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drm/amd/pp: Add smu support for VCN powergating on RV

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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>
This commit is contained in:
Rex Zhu
2018-05-16 20:09:09 +08:00
committed by Alex Deucher
parent 34319b329f
commit ca0b949463
1 changed files with 18 additions and 1 deletions
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19
drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
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@@ -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,