diff options
| author | Eric Huang <JinHuiEric.Huang@amd.com> | 2017-03-01 15:49:31 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-03-29 23:53:27 -0400 |
| commit | dd4bdf3b35dd8c33dfc41b9917f202f6602dfa48 (patch) | |
| tree | f6326a9d3b1a9b8ab779d51d043d58451674ae9c | |
| parent | a33c1a822c837f757c210995c9704f39d0cd4373 (diff) | |
drm/amd/powerplay: add voltage change support through pp_table
Disable avfs to make voltage change take effect.
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 12 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/inc/hwmgr.h | 1 |
2 files changed, 12 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c index fde8fcd46b58..8132d464dcb6 100644 --- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c +++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c @@ -750,7 +750,17 @@ static int pp_dpm_set_pp_table(void *handle, const char *buf, size_t size) hwmgr->soft_pp_table = hwmgr->hardcode_pp_table; - return amd_powerplay_reset(handle); + ret = amd_powerplay_reset(handle); + if (ret) + return ret; + + if (hwmgr->hwmgr_func->avfs_control) { + ret = hwmgr->hwmgr_func->avfs_control(hwmgr, false); + if (ret) + return ret; + } + + return 0; } static int pp_dpm_force_clock_level(void *handle, diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h index 8cf5aed055b6..d5aa6cd115bf 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h +++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h @@ -360,6 +360,7 @@ struct pp_hwmgr_func { int (*release_firmware)(struct pp_hwmgr *hwmgr); int (*set_power_profile_state)(struct pp_hwmgr *hwmgr, struct amd_pp_profile *request); + int (*avfs_control)(struct pp_hwmgr *hwmgr, bool enable); }; struct pp_table_func { |