sw clockgate was used on uvd6.0. when uvd is idle, we gate the uvd clock. when decode, we ungate the uvd clock.
Change-Id: I79ecdc5d0f48e97919386a08acca994f1fa05484 Signed-off-by: Rex Zhu <[email protected]> --- drivers/gpu/drm/amd/amdgpu/cz_dpm.c | 6 ++---- drivers/gpu/drm/amd/powerplay/hwmgr/cz_clockpowergating.c | 4 ++-- 2 files changed, 4 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c index 41fa351..ba2b66b 100644 --- a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c @@ -2111,9 +2111,8 @@ static void cz_dpm_powergate_uvd(struct amdgpu_device *adev, bool gate) if (gate) { if (pi->caps_uvd_pg) { - /* disable clockgating so we can properly shut down the block */ ret = amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_UVD, - AMD_CG_STATE_UNGATE); + AMD_CG_STATE_GATE); if (ret) { DRM_ERROR("UVD DPM Power Gating failed to set clockgating state\n"); return; @@ -2159,9 +2158,8 @@ static void cz_dpm_powergate_uvd(struct amdgpu_device *adev, bool gate) return; } - /* enable clockgating. hw will dynamically gate/ungate clocks on the fly */ ret = amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_UVD, - AMD_CG_STATE_GATE); + AMD_CG_STATE_UNGATE); if (ret) { DRM_ERROR("UVD DPM Power Gating Failed to set clockgating state\n"); return; diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_clockpowergating.c b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_clockpowergating.c index 2028980..b0c63c5 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_clockpowergating.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_clockpowergating.c @@ -169,7 +169,7 @@ int cz_dpm_powergate_uvd(struct pp_hwmgr *hwmgr, bool bgate) if (bgate) { cgs_set_clockgating_state(hwmgr->device, AMD_IP_BLOCK_TYPE_UVD, - AMD_CG_STATE_UNGATE); + AMD_CG_STATE_GATE); cgs_set_powergating_state(hwmgr->device, AMD_IP_BLOCK_TYPE_UVD, AMD_PG_STATE_GATE); @@ -182,7 +182,7 @@ int cz_dpm_powergate_uvd(struct pp_hwmgr *hwmgr, bool bgate) AMD_CG_STATE_UNGATE); cgs_set_clockgating_state(hwmgr->device, AMD_IP_BLOCK_TYPE_UVD, - AMD_PG_STATE_GATE); + AMD_PG_STATE_UNGATE); cz_dpm_update_uvd_dpm(hwmgr, false); } -- 1.9.1 _______________________________________________ amd-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
