Commit dbe6a970 authored by Kevin Wang's avatar Kevin Wang Committed by Alex Deucher
Browse files

drm/amd/powerplay: implement smu update table function 



sometime, the driver need changed table data between driver and smu.
this function can help update table data

Signed-off-by: default avatarKevin Wang <Kevin1.Wang@amd.com>
Reviewed-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 74ba3553

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

+36 −0
Original line number Original line Diff line number Diff line
@@ -29,6 +29,42 @@ 
#include "smu_v11_0.h"

#include "smu_v11_0.h"

#include "atom.h"

#include "atom.h"





int smu_update_table(struct smu_context *smu, uint32_t table_id,

		     void *table_data, bool drv2smu)

{

	struct smu_table_context *smu_table = &smu->smu_table;

	struct smu_table *table = NULL;

	int ret = 0;



	if (!table_data || table_id >= smu_table->table_count)

		return -EINVAL;



	table = &smu_table->tables[table_id];



	if (drv2smu)

		memcpy(table->cpu_addr, table_data, table->size);



	ret = smu_send_smc_msg_with_param(smu, SMU_MSG_SetDriverDramAddrHigh,

					  upper_32_bits(table->mc_address));

	if (ret)

		return ret;

	ret = smu_send_smc_msg_with_param(smu, SMU_MSG_SetDriverDramAddrLow,

					  lower_32_bits(table->mc_address));

	if (ret)

		return ret;

	ret = smu_send_smc_msg_with_param(smu, drv2smu ?

					  SMU_MSG_TransferTableDram2Smu :

					  SMU_MSG_TransferTableSmu2Dram,

					  table_id);

	if (ret)

		return ret;



	if (!drv2smu)

		memcpy(table_data, table->cpu_addr, table->size);



	return ret;

}



int smu_feature_init_dpm(struct smu_context *smu)

int smu_feature_init_dpm(struct smu_context *smu)

{

{

	struct smu_feature *feature = &smu->smu_feature;

	struct smu_feature *feature = &smu->smu_feature;

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

+3 −0
Original line number Original line Diff line number Diff line
@@ -364,4 +364,7 @@ extern int smu_feature_set_enabled(struct smu_context *smu, int feature_id, bool 
extern int smu_feature_is_supported(struct smu_context *smu, int feature_id);

extern int smu_feature_is_supported(struct smu_context *smu, int feature_id);

extern int smu_feature_set_supported(struct smu_context *smu, int feature_id, bool enable);

extern int smu_feature_set_supported(struct smu_context *smu, int feature_id, bool enable);





int smu_update_table(struct smu_context *smu, uint32_t table_id,

		     void *table_data, bool drv2smu);



#endif
 
#endif

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