sdm/libs/dal/hw_peripheral_drm.cpp

/*
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/*
* Changes from Qualcomm Innovation Center are provided under the following license:
*
* Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted (subject to the limitations in the
* disclaimer below) 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 Qualcomm Innovation Center, Inc. nor the names of its
*      contributors may be used to endorse or promote products derived
*      from this software without specific prior written permission.
*
* NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE
* GRANTED BY THIS LICENSE. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
* HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT HOLDER 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 <fcntl.h>
#include <display/drm/sde_drm.h>
#include <utils/debug.h>
#include <utils/sys.h>
#include <utils/rect.h>
#include <vector>
#include <string>
#include <cstring>
#include <algorithm>

#include "hw_peripheral_drm.h"

#define __CLASS__ "HWPeripheralDRM"

using sde_drm::DRMDisplayType;
using sde_drm::DRMOps;
using sde_drm::DRMPowerMode;
using sde_drm::DppsFeaturePayload;
using sde_drm::DRMDppsFeatureInfo;
using sde_drm::DRMPanelFeatureID;
using sde_drm::DRMPanelFeatureInfo;
using sde_drm::DRMSecureMode;

namespace sdm {

HWPeripheralDRM::HWPeripheralDRM(int32_t display_id, BufferAllocator *buffer_allocator,
                                 HWInfoInterface *hw_info_intf)
  : HWDeviceDRM(buffer_allocator, hw_info_intf) {
  disp_type_ = DRMDisplayType::PERIPHERAL;
  device_name_ = "Peripheral";
  display_id_ = display_id;
}

DisplayError HWPeripheralDRM::Init() {
  DisplayError ret = HWDeviceDRM::Init();
  if (ret != kErrorNone) {
    DLOGE("Init failed for %s", device_name_);
    return ret;
  }

  InitDestScaler();

  PopulateBitClkRates();
  CreatePanelFeaturePropertyMap();

  return kErrorNone;
}

void HWPeripheralDRM::InitDestScaler() {
  if (hw_resource_.hw_dest_scalar_info.count) {
    // Do all destination scaler block resource allocations here.
    dest_scaler_blocks_used_ = 1;
    if (kQuadSplit == mixer_attributes_.split_type) {
      dest_scaler_blocks_used_ = 4;
    } else if (kDualSplit == mixer_attributes_.split_type) {
      dest_scaler_blocks_used_ = 2;
    }
    if (hw_resource_.hw_dest_scalar_info.count >=
        (hw_dest_scaler_blocks_used_ + dest_scaler_blocks_used_)) {
      // Enough destination scaler blocks available so update the static counter.
      hw_dest_scaler_blocks_used_ += dest_scaler_blocks_used_;
    } else {
      dest_scaler_blocks_used_ = 0;
    }
    scalar_data_.resize(dest_scaler_blocks_used_);
    dest_scalar_cache_.resize(dest_scaler_blocks_used_);
    // Update crtc (layer-mixer) configuration info.
    mixer_attributes_.dest_scaler_blocks_used = dest_scaler_blocks_used_;
  }

  topology_control_ = UINT32(sde_drm::DRMTopologyControl::DSPP);
  if (dest_scaler_blocks_used_) {
    topology_control_ |= UINT32(sde_drm::DRMTopologyControl::DEST_SCALER);
  }
}

void HWPeripheralDRM::PopulateBitClkRates() {
  if (!hw_panel_info_.dyn_bitclk_support) {
    return;
  }

  // Group all bit_clk_rates corresponding to DRM_PREFERRED mode.
  uint32_t width = connector_info_.modes[current_mode_index_].mode.hdisplay;
  uint32_t height = connector_info_.modes[current_mode_index_].mode.vdisplay;

  for (auto &mode_info : connector_info_.modes) {
    auto &mode = mode_info.mode;
    if (mode.hdisplay == width && mode.vdisplay == height) {
      for (auto &sub_mode_info : mode_info.sub_modes) {
        for (uint32_t index = 0; index < sub_mode_info.dyn_bitclk_list.size(); index++) {
          if (std::find(bitclk_rates_.begin(), bitclk_rates_.end(),
                sub_mode_info.dyn_bitclk_list[index]) == bitclk_rates_.end()) {
            bitclk_rates_.push_back(sub_mode_info.dyn_bitclk_list[index]);
            DLOGI("Possible bit_clk_rates %" PRIu64, sub_mode_info.dyn_bitclk_list[index]);
          }
        }
      }
    }
  }

  hw_panel_info_.bitclk_rates = bitclk_rates_;
  DLOGI("bit_clk_rates Size %zu", bitclk_rates_.size());
}

DisplayError HWPeripheralDRM::SetJitterConfig(uint32_t jitter_type, float value, uint32_t time) {
  return HWDeviceDRM::SetJitterConfig(jitter_type, value, time);
}

DisplayError HWPeripheralDRM::SetDynamicDSIClock(uint64_t bit_clk_rate) {
  if (last_power_mode_ == DRMPowerMode::DOZE_SUSPEND || last_power_mode_ == DRMPowerMode::OFF) {
    return kErrorNotSupported;
  }

  if (doze_poms_switch_done_ || pending_poms_switch_) {
    return kErrorNotSupported;
  }

  if (vrefresh_) {
    // vrefresh change pending.
    // Defer bit rate clock change.
    return kErrorNotSupported;
  }

  if (GetSupportedBitClkRate(current_mode_index_, bit_clk_rate) ==
      connector_info_.modes[current_mode_index_].curr_bit_clk_rate) {
    return kErrorNone;
  }

  bit_clk_rate_ = bit_clk_rate;
  return kErrorNone;
}

DisplayError HWPeripheralDRM::GetDynamicDSIClock(uint64_t *bit_clk_rate) {
  // Update bit_rate corresponding to current refresh rate.
  *bit_clk_rate = (uint32_t)connector_info_.modes[current_mode_index_].curr_bit_clk_rate;
  return kErrorNone;
}


DisplayError HWPeripheralDRM::SetRefreshRate(uint32_t refresh_rate) {
  if (doze_poms_switch_done_ || pending_poms_switch_) {
    // poms switch in progress
    // Defer any refresh rate setting.
    return kErrorNotSupported;
  }

  DisplayError error = HWDeviceDRM::SetRefreshRate(refresh_rate);
  if (error != kErrorNone) {
    return error;
  }

  return kErrorNone;
}

DisplayError HWPeripheralDRM::SetDisplayMode(const HWDisplayMode hw_display_mode) {
  if (doze_poms_switch_done_ || pending_poms_switch_) {
    return kErrorNotSupported;
  }

  DisplayError error = HWDeviceDRM::SetDisplayMode(hw_display_mode);
  if (error != kErrorNone) {
    return error;
  }

  // update bit clk rates.
  hw_panel_info_.bitclk_rates = bitclk_rates_;

  return kErrorNone;
}

DisplayError HWPeripheralDRM::UpdateTransferTime(uint32_t transfer_time) {
  DisplayError error = HWDeviceDRM::UpdateTransferTime(transfer_time);

  return error;
}

DisplayError HWPeripheralDRM::Validate(HWLayersInfo *hw_layers_info) {
  SetDestScalarData(*hw_layers_info);
  SetIdlePCState();
  SetSelfRefreshState();
  SetVMReqState();

  return HWDeviceDRM::Validate(hw_layers_info);
}

DisplayError HWPeripheralDRM::Commit(HWLayersInfo *hw_layers_info) {
  SetDestScalarData(*hw_layers_info);

  int64_t cwb_fence_fd = -1;
  bool has_fence = SetupConcurrentWriteback(*hw_layers_info, false, &cwb_fence_fd);

  SetIdlePCState();
  SetSelfRefreshState();
  SetVMReqState();

  DisplayError error = HWDeviceDRM::Commit(hw_layers_info);
  shared_ptr<Fence> cwb_fence = Fence::Create(INT(cwb_fence_fd), "cwb_fence");
  if (error != kErrorNone) {
    return error;
  }

  if (has_fence) {
    hw_layers_info->output_buffer->release_fence = cwb_fence;
  }

  CacheDestScalarData();
  PostCommitConcurrentWriteback(hw_layers_info->output_buffer);

  // Initialize to default after successful commit
  synchronous_commit_ = false;
  active_ = true;

  if (pending_poms_switch_) {
    HWDeviceDRM::SetDisplayMode(kModeCommand);
    hw_panel_info_.bitclk_rates = bitclk_rates_;
    doze_poms_switch_done_ = true;
    pending_poms_switch_ = false;
  }

  idle_pc_state_ = sde_drm::DRMIdlePCState::NONE;
  // After commit, update the Self Refresh state
  if (self_refresh_state_ != kSelfRefreshNone) {
    if (self_refresh_state_ == kSelfRefreshReadAlloc) {
      self_refresh_state_ = kSelfRefreshDisableReadAlloc;
    } else if (self_refresh_state_ == kSelfRefreshDisableReadAlloc ||
               self_refresh_state_ == kSelfRefreshWriteAlloc) {
      self_refresh_state_ = kSelfRefreshNone;
    }
  }
  return error;
}

void HWPeripheralDRM::ResetDestScalarCache() {
  for (uint32_t j = 0; j < scalar_data_.size(); j++) {
    dest_scalar_cache_[j] = {};
  }
}

void HWPeripheralDRM::SetDestScalarData(const HWLayersInfo &hw_layer_info) {
  if (!hw_scale_ || !dest_scaler_blocks_used_) {
    return;
  }

  for (uint32_t i = 0; i < dest_scaler_blocks_used_; i++) {
    auto 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_[i];
    hw_scale_->SetScaler(dest_scale_info->scale_data, scale);

    sde_drm_dest_scaler_cfg *dest_scalar_data = &sde_dest_scalar_data_.ds_cfg[i];
    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;
    }
    if (hw_panel_info_.partial_update) {
      dest_scalar_data->flags |= SDE_DRM_DESTSCALER_PU_ENABLE;
    }
    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 (std::memcmp(&dest_scalar_cache_[i].scalar_data, scale, sizeof(SDEScaler)) ||
        dest_scalar_cache_[i].flags != dest_scalar_data->flags) {
      needs_ds_update_ = true;
    }
  }

  if (needs_ds_update_) {
    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_));
  }
}

void HWPeripheralDRM::CacheDestScalarData() {
  if (needs_ds_update_) {
    // Cache the destination scalar data during commit
    for (uint32_t i = 0; i < sde_dest_scalar_data_.num_dest_scaler; i++) {
      dest_scalar_cache_[i].flags = sde_dest_scalar_data_.ds_cfg[i].flags;
      dest_scalar_cache_[i].scalar_data = scalar_data_[i];
    }
    needs_ds_update_ = false;
  }
}

void HWPeripheralDRM::SetSelfRefreshState() {
  if (self_refresh_state_ != kSelfRefreshNone) {
    if (self_refresh_state_ == kSelfRefreshReadAlloc) {
      drm_atomic_intf_->Perform(sde_drm::DRMOps::CRTC_SET_CACHE_STATE, token_.crtc_id,
                                sde_drm::DRMCacheState::ENABLED);
    } else if (self_refresh_state_ == kSelfRefreshWriteAlloc) {
      drm_atomic_intf_->Perform(sde_drm::DRMOps::CONNECTOR_SET_CACHE_STATE,
                                cwb_config_.token.conn_id, sde_drm::DRMCacheWBState::ENABLED);
    } else if (self_refresh_state_ == kSelfRefreshDisableReadAlloc) {
      drm_atomic_intf_->Perform(sde_drm::DRMOps::CRTC_SET_CACHE_STATE, token_.crtc_id,
                                sde_drm::DRMCacheState::DISABLED);
    }
  }
}

DisplayError HWPeripheralDRM::Flush(HWLayersInfo *hw_layers_info) {
  DisplayError err = HWDeviceDRM::Flush(hw_layers_info);
  if (err != kErrorNone) {
    return err;
  }

  ResetDestScalarCache();
  return kErrorNone;
}

DisplayError HWPeripheralDRM::SetDppsFeature(void *payload, size_t size) {
  uint32_t obj_id = 0, object_type = 0, feature_id = 0;
  uint64_t value = 0;

  if (size != sizeof(DppsFeaturePayload)) {
    DLOGE("invalid payload size %zu, expected %zu", size, sizeof(DppsFeaturePayload));
    return kErrorParameters;
  }

  DppsFeaturePayload *feature_payload = reinterpret_cast<DppsFeaturePayload *>(payload);
  object_type = feature_payload->object_type;
  feature_id = feature_payload->feature_id;
  value = feature_payload->value;

  if (feature_id == sde_drm::kFeatureAd4Roi) {
    if (feature_payload->value) {
      DisplayDppsAd4RoiCfg *params = reinterpret_cast<DisplayDppsAd4RoiCfg *>
                                                      (feature_payload->value);
      if (!params) {
        DLOGE("invalid playload value %" PRIu64, feature_payload->value);
        return kErrorNotSupported;
      }

      ad4_roi_cfg_.h_x = params->h_start;
      ad4_roi_cfg_.h_y = params->h_end;
      ad4_roi_cfg_.v_x = params->v_start;
      ad4_roi_cfg_.v_y = params->v_end;
      ad4_roi_cfg_.factor_in = params->factor_in;
      ad4_roi_cfg_.factor_out = params->factor_out;

      value = (uint64_t)&ad4_roi_cfg_;
    }
  }

  if (feature_id == sde_drm::kFeatureLtmHistCtrl)
    ltm_hist_en_ = value;

  if (feature_id == sde_drm::kFeatureAbaHistCtrl)
    aba_hist_en_ = value;

  if (object_type == DRM_MODE_OBJECT_CRTC) {
    obj_id = token_.crtc_id;
  } else if (object_type == DRM_MODE_OBJECT_CONNECTOR) {
    obj_id = token_.conn_id;
  } else {
    DLOGE("invalid object type 0x%x", object_type);
    return kErrorUndefined;
  }

  drm_atomic_intf_->Perform(DRMOps::DPPS_CACHE_FEATURE, obj_id, feature_id, value);
  return kErrorNone;
}

DisplayError HWPeripheralDRM::GetDppsFeatureInfo(void *payload, size_t size) {
  if (size != sizeof(DRMDppsFeatureInfo)) {
    DLOGE("invalid payload size %zu, expected %zu", size, sizeof(DRMDppsFeatureInfo));
    return kErrorParameters;
  }
  DRMDppsFeatureInfo *feature_info = reinterpret_cast<DRMDppsFeatureInfo *>(payload);
  feature_info->obj_id = token_.crtc_id;
  drm_mgr_intf_->GetDppsFeatureInfo(feature_info);
  return kErrorNone;
}

DisplayError HWPeripheralDRM::HandleSecureEvent(SecureEvent secure_event,
                                                const HWQosData &qos_data) {
  switch (secure_event) {
    case kTUITransitionPrepare:
    case kTUITransitionUnPrepare:
      tui_state_ = kTUIStateInProgress;
      break;
    case kTUITransitionStart: {
      tui_state_ = kTUIStateStart;
      ControlIdlePowerCollapse(false /* enable */, false /* synchronous */);
      if (hw_panel_info_.mode != kModeCommand) {
        SetQOSData(qos_data);
        SetVMReqState();
        SetIdlePCState();
        DisplayError err = Flush(NULL);
        if (err != kErrorNone) {
          return err;
        }
        SetTUIState();
      }
    }
    break;

    case kTUITransitionEnd: {
      tui_state_ = kTUIStateEnd;
      ResetPropertyCache();
      ControlIdlePowerCollapse(true /* enable */, false /* synchronous */);
      if (hw_panel_info_.mode != kModeCommand || pending_power_state_ == kPowerStateOff) {
        SetQOSData(qos_data);
        SetVMReqState();
        SetIdlePCState();
        DisplayError err = Flush(NULL);
        if (err != kErrorNone) {
          return err;
        }
        SetTUIState();
      }
    }
    break;

    case kSecureDisplayStart: {
      secure_display_active_ = true;
      if (hw_panel_info_.mode != kModeCommand) {
        DisplayError err = Flush(NULL);
        if (err != kErrorNone) {
          return err;
        }
      }
    }
    break;

    case kSecureDisplayEnd: {
      if (hw_panel_info_.mode != kModeCommand) {
        DisplayError err = Flush(NULL);
        if (err != kErrorNone) {
          return err;
        }
      }
      secure_display_active_ = false;
      synchronous_commit_ = true;
    }
    break;

    default:
      DLOGE("Invalid secure event %d", secure_event);
      return kErrorNotSupported;
  }

  return kErrorNone;
}

DisplayError HWPeripheralDRM::ControlIdlePowerCollapse(bool enable, bool synchronous) {
  if (enable == idle_pc_enabled_) {
    return kErrorNone;
  }
  idle_pc_state_ = enable ? sde_drm::DRMIdlePCState::ENABLE : sde_drm::DRMIdlePCState::DISABLE;
  idle_pc_enabled_ = enable;
  return kErrorNone;
}

DisplayError HWPeripheralDRM::PowerOn(const HWQosData &qos_data, SyncPoints *sync_points) {
  DTRACE_SCOPED();
  if (!drm_atomic_intf_) {
    DLOGE("DRM Atomic Interface is null!");
    return kErrorUndefined;
  }

  if (first_cycle_ || tui_state_ != kTUIStateNone) {
    DLOGI("Request deferred TUI state %d", tui_state_);
    pending_power_state_ = kPowerStateOn;
    return kErrorDeferred;
  }
  SetVMReqState();

  if (switch_mode_valid_ && doze_poms_switch_done_ && (current_mode_index_ == cmd_mode_index_)) {
    HWDeviceDRM::SetDisplayMode(kModeVideo);
    hw_panel_info_.bitclk_rates = bitclk_rates_;
    doze_poms_switch_done_ = false;
  }

  if (!idle_pc_enabled_) {
    drm_atomic_intf_->Perform(sde_drm::DRMOps::CRTC_SET_IDLE_PC_STATE, token_.crtc_id,
                              sde_drm::DRMIdlePCState::ENABLE);
  }

  if (sde_dest_scalar_data_.num_dest_scaler) {
    drm_atomic_intf_->Perform(DRMOps::CRTC_SET_DEST_SCALER_CONFIG, token_.crtc_id,
                              reinterpret_cast<uint64_t>(&sde_dest_scalar_data_));
    needs_ds_update_ = true;
  }

  DisplayError err = HWDeviceDRM::PowerOn(qos_data, sync_points);
  if (err != kErrorNone) {
    return err;
  }
  idle_pc_state_ = sde_drm::DRMIdlePCState::NONE;
  idle_pc_enabled_ = true;
  pending_poms_switch_ = false;
  active_ = true;
  SetTUIState();

  CacheDestScalarData();

  return kErrorNone;
}

DisplayError HWPeripheralDRM::PowerOff(bool teardown, SyncPoints *sync_points) {
  DTRACE_SCOPED();
  if (!first_cycle_) {
    drm_mgr_intf_->MarkPanelFeatureForNullCommit(token_,
                                           panel_feature_property_map_[kPanelFeatureDemuraInitCfg]);
  }
  SetVMReqState();
  DisplayError err = kErrorNone;
  if (secure_display_active_) {
    err = Flush(NULL);
    if (err != kErrorNone) {
      return err;
    }
  }

  // QSync mode needs to be reset on device suspend and re-enabled on resume.
  drm_atomic_intf_->Perform(DRMOps::CONNECTOR_SET_QSYNC_MODE, token_.conn_id,
                            sde_drm::DRMQsyncMode::NONE);

  err = HWDeviceDRM::PowerOff(teardown, sync_points);
  if (err != kErrorNone) {
    return err;
  }

  pending_poms_switch_ = false;
  active_ = false;
  SetTUIState();

  return kErrorNone;
}

DisplayError HWPeripheralDRM::Doze(const HWQosData &qos_data, SyncPoints *sync_points) {
  DTRACE_SCOPED();
  SetVMReqState();

  if (!first_cycle_ && switch_mode_valid_ && !doze_poms_switch_done_ &&
    (current_mode_index_ == video_mode_index_)) {
    if (active_) {
      HWDeviceDRM::SetDisplayMode(kModeCommand);
      hw_panel_info_.bitclk_rates = bitclk_rates_;
      doze_poms_switch_done_ = true;
    } else {
      pending_poms_switch_ = true;
    }
  }
  DisplayError err = HWDeviceDRM::Doze(qos_data, sync_points);
  if (err != kErrorNone) {
    return err;
  }
  if (first_cycle_) {
    active_ = true;
  }
  SetTUIState();
  return kErrorNone;
}

DisplayError HWPeripheralDRM::DozeSuspend(const HWQosData &qos_data, SyncPoints *sync_points) {
  SetVMReqState();

  if (switch_mode_valid_ && !doze_poms_switch_done_ &&
    (current_mode_index_ == video_mode_index_)) {
    HWDeviceDRM::SetDisplayMode(kModeCommand);
    hw_panel_info_.bitclk_rates = bitclk_rates_;
    doze_poms_switch_done_ = true;
  }

  DisplayError err = HWDeviceDRM::DozeSuspend(qos_data, sync_points);
  if (err != kErrorNone) {
    return err;
  }

  pending_poms_switch_ = false;
  active_ = true;

  SetTUIState();
  return kErrorNone;
}

DisplayError HWPeripheralDRM::SetDisplayAttributes(uint32_t index) {
  if (doze_poms_switch_done_ || pending_poms_switch_ || bit_clk_rate_) {
    DLOGW("Bailing. Pending operations: doze_poms_switch_done_=%d, pending_poms_switch_=%d,"
     "bit_clk_rate_=%d", doze_poms_switch_done_, pending_poms_switch_, bit_clk_rate_);
    return kErrorDeferred;
  }

  HWDeviceDRM::SetDisplayAttributes(index);
  // update bit clk rates.
  hw_panel_info_.bitclk_rates = bitclk_rates_;

  return kErrorNone;
}

DisplayError HWPeripheralDRM::SetDisplayDppsAdROI(void *payload) {
  DisplayError err = kErrorNone;
  struct sde_drm::DppsFeaturePayload feature_payload = {};

  if (!payload) {
    DLOGE("Invalid payload parameter");
    return kErrorParameters;
  }

  feature_payload.object_type = DRM_MODE_OBJECT_CRTC;
  feature_payload.feature_id = sde_drm::kFeatureAd4Roi;
  feature_payload.value = (uint64_t)(payload);

  err = SetDppsFeature(&feature_payload, sizeof(feature_payload));
  if (err != kErrorNone) {
    DLOGE("Faid to SetDppsFeature feature_id = %d, err = %d",
           sde_drm::kFeatureAd4Roi, err);
  }

  return err;
}

DisplayError HWPeripheralDRM::SetFrameTrigger(FrameTriggerMode mode) {
  sde_drm::DRMFrameTriggerMode drm_mode = sde_drm::DRMFrameTriggerMode::FRAME_DONE_WAIT_DEFAULT;
  switch (mode) {
  case kFrameTriggerDefault:
    drm_mode = sde_drm::DRMFrameTriggerMode::FRAME_DONE_WAIT_DEFAULT;
    break;
  case kFrameTriggerSerialize:
    drm_mode = sde_drm::DRMFrameTriggerMode::FRAME_DONE_WAIT_SERIALIZE;
    break;
  case kFrameTriggerPostedStart:
    drm_mode = sde_drm::DRMFrameTriggerMode::FRAME_DONE_WAIT_POSTED_START;
    break;
  default:
    DLOGE("Invalid frame trigger mode %d", (int32_t)mode);
    return kErrorParameters;
  }

  int ret = drm_atomic_intf_->Perform(DRMOps::CONNECTOR_SET_FRAME_TRIGGER,
                                      token_.conn_id, drm_mode);
  if (ret) {
    DLOGE("Failed to perform CONNECTOR_SET_FRAME_TRIGGER, drm_mode %d, ret %d", drm_mode, ret);
    return kErrorUndefined;
  }
  return kErrorNone;
}

DisplayError HWPeripheralDRM::SetPanelBrightness(int level) {
  DTRACE_SCOPED();
  if (pending_power_state_ != kPowerStateNone) {
    DLOGI("Power state %d pending!! Skip for now", pending_power_state_);
    return kErrorDeferred;
  }

#ifdef TRUSTED_VM
  if (first_cycle_) {
    DLOGI("First cycle is not done yet!! Skip for now");
    return kErrorDeferred;
  }
#endif

  char buffer[kMaxSysfsCommandLength] = {0};

  if (brightness_base_path_.empty()) {
    return kErrorHardware;
  }
  if (!active_) {
    return kErrorNone;
  }

  std::string brightness_node(brightness_base_path_ + "brightness");
  int fd = Sys::open_(brightness_node.c_str(), O_RDWR);
#ifdef TRUSTED_VM
  if (connector_info_.backlight_type != "dcs") {
    DLOGW("Failed to open node = %s, error = %s ", brightness_node.c_str(),
          strerror(errno));
    return kErrorFileDescriptor;
  }
#endif
  if (fd < 0) {
    DLOGE("Failed to open node = %s, error = %s ", brightness_node.c_str(),
          strerror(errno));
    return kErrorFileDescriptor;
  }

  int32_t bytes = snprintf(buffer, kMaxSysfsCommandLength, "%d\n", level);
  ssize_t ret = Sys::pwrite_(fd, buffer, static_cast<size_t>(bytes), 0);
  if (ret <= 0) {
    DLOGE("Failed to write to node = %s, error = %s ", brightness_node.c_str(),
          strerror(errno));
    Sys::close_(fd);
    return kErrorHardware;
  }

  Sys::close_(fd);

  return kErrorNone;
}

DisplayError HWPeripheralDRM::GetPanelBrightness(int *level) {
  DTRACE_SCOPED();
  char value[kMaxStringLength] = {0};

  if (!level) {
    DLOGE("Invalid input, null pointer.");
    return kErrorParameters;
  }

  if (brightness_base_path_.empty()) {
    return kErrorHardware;
  }

  std::string brightness_node(brightness_base_path_ + "brightness");
  int fd = Sys::open_(brightness_node.c_str(), O_RDWR);
#ifdef TRUSTED_VM
  if (connector_info_.backlight_type != "dcs") {
    DLOGW("Failed to open brightness node = %s, error = %s", brightness_node.c_str(),
           strerror(errno));
    return kErrorFileDescriptor;
  }
#endif
  if (fd < 0) {
    DLOGE("Failed to open brightness node = %s, error = %s", brightness_node.c_str(),
           strerror(errno));
    return kErrorFileDescriptor;
  }

  if (Sys::pread_(fd, value, sizeof(value), 0) > 0) {
    *level = atoi(value);
  } else {
    DLOGE("Failed to read panel brightness");
    Sys::close_(fd);
    return kErrorHardware;
  }

  Sys::close_(fd);

  return kErrorNone;
}

void HWPeripheralDRM::GetHWPanelMaxBrightness() {
  DTRACE_SCOPED();
  char value[kMaxStringLength] = {0};
  hw_panel_info_.panel_max_brightness = 255.0f;

  // Panel nodes, driver connector creation, and DSI probing all occur in sync, for each DSI. This
  // means that the connector_type_id - 1 will reflect the same # as the panel # for panel node.
  char s[kMaxStringLength] = {};
  snprintf(s, sizeof(s), "/sys/class/backlight/panel%d-backlight/",
           static_cast<int>(connector_info_.type_id - 1));
  brightness_base_path_.assign(s);

  std::string brightness_node(brightness_base_path_ + "max_brightness");
  int fd = Sys::open_(brightness_node.c_str(), O_RDONLY);
#ifdef TRUSTED_VM
  if (connector_info_.backlight_type != "dcs") {
    DLOGW("Failed to open max brightness node = %s, error = %s", brightness_node.c_str(),
          strerror(errno));
    return;
  }
#endif
  if (fd < 0) {
    DLOGE("Failed to open max brightness node = %s, error = %s", brightness_node.c_str(),
          strerror(errno));
    return;
  }

  if (Sys::pread_(fd, value, sizeof(value), 0) > 0) {
    hw_panel_info_.panel_max_brightness = static_cast<float>(atof(value));
    DLOGI_IF(kTagDriverConfig, "Max brightness = %f", hw_panel_info_.panel_max_brightness);
  } else {
    DLOGE("Failed to read max brightness. error = %s", strerror(errno));
  }

  Sys::close_(fd);
  return;
}

DisplayError HWPeripheralDRM::SetBLScale(uint32_t level) {
  int ret = drm_atomic_intf_->Perform(DRMOps::DPPS_CACHE_FEATURE,
              token_.conn_id, sde_drm::kFeatureSvBlScale, level);
  if (ret) {
    DLOGE("Failed to set backlight scale level %d, ret %d", level, ret);
    return kErrorUndefined;
  }
  return kErrorNone;
}

DisplayError HWPeripheralDRM::GetPanelBrightnessBasePath(std::string *base_path) const {
  if (!base_path) {
    DLOGE("Invalid base_path is null pointer");
    return kErrorParameters;
  }

  if (brightness_base_path_.empty()) {
    DLOGE("brightness_base_path_ is empty");
    return kErrorHardware;
  }

  *base_path = brightness_base_path_;
  return kErrorNone;
}

DisplayError HWPeripheralDRM::EnableSelfRefresh(SelfRefreshState self_refresh_state) {
  if (self_refresh_state != kSelfRefreshNone) {
    self_refresh_state_ = self_refresh_state;
  }
  return kErrorNone;
}

void HWPeripheralDRM::ResetPropertyCache() {
  drm_atomic_intf_->Perform(sde_drm::DRMOps::PLANES_RESET_CACHE, token_.crtc_id);
  drm_atomic_intf_->Perform(sde_drm::DRMOps::CRTC_RESET_CACHE, token_.crtc_id);
}

void HWPeripheralDRM::CreatePanelFeaturePropertyMap() {
  panel_feature_property_map_.clear();
  panel_feature_property_map_[kPanelFeatureSPRInitCfg] = sde_drm::kDRMPanelFeatureSPRInit;
  panel_feature_property_map_[kPanelFeatureSPRPackType] = sde_drm::kDRMPanelFeatureSPRPackType;
  panel_feature_property_map_[kPanelFeatureDemuraInitCfg] = sde_drm::kDRMPanelFeatureDemuraInit;
  panel_feature_property_map_[kPanelFeatureDsppIndex] = sde_drm::kDRMPanelFeatureDsppIndex;
  panel_feature_property_map_[kPanelFeatureDsppSPRInfo] = sde_drm::kDRMPanelFeatureDsppSPRInfo;
  panel_feature_property_map_[kPanelFeatureDsppRCInfo] = sde_drm::kDRMPanelFeatureDsppRCInfo;
  panel_feature_property_map_[kPanelFeatureDsppDemuraInfo] =
    sde_drm::kDRMPanelFeatureDsppDemuraInfo;
  panel_feature_property_map_[kPanelFeatureRCInitCfg] = sde_drm::kDRMPanelFeatureRCInit;
  panel_feature_property_map_[kPanelFeatureDemuraPanelId] = sde_drm::kDRMPanelFeaturePanelId;
}

int HWPeripheralDRM::GetPanelFeature(PanelFeaturePropertyInfo *feature_info) {
  int ret = 0;
  DRMPanelFeatureInfo drm_feature = {};

  if (!feature_info) {
    DLOGE("Invalid object pointer of PanelFeaturePropertyInfo");
    return -EINVAL;
  }

  auto it = panel_feature_property_map_.find(feature_info->prop_id);
  if (it ==  panel_feature_property_map_.end()) {
    DLOGE("Failed to find prop-map entry for id %d", feature_info->prop_id);
    return -EINVAL;
  }

  drm_feature.prop_id = panel_feature_property_map_[feature_info->prop_id];
  drm_feature.prop_ptr = feature_info->prop_ptr;
  drm_feature.prop_size = feature_info->prop_size;

  switch (feature_info->prop_id) {
    case kPanelFeatureSPRInitCfg:
    case kPanelFeatureDemuraInitCfg:
    case kPanelFeatureDsppIndex:
    case kPanelFeatureDsppSPRInfo:
    case kPanelFeatureDsppDemuraInfo:
    case kPanelFeatureDsppRCInfo:
    case kPanelFeatureRCInitCfg:
      drm_feature.obj_type = DRM_MODE_OBJECT_CRTC;
      drm_feature.obj_id =  token_.crtc_id;
     break;
    case kPanelFeatureSPRPackType:
    case kPanelFeatureDemuraPanelId:
      drm_feature.obj_type = DRM_MODE_OBJECT_CONNECTOR;
      drm_feature.obj_id =  token_.conn_id;
     break;
    default:
     DLOGE("obj id population for property %d not implemented", feature_info->prop_id);
     return -EINVAL;
  }

  drm_mgr_intf_->GetPanelFeature(&drm_feature);

  feature_info->version = drm_feature.version;
  feature_info->prop_size = drm_feature.prop_size;

  return ret;
}

int HWPeripheralDRM::SetPanelFeature(const PanelFeaturePropertyInfo &feature_info) {
  int ret = 0;
  DRMPanelFeatureInfo drm_feature = {};
  drm_feature.prop_id = panel_feature_property_map_[feature_info.prop_id];
  drm_feature.prop_ptr = feature_info.prop_ptr;
  drm_feature.version = feature_info.version;
  drm_feature.prop_size = feature_info.prop_size;

  switch (feature_info.prop_id) {
    case kPanelFeatureSPRInitCfg:
    case kPanelFeatureRCInitCfg:
    case kPanelFeatureDemuraInitCfg:
      drm_feature.obj_type = DRM_MODE_OBJECT_CRTC;
      drm_feature.obj_id =  token_.crtc_id;
     break;
    case kPanelFeatureSPRPackType:
      drm_feature.obj_type = DRM_MODE_OBJECT_CONNECTOR;
      drm_feature.obj_id =  token_.conn_id;
     break;
    default:
     DLOGE("Set Panel feature property %d not implemented", feature_info.prop_id);
     return -EINVAL;
  }

  DLOGI("Set Panel feature property %d", feature_info.prop_id);
  drm_mgr_intf_->SetPanelFeature(drm_feature);

  return ret;
}

void HWPeripheralDRM::SetVMReqState() {
  if (tui_state_ == kTUIStateStart) {
    drm_atomic_intf_->Perform(sde_drm::DRMOps::CRTC_SET_VM_REQ_STATE, token_.crtc_id,
                              sde_drm::DRMVMRequestState::RELEASE);
    DLOGI("Release resources to SVM");
    if (ltm_hist_en_)
      drm_atomic_intf_->Perform(sde_drm::DRMOps::DPPS_CACHE_FEATURE, token_.crtc_id,
                                sde_drm::kFeatureLtmHistCtrl, 0);
    if (aba_hist_en_)
      drm_atomic_intf_->Perform(sde_drm::DRMOps::DPPS_CACHE_FEATURE, token_.crtc_id,
                                sde_drm::kFeatureAbaHistCtrl, 0);
  } else if (tui_state_ == kTUIStateEnd) {
    drm_atomic_intf_->Perform(sde_drm::DRMOps::CRTC_SET_VM_REQ_STATE, token_.crtc_id,
                              sde_drm::DRMVMRequestState::ACQUIRE);
    DLOGI("Acquire resources from SVM");
    if (ltm_hist_en_)
      drm_atomic_intf_->Perform(sde_drm::DRMOps::DPPS_CACHE_FEATURE, token_.crtc_id,
                                sde_drm::kFeatureLtmHistCtrl, 1);
    if (aba_hist_en_)
      drm_atomic_intf_->Perform(sde_drm::DRMOps::DPPS_CACHE_FEATURE, token_.crtc_id,
                                sde_drm::kFeatureAbaHistCtrl, 1);
  } else if (tui_state_ == kTUIStateNone) {
    drm_atomic_intf_->Perform(sde_drm::DRMOps::CRTC_SET_VM_REQ_STATE, token_.crtc_id,
                              sde_drm::DRMVMRequestState::NONE);
  }
}

DisplayError HWPeripheralDRM::SetAlternateDisplayConfig(uint32_t *alt_config) {
  uint32_t curr_mode_flag = 0;
  sde_drm::DRMModeInfo current_mode = connector_info_.modes[current_mode_index_];
  sde_drm::DRMSubModeInfo sub_mode = current_mode.sub_modes[current_mode.curr_submode_index];
  uint32_t curr_compression = current_mode.curr_compression_mode;

  if (current_mode.cur_panel_mode & DRM_MODE_FLAG_CMD_MODE_PANEL) {
    curr_mode_flag = DRM_MODE_FLAG_CMD_MODE_PANEL;
  } else if (current_mode.cur_panel_mode & DRM_MODE_FLAG_VID_MODE_PANEL) {
    curr_mode_flag = DRM_MODE_FLAG_VID_MODE_PANEL;
  }

  // First try to perform compression mode switch within same mode
  for (uint32_t submode_idx = 0; submode_idx < current_mode.sub_modes.size(); submode_idx++) {
    if ((curr_compression != current_mode.sub_modes[submode_idx].panel_compression_mode)) {
      connector_info_.modes[current_mode_index_].curr_submode_index = submode_idx;
      connector_info_.modes[current_mode_index_].curr_compression_mode =
              current_mode.sub_modes[submode_idx].panel_compression_mode;
      SetTopology(connector_info_.modes[current_mode_index_].sub_modes[submode_idx].topology,
                  &display_attributes_[current_mode_index_].topology);
      SetDisplaySwitchMode(current_mode_index_);
      panel_compression_changed_ = current_mode.sub_modes[submode_idx].panel_compression_mode;
      *alt_config = current_mode_index_;
      return kErrorNone;
    }
  }

  // If there is no compression switch possible within current mode, try with other modes
  for (uint32_t mode_index = 0; mode_index < connector_info_.modes.size(); mode_index++) {
    if ((current_mode.mode.vrefresh == connector_info_.modes[mode_index].mode.vrefresh) &&
        (curr_mode_flag & connector_info_.modes[mode_index].cur_panel_mode)) {
      for (uint32_t submode_idx = 0; submode_idx <
           connector_info_.modes[mode_index].sub_modes.size(); submode_idx++) {
        if ((curr_compression !=
             connector_info_.modes[mode_index].sub_modes[submode_idx].panel_compression_mode)) {
          connector_info_.modes[mode_index].curr_submode_index = submode_idx;
          SetTopology(connector_info_.modes[mode_index].sub_modes[submode_idx].topology,
                      &display_attributes_[mode_index].topology);
          connector_info_.modes[mode_index].curr_compression_mode =
                connector_info_.modes[mode_index].sub_modes[submode_idx].panel_compression_mode;
          SetDisplayAttributes(mode_index);
          panel_compression_changed_ = connector_info_.modes[mode_index].curr_compression_mode;
          *alt_config = mode_index;
          return kErrorNone;
        }
      }
    }
  }

  return kErrorNotSupported;
}

DisplayError HWPeripheralDRM::GetQsyncFps(uint32_t *qsync_fps) {
  uint32_t qsync_min_fps = connector_info_.modes[current_mode_index_].qsync_min_fps;
  if (qsync_min_fps > 0) {
    *qsync_fps = qsync_min_fps;
    return kErrorNone;
  }

  return kErrorNotSupported;
}

}  // namespace sdm