diff options
| author | Eric Huang <JinHuiEric.Huang@amd.com> | 2018-02-06 14:38:38 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-02-19 14:19:40 -0500 |
| commit | 72d7619106075232816e87e27791934ae9b7c445 (patch) | |
| tree | f15af8c47da1b0755e3328ae64bd95d39dd514a5 /drivers | |
| parent | b01a4f4897f3a03eada496dcde9b054998d65170 (diff) | |
| download | linux-72d7619106075232816e87e27791934ae9b7c445.tar.bz2 | |
drm/amd/powerplay: add mmhub powergating by smu in powerplay
new generic interface is added in powerplay.
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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 22 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/inc/hwmgr.h | 1 |
2 files changed, 23 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c index c571f8eca2fa..7c4b88aa7abb 100644 --- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c +++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c @@ -1475,6 +1475,27 @@ static int pp_get_display_mode_validation_clocks(void *handle, return ret; } +static int pp_set_mmhub_powergating_by_smu(void *handle) +{ + struct pp_hwmgr *hwmgr; + struct pp_instance *pp_handle = (struct pp_instance *)handle; + int ret = 0; + + ret = pp_check(pp_handle); + + if (ret) + return ret; + + hwmgr = pp_handle->hwmgr; + + if (hwmgr->hwmgr_func->set_mmhub_powergating_by_smu == NULL) { + pr_info("%s was not implemented.\n", __func__); + return 0; + } + + return hwmgr->hwmgr_func->set_mmhub_powergating_by_smu(hwmgr); +} + const struct amd_pm_funcs pp_dpm_funcs = { .load_firmware = pp_dpm_load_fw, .wait_for_fw_loading_complete = pp_dpm_fw_loading_complete, @@ -1521,4 +1542,5 @@ const struct amd_pm_funcs pp_dpm_funcs = { .set_watermarks_for_clocks_ranges = pp_set_watermarks_for_clocks_ranges, .display_clock_voltage_request = pp_display_clock_voltage_request, .get_display_mode_validation_clocks = pp_get_display_mode_validation_clocks, + .set_mmhub_powergating_by_smu = pp_set_mmhub_powergating_by_smu, }; diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h index cea4ce7233c0..4d96439dd989 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h +++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h @@ -347,6 +347,7 @@ struct pp_hwmgr_func { int (*odn_edit_dpm_table)(struct pp_hwmgr *hwmgr, enum PP_OD_DPM_TABLE_COMMAND type, long *input, uint32_t size); + int (*set_mmhub_powergating_by_smu)(struct pp_hwmgr *hwmgr); }; struct pp_table_func { |