diff --git a/hwc2_device/HwcLayer.cpp b/hwc2_device/HwcLayer.cpp
new file mode 100644
index 0000000..66babda
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+++ b/hwc2_device/HwcLayer.cpp
@@ -0,0 +1,180 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "hwc-layer"
+
+#include "HwcLayer.h"
+
+#include <fcntl.h>
+
+#include "utils/log.h"
+
+namespace android {
+
+// NOLINTNEXTLINE(readability-convert-member-functions-to-static)
+HWC2::Error HwcLayer::SetCursorPosition(int32_t /*x*/, int32_t /*y*/) {
+  return HWC2::Error::None;
+}
+
+HWC2::Error HwcLayer::SetLayerBlendMode(int32_t mode) {
+  switch (static_cast<HWC2::BlendMode>(mode)) {
+    case HWC2::BlendMode::None:
+      blending_ = DrmHwcBlending::kNone;
+      break;
+    case HWC2::BlendMode::Premultiplied:
+      blending_ = DrmHwcBlending::kPreMult;
+      break;
+    case HWC2::BlendMode::Coverage:
+      blending_ = DrmHwcBlending::kCoverage;
+      break;
+    default:
+      ALOGE("Unknown blending mode b=%d", blending_);
+      blending_ = DrmHwcBlending::kNone;
+      break;
+  }
+  return HWC2::Error::None;
+}
+
+/* Find API details at:
+ * https://cs.android.com/android/platform/superproject/+/android-11.0.0_r3:hardware/libhardware/include/hardware/hwcomposer2.h;l=2314
+ */
+HWC2::Error HwcLayer::SetLayerBuffer(buffer_handle_t buffer,
+                                     int32_t acquire_fence) {
+  buffer_ = buffer;
+  acquire_fence_ = UniqueFd(acquire_fence);
+  return HWC2::Error::None;
+}
+
+// NOLINTNEXTLINE(readability-convert-member-functions-to-static)
+HWC2::Error HwcLayer::SetLayerColor(hwc_color_t /*color*/) {
+  // TODO(nobody): Put to client composition here?
+  return HWC2::Error::None;
+}
+
+HWC2::Error HwcLayer::SetLayerCompositionType(int32_t type) {
+  sf_type_ = static_cast<HWC2::Composition>(type);
+  return HWC2::Error::None;
+}
+
+HWC2::Error HwcLayer::SetLayerDataspace(int32_t dataspace) {
+  switch (dataspace & HAL_DATASPACE_STANDARD_MASK) {
+    case HAL_DATASPACE_STANDARD_BT709:
+      color_space_ = DrmHwcColorSpace::kItuRec709;
+      break;
+    case HAL_DATASPACE_STANDARD_BT601_625:
+    case HAL_DATASPACE_STANDARD_BT601_625_UNADJUSTED:
+    case HAL_DATASPACE_STANDARD_BT601_525:
+    case HAL_DATASPACE_STANDARD_BT601_525_UNADJUSTED:
+      color_space_ = DrmHwcColorSpace::kItuRec601;
+      break;
+    case HAL_DATASPACE_STANDARD_BT2020:
+    case HAL_DATASPACE_STANDARD_BT2020_CONSTANT_LUMINANCE:
+      color_space_ = DrmHwcColorSpace::kItuRec2020;
+      break;
+    default:
+      color_space_ = DrmHwcColorSpace::kUndefined;
+  }
+
+  switch (dataspace & HAL_DATASPACE_RANGE_MASK) {
+    case HAL_DATASPACE_RANGE_FULL:
+      sample_range_ = DrmHwcSampleRange::kFullRange;
+      break;
+    case HAL_DATASPACE_RANGE_LIMITED:
+      sample_range_ = DrmHwcSampleRange::kLimitedRange;
+      break;
+    default:
+      sample_range_ = DrmHwcSampleRange::kUndefined;
+  }
+  return HWC2::Error::None;
+}
+
+HWC2::Error HwcLayer::SetLayerDisplayFrame(hwc_rect_t frame) {
+  display_frame_ = frame;
+  return HWC2::Error::None;
+}
+
+HWC2::Error HwcLayer::SetLayerPlaneAlpha(float alpha) {
+  alpha_ = alpha;
+  return HWC2::Error::None;
+}
+
+// NOLINTNEXTLINE(readability-convert-member-functions-to-static)
+HWC2::Error HwcLayer::SetLayerSidebandStream(
+    const native_handle_t * /*stream*/) {
+  // TODO(nobody): We don't support sideband
+  return HWC2::Error::Unsupported;
+}
+
+HWC2::Error HwcLayer::SetLayerSourceCrop(hwc_frect_t crop) {
+  source_crop_ = crop;
+  return HWC2::Error::None;
+}
+
+// NOLINTNEXTLINE(readability-convert-member-functions-to-static)
+HWC2::Error HwcLayer::SetLayerSurfaceDamage(hwc_region_t /*damage*/) {
+  // TODO(nobody): We don't use surface damage, marking as unsupported
+  return HWC2::Error::None;
+}
+
+HWC2::Error HwcLayer::SetLayerTransform(int32_t transform) {
+  uint32_t l_transform = 0;
+
+  // 270* and 180* cannot be combined with flips. More specifically, they
+  // already contain both horizontal and vertical flips, so those fields are
+  // redundant in this case. 90* rotation can be combined with either horizontal
+  // flip or vertical flip, so treat it differently
+  if (transform == HWC_TRANSFORM_ROT_270) {
+    l_transform = DrmHwcTransform::kRotate270;
+  } else if (transform == HWC_TRANSFORM_ROT_180) {
+    l_transform = DrmHwcTransform::kRotate180;
+  } else {
+    if ((transform & HWC_TRANSFORM_FLIP_H) != 0)
+      l_transform |= DrmHwcTransform::kFlipH;
+    if ((transform & HWC_TRANSFORM_FLIP_V) != 0)
+      l_transform |= DrmHwcTransform::kFlipV;
+    if ((transform & HWC_TRANSFORM_ROT_90) != 0)
+      l_transform |= DrmHwcTransform::kRotate90;
+  }
+
+  transform_ = static_cast<DrmHwcTransform>(l_transform);
+  return HWC2::Error::None;
+}
+
+// NOLINTNEXTLINE(readability-convert-member-functions-to-static)
+HWC2::Error HwcLayer::SetLayerVisibleRegion(hwc_region_t /*visible*/) {
+  // TODO(nobody): We don't use this information, marking as unsupported
+  return HWC2::Error::None;
+}
+
+HWC2::Error HwcLayer::SetLayerZOrder(uint32_t order) {
+  z_order_ = order;
+  return HWC2::Error::None;
+}
+
+void HwcLayer::PopulateDrmLayer(DrmHwcLayer *layer) {
+  layer->sf_handle = buffer_;
+  // TODO(rsglobal): Avoid extra fd duplication
+  layer->acquire_fence = UniqueFd(fcntl(acquire_fence_.Get(), F_DUPFD_CLOEXEC));
+  layer->display_frame = display_frame_;
+  layer->alpha = std::lround(alpha_ * UINT16_MAX);
+  layer->blending = blending_;
+  layer->source_crop = source_crop_;
+  layer->transform = transform_;
+  layer->color_space = color_space_;
+  layer->sample_range = sample_range_;
+}
+
+}  // namespace android
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