drm/amd/amdgpu: don't track state in UVD clockgating
authorTom St Denis <tom.stdenis@amd.com>
Thu, 28 Jul 2016 13:44:49 +0000 (09:44 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 8 Aug 2016 15:32:40 +0000 (11:32 -0400)
There's no need to track CG state anymore.

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c

index 4dbd5ab..7f2b5de 100644 (file)
@@ -959,21 +959,15 @@ static int uvd_v6_0_set_clockgating_state(void *handle,
                                          enum amd_clockgating_state state)
 {
        struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-       bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
-       static int curstate = -1;
-
-       if (adev->asic_type == CHIP_FIJI ||
-                       adev->asic_type == CHIP_POLARIS10)
-               uvd_v6_set_bypass_mode(adev, enable);
 
        if (!(adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG))
                return 0;
 
-       if (curstate == state)
-               return 0;
+       if (adev->asic_type == CHIP_FIJI ||
+           adev->asic_type == CHIP_POLARIS10)
+               uvd_v6_set_bypass_mode(adev, state == AMD_CG_STATE_GATE ? true : false);
 
-       curstate = state;
-       if (enable) {
+       if (state == AMD_CG_STATE_GATE) {
                /* disable HW gating and enable Sw gating */
                uvd_v6_0_set_sw_clock_gating(adev);
        } else {