sdm: Add support for destination scalar in drm.

1) Add DRMOps for destination scalar.
2) Pass destination scalar data to DRM driver.
3) Add Scalar LUTs to CRTC during Init()
4) Disable PU when DS is enabled.

Change-Id: I5450b02c16e6d162fb0069c924dc2c9877834093
Crs-fixed: 2063894

libdrmutils/drm_interface.h

@@ -209,7 +209,14 @@ enum struct DRMOps {
    * Arg: uint32_t - CRTC ID
    *      uint32_t - rot_clk
    */
-  CRTC_SET_ROT_CLK,  /*
+  CRTC_SET_ROT_CLK,
+  /*
+   * Op: Sets destination scalar data
+   * Arg: uint32_t - CRTC ID
+   *      uint64_t - Pointer to destination scalar data
+   */
+  CRTC_SET_DEST_SCALER_CONFIG,
+  /*
    * Op: Returns release fence for this frame. Should be called after Commit() on
    * DRMAtomicReqInterface.
    * Arg: uint32_t - CRTC ID
@@ -374,6 +381,10 @@ struct DRMCrtcInfo {
   uint64_t min_core_ib;
   uint64_t min_llcc_ib;
   uint64_t min_dram_ib;
+  uint32_t dest_scaler_count = 0;
+  uint32_t max_dest_scaler_input_width = 0;
+  uint32_t max_dest_scaler_output_width = 0;
+  uint32_t max_dest_scale_up = 1;
 };
 
 enum struct DRMPlaneType {
@@ -603,7 +614,7 @@ class DRMManagerInterface {
    * Will query post propcessing feature info of a CRTC.
    * [output]: DRMPPFeatureInfo: CRTC post processing feature info
    */
-  virtual void GetCrtcPPInfo(uint32_t crtc_id, DRMPPFeatureInfo &info) = 0;
+  virtual void GetCrtcPPInfo(uint32_t crtc_id, DRMPPFeatureInfo *info) = 0;
   /*
    * Register a logical display to receive a token.
    * Each display pipeline in DRM is identified by its CRTC and Connector(s).

sdm/libs/core/display_base.cpp

@@ -27,6 +27,7 @@
 #include <utils/debug.h>
 #include <utils/formats.h>
 #include <utils/rect.h>
+#include <utils/utils.h>
 #include <string>
 #include <vector>
 #include <algorithm>
@@ -108,6 +109,9 @@ DisplayError DisplayBase::Init() {
   }
 
   Debug::Get()->GetProperty("sdm.disable_hdr_lut_gen", &disable_hdr_lut_gen_);
+  // TODO(user): Temporary changes, to be removed when DRM driver supports
+  // Partial update with Destination scaler enabled.
+  SetPUonDestScaler();
 
   return kErrorNone;
 
@@ -235,8 +239,10 @@ DisplayError DisplayBase::Prepare(LayerStack *layer_stack) {
   if (color_mgr_ && color_mgr_->NeedsPartialUpdateDisable()) {
     DisablePartialUpdateOneFrame();
   }
-
-  if (partial_update_control_ == false || disable_pu_one_frame_) {
+  // TODO(user): Temporary changes, to be removed when DRM driver supports
+  // Partial update with Destination scaler enabled.
+  if (partial_update_control_ == false || disable_pu_one_frame_ ||
+      disable_pu_on_dest_scaler_) {
     comp_manager_->ControlPartialUpdate(display_comp_ctx_, false /* enable */);
     disable_pu_one_frame_ = false;
   }
@@ -1056,7 +1062,6 @@ DisplayError DisplayBase::ReconfigureDisplay() {
   if (error != kErrorNone) {
     return error;
   }
-
   if (mixer_attributes != mixer_attributes_) {
     DisablePartialUpdateOneFrame();
   }
@@ -1064,6 +1069,9 @@ DisplayError DisplayBase::ReconfigureDisplay() {
   display_attributes_ = display_attributes;
   mixer_attributes_ = mixer_attributes;
   hw_panel_info_ = hw_panel_info;
+  // TODO(user): Temporary changes, to be removed when DRM driver supports
+  // Partial update with Destination scaler enabled.
+  SetPUonDestScaler();
 
   return kErrorNone;
 }
@@ -1203,7 +1211,10 @@ bool DisplayBase::NeedsMixerReconfiguration(LayerStack *layer_stack, uint32_t *n
       *new_mixer_width = display_width;
       *new_mixer_height = display_height;
     }
-
+    if (*new_mixer_width > display_width || *new_mixer_height > display_height) {
+      *new_mixer_width = display_width;
+      *new_mixer_height = display_height;
+    }
     return true;
   }
 
@@ -1263,8 +1274,17 @@ DisplayError DisplayBase::SetDetailEnhancerData(const DisplayDetailEnhancerData
   if (error != kErrorNone) {
     return error;
   }
-
-  DisablePartialUpdateOneFrame();
+  // TODO(user): Temporary changes, to be removed when DRM driver supports
+  // Partial update with Destination scaler enabled.
+  if (GetDriverType() == DriverType::DRM) {
+    if (de_data.enable) {
+      disable_pu_on_dest_scaler_ = true;
+    } else {
+      SetPUonDestScaler();
+    }
+  } else {
+    DisablePartialUpdateOneFrame();
+  }
 
   return kErrorNone;
 }
@@ -1589,4 +1609,19 @@ DisplayError DisplayBase::ValidateDataspace(const ColorMetaData &color_metadata)
   return kErrorNone;
 }
 
+// TODO(user): Temporary changes, to be removed when DRM driver supports
+// Partial update with Destination scaler enabled.
+void DisplayBase::SetPUonDestScaler() {
+  if (GetDriverType() == DriverType::FB) {
+    return;
+  }
+  uint32_t mixer_width = mixer_attributes_.width;
+  uint32_t mixer_height = mixer_attributes_.height;
+  uint32_t display_width = display_attributes_.x_pixels;
+  uint32_t display_height = display_attributes_.y_pixels;
+
+  disable_pu_on_dest_scaler_ = (mixer_width != display_width ||
+                                mixer_height != display_height);
+}
+
 }  // namespace sdm

sdm/libs/core/display_base.h

@@ -146,6 +146,7 @@ class DisplayBase : public DisplayInterface, DumpImpl {
   DisplayError GetHdrColorMode(std::string *color_mode, bool *found_hdr);
   bool IsSupportColorModeAttribute(const std::string &color_mode);
   DisplayState GetLastPowerMode();
+  void SetPUonDestScaler();
 
   recursive_mutex recursive_mutex_;
   DisplayType display_type_;
@@ -169,6 +170,9 @@ class DisplayBase : public DisplayInterface, DumpImpl {
   bool partial_update_control_ = true;
   HWEventsInterface *hw_events_intf_ = NULL;
   bool disable_pu_one_frame_ = false;
+  // TODO(user): Temporary changes, to be removed when DRM driver supports
+  // Partial update with Destination scaler enabled.
+  bool disable_pu_on_dest_scaler_ = false;
   uint32_t num_color_modes_ = 0;
   std::vector<SDEDisplayMode> color_modes_;
   typedef std::map<std::string, SDEDisplayMode *> ColorModeMap;

sdm/libs/core/drm/hw_device_drm.cpp

@@ -375,7 +375,7 @@ DisplayError HWDeviceDRM::Init() {
   if (hw_resource_.has_qseed3) {
     hw_scale_ = new HWScaleDRM(HWScaleDRM::Version::V2);
   }
-
+  scalar_data_.resize(hw_resource_.hw_dest_scalar_info.count);
   return kErrorNone;
 }
 
@@ -634,14 +634,22 @@ void HWDeviceDRM::GetHWPanelMaxBrightness() {
 }
 
 DisplayError HWDeviceDRM::GetActiveConfig(uint32_t *active_config) {
-  *active_config = current_mode_index_;
+  if (IsResolutionSwitchEnabled()) {
+    *active_config = current_mode_index_;
+  } else {
+    *active_config = 0;
+  }
   return kErrorNone;
 }
 
 DisplayError HWDeviceDRM::GetNumDisplayAttributes(uint32_t *count) {
-  *count = UINT32(display_attributes_.size());
-  if (*count <= 0) {
-    return kErrorHardware;
+  if (IsResolutionSwitchEnabled()) {
+    *count = UINT32(display_attributes_.size());
+    if (*count <= 0) {
+       return kErrorHardware;
+    }
+  } else {
+    *count = 1;
   }
   return kErrorNone;
 }
@@ -651,8 +659,11 @@ DisplayError HWDeviceDRM::GetDisplayAttributes(uint32_t index,
   if (index >= display_attributes_.size()) {
     return kErrorParameters;
   }
-
-  *display_attributes = display_attributes_[index];
+  if (IsResolutionSwitchEnabled()) {
+    *display_attributes = display_attributes_[index];
+  } else {
+    *display_attributes = display_attributes_[current_mode_index_];
+  }
   return kErrorNone;
 }
 
@@ -662,6 +673,10 @@ DisplayError HWDeviceDRM::GetHWPanelInfo(HWPanelInfo *panel_info) {
 }
 
 DisplayError HWDeviceDRM::SetDisplayAttributes(uint32_t index) {
+  if (!IsResolutionSwitchEnabled()) {
+    return kErrorNotSupported;
+  }
+
   if (index >= display_attributes_.size()) {
     DLOGE("Invalid mode index %d mode size %d", index, UINT32(display_attributes_.size()));
     return kErrorParameters;
@@ -779,6 +794,8 @@ void HWDeviceDRM::SetupAtomic(HWLayers *hw_layers, bool validate) {
       crtc_rects[i].top = UINT32(roi.top);
       crtc_rects[i].bottom = UINT32(roi.bottom);
       // TODO(user): In Dest scaler + PU, populate from HWDestScaleInfo->panel_roi
+      // TODO(user): panel_roi need to be made as a vector in HWLayersInfo and
+      // needs to be removed from  HWDestScaleInfo.
       conn_rects[i].left = UINT32(roi.left);
       conn_rects[i].right = UINT32(roi.right);
       conn_rects[i].top = UINT32(roi.top);
@@ -860,7 +877,7 @@ void HWDeviceDRM::SetupAtomic(HWLayers *hw_layers, bool validate) {
         }
         if (hw_scale_) {
           SDEScaler scaler_output = {};
-          hw_scale_->SetPlaneScaler(pipe_info->scale_data, &scaler_output);
+          hw_scale_->SetScaler(pipe_info->scale_data, &scaler_output);
           // TODO(user): Remove qseed3 and add version check, then send appropriate scaler object
           if (hw_resource_.has_qseed3) {
             drm_atomic_intf_->Perform(DRMOps::PLANE_SET_SCALER_CONFIG, pipe_id,
@@ -912,6 +929,7 @@ void HWDeviceDRM::SetupAtomic(HWLayers *hw_layers, bool validate) {
     drm_atomic_intf_->Perform(DRMOps::CRTC_SET_IDLE_TIMEOUT, token_.crtc_id,
                               hw_layer_info.set_idle_time_ms);
   }
+  SetDestScalarData(hw_layer_info);
 }
 
 void HWDeviceDRM::AddSolidfillStage(const HWSolidfillStage &sf, uint32_t plane_alpha) {
@@ -1088,6 +1106,7 @@ DisplayError HWDeviceDRM::Flush() {
     return kErrorHardware;
   }
 
+  ResetDisplayParams();
   return kErrorNone;
 }
 
@@ -1183,7 +1202,12 @@ bool HWDeviceDRM::EnableHotPlugDetection(int enable) {
   return true;
 }
 
-void HWDeviceDRM::ResetDisplayParams() {}
+void HWDeviceDRM::ResetDisplayParams() {
+  sde_dest_scalar_data_ = {};
+  for (uint32_t j = 0; j < scalar_data_.size(); j++) {
+    scalar_data_[j] = {};
+  }
+}
 
 DisplayError HWDeviceDRM::SetCursorPosition(HWLayers *hw_layers, int x, int y) {
   DTRACE_SCOPED();
@@ -1198,7 +1222,7 @@ DisplayError HWDeviceDRM::GetPPFeaturesVersion(PPFeatureVersion *vers) {
     if (info.id >= sde_drm::kPPFeaturesMax)
       continue;
     // use crtc_id_ = 0 since PP features are same across all CRTCs
-    drm_mgr_intf_->GetCrtcPPInfo(0, info);
+    drm_mgr_intf_->GetCrtcPPInfo(0, &info);
     vers->version[i] = HWColorManagerDrm::GetFeatureVersion(info);
   }
   return kErrorNone;
@@ -1419,12 +1443,6 @@ DisplayError HWDeviceDRM::GetMixerAttributes(HWMixerAttributes *mixer_attributes
     return kErrorParameters;
   }
 
-  uint32_t index = current_mode_index_;
-  mixer_attributes_.width = display_attributes_[index].x_pixels;
-  mixer_attributes_.height = display_attributes_[index].y_pixels;
-  mixer_attributes_.split_left = display_attributes_[index].is_device_split
-                                     ? hw_panel_info_.split_info.left_split
-                                     : mixer_attributes_.width;
   *mixer_attributes = mixer_attributes_;
 
   return kErrorNone;
@@ -1494,4 +1512,45 @@ void HWDeviceDRM::SetTopology(sde_drm::DRMTopology drm_topology, HWTopology *hw_
   }
 }
 
+void HWDeviceDRM::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_));
+}
+
 }  // namespace sdm

sdm/libs/core/drm/hw_device_drm.h

@@ -179,12 +179,15 @@ class HWDeviceDRM : public HWInterface {
   sde_drm::DRMConnectorInfo connector_info_ = {};
 
  private:
+  void SetDestScalarData(HWLayersInfo hw_layer_info);
   bool synchronous_commit_ = false;
   HWMixerAttributes mixer_attributes_ = {};
   std::string interface_str_ = "DSI";
   std::vector<sde_drm::DRMSolidfillStage> solid_fills_ {};
   bool resolution_switch_enabled_ = false;
   uint32_t vrefresh_ = 0;
+  sde_drm_dest_scaler_data sde_dest_scalar_data_ = {};
+  std::vector<SDEScaler> scalar_data_ = {};
 };
 
 }  // namespace sdm

sdm/libs/core/drm/hw_info_drm.cpp

@@ -305,6 +305,11 @@ void HWInfoDRM::GetSystemInfo(HWResourceInfo *hw_resource) {
     hw_resource->comp_ratio_rt_map.insert(std::make_pair(sdm_format[0], it.second));
     sdm_format.clear();
   }
+
+  hw_resource->hw_dest_scalar_info.count = info.dest_scaler_count;
+  hw_resource->hw_dest_scalar_info.max_scale_up = info.max_dest_scale_up;
+  hw_resource->hw_dest_scalar_info.max_input_width = info.max_dest_scaler_input_width;
+  hw_resource->hw_dest_scalar_info.max_output_width = info.max_dest_scaler_output_width;
 }
 
 void HWInfoDRM::GetHWPlanesInfo(HWResourceInfo *hw_resource) {

sdm/libs/core/drm/hw_scale_drm.cpp

@@ -66,19 +66,24 @@ static uint32_t GetAlphaInterpolation(HWAlphaInterpolation alpha_filter_cfg) {
   }
 }
 
-void HWScaleDRM::SetPlaneScaler(const HWScaleData &scale_data, SDEScaler *scaler) {
+void HWScaleDRM::SetScaler(const HWScaleData &scale_data, SDEScaler *scaler) {
   if (version_ == Version::V2) {
-    SetPlaneScalerV2(scale_data, &scaler->scaler_v2);
+    SetScalerV2(scale_data, &scaler->scaler_v2);
   }
 }
 
-void HWScaleDRM::SetPlaneScalerV2(const HWScaleData &scale_data, sde_drm_scaler_v2 *scaler) {
+void HWScaleDRM::SetScalerV2(const HWScaleData &scale_data, sde_drm_scaler_v2 *scaler) {
   if (!scale_data.enable.scale && !scale_data.enable.direction_detection &&
       !scale_data.enable.detail_enhance) {
+    scaler->enable = 0;
+    scaler->dir_en = 0;
+    scaler->de.enable = 0;
     return;
   }
 
-  scaler->enable = scale_data.enable.scale;
+  scaler->enable = scale_data.enable.scale | scale_data.enable.direction_detection |
+                   scale_data.detail_enhance.enable;
+
   scaler->dir_en = scale_data.enable.direction_detection;
   scaler->de.enable = scale_data.detail_enhance.enable;
 
@@ -132,7 +137,6 @@ void HWScaleDRM::SetPlaneScalerV2(const HWScaleData &scale_data, sde_drm_scaler_
   scaler->y_rgb_sep_lut_idx = scale_data.y_rgb_sep_lut_idx;
   scaler->uv_sep_lut_idx = scale_data.uv_sep_lut_idx;
 
-  /* TODO(user): Uncomment when de support is added
   if (scaler->de.enable) {
     sde_drm_de_v1 *det_enhance = &scaler->de;
     det_enhance->sharpen_level1 = scale_data.detail_enhance.sharpen_level1;
@@ -151,7 +155,6 @@ void HWScaleDRM::SetPlaneScalerV2(const HWScaleData &scale_data, sde_drm_scaler_
       det_enhance->adjust_c[i] = scale_data.detail_enhance.adjust_c[i];
     }
   }
-  */
 
   return;
 }

sdm/libs/core/drm/hw_scale_drm.h

@@ -50,11 +50,10 @@ class HWScaleDRM {
  public:
   enum class Version { V2 };
   explicit HWScaleDRM(Version v) : version_(v) {}
-  void SetPlaneScaler(const HWScaleData &scale, SDEScaler *scaler);
+  void SetScaler(const HWScaleData &scale, SDEScaler *scaler);
 
  private:
-  void SetPlaneScalerV2(const HWScaleData &scale, sde_drm_scaler_v2 *scaler_v2);
-
+  void SetScalerV2(const HWScaleData &scale, sde_drm_scaler_v2 *scaler_v2);
   Version version_ = Version::V2;
 };