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Commit 8eb77198 authored by Mikita Lipski's avatar Mikita Lipski Committed by Alex Deucher
Browse files

drm/amd/powerplay: Add notify PWE function to SMU10 



Functionality to message smc to enable pwe after gpu suspense.
It is used in case when display resumes from S3 and wants to start
audio driver by enabling pwe.

Signed-off-by: default avatarMikita Lipski <mikita.lipski@amd.com>
Acked-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent a2a330ad

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

+8 −0
Original line number Diff line number Diff line
@@ -1113,6 +1113,13 @@ static int smu10_set_watermarks_for_clocks_ranges(struct pp_hwmgr *hwmgr, 
	data->water_marks_exist = true;

	return result;

}



static int smu10_smus_notify_pwe(struct pp_hwmgr *hwmgr)

{



	return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_SetRccPfcPmeRestoreRegister);

}



static int smu10_set_mmhub_powergating_by_smu(struct pp_hwmgr *hwmgr)

{

	return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_PowerGateMmHub);
@@ -1153,6 +1160,7 @@ static const struct pp_hwmgr_func smu10_hwmgr_funcs = { 
	.power_state_set = smu10_set_power_state_tasks,

	.dynamic_state_management_disable = smu10_disable_dpm_tasks,

	.set_mmhub_powergating_by_smu = smu10_set_mmhub_powergating_by_smu,

	.smus_notify_pwe = smu10_smus_notify_pwe,

	.gfx_off_control = smu10_gfx_off_control,

};

drivers/gpu/drm/amd/powerplay/inc/hwmgr.h

+1 −0
Original line number Diff line number Diff line
@@ -326,6 +326,7 @@ struct pp_hwmgr_func { 
					long *input, uint32_t size);

	int (*set_power_limit)(struct pp_hwmgr *hwmgr, uint32_t n);

	int (*set_mmhub_powergating_by_smu)(struct pp_hwmgr *hwmgr);

	int (*smus_notify_pwe)(struct pp_hwmgr *hwmgr);

};



struct pp_table_func {