diff options
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 52 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h | 2 |
3 files changed, 53 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index 3ecc7ef95172..cfb5220cf182 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -1350,6 +1350,10 @@ int amdgpu_display_modeset_create_props(struct amdgpu_device *adev) "dither", amdgpu_dither_enum_list, sz); + if (adev->dc_enabled) + drm_mode_create_power_saving_policy_property(adev_to_drm(adev), + DRM_MODE_POWER_SAVING_POLICY_ALL); + return 0; } diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 516eb3968e26..07e373deb814 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -6436,6 +6436,14 @@ int amdgpu_dm_connector_atomic_set_property(struct drm_connector *connector, } else if (property == adev->mode_info.underscan_property) { dm_new_state->underscan_enable = val; ret = 0; + } else if (property == dev->mode_config.power_saving_policy) { + dm_new_state->abm_forbidden = val & DRM_MODE_REQUIRE_COLOR_ACCURACY; + dm_new_state->abm_level = (dm_new_state->abm_forbidden || + !dm_old_state->abm_level) ? + ABM_LEVEL_IMMEDIATE_DISABLE : + dm_old_state->abm_level; + dm_new_state->psr_forbidden = val & DRM_MODE_REQUIRE_LOW_LATENCY; + ret = 0; } return ret; @@ -6478,6 +6486,13 @@ int amdgpu_dm_connector_atomic_get_property(struct drm_connector *connector, } else if (property == adev->mode_info.underscan_property) { *val = dm_state->underscan_enable; ret = 0; + } else if (property == dev->mode_config.power_saving_policy) { + *val = 0; + if (dm_state->psr_forbidden) + *val |= DRM_MODE_REQUIRE_LOW_LATENCY; + if (dm_state->abm_forbidden) + *val |= DRM_MODE_REQUIRE_COLOR_ACCURACY; + ret = 0; } return ret; @@ -6504,9 +6519,12 @@ static ssize_t panel_power_savings_show(struct device *device, u8 val; drm_modeset_lock(&dev->mode_config.connection_mutex, NULL); - val = to_dm_connector_state(connector->state)->abm_level == - ABM_LEVEL_IMMEDIATE_DISABLE ? 0 : - to_dm_connector_state(connector->state)->abm_level; + if (to_dm_connector_state(connector->state)->abm_forbidden) + val = 0; + else + val = to_dm_connector_state(connector->state)->abm_level == + ABM_LEVEL_IMMEDIATE_DISABLE ? 0 : + to_dm_connector_state(connector->state)->abm_level; drm_modeset_unlock(&dev->mode_config.connection_mutex); return sysfs_emit(buf, "%u\n", val); @@ -6530,10 +6548,16 @@ static ssize_t panel_power_savings_store(struct device *device, return -EINVAL; drm_modeset_lock(&dev->mode_config.connection_mutex, NULL); - to_dm_connector_state(connector->state)->abm_level = val ?: - ABM_LEVEL_IMMEDIATE_DISABLE; + if (to_dm_connector_state(connector->state)->abm_forbidden) + ret = -EBUSY; + else + to_dm_connector_state(connector->state)->abm_level = val ?: + ABM_LEVEL_IMMEDIATE_DISABLE; drm_modeset_unlock(&dev->mode_config.connection_mutex); + if (ret) + return ret; + drm_kms_helper_hotplug_event(dev); return count; @@ -7704,6 +7728,14 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm, aconnector->base.state->max_bpc = 16; aconnector->base.state->max_requested_bpc = aconnector->base.state->max_bpc; + if (connector_type == DRM_MODE_CONNECTOR_eDP && + (dc_is_dmcu_initialized(adev->dm.dc) || + adev->dm.dc->ctx->dmub_srv)) { + drm_object_attach_property(&aconnector->base.base, + dm->ddev->mode_config.power_saving_policy, + 0); + } + if (connector_type == DRM_MODE_CONNECTOR_HDMIA) { /* Content Type is currently only implemented for HDMI. */ drm_connector_attach_content_type_property(&aconnector->base); @@ -9307,6 +9339,7 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) for_each_oldnew_connector_in_state(state, connector, old_con_state, new_con_state, i) { struct dm_connector_state *dm_new_con_state = to_dm_connector_state(new_con_state); struct dm_connector_state *dm_old_con_state = to_dm_connector_state(old_con_state); + struct amdgpu_dm_connector *aconnector = to_amdgpu_dm_connector(connector); struct amdgpu_crtc *acrtc = to_amdgpu_crtc(dm_new_con_state->base.crtc); struct dc_surface_update *dummy_updates; struct dc_stream_update stream_update; @@ -9360,6 +9393,15 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) stream_update.hdr_static_metadata = &hdr_packet; } + aconnector->disallow_edp_enter_psr = dm_new_con_state->psr_forbidden; + + /* immediately disable PSR if disallowed */ + if (aconnector->disallow_edp_enter_psr) { + mutex_lock(&dm->dc_lock); + amdgpu_dm_psr_disable(dm_new_crtc_state->stream); + mutex_unlock(&dm->dc_lock); + } + status = dc_stream_get_status(dm_new_crtc_state->stream); if (WARN_ON(!status)) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h index 09519b7abf67..b246e82f5b0d 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h @@ -873,6 +873,8 @@ struct dm_connector_state { bool underscan_enable; bool freesync_capable; bool update_hdcp; + bool abm_forbidden; + bool psr_forbidden; uint8_t abm_level; int vcpi_slots; uint64_t pbn; |