Commit 8279bb4e authored by Prike Liang's avatar Prike Liang Committed by Alex Deucher
Browse files

drm/amd/pm: add gfx_state_change_set() for rn gfx power switch (v2) 



The gfx_state_change_set() funtion can support set GFX power
change status to D0/D3.

v2: make sure to register callback (Alex)

Signed-off-by: default avatarPrike Liang <Prike.Liang@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Reviewed-by: default avatarHuang Rui <ray.huang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 628c36d7

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

+9 −9
Original line number Diff line number Diff line
@@ -828,14 +828,14 @@ int amdgpu_gfx_get_num_kcq(struct amdgpu_device *adev) 


void amdgpu_gfx_state_change_set(struct amdgpu_device *adev, enum gfx_change_state state)

{



	if (is_support_sw_smu(adev)) {

		smu_gfx_state_change_set(&adev->smu, state);

	} else {

		mutex_lock(&adev->pm.mutex);



		if (adev->powerplay.pp_funcs &&

		    adev->powerplay.pp_funcs->gfx_state_change_set)

			((adev)->powerplay.pp_funcs->gfx_state_change_set(

				(adev)->powerplay.pp_handle, state));



		mutex_unlock(&adev->pm.mutex);



	}

}

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

+2 −0
Original line number Diff line number Diff line
@@ -576,6 +576,7 @@ struct pptable_funcs { 
	int (*post_init)(struct smu_context *smu);

	void (*interrupt_work)(struct smu_context *smu);

	int (*gpo_control)(struct smu_context *smu, bool enablement);

	int (*gfx_state_change_set)(struct smu_context *smu, uint32_t state);

};



typedef enum {
@@ -764,6 +765,7 @@ int smu_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value); 
ssize_t smu_sys_get_gpu_metrics(struct smu_context *smu, void **table);



int smu_enable_mgpu_fan_boost(struct smu_context *smu);

int smu_gfx_state_change_set(struct smu_context *smu, uint32_t state);



#endif

#endif

drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c

+12 −0
Original line number Diff line number Diff line
@@ -2529,3 +2529,15 @@ int smu_enable_mgpu_fan_boost(struct smu_context *smu) 


	return ret;

}



int smu_gfx_state_change_set(struct smu_context *smu, uint32_t state)

{

	int ret = 0;



	mutex_lock(&smu->mutex);

	if (smu->ppt_funcs->gfx_state_change_set)

		ret = smu->ppt_funcs->gfx_state_change_set(smu, state);

	mutex_unlock(&smu->mutex);



	return ret;

}

drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c

+7 −0
Original line number Diff line number Diff line
@@ -1136,6 +1136,12 @@ static ssize_t renoir_get_gpu_metrics(struct smu_context *smu, 
	return sizeof(struct gpu_metrics_v2_0);

}



static int renoir_gfx_state_change_set(struct smu_context *smu, uint32_t state)

{



	return smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_GpuChangeState, state, NULL);

}



static const struct pptable_funcs renoir_ppt_funcs = {

	.set_power_state = NULL,

	.print_clk_levels = renoir_print_clk_levels,
@@ -1171,6 +1177,7 @@ static const struct pptable_funcs renoir_ppt_funcs = { 
	.get_pp_feature_mask = smu_cmn_get_pp_feature_mask,

	.set_pp_feature_mask = smu_cmn_set_pp_feature_mask,

	.get_gpu_metrics = renoir_get_gpu_metrics,

	.gfx_state_change_set = renoir_gfx_state_change_set,

};



void renoir_set_ppt_funcs(struct smu_context *smu)