From: Jack Xiao <Jack.Xiao@xxxxxxx> For sw control power gating, it needs notify SMU to power up/down VCN when enter/exit working state. Signed-off-by: Jack Xiao <Jack.Xiao@xxxxxxx> Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx> Reviewed-by: Huang Rui <ray.huang@xxxxxxx> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> --- drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c index 1b9770cb650b..7609e63e59bc 100644 --- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c @@ -27,6 +27,7 @@ #include "amdgpu_vcn.h" #include "soc15.h" #include "soc15d.h" +#include "amdgpu_pm.h" #include "vcn/vcn_2_0_0_offset.h" #include "vcn/vcn_2_0_0_sh_mask.h" @@ -779,6 +780,9 @@ static int vcn_v2_0_start(struct amdgpu_device *adev) uint32_t lmi_swap_cntl; int i, j, r; + if (adev->pm.dpm_enabled) + amdgpu_dpm_enable_uvd(adev, true); + vcn_v2_0_disable_static_power_gating(adev); /* set uvd status busy */ @@ -991,6 +995,9 @@ static int vcn_v2_0_stop(struct amdgpu_device *adev) vcn_v2_0_enable_clock_gating(adev); vcn_v2_0_enable_static_power_gating(adev); + if (adev->pm.dpm_enabled) + amdgpu_dpm_enable_uvd(adev, false); + return 0; } -- 2.20.1 _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx
