diff options
| author |   Rex Zhu <Rex.Zhu@amd.com> | 2018-05-16 20:09:09 +0800 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2018-05-24 00:15:52 -0500 |
| commit | ca0b9494633f65ee6779d4c7ca19e799b8308e69 (patch) | |
| tree | 3f4d832b033656eb76927e7f79e2092d166d8b73 /drivers/gpu/drm/amd/powerplay | |
| parent | drm/amdgpu: skip CG for VCN when late_init/fini (diff) | |
| download | linux-dev-ca0b9494633f65ee6779d4c7ca19e799b8308e69.tar.xz linux-dev-ca0b9494633f65ee6779d4c7ca19e799b8308e69.zip | |
drm/amd/pp: Add smu support for VCN powergating on RV
Add the powerplay callback for powergating VCN (same
as UVD and VCE).
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c index 017ef2d169e9..85f84f4d8be5 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c @@ -1128,6 +1128,23 @@ static int smu10_set_mmhub_powergating_by_smu(struct pp_hwmgr *hwmgr) return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_PowerGateMmHub); } +static void smu10_powergate_vcn(struct pp_hwmgr *hwmgr, bool bgate) +{ + if (bgate) { + amdgpu_device_ip_set_powergating_state(hwmgr->adev, + AMD_IP_BLOCK_TYPE_VCN, + AMD_PG_STATE_GATE); + smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_PowerDownVcn, 0); + } else { + smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_PowerUpVcn, 0); + amdgpu_device_ip_set_powergating_state(hwmgr->adev, + AMD_IP_BLOCK_TYPE_VCN, + AMD_PG_STATE_UNGATE); + } +} + static const struct pp_hwmgr_func smu10_hwmgr_funcs = { .backend_init = smu10_hwmgr_backend_init, .backend_fini = smu10_hwmgr_backend_fini, @@ -1136,7 +1153,7 @@ static const struct pp_hwmgr_func smu10_hwmgr_funcs = { .force_dpm_level = smu10_dpm_force_dpm_level, .get_power_state_size = smu10_get_power_state_size, .powerdown_uvd = NULL, - .powergate_uvd = NULL, + .powergate_uvd = smu10_powergate_vcn, .powergate_vce = NULL, .get_mclk = smu10_dpm_get_mclk, .get_sclk = smu10_dpm_get_sclk, |