Commit 80f9bfe4 authored by chen gong's avatar chen gong Committed by Alex Deucher
Browse files

drm/amd/powerplay: Add mode2 mode for GPU RESET in SMU 



Renoir need to use mode2 mode to implement GPU RESET

Signed-off-by: default avatarchen gong <curry.gong@amd.com>
Reviewed-by: default avatarAaron Liu <aaron.liu@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 40463bdc

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

+10 −0
Original line number Diff line number Diff line
@@ -321,6 +321,13 @@ struct mclock_latency_table { 
	struct mclk_latency_entries  entries[MAX_REGULAR_DPM_NUM];

};



enum smu_reset_mode

{

    SMU_RESET_MODE_0,

    SMU_RESET_MODE_1,

    SMU_RESET_MODE_2,

};



enum smu_baco_state

{

	SMU_BACO_STATE_ENTER = 0,
@@ -537,6 +544,7 @@ struct smu_funcs 
	enum smu_baco_state (*baco_get_state)(struct smu_context *smu);

	int (*baco_set_state)(struct smu_context *smu, enum smu_baco_state state);

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

	int (*mode2_reset)(struct smu_context *smu);

	int (*get_dpm_ultimate_freq)(struct smu_context *smu, enum smu_clk_type clk_type, uint32_t *min, uint32_t *max);

};
@@ -760,6 +768,8 @@ struct smu_funcs 
	((smu)->funcs->baco_get_state? (smu)->funcs->baco_get_state((smu), (state)) : 0)

#define smu_baco_reset(smu) \

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

#define smu_mode2_reset(smu) \

	((smu)->funcs->mode2_reset? (smu)->funcs->mode2_reset((smu)) : 0)

#define smu_asic_set_performance_level(smu, level) \

	((smu)->ppt_funcs->set_performance_level? (smu)->ppt_funcs->set_performance_level((smu), (level)) : -EINVAL);

#define smu_dump_pptable(smu) \

drivers/gpu/drm/amd/powerplay/smu_v12_0.c

+4 −0
Original line number Diff line number Diff line
@@ -380,6 +380,9 @@ static int smu_v12_0_get_dpm_ultimate_freq(struct smu_context *smu, enum smu_clk 
	return ret;

}



static int smu_v12_0_mode2_reset(struct smu_context *smu){

	return smu_v12_0_send_msg_with_param(smu, SMU_MSG_GfxDeviceDriverReset, SMU_RESET_MODE_2);

}

static const struct smu_funcs smu_v12_0_funcs = {

	.check_fw_status = smu_v12_0_check_fw_status,

	.check_fw_version = smu_v12_0_check_fw_version,
@@ -394,6 +397,7 @@ static const struct smu_funcs smu_v12_0_funcs = { 
	.fini_smc_tables = smu_v12_0_fini_smc_tables,

	.populate_smc_tables = smu_v12_0_populate_smc_tables,

	.get_dpm_ultimate_freq = smu_v12_0_get_dpm_ultimate_freq,

	.mode2_reset = smu_v12_0_mode2_reset,

};



void smu_v12_0_set_smu_funcs(struct smu_context *smu)