gralloc/QtiMapperExtensions.cpp - LeafOS-Project/android_hardware_qcom_display - Gitiles

 /*
  * Copyright (c) 2019-2021 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_1 {
 namespace implementation {

 using gralloc::BufferInfo;

 QtiMapperExtensions::QtiMapperExtensions() {
   buf_mgr_ = BufferManager::GetInstance();
 }

 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) {
     err = Error::NONE;
     auto ret = getMetaData(hnd, GET_PP_PARAM_INTERLACED, &interlaced_flag);
     if (ret != 0) {
       interlaced_flag = 0;
       ALOGW("%s: getMetaData returned %d, defaulting to "
       "interlaced_flag = %d", __FUNCTION__, ret, interlaced_flag);
     }
   }
   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;
     int ret = gralloc::GetCustomDimensions(hnd, &stride, &height);
     if (ret) {
       ALOGW("%s: Error during GetCustomDimensions API call. "
             "stride: %d, height: %d", __FUNCTION__, stride, height);
       err = Error::BAD_BUFFER;
     } else {
       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;
   auto err = Error::NONE;
   BufferInfo info(width, height, format, usage);
   int ret = gralloc::GetAlignedWidthAndHeight(info, &alignedw, &alignedh);
   if (ret) {
     err = Error::BAD_BUFFER;
   }
   bool ubwc_enabled = gralloc::IsUBwcEnabled(format, usage);
   hidl_cb(err, 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();
 }

 // It will return size for single layer only i.e. layer count is always 1.
 Return<void> QtiMapperExtensions::getFormatLayout(int32_t format, uint64_t usage, int32_t flags,
                                                   int32_t width, int32_t height,
                                                   getFormatLayout_cb hidl_cb) {
   ALOGD_IF(DEBUG, "%s: Input parameters - wxh: %dx%d usage: 0x%" PRIu64 " format: %d", __FUNCTION__,
            width, height, usage, format);
   auto err = Error::NONE;
   hidl_vec<PlaneLayout> plane_info;
   unsigned int alignedw = 0, alignedh = 0;
   int plane_count = 0;
   uint32_t size = 0;
   int custom_format = gralloc::GetImplDefinedFormat(usage, format);
   BufferInfo info(width, height, custom_format, usage);
   int ret = gralloc::GetBufferSizeAndDimensions(info, &size, &alignedw, &alignedh);
   if (ret) {
     err = Error::BAD_BUFFER;
     hidl_cb(err, size, plane_info);
     return Void();
   }
   gralloc::PlaneLayoutInfo plane_layout[8] = {};
   ALOGD_IF(DEBUG, "%s: Aligned width and height - wxh: %ux%u custom_format = %d", __FUNCTION__,
            alignedw, alignedh, custom_format);
   if (gralloc::IsYuvFormat(custom_format)) {
     gralloc::GetYUVPlaneInfo(info, custom_format, alignedw, alignedh, flags, &plane_count,
                              plane_layout);
   } else if (gralloc::IsUncompressedRGBFormat(custom_format) ||
              gralloc::IsCompressedRGBFormat(custom_format)) {
     gralloc::GetRGBPlaneInfo(info, custom_format, alignedw, alignedh, flags, &plane_count,
                              plane_layout);
   } else {
     err = Error::BAD_BUFFER;
     hidl_cb(err, size, plane_info);
     return Void();
   }
   ALOGD_IF(DEBUG, "%s: Number of plane - %d, custom_format - %d", __FUNCTION__, plane_count,
            custom_format);
   plane_info.resize(plane_count);
   for (int i = 0; i < plane_count; i++) {
     plane_info[i].component = plane_layout[i].component;
     plane_info[i].h_subsampling = plane_layout[i].h_subsampling;
     plane_info[i].v_subsampling = plane_layout[i].v_subsampling;
     plane_info[i].offset = plane_layout[i].offset;
     plane_info[i].pixel_increment = plane_layout[i].step;
     plane_info[i].stride = plane_layout[i].stride;
     plane_info[i].stride_bytes = plane_layout[i].stride_bytes;
     plane_info[i].scanlines = plane_layout[i].scanlines;
     plane_info[i].size = plane_layout[i].size;
     ALOGD_IF(DEBUG, "%s: plane info: component - %d", __FUNCTION__, plane_info[i].component);
     ALOGD_IF(DEBUG, "h_subsampling - %u, v_subsampling - %u, offset - %u, pixel_increment - %d",
              plane_info[i].h_subsampling, plane_info[i].v_subsampling, plane_info[i].offset,
              plane_info[i].pixel_increment);
     ALOGD_IF(DEBUG, "stride_pixel - %d, stride_bytes - %d, scanlines - %d, size - %u",
              plane_info[i].stride, plane_info[i].stride_bytes, plane_info[i].scanlines,
              plane_info[i].size);
   }
   hidl_cb(err, size, plane_info);
   return Void();
 }

 Return<Error> QtiMapperExtensions::getSurfaceMetadata_V1(void *buffer, void *metadata) {
   auto err = Error::BAD_BUFFER;
   auto hnd = static_cast<private_handle_t *>(buffer);
   if (metadata != nullptr && buffer != nullptr && private_handle_t::validate(hnd) == 0) {
     if (getMetaData(hnd, GET_GRAPHICS_METADATA, metadata) == 0) {
       err = Error::NONE;
     } else {
       err = Error::UNSUPPORTED;
     }
   } else {
     ALOGE("%s: buffer pointer: %p, metadata pointer: %p ", __FUNCTION__, buffer, metadata);
   }
   return err;
 }

 Return<Error> QtiMapperExtensions::copyMetaData(void *src, void *dst) {
   auto error = Error::BAD_BUFFER;
   auto src_hnd = static_cast<private_handle_t *>(src);
   auto dst_hnd = static_cast<private_handle_t *>(dst);
   if (src != nullptr && dst != nullptr && private_handle_t::validate(src_hnd) == 0 &&
       private_handle_t::validate(dst_hnd) == 0) {
     if (static_cast<IMapperExtensions_1_0_Error>(buf_mgr_->IsBufferImported(src_hnd)) ==
             Error::NONE &&
         static_cast<IMapperExtensions_1_0_Error>(buf_mgr_->IsBufferImported(dst_hnd)) ==
             Error::NONE) {
       MetaData_t *src_data = reinterpret_cast<MetaData_t *>(src_hnd->base_metadata);
       MetaData_t *dst_data = reinterpret_cast<MetaData_t *>(dst_hnd->base_metadata);
       *dst_data = *src_data;
       error = Error::NONE;
     }
   } else {
     ALOGE("%s: Copy Failed - src buffer: %p, dst buffer: %p", __FUNCTION__, src, dst);
   }
   return error;
 }

 Return<Error> QtiMapperExtensions::setMetadataBlob(const hidl_vec<uint8_t> &src, void *dst) {
   auto error = Error::BAD_BUFFER;
   if (src.data() == nullptr) {
     return error;
   }
   auto dst_hnd = static_cast<private_handle_t *>(dst);
   if (dst != nullptr && private_handle_t::validate(dst_hnd) == 0) {
     if (static_cast<IMapperExtensions_1_0_Error>(buf_mgr_->IsBufferImported(dst_hnd)) ==
         Error::NONE) {
       const MetaData_t *src_data = reinterpret_cast<const MetaData_t *>(src.data());
       MetaData_t *dst_data = reinterpret_cast<MetaData_t *>(dst_hnd->base_metadata);
       *dst_data = *src_data;
       error = Error::NONE;
     }
   } else {
     ALOGE("%s: Copy Failed - src buffer: %p, dst pointer: %p", __FUNCTION__, src.data(), dst);
   }
   return error;
 }

 Return<void> QtiMapperExtensions::getMetadataBlob(void *src, getMetadataBlob_cb _hidl_cb) {
   auto error = Error::BAD_BUFFER;
   hidl_vec<uint8_t> out;
   auto src_hnd = static_cast<private_handle_t *>(src);
   out.resize(sizeof(MetaData_t));

   if (src != nullptr && private_handle_t::validate(src_hnd) == 0) {
     if (static_cast<IMapperExtensions_1_0_Error>(buf_mgr_->IsBufferImported(src_hnd)) ==
         Error::NONE) {
       MetaData_t *src_data = reinterpret_cast<MetaData_t *>(src_hnd->base_metadata);
       MetaData_t *dst_data = reinterpret_cast<MetaData_t *>(out.data());
       memcpy(dst_data, src_data, sizeof(MetaData_t));
       error = Error::NONE;
       _hidl_cb(error, out);
     }
   } else {
     ALOGE("%s: Get Failed - src buffer: %p", __FUNCTION__, src);
   }
   _hidl_cb(error, out);
   return Void();
 }

 }  // namespace implementation
 }  // namespace V1_1
 }  // namespace mapperextensions
 }  // namespace display
 }  // namespace hardware
 }  // namespace qti
 }  // namespace vendor
	/*
	* Copyright (c) 2019-2021 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_1 {
	namespace implementation {

	using gralloc::BufferInfo;

	QtiMapperExtensions::QtiMapperExtensions() {
	buf_mgr_ = BufferManager::GetInstance();
	}

	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) {
	err = Error::NONE;
	auto ret = getMetaData(hnd, GET_PP_PARAM_INTERLACED, &interlaced_flag);
	if (ret != 0) {
	interlaced_flag = 0;
	ALOGW("%s: getMetaData returned %d, defaulting to "
	"interlaced_flag = %d", __FUNCTION__, ret, interlaced_flag);
	}
	}
	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;
	int ret = gralloc::GetCustomDimensions(hnd, &stride, &height);
	if (ret) {
	ALOGW("%s: Error during GetCustomDimensions API call. "
	"stride: %d, height: %d", __FUNCTION__, stride, height);
	err = Error::BAD_BUFFER;
	} else {
	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;
	auto err = Error::NONE;
	BufferInfo info(width, height, format, usage);
	int ret = gralloc::GetAlignedWidthAndHeight(info, &alignedw, &alignedh);
	if (ret) {
	err = Error::BAD_BUFFER;
	}
	bool ubwc_enabled = gralloc::IsUBwcEnabled(format, usage);
	hidl_cb(err, 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();
	}

	// It will return size for single layer only i.e. layer count is always 1.
	Return<void> QtiMapperExtensions::getFormatLayout(int32_t format, uint64_t usage, int32_t flags,
	int32_t width, int32_t height,
	getFormatLayout_cb hidl_cb) {
	ALOGD_IF(DEBUG, "%s: Input parameters - wxh: %dx%d usage: 0x%" PRIu64 " format: %d", __FUNCTION__,
	width, height, usage, format);
	auto err = Error::NONE;
	hidl_vec<PlaneLayout> plane_info;
	unsigned int alignedw = 0, alignedh = 0;
	int plane_count = 0;
	uint32_t size = 0;
	int custom_format = gralloc::GetImplDefinedFormat(usage, format);
	BufferInfo info(width, height, custom_format, usage);
	int ret = gralloc::GetBufferSizeAndDimensions(info, &size, &alignedw, &alignedh);
	if (ret) {
	err = Error::BAD_BUFFER;
	hidl_cb(err, size, plane_info);
	return Void();
	}
	gralloc::PlaneLayoutInfo plane_layout[8] = {};
	ALOGD_IF(DEBUG, "%s: Aligned width and height - wxh: %ux%u custom_format = %d", __FUNCTION__,
	alignedw, alignedh, custom_format);
	if (gralloc::IsYuvFormat(custom_format)) {
	gralloc::GetYUVPlaneInfo(info, custom_format, alignedw, alignedh, flags, &plane_count,
	plane_layout);
	} else if (gralloc::IsUncompressedRGBFormat(custom_format) \|\|
	gralloc::IsCompressedRGBFormat(custom_format)) {
	gralloc::GetRGBPlaneInfo(info, custom_format, alignedw, alignedh, flags, &plane_count,
	plane_layout);
	} else {
	err = Error::BAD_BUFFER;
	hidl_cb(err, size, plane_info);
	return Void();
	}
	ALOGD_IF(DEBUG, "%s: Number of plane - %d, custom_format - %d", __FUNCTION__, plane_count,
	custom_format);
	plane_info.resize(plane_count);
	for (int i = 0; i < plane_count; i++) {
	plane_info[i].component = plane_layout[i].component;
	plane_info[i].h_subsampling = plane_layout[i].h_subsampling;
	plane_info[i].v_subsampling = plane_layout[i].v_subsampling;
	plane_info[i].offset = plane_layout[i].offset;
	plane_info[i].pixel_increment = plane_layout[i].step;
	plane_info[i].stride = plane_layout[i].stride;
	plane_info[i].stride_bytes = plane_layout[i].stride_bytes;
	plane_info[i].scanlines = plane_layout[i].scanlines;
	plane_info[i].size = plane_layout[i].size;
	ALOGD_IF(DEBUG, "%s: plane info: component - %d", __FUNCTION__, plane_info[i].component);
	ALOGD_IF(DEBUG, "h_subsampling - %u, v_subsampling - %u, offset - %u, pixel_increment - %d",
	plane_info[i].h_subsampling, plane_info[i].v_subsampling, plane_info[i].offset,
	plane_info[i].pixel_increment);
	ALOGD_IF(DEBUG, "stride_pixel - %d, stride_bytes - %d, scanlines - %d, size - %u",
	plane_info[i].stride, plane_info[i].stride_bytes, plane_info[i].scanlines,
	plane_info[i].size);
	}
	hidl_cb(err, size, plane_info);
	return Void();
	}

	Return<Error> QtiMapperExtensions::getSurfaceMetadata_V1(void buffer, void metadata) {
	auto err = Error::BAD_BUFFER;
	auto hnd = static_cast<private_handle_t *>(buffer);
	if (metadata != nullptr && buffer != nullptr && private_handle_t::validate(hnd) == 0) {
	if (getMetaData(hnd, GET_GRAPHICS_METADATA, metadata) == 0) {
	err = Error::NONE;
	} else {
	err = Error::UNSUPPORTED;
	}
	} else {
	ALOGE("%s: buffer pointer: %p, metadata pointer: %p ", __FUNCTION__, buffer, metadata);
	}
	return err;
	}

	Return<Error> QtiMapperExtensions::copyMetaData(void src, void dst) {
	auto error = Error::BAD_BUFFER;
	auto src_hnd = static_cast<private_handle_t *>(src);
	auto dst_hnd = static_cast<private_handle_t *>(dst);
	if (src != nullptr && dst != nullptr && private_handle_t::validate(src_hnd) == 0 &&
	private_handle_t::validate(dst_hnd) == 0) {
	if (static_cast<IMapperExtensions_1_0_Error>(buf_mgr_->IsBufferImported(src_hnd)) ==
	Error::NONE &&
	static_cast<IMapperExtensions_1_0_Error>(buf_mgr_->IsBufferImported(dst_hnd)) ==
	Error::NONE) {
	MetaData_t src_data = reinterpret_cast<MetaData_t >(src_hnd->base_metadata);
	MetaData_t dst_data = reinterpret_cast<MetaData_t >(dst_hnd->base_metadata);
	dst_data = src_data;
	error = Error::NONE;
	}
	} else {
	ALOGE("%s: Copy Failed - src buffer: %p, dst buffer: %p", __FUNCTION__, src, dst);
	}
	return error;
	}

	Return<Error> QtiMapperExtensions::setMetadataBlob(const hidl_vec<uint8_t> &src, void *dst) {
	auto error = Error::BAD_BUFFER;
	if (src.data() == nullptr) {
	return error;
	}
	auto dst_hnd = static_cast<private_handle_t *>(dst);
	if (dst != nullptr && private_handle_t::validate(dst_hnd) == 0) {
	if (static_cast<IMapperExtensions_1_0_Error>(buf_mgr_->IsBufferImported(dst_hnd)) ==
	Error::NONE) {
	const MetaData_t src_data = reinterpret_cast<const MetaData_t >(src.data());
	MetaData_t dst_data = reinterpret_cast<MetaData_t >(dst_hnd->base_metadata);
	dst_data = src_data;
	error = Error::NONE;
	}
	} else {
	ALOGE("%s: Copy Failed - src buffer: %p, dst pointer: %p", __FUNCTION__, src.data(), dst);
	}
	return error;
	}

	Return<void> QtiMapperExtensions::getMetadataBlob(void *src, getMetadataBlob_cb _hidl_cb) {
	auto error = Error::BAD_BUFFER;
	hidl_vec<uint8_t> out;
	auto src_hnd = static_cast<private_handle_t *>(src);
	out.resize(sizeof(MetaData_t));

	if (src != nullptr && private_handle_t::validate(src_hnd) == 0) {
	if (static_cast<IMapperExtensions_1_0_Error>(buf_mgr_->IsBufferImported(src_hnd)) ==
	Error::NONE) {
	MetaData_t src_data = reinterpret_cast<MetaData_t >(src_hnd->base_metadata);
	MetaData_t dst_data = reinterpret_cast<MetaData_t >(out.data());
	memcpy(dst_data, src_data, sizeof(MetaData_t));
	error = Error::NONE;
	_hidl_cb(error, out);
	}
	} else {
	ALOGE("%s: Get Failed - src buffer: %p", __FUNCTION__, src);
	}
	_hidl_cb(error, out);
	return Void();
	}

	} // namespace implementation
	} // namespace V1_1
	} // namespace mapperextensions
	} // namespace display
	} // namespace hardware
	} // namespace qti
	} // namespace vendor