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drm/amd/powerplay: add interface to init power (v2) 

This patch adds interface to init power function for smu.
It's to create smu_power_context structure, and allocate smu_dpm_context and
context size to fill the smu_power_context data.

v2: add detailed info to describe this function

Signed-off-by: Huang Rui <ray.huang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Huang Rui 2018-12-04 18:13:19 +08:00 committed by Alex Deucher
parent cabd44c064
commit 17e6081bc1
2 changed files with 13 additions and 0 deletions
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10
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
View File

@ -85,6 +85,16 @@ static int smu_smc_table_sw_init(struct smu_context *smu)
return ret; return ret;
} }
/**
* Create smu_power_context structure, and allocate smu_dpm_context and
* context size to fill the smu_power_context data.
*/
ret = smu_init_power(smu);
if (ret) {
pr_err("Failed to init smu_init_power!\n");
return ret;
}
return 0; return 0;
} }

3
drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
View File

@ -36,6 +36,7 @@ struct smu_funcs
{ {
int (*init_microcode)(struct smu_context *smu); int (*init_microcode)(struct smu_context *smu);
int (*init_smc_tables)(struct smu_context *smu); int (*init_smc_tables)(struct smu_context *smu);
int (*init_power)(struct smu_context *smu);
int (*load_microcode)(struct smu_context *smu); int (*load_microcode)(struct smu_context *smu);
int (*check_fw_status)(struct smu_context *smu); int (*check_fw_status)(struct smu_context *smu);
int (*read_pptable_from_vbios)(struct smu_context *smu); int (*read_pptable_from_vbios)(struct smu_context *smu);
@ -45,6 +46,8 @@ struct smu_funcs
((smu)->funcs->init_microcode ? (smu)->funcs->init_microcode((smu)) : 0) ((smu)->funcs->init_microcode ? (smu)->funcs->init_microcode((smu)) : 0)
#define smu_init_smc_tables(smu) \ #define smu_init_smc_tables(smu) \
((smu)->funcs->init_smc_tables ? (smu)->funcs->init_smc_tables((smu)) : 0) ((smu)->funcs->init_smc_tables ? (smu)->funcs->init_smc_tables((smu)) : 0)
#define smu_init_power(smu) \
((smu)->funcs->init_power ? (smu)->funcs->init_power((smu)) : 0)
#define smu_load_microcode(smu) \ #define smu_load_microcode(smu) \
((smu)->funcs->load_microcode ? (smu)->funcs->load_microcode((smu)) : 0) ((smu)->funcs->load_microcode ? (smu)->funcs->load_microcode((smu)) : 0)
#define smu_check_fw_status(smu) \ #define smu_check_fw_status(smu) \