diff options
| author | Rex Zhu <Rex.Zhu@amd.com> | 2016-09-18 16:55:00 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-09-22 10:24:19 -0400 |
| commit | a8ca34136453b5a570b514e466f8b0b9efd71df2 (patch) | |
| tree | 9d074e4465eedb4c30c61526943434ee12a04113 | |
| parent | 1bb08f91b0f6b2dd24a1a5bf42875258647ee285 (diff) | |
drm/amdgpu: set gfx clock gating for tonga/polaris.
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 6da7d94925eb..f490691d4b6c 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -5979,6 +5979,76 @@ static int gfx_v8_0_update_gfx_clock_gating(struct amdgpu_device *adev, return 0; } +static int gfx_v8_0_tonga_update_gfx_clock_gating(struct amdgpu_device *adev, + enum amd_clockgating_state state) +{ + uint32_t msg_id, pp_state; + void *pp_handle = adev->powerplay.pp_handle; + + if (state == AMD_CG_STATE_UNGATE) + pp_state = 0; + else + pp_state = PP_STATE_CG | PP_STATE_LS; + + msg_id = PP_CG_MSG_ID(PP_GROUP_GFX, + PP_BLOCK_GFX_CG, + PP_STATE_SUPPORT_CG | PP_STATE_SUPPORT_LS, + pp_state); + amd_set_clockgating_by_smu(pp_handle, msg_id); + + msg_id = PP_CG_MSG_ID(PP_GROUP_GFX, + PP_BLOCK_GFX_MG, + PP_STATE_SUPPORT_CG | PP_STATE_SUPPORT_LS, + pp_state); + amd_set_clockgating_by_smu(pp_handle, msg_id); + + return 0; +} + +static int gfx_v8_0_polaris_update_gfx_clock_gating(struct amdgpu_device *adev, + enum amd_clockgating_state state) +{ + uint32_t msg_id, pp_state; + void *pp_handle = adev->powerplay.pp_handle; + + if (state == AMD_CG_STATE_UNGATE) + pp_state = 0; + else + pp_state = PP_STATE_CG | PP_STATE_LS; + + msg_id = PP_CG_MSG_ID(PP_GROUP_GFX, + PP_BLOCK_GFX_CG, + PP_STATE_SUPPORT_CG | PP_STATE_SUPPORT_LS, + pp_state); + amd_set_clockgating_by_smu(pp_handle, msg_id); + + msg_id = PP_CG_MSG_ID(PP_GROUP_GFX, + PP_BLOCK_GFX_3D, + PP_STATE_SUPPORT_CG | PP_STATE_SUPPORT_LS, + pp_state); + amd_set_clockgating_by_smu(pp_handle, msg_id); + + msg_id = PP_CG_MSG_ID(PP_GROUP_GFX, + PP_BLOCK_GFX_MG, + PP_STATE_SUPPORT_CG | PP_STATE_SUPPORT_LS, + pp_state); + amd_set_clockgating_by_smu(pp_handle, msg_id); + + msg_id = PP_CG_MSG_ID(PP_GROUP_GFX, + PP_BLOCK_GFX_RLC, + PP_STATE_SUPPORT_CG | PP_STATE_SUPPORT_LS, + pp_state); + amd_set_clockgating_by_smu(pp_handle, msg_id); + + msg_id = PP_CG_MSG_ID(PP_GROUP_GFX, + PP_BLOCK_GFX_CP, + PP_STATE_SUPPORT_CG | PP_STATE_SUPPORT_LS, + pp_state); + amd_set_clockgating_by_smu(pp_handle, msg_id); + + return 0; +} + static int gfx_v8_0_set_clockgating_state(void *handle, enum amd_clockgating_state state) { @@ -5991,6 +6061,13 @@ static int gfx_v8_0_set_clockgating_state(void *handle, gfx_v8_0_update_gfx_clock_gating(adev, state == AMD_CG_STATE_GATE ? true : false); break; + case CHIP_TONGA: + gfx_v8_0_tonga_update_gfx_clock_gating(adev, state); + break; + case CHIP_POLARIS10: + case CHIP_POLARIS11: + gfx_v8_0_polaris_update_gfx_clock_gating(adev, state); + break; default: break; } |