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Commit ca0b9494 authored by Rex Zhu's avatar Rex Zhu Committed by Alex Deucher
Browse files

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: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarRex Zhu <Rex.Zhu@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 34319b32

drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c

+18 −1
Original line number Diff line number Diff line
@@ -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,