Commit e911671c authored by shaoyunl's avatar shaoyunl Committed by Alex Deucher
Browse files

drm/powerplay: Add smu set xgmi pstate interface 



XGMI pstate is controlled by SMU, driver need this interface to communicate
with SMU

Signed-off-by: default avatarshaoyunl <shaoyun.liu@amd.com>
Reviewed-by: default avatarEvan Quan <evan.quan@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 3d2aca8c

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

+4 −0
Original line number Diff line number Diff line
@@ -540,6 +540,8 @@ struct smu_funcs 
	int (*get_fan_speed_percent)(struct smu_context *smu, uint32_t *speed);

	int (*set_fan_speed_percent)(struct smu_context *smu, uint32_t speed);

	int (*set_fan_speed_rpm)(struct smu_context *smu, uint32_t speed);

	int (*set_xgmi_pstate)(struct smu_context *smu, uint32_t pstate);



};



#define smu_init_microcode(smu) \
@@ -723,6 +725,8 @@ struct smu_funcs 
	((smu)->funcs->get_sclk ? (smu)->funcs->get_sclk((smu), (low)) : 0)

#define smu_get_mclk(smu, low) \

	((smu)->funcs->get_mclk ? (smu)->funcs->get_mclk((smu), (low)) : 0)

#define smu_set_xgmi_pstate(smu, pstate) \

		((smu)->funcs->set_xgmi_pstate ? (smu)->funcs->set_xgmi_pstate((smu), (pstate)) : 0)





extern int smu_get_atom_data_table(struct smu_context *smu, uint32_t table,

drivers/gpu/drm/amd/powerplay/smu_v11_0.c

+8 −1
Original line number Diff line number Diff line
@@ -1893,6 +1893,13 @@ set_fan_speed_rpm_failed: 
	return ret;

}



static int smu_v11_0_set_xgmi_pstate(struct smu_context *smu,

				     uint32_t pstate)

{

	/* send msg to SMU to set pstate */

	return 0;

}



static const struct smu_funcs smu_v11_0_funcs = {

	.init_microcode = smu_v11_0_init_microcode,

	.load_microcode = smu_v11_0_load_microcode,
@@ -1947,6 +1954,7 @@ static const struct smu_funcs smu_v11_0_funcs = { 
	.get_fan_speed_percent = smu_v11_0_get_fan_speed_percent,

	.set_fan_speed_percent = smu_v11_0_set_fan_speed_percent,

	.set_fan_speed_rpm = smu_v11_0_set_fan_speed_rpm,

	.set_xgmi_pstate = smu_v11_0_set_xgmi_pstate,

};



void smu_v11_0_set_smu_funcs(struct smu_context *smu)
@@ -1954,7 +1962,6 @@ void smu_v11_0_set_smu_funcs(struct smu_context *smu) 
	struct amdgpu_device *adev = smu->adev;



	smu->funcs = &smu_v11_0_funcs;



	switch (adev->asic_type) {

	case CHIP_VEGA20:

		vega20_set_ppt_funcs(smu);

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