| /* |
| Copyright (c) 2017, The Linux Foundation. All rights reserved. |
| |
| Redistribution and use in source and binary forms, with or without |
| modification, are permitted provided that the following conditions are |
| met: |
| * Redistributions of source code must retain the above copyright |
| notice, this list of conditions and the following disclaimer. |
| * Redistributions in binary form must reproduce the above |
| copyright notice, this list of conditions and the following |
| disclaimer in the documentation and/or other materials provided |
| with the distribution. |
| * Neither the name of The Linux Foundation nor the names of its |
| contributors may be used to endorse or promote products derived |
| from this software without specific prior written permission. |
| |
| THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include <utils/debug.h> |
| |
| #include "hw_peripheral_drm.h" |
| |
| #define __CLASS__ "HWPeripheralDRM" |
| |
| using sde_drm::DRMDisplayType; |
| using sde_drm::DRMOps; |
| using sde_drm::DRMTopology; |
| using sde_drm::DRMPowerMode; |
| |
| namespace sdm { |
| |
| HWPeripheralDRM::HWPeripheralDRM(BufferSyncHandler *buffer_sync_handler, |
| BufferAllocator *buffer_allocator, |
| HWInfoInterface *hw_info_intf) |
| : HWDeviceDRM(buffer_sync_handler, buffer_allocator, hw_info_intf) { |
| disp_type_ = DRMDisplayType::PERIPHERAL; |
| device_name_ = "Peripheral Display"; |
| } |
| |
| DisplayError HWPeripheralDRM::Init() { |
| DisplayError ret = HWDeviceDRM::Init(); |
| if (ret != kErrorNone) { |
| DLOGE("Init failed for %s", device_name_); |
| return ret; |
| } |
| |
| scalar_data_.resize(hw_resource_.hw_dest_scalar_info.count); |
| |
| drm_mgr_intf_->GetConnectorInfo(token_.conn_id, &connector_info_); |
| if (connector_info_.topology == DRMTopology::UNKNOWN) { |
| connector_info_.topology = DRMTopology::DUAL_LM; |
| } |
| |
| InitializeConfigs(); |
| PopulateHWPanelInfo(); |
| UpdateMixerAttributes(); |
| |
| return kErrorNone; |
| } |
| |
| DisplayError HWPeripheralDRM::Validate(HWLayers *hw_layers) { |
| // Hijack the first validate to setup pipeline. This is a stopgap solution |
| HWLayersInfo &hw_layer_info = hw_layers->info; |
| if (first_cycle_) { |
| drm_atomic_intf_->Perform(DRMOps::CONNECTOR_SET_CRTC, token_.conn_id, token_.crtc_id); |
| drm_atomic_intf_->Perform(DRMOps::CONNECTOR_SET_POWER_MODE, token_.conn_id, DRMPowerMode::ON); |
| drm_atomic_intf_->Perform(DRMOps::CRTC_SET_MODE, token_.crtc_id, |
| &connector_info_.modes[current_mode_index_]); |
| drm_atomic_intf_->Perform(DRMOps::CRTC_SET_ACTIVE, token_.crtc_id, 1); |
| if (drm_atomic_intf_->Commit(true /* synchronous */, false /* retain pipes*/)) { |
| DLOGE("Setting up CRTC %d, Connector %d for %s failed", |
| token_.crtc_id, token_.conn_id, device_name_); |
| return kErrorResources; |
| } |
| // Reload connector info for updated info after 1st commit |
| drm_mgr_intf_->GetConnectorInfo(token_.conn_id, &connector_info_); |
| PopulateDisplayAttributes(current_mode_index_); |
| PopulateHWPanelInfo(); |
| first_cycle_ = false; |
| } |
| SetDestScalarData(hw_layer_info); |
| |
| return HWDeviceDRM::Validate(hw_layers); |
| } |
| |
| DisplayError HWPeripheralDRM::Commit(HWLayers *hw_layers) { |
| HWLayersInfo &hw_layer_info = hw_layers->info; |
| SetDestScalarData(hw_layer_info); |
| |
| return HWDeviceDRM::Commit(hw_layers); |
| } |
| |
| DisplayError HWPeripheralDRM::PowerOn() { |
| if (first_cycle_) { |
| return kErrorNone; |
| } |
| |
| return HWDeviceDRM::PowerOn(); |
| } |
| |
| void HWPeripheralDRM::ResetDisplayParams() { |
| sde_dest_scalar_data_ = {}; |
| for (uint32_t j = 0; j < scalar_data_.size(); j++) { |
| scalar_data_[j] = {}; |
| } |
| } |
| |
| void HWPeripheralDRM::SetDestScalarData(HWLayersInfo hw_layer_info) { |
| if (!hw_resource_.hw_dest_scalar_info.count) { |
| return; |
| } |
| |
| uint32_t index = 0; |
| for (uint32_t i = 0; i < hw_resource_.hw_dest_scalar_info.count; i++) { |
| DestScaleInfoMap::iterator it = hw_layer_info.dest_scale_info_map.find(i); |
| |
| if (it == hw_layer_info.dest_scale_info_map.end()) { |
| continue; |
| } |
| |
| HWDestScaleInfo *dest_scale_info = it->second; |
| SDEScaler *scale = &scalar_data_[index]; |
| hw_scale_->SetScaler(dest_scale_info->scale_data, scale); |
| sde_drm_dest_scaler_cfg *dest_scalar_data = &sde_dest_scalar_data_.ds_cfg[index]; |
| dest_scalar_data->flags = 0; |
| if (scale->scaler_v2.enable) { |
| dest_scalar_data->flags |= SDE_DRM_DESTSCALER_ENABLE; |
| } |
| if (scale->scaler_v2.de.enable) { |
| dest_scalar_data->flags |= SDE_DRM_DESTSCALER_ENHANCER_UPDATE; |
| } |
| if (dest_scale_info->scale_update) { |
| dest_scalar_data->flags |= SDE_DRM_DESTSCALER_SCALE_UPDATE; |
| } |
| dest_scalar_data->index = i; |
| dest_scalar_data->lm_width = dest_scale_info->mixer_width; |
| dest_scalar_data->lm_height = dest_scale_info->mixer_height; |
| dest_scalar_data->scaler_cfg = reinterpret_cast<uint64_t>(&scale->scaler_v2); |
| if (hw_panel_info_.partial_update) { |
| dest_scalar_data->flags |= SDE_DRM_DESTSCALER_PU_ENABLE; |
| } |
| index++; |
| } |
| sde_dest_scalar_data_.num_dest_scaler = UINT32(hw_layer_info.dest_scale_info_map.size()); |
| drm_atomic_intf_->Perform(DRMOps::CRTC_SET_DEST_SCALER_CONFIG, token_.crtc_id, |
| reinterpret_cast<uint64_t>(&sde_dest_scalar_data_)); |
| } |
| |
| DisplayError HWPeripheralDRM::Flush() { |
| DisplayError err = HWDeviceDRM::Flush(); |
| if (err != kErrorNone) { |
| return err; |
| } |
| |
| ResetDisplayParams(); |
| return kErrorNone; |
| } |
| |
| |
| } // namespace sdm |