Commit 7e452ce9 authored by Eric Huang's avatar Eric Huang Committed by Alex Deucher
Browse files

drm/amdgpu: add mmhub powergating set by smu 



PSP will disable legacy mmhub PG setting that is programming
registers, and drive will use SMC message to
set it up.

Signed-off-by: default avatarEric Huang <JinHuiEric.Huang@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 72d76191

drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c

+3 −0
Original line number Diff line number Diff line
@@ -471,6 +471,9 @@ void mmhub_v1_0_update_power_gating(struct amdgpu_device *adev, 
						RENG_EXECUTE_ON_REG_UPDATE, 1);

		WREG32_SOC15(MMHUB, 0, mmPCTL1_RENG_EXECUTE, pctl1_reng_execute);



		if (adev->powerplay.pp_funcs->set_mmhub_powergating_by_smu)

			amdgpu_dpm_set_mmhub_powergating_by_smu(adev);



	} else {

		pctl0_reng_execute = REG_SET_FIELD(pctl0_reng_execute,

						PCTL0_RENG_EXECUTE,

CRA Git | Maintained and supported by SUSTech CRA and CCSE