gralloc: Add QtiMapperExtensions

This change moves extensions to QtiMapperExtensions to decouple
it from IMapper revisions. The function
QtiMapper::getMapperExtensions() is used to access the extensions
through a mapper instance. QtiMapper revision is incremented to
2.0 to reflect the change.

CRs-Fixed: 2451975
Change-Id: I7043bd380e9b7b3ea8d9bac4da3e886a5d46b631
diff --git a/gralloc/QtiMapperExtensions.cpp b/gralloc/QtiMapperExtensions.cpp
new file mode 100644
index 0000000..8b6f4c9
--- /dev/null
+++ b/gralloc/QtiMapperExtensions.cpp
@@ -0,0 +1,348 @@
+/*
+ * Copyright (c) 2019 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.
+ */
+
+#define ATRACE_TAG (ATRACE_TAG_GRAPHICS | ATRACE_TAG_HAL)
+#define DEBUG 0
+#include "QtiMapperExtensions.h"
+#include <cutils/trace.h>
+#include <qdMetaData.h>
+#include <sync/sync.h>
+#include "gr_utils.h"
+
+namespace vendor {
+namespace qti {
+namespace hardware {
+namespace display {
+namespace mapperextensions {
+namespace V1_0 {
+namespace implementation {
+
+using gralloc::BufferInfo;
+
+QtiMapperExtensions::QtiMapperExtensions() {}
+
+Return<void> QtiMapperExtensions::getMapSecureBufferFlag(void *buffer,
+                                                         getMapSecureBufferFlag_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  int map_secure_buffer = 0;
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    if (getMetaData(hnd, GET_MAP_SECURE_BUFFER, &map_secure_buffer) != 0) {
+      map_secure_buffer = 0;
+    } else {
+      err = Error::NONE;
+    }
+  }
+  hidl_cb(err, map_secure_buffer != 0);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getInterlacedFlag(void *buffer, getInterlacedFlag_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  int interlaced_flag = 0;
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    if (getMetaData(hnd, GET_PP_PARAM_INTERLACED, &interlaced_flag) != 0) {
+      interlaced_flag = 0;
+    } else {
+      err = Error::NONE;
+    }
+  }
+  hidl_cb(err, interlaced_flag != 0);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getCustomDimensions(void *buffer,
+                                                      getCustomDimensions_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  int stride = 0;
+  int height = 0;
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    stride = hnd->width;
+    height = hnd->height;
+    gralloc::GetCustomDimensions(hnd, &stride, &height);
+    err = Error::NONE;
+  }
+  hidl_cb(err, stride, height);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getRgbDataAddress(void *buffer, getRgbDataAddress_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  void *rgb_data = nullptr;
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    if (gralloc::GetRgbDataAddress(hnd, &rgb_data) == 0) {
+      err = Error::NONE;
+    }
+  }
+  hidl_cb(err, rgb_data);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::calculateBufferAttributes(int32_t width, int32_t height,
+                                                            int32_t format, uint64_t usage,
+                                                            calculateBufferAttributes_cb hidl_cb) {
+  unsigned int alignedw, alignedh;
+  BufferInfo info(width, height, format, usage);
+  gralloc::GetAlignedWidthAndHeight(info, &alignedw, &alignedh);
+  bool ubwc_enabled = gralloc::IsUBwcEnabled(format, usage);
+  hidl_cb(Error::NONE, alignedw, alignedh, ubwc_enabled);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getCustomFormatFlags(int32_t format, uint64_t usage,
+                                                       getCustomFormatFlags_cb hidl_cb) {
+  uint64_t priv_flags = 0;
+  auto err = Error::NONE;
+  int32_t custom_format = format;
+  if (gralloc::GetCustomFormatFlags(format, usage, &custom_format, &priv_flags) != 0) {
+    err = Error::UNSUPPORTED;
+  }
+  hidl_cb(err, custom_format, priv_flags);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getColorSpace(void *buffer, getColorSpace_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  int color_space = 0;
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    gralloc::GetColorSpaceFromMetadata(hnd, &color_space);
+    err = Error::NONE;
+  }
+  hidl_cb(err, color_space);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getYuvPlaneInfo(void *buffer, getYuvPlaneInfo_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  hidl_vec<YCbCrLayout> layout;
+  layout.resize(2);
+  android_ycbcr yuv_plane_info[2];
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    if (gralloc::GetYUVPlaneInfo(hnd, yuv_plane_info) == 0) {
+      err = Error::NONE;
+      for (int i = 0; i < 2; i++) {
+        layout[i].y = yuv_plane_info[i].y;
+        layout[i].cr = yuv_plane_info[i].cr;
+        layout[i].cb = yuv_plane_info[i].cb;
+        layout[i].yStride = static_cast<uint32_t>(yuv_plane_info[i].ystride);
+        layout[i].cStride = static_cast<uint32_t>(yuv_plane_info[i].cstride);
+        layout[i].chromaStep = static_cast<uint32_t>(yuv_plane_info[i].chroma_step);
+      }
+    }
+  }
+  hidl_cb(err, layout);
+  return Void();
+}
+
+Return<Error> QtiMapperExtensions::setSingleBufferMode(void *buffer, bool enable) {
+  auto err = Error::BAD_BUFFER;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    if (setMetaData(hnd, SET_SINGLE_BUFFER_MODE, &enable) != 0) {
+      err = Error::UNSUPPORTED;
+    } else {
+      err = Error::NONE;
+    }
+  }
+  return err;
+}
+
+Return<void> QtiMapperExtensions::getFd(void *buffer, getFd_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  int fd = 0;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    err = Error::NONE;
+    fd = hnd->fd;
+  }
+  hidl_cb(err, fd);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getWidth(void *buffer, getWidth_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  int width = 0;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    err = Error::NONE;
+    width = hnd->width;
+  }
+  hidl_cb(err, width);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getHeight(void *buffer, getHeight_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  int height = 0;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    err = Error::NONE;
+    height = hnd->height;
+  }
+  hidl_cb(err, height);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getFormat(void *buffer, getFormat_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  int format = 0;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    err = Error::NONE;
+    format = hnd->format;
+  }
+  hidl_cb(err, format);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getPrivateFlags(void *buffer, getPrivateFlags_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  int flags = 0;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    err = Error::NONE;
+    flags = hnd->flags;
+  }
+  hidl_cb(err, flags);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getUnalignedWidth(void *buffer, getUnalignedWidth_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  int unaligned_width = 0;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    err = Error::NONE;
+    unaligned_width = hnd->unaligned_width;
+  }
+  hidl_cb(err, unaligned_width);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getUnalignedHeight(void *buffer, getUnalignedHeight_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  int unaligned_height = 0;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    err = Error::NONE;
+    unaligned_height = hnd->unaligned_height;
+  }
+  hidl_cb(err, unaligned_height);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getLayerCount(void *buffer, getLayerCount_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  unsigned int layer_count = 0;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    err = Error::NONE;
+    layer_count = hnd->layer_count;
+  }
+  hidl_cb(err, layer_count);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getId(void *buffer, getId_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  uint64_t id = 0;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    err = Error::NONE;
+    id = hnd->id;
+  }
+  hidl_cb(err, id);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getUsageFlags(void *buffer, getUsageFlags_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  uint64_t usage = 0;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    err = Error::NONE;
+    usage = hnd->usage;
+  }
+  hidl_cb(err, usage);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getSize(void *buffer, getSize_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  unsigned int size = 0;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    err = Error::NONE;
+    size = hnd->size;
+  }
+  hidl_cb(err, size);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getOffset(void *buffer, getOffset_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  unsigned int offset = 0;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    err = Error::NONE;
+    offset = hnd->offset;
+  }
+  hidl_cb(err, offset);
+  return Void();
+}
+
+Return<void> QtiMapperExtensions::getSurfaceMetadata(void *buffer, getSurfaceMetadata_cb hidl_cb) {
+  auto err = Error::BAD_BUFFER;
+  auto hnd = static_cast<private_handle_t *>(buffer);
+  GraphicsMetadata surface_metadata;
+  if (buffer != nullptr && private_handle_t::validate(hnd) == 0) {
+    if (getMetaData(hnd, GET_GRAPHICS_METADATA, &surface_metadata) == 0) {
+      err = Error::NONE;
+    }
+  }
+  if (err != Error::NONE) {
+    hidl_cb(err, nullptr);
+  } else {
+    hidl_cb(err, &surface_metadata);
+  }
+  return Void();
+}
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace mapperextensions
+}  // namespace display
+}  // namespace hardware
+}  // namespace qti
+}  // namespace vendor