Commit a906277d authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu/powerplay: add set_mp1_state for vega20 



This sets the SMU into the proper state for various
operations (shutdown, unload, GPU reset, etc.).

Reviewed-by: default avatarEvan Quan <evan.quan@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 479baeac

drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c

+29 −0
Original line number Diff line number Diff line
@@ -3063,6 +3063,34 @@ static int vega20_odn_edit_dpm_table(struct pp_hwmgr *hwmgr, 
	return 0;

}



static int vega20_set_mp1_state(struct pp_hwmgr *hwmgr,

				enum pp_mp1_state mp1_state)

{

	uint16_t msg;

	int ret;



	switch (mp1_state) {

	case PP_MP1_STATE_SHUTDOWN:

		msg = PPSMC_MSG_PrepareMp1ForShutdown;

		break;

	case PP_MP1_STATE_UNLOAD:

		msg = PPSMC_MSG_PrepareMp1ForUnload;

		break;

	case PP_MP1_STATE_RESET:

		msg = PPSMC_MSG_PrepareMp1ForReset;

		break;

	case PP_MP1_STATE_NONE:

	default:

		return 0;

	}



	PP_ASSERT_WITH_CODE((ret = smum_send_msg_to_smc(hwmgr, msg)) == 0,

			    "[PrepareMp1] Failed!",

			    return ret);



	return 0;

}



static int vega20_get_ppfeature_status(struct pp_hwmgr *hwmgr, char *buf)

{

	static const char *ppfeature_name[] = {
@@ -4123,6 +4151,7 @@ static const struct pp_hwmgr_func vega20_hwmgr_funcs = { 
	.get_asic_baco_capability = vega20_baco_get_capability,

	.get_asic_baco_state = vega20_baco_get_state,

	.set_asic_baco_state = vega20_baco_set_state,

	.set_mp1_state = vega20_set_mp1_state,

};



int vega20_hwmgr_init(struct pp_hwmgr *hwmgr)