[PATCH 1/2] drm/amdgpu: fix s3 resume back, uvd dpm randomly can't disable.

[Rex Zhu]

the value of last_mclk_dpm_enable_mask will be changed if
other clients(vce,dal) trigger set power state between enable
and disable uvd dpm.

Change-Id: I5bdca2ff7d401243780c71c8d73fdc1e8febaae1
Signed-off-by: Rex Zhu <Rex.Zhu at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/ci_dpm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
index 6ecfc48..966e5bf 100644
--- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
+++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c
@@ -4081,7 +4081,7 @@ static int ci_enable_uvd_dpm(struct amdgpu_device *adev, bool enable)
 							  pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
 		}
 	} else {
-		if (pi->last_mclk_dpm_enable_mask & 0x1) {
+		if (pi->uvd_enabled == true) {
 			pi->uvd_enabled = false;
 			pi->dpm_level_enable_mask.mclk_dpm_enable_mask |= 1;
 			amdgpu_ci_send_msg_to_smc_with_parameter(adev,
-- 
1.9.1