Commit a7ebb6d2 authored by Huang Rui's avatar Huang Rui Committed by Alex Deucher
Browse files

drm/amd/powerplay: add interface to set min dcef deep sleep (v2) 



This patch adds interface to set min dcef deep sleep for smu.
It's to set min deep sleep dce fclk with bootup value from vbios via
SetMinDeepSleepDcefclk MSG.

v2: add detailed info to describe this function

Signed-off-by: default avatarHuang Rui <ray.huang@amd.com>
Acked-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 31b5ae49

drivers/gpu/drm/amd/powerplay/amdgpu_smu.c

+8 −0
Original line number Diff line number Diff line
@@ -200,6 +200,14 @@ static int smu_smc_table_hw_init(struct smu_context *smu) 
	if (ret)

		return ret;



	/*

	 * Set min deep sleep dce fclk with bootup value from vbios via

	 * SetMinDeepSleepDcefclk MSG.

	 */

	ret = smu_set_min_dcef_deep_sleep(smu);

	if (ret)

		return ret;



	return 0;

}

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

+3 −0
Original line number Diff line number Diff line
@@ -46,6 +46,7 @@ struct smu_funcs 
	int (*populate_smc_pptable)(struct smu_context *smu);

	int (*check_fw_version)(struct smu_context *smu);

	int (*write_pptable)(struct smu_context *smu);

	int (*set_min_dcef_deep_sleep)(struct smu_context *smu);

};



#define smu_init_microcode(smu) \
@@ -72,6 +73,8 @@ struct smu_funcs 
	((smu)->funcs->check_fw_version ? (smu)->funcs->check_fw_version((smu)) : 0)

#define smu_write_pptable(smu) \

	((smu)->funcs->write_pptable ? (smu)->funcs->write_pptable((smu)) : 0)

#define smu_set_min_dcef_deep_sleep(smu) \

	((smu)->funcs->set_min_dcef_deep_sleep ? (smu)->funcs->set_min_dcef_deep_sleep((smu)) : 0)





extern const struct amd_ip_funcs smu_ip_funcs;

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