UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

drm/amd/powerplay: add interface to set min dcef deep sleep (v2) 

This patch adds interface to set min dcef deep sleep for smu.
It's to set min deep sleep dce fclk with bootup value from vbios via
SetMinDeepSleepDcefclk MSG.

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 22:00:22 +08:00 committed by Alex Deucher
parent 31b5ae495d
commit a7ebb6d2fd
2 changed files with 11 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
View File

@ -200,6 +200,14 @@ static int smu_smc_table_hw_init(struct smu_context *smu)
if (ret)
return ret;
/*
* Set min deep sleep dce fclk with bootup value from vbios via
* SetMinDeepSleepDcefclk MSG.
*/
ret = smu_set_min_dcef_deep_sleep(smu);
if (ret)
return ret;
return 0;
}

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

@ -46,6 +46,7 @@ struct smu_funcs
int (*populate_smc_pptable)(struct smu_context *smu);
int (*check_fw_version)(struct smu_context *smu);
int (*write_pptable)(struct smu_context *smu);
int (*set_min_dcef_deep_sleep)(struct smu_context *smu);
};
#define smu_init_microcode(smu) \
@ -72,6 +73,8 @@ struct smu_funcs
((smu)->funcs->check_fw_version ? (smu)->funcs->check_fw_version((smu)) : 0)
#define smu_write_pptable(smu) \
((smu)->funcs->write_pptable ? (smu)->funcs->write_pptable((smu)) : 0)
#define smu_set_min_dcef_deep_sleep(smu) \
((smu)->funcs->set_min_dcef_deep_sleep ? (smu)->funcs->set_min_dcef_deep_sleep((smu)) : 0)
extern const struct amd_ip_funcs smu_ip_funcs;