diff --git a/libdrmutils/drm_interface.h b/libdrmutils/drm_interface.h
index d41181f..13a8620 100644
--- a/libdrmutils/drm_interface.h
+++ b/libdrmutils/drm_interface.h
@@ -154,6 +154,13 @@
    */
   CRTC_SET_POST_PROC,
   /*
+   * Op: Sets CRTC ROIs.
+   * Arg: uint32_t - CRTC ID
+   *      uint32_t - number of ROIs
+   *      DRMRect * - Array of CRTC ROIs
+   */
+  CRTC_SET_ROI,
+  /*
    * Op: Returns retire fence for this commit. Should be called after Commit() on
    * DRMAtomicReqInterface.
    * Arg: uint32_t - Connector ID
@@ -178,6 +185,13 @@
    *      uint32_t - Power Mode
    */
   CONNECTOR_SET_POWER_MODE,
+  /*
+   * Op: Sets panel ROIs.
+   * Arg: uint32_t - Connector ID
+   *      uint32_t - number of ROIs
+   *      DRMRect * - Array of Connector ROIs
+   */
+  CONNECTOR_SET_ROI,
 };
 
 enum struct DRMRotation {
@@ -298,6 +312,15 @@
   std::vector<std::pair<uint32_t, uint64_t>> formats_supported;
   // Valid only if type is DRM_MODE_CONNECTOR_VIRTUAL
   uint32_t max_linewidth;
+  // Valid only if mode is command
+  int num_roi;
+  int xstart;
+  int ystart;
+  int walign;
+  int halign;
+  int wmin;
+  int hmin;
+  bool roi_merge;
 };
 
 /* Identifier token for a display */
diff --git a/sdm/libs/core/drm/hw_device_drm.cpp b/sdm/libs/core/drm/hw_device_drm.cpp
index 8052613..288c20c 100644
--- a/sdm/libs/core/drm/hw_device_drm.cpp
+++ b/sdm/libs/core/drm/hw_device_drm.cpp
@@ -429,24 +429,22 @@
         display_attributes_.x_pixels / 2;
   }
 
-  hw_panel_info_.partial_update = 0;
-  hw_panel_info_.left_align = 0;
-  hw_panel_info_.width_align = 0;
-  hw_panel_info_.top_align = 0;
-  hw_panel_info_.height_align = 0;
-  hw_panel_info_.min_roi_width = 0;
-  hw_panel_info_.min_roi_height = 0;
-  hw_panel_info_.needs_roi_merge = 0;
+  hw_panel_info_.partial_update = connector_info_.num_roi;
+  hw_panel_info_.left_roi_count = UINT32(connector_info_.num_roi);
+  hw_panel_info_.right_roi_count = UINT32(connector_info_.num_roi);
+  hw_panel_info_.left_align = connector_info_.xstart;
+  hw_panel_info_.top_align = connector_info_.ystart;
+  hw_panel_info_.width_align = connector_info_.walign;
+  hw_panel_info_.height_align = connector_info_.halign;
+  hw_panel_info_.min_roi_width = connector_info_.wmin;
+  hw_panel_info_.min_roi_height = connector_info_.hmin;
+  hw_panel_info_.needs_roi_merge = connector_info_.roi_merge;
   hw_panel_info_.dynamic_fps = connector_info_.dynamic_fps;
   hw_panel_info_.min_fps = 60;
   hw_panel_info_.max_fps = 60;
   hw_panel_info_.is_primary_panel = connector_info_.is_primary;
   hw_panel_info_.is_pluggable = 0;
 
-  if (!default_mode_) {
-    hw_panel_info_.needs_roi_merge = (connector_info_.topology == DRMTopology::DUAL_LM_MERGE);
-  }
-
   GetHWDisplayPortAndMode();
   GetHWPanelMaxBrightness();
 
@@ -601,6 +599,34 @@
   HWLayersInfo &hw_layer_info = hw_layers->info;
   uint32_t hw_layer_count = UINT32(hw_layer_info.hw_layers.size());
 
+  // TODO(user): Once destination scalar is enabled we can always send ROIs if driver allows
+  if (hw_panel_info_.partial_update) {
+    const int kNumMaxROIs = 4;
+    DRMRect crtc_rects[kNumMaxROIs] = {{0, 0, mixer_attributes_.width, mixer_attributes_.height}};
+    DRMRect conn_rects[kNumMaxROIs] = {{0, 0, display_attributes_.x_pixels,
+                                        display_attributes_.y_pixels}};
+
+    for (uint32_t i = 0; i < hw_layer_info.left_frame_roi.size(); i++) {
+      auto &roi = hw_layer_info.left_frame_roi.at(i);
+      // TODO(user): In multi PU, stitch ROIs vertically adjacent and upate plane destination
+      crtc_rects[i].left = UINT32(roi.left);
+      crtc_rects[i].right = UINT32(roi.right);
+      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
+      conn_rects[i].left = UINT32(roi.left);
+      conn_rects[i].right = UINT32(roi.right);
+      conn_rects[i].top = UINT32(roi.top);
+      conn_rects[i].bottom = UINT32(roi.bottom);
+    }
+
+    uint32_t num_rects = std::max(1u, static_cast<uint32_t>(hw_layer_info.left_frame_roi.size()));
+    drm_atomic_intf_->Perform(DRMOps::CRTC_SET_ROI, token_.crtc_id,
+                              num_rects, crtc_rects);
+    drm_atomic_intf_->Perform(DRMOps::CONNECTOR_SET_ROI, token_.conn_id,
+                              num_rects, conn_rects);
+  }
+
   for (uint32_t i = 0; i < hw_layer_count; i++) {
     Layer &layer = hw_layer_info.hw_layers.at(i);
     LayerBuffer *input_buffer = &layer.input_buffer;