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drm/amd/powerplay: add interface to get vbios bootup values (v2)

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This patch adds interface to get vbios bootup values for smu.
It's to get boot_values from vbios to set revision, gfxclk, and etc.

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 18:24:58 +08:00 committed by Alex Deucher
parent 17e6081bc1
commit a6b35900dc
2 changed files with 8 additions and 0 deletions
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5
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
View File

@ -140,6 +140,11 @@ static int smu_smc_table_hw_init(struct smu_context *smu)
if (ret)
return ret;
/* get boot_values from vbios to set revision, gfxclk, and etc. */
ret = smu_get_vbios_bootup_values(smu);
if (ret)
return ret;
return 0;
}

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

@ -40,6 +40,7 @@ struct smu_funcs
int (*load_microcode)(struct smu_context *smu);
int (*check_fw_status)(struct smu_context *smu);
int (*read_pptable_from_vbios)(struct smu_context *smu);
int (*get_vbios_bootup_values)(struct smu_context *smu);
};
#define smu_init_microcode(smu) \
@ -54,6 +55,8 @@ struct smu_funcs
((smu)->funcs->check_fw_status ? (smu)->funcs->check_fw_status((smu)) : 0)
#define smu_read_pptable_from_vbios(smu) \
((smu)->funcs->read_pptable_from_vbios ? (smu)->funcs->read_pptable_from_vbios((smu)) : 0)
#define smu_get_vbios_bootup_values(smu) \
((smu)->funcs->get_vbios_bootup_values ? (smu)->funcs->get_vbios_bootup_values((smu)) : 0)
extern const struct amd_ip_funcs smu_ip_funcs;