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drm/amd/amdgpu: don't track state in UVD clockgating

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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>
This commit is contained in:
Tom St Denis 2016-07-28 09:44:49 -04:00 committed by Alex Deucher
parent 7acc83d4df
commit 2875125c31
1 changed files with 4 additions and 10 deletions
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14
drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c
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@ -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 {