diff options
| author | Evan Quan <evan.quan@amd.com> | 2018-06-11 12:22:33 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-07-06 00:38:56 +0300 |
| commit | 28a7b4f4498546c0d4d41c084abd0496f9922bf3 (patch) | |
| tree | a5993d10f493f0c37904505c69f6d6c1a137e71c /drivers/gpu/drm/amd/powerplay | |
| parent | e17c7f92b2b7c2f14934c305a8d72bbb0bf6f362 (diff) | |
| download | linux-28a7b4f4498546c0d4d41c084abd0496f9922bf3.tar.xz | |
drm/amd/powerplay: set vega12 pre display configurations
Set num_displays to 0 and force uclk high as part of the mode
set sequence.
Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c index d28227efe906..e899a0cdbb0d 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c @@ -2110,6 +2110,45 @@ static int vega12_apply_clocks_adjust_rules(struct pp_hwmgr *hwmgr) return 0; } +static int vega12_set_uclk_to_highest_dpm_level(struct pp_hwmgr *hwmgr, + struct vega12_single_dpm_table *dpm_table) +{ + struct vega12_hwmgr *data = (struct vega12_hwmgr *)(hwmgr->backend); + int ret = 0; + + if (data->smu_features[GNLD_DPM_UCLK].enabled) { + PP_ASSERT_WITH_CODE(dpm_table->count > 0, + "[SetUclkToHightestDpmLevel] Dpm table has no entry!", + return -EINVAL); + PP_ASSERT_WITH_CODE(dpm_table->count <= NUM_UCLK_DPM_LEVELS, + "[SetUclkToHightestDpmLevel] Dpm table has too many entries!", + return -EINVAL); + + dpm_table->dpm_state.hard_min_level = dpm_table->dpm_levels[dpm_table->count - 1].value; + PP_ASSERT_WITH_CODE(!(ret = smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_SetHardMinByFreq, + (PPCLK_UCLK << 16 ) | dpm_table->dpm_state.hard_min_level)), + "[SetUclkToHightestDpmLevel] Set hard min uclk failed!", + return ret); + } + + return ret; +} + +static int vega12_pre_display_configuration_changed_task(struct pp_hwmgr *hwmgr) +{ + struct vega12_hwmgr *data = (struct vega12_hwmgr *)(hwmgr->backend); + int ret = 0; + + smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_NumOfDisplays, 0); + + ret = vega12_set_uclk_to_highest_dpm_level(hwmgr, + &data->dpm_table.mem_table); + + return ret; +} + static int vega12_display_configuration_changed_task(struct pp_hwmgr *hwmgr) { struct vega12_hwmgr *data = (struct vega12_hwmgr *)(hwmgr->backend); @@ -2364,6 +2403,8 @@ static const struct pp_hwmgr_func vega12_hwmgr_funcs = { .print_clock_levels = vega12_print_clock_levels, .apply_clocks_adjust_rules = vega12_apply_clocks_adjust_rules, + .pre_display_config_changed = + vega12_pre_display_configuration_changed_task, .display_config_changed = vega12_display_configuration_changed_task, .powergate_uvd = vega12_power_gate_uvd, .powergate_vce = vega12_power_gate_vce, |