_state = drm_atomic_helper_suspend(adev->ddev); dc_set_power_state( @@ -607,6 +608,9 @@ int amdgpu_dm_display_resume(struct amdgpu_device *adev ) ret = drm_atomic_helper_resume(ddev, adev->dm.cached_state); + drm_atomic_state_put(adev->dm.cached_state); + adev->dm.cached_state = NULL; + amdgpu_dm_irq_resume_late(adev); return ret; -- 2.7.4