diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2020-03-20 13:42:26 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-03-25 17:00:11 -0400 |
| commit | f8c83215bfda10f50027dd799d694ca377db0995 (patch) | |
| tree | ee5dfce9c654876306990610b0bb228778b4db6d /drivers/gpu/drm/amd | |
| parent | 2c02b38a10fc0717fadd94aab2b7eee656a3c44a (diff) | |
drm/amdgpu/smu11: add a helper to set the power source
Add a common smu11 helper to set the AC/DC power source.
Bug: https://gitlab.freedesktop.org/drm/amd/issues/1043
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 15 |
2 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h b/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h index 1c88219fe403..674e426ed59b 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h +++ b/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h @@ -267,4 +267,7 @@ uint32_t smu_v11_0_get_max_power_limit(struct smu_context *smu); int smu_v11_0_set_performance_level(struct smu_context *smu, enum amd_dpm_forced_level level); +int smu_v11_0_set_power_source(struct smu_context *smu, + enum smu_power_src_type power_src); + #endif diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c index 4fd77c7cfc80..20174bed11ce 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c @@ -1939,3 +1939,18 @@ int smu_v11_0_set_performance_level(struct smu_context *smu, return ret; } +int smu_v11_0_set_power_source(struct smu_context *smu, + enum smu_power_src_type power_src) +{ + int pwr_source; + + pwr_source = smu_power_get_index(smu, (uint32_t)power_src); + if (pwr_source < 0) + return -EINVAL; + + return smu_send_smc_msg_with_param(smu, + SMU_MSG_NotifyPowerSource, + pwr_source, + NULL); +} + |