src/intel/vulkan/anv_android.c - third_party/mesa - Git at Google

 /*
  * Copyright © 2017, Google Inc.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
  * to deal in the Software without restriction, including without limitation
  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  * and/or sell copies of the Software, and to permit persons to whom the
  * Software is furnished to do so, subject to the following conditions:
  *
  * The above copyright notice and this permission notice (including the next
  * paragraph) shall be included in all copies or substantial portions of the
  * Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  * IN THE SOFTWARE.
  */

 #include <vulkan/vk_android_native_buffer.h>
 #include <sync/sync.h>

 #include "anv_private.h"
 #include "vk_android.h"
 #include "vk_common_entrypoints.h"
 #include "vk_util.h"

 #if ANDROID_API_LEVEL >= 26
 #include <vndk/hardware_buffer.h>
 /* See i915_private_android_types.h in minigbm. */
 #define HAL_PIXEL_FORMAT_NV12_Y_TILED_INTEL 0x100

 inline VkFormat
 vk_format_from_android(unsigned android_format, unsigned android_usage)
 {
    switch (android_format) {
    case AHARDWAREBUFFER_FORMAT_Y8Cb8Cr8_420:
    case HAL_PIXEL_FORMAT_NV12_Y_TILED_INTEL:
       return VK_FORMAT_G8_B8R8_2PLANE_420_UNORM;
    case AHARDWAREBUFFER_FORMAT_YV12:
       return VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM;
    case AHARDWAREBUFFER_FORMAT_YCbCr_P010:
       return VK_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16;
    case AHARDWAREBUFFER_FORMAT_IMPLEMENTATION_DEFINED:
       if (android_usage & AHARDWAREBUFFER_USAGE_CAMERA_MASK)
          return VK_FORMAT_G8_B8R8_2PLANE_420_UNORM;
       else
          return VK_FORMAT_R8G8B8_UNORM;
    default:
       return vk_ahb_format_to_image_format(android_format);
    }
 }

 unsigned
 anv_ahb_format_for_vk_format(VkFormat vk_format)
 {
    switch (vk_format) {
    case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
 #ifdef HAVE_CROS_GRALLOC
       return AHARDWAREBUFFER_FORMAT_Y8Cb8Cr8_420;
 #else
       return HAL_PIXEL_FORMAT_NV12_Y_TILED_INTEL;
 #endif
    default:
       return vk_image_format_to_ahb_format(vk_format);
    }
 }

 static VkResult
 get_ahw_buffer_format_properties2(
    VkDevice device_h,
    const struct AHardwareBuffer *buffer,
    VkAndroidHardwareBufferFormatProperties2ANDROID *pProperties)
 {
    ANV_FROM_HANDLE(anv_device, device, device_h);

    /* Get a description of buffer contents . */
    AHardwareBuffer_Desc desc;
    AHardwareBuffer_describe(buffer, &desc);

    /* Verify description. */
    uint64_t gpu_usage =
       AHARDWAREBUFFER_USAGE_GPU_SAMPLED_IMAGE |
       AHARDWAREBUFFER_USAGE_GPU_COLOR_OUTPUT |
       AHARDWAREBUFFER_USAGE_GPU_DATA_BUFFER;

    /* "Buffer must be a valid Android hardware buffer object with at least
     * one of the AHARDWAREBUFFER_USAGE_GPU_* usage flags."
     */
    if (!(desc.usage & (gpu_usage)))
       return VK_ERROR_INVALID_EXTERNAL_HANDLE;

    /* Fill properties fields based on description. */
    VkAndroidHardwareBufferFormatProperties2ANDROID *p = pProperties;

    p->format = vk_format_from_android(desc.format, desc.usage);
    p->externalFormat = p->format;

    const struct anv_format *anv_format =
       anv_get_format(device->physical, p->format);

    /* Default to OPTIMAL tiling but set to linear in case
     * of AHARDWAREBUFFER_USAGE_GPU_DATA_BUFFER usage.
     */
    VkImageTiling tiling = VK_IMAGE_TILING_OPTIMAL;

    if (desc.usage & AHARDWAREBUFFER_USAGE_GPU_DATA_BUFFER)
       tiling = VK_IMAGE_TILING_LINEAR;

    p->formatFeatures =
       anv_get_image_format_features2(device->physical, p->format, anv_format,
                                      tiling, 0 /* usage */, 0 /* flags */,
                                      NULL);

    /* "Images can be created with an external format even if the Android hardware
     *  buffer has a format which has an equivalent Vulkan format to enable
     *  consistent handling of images from sources that might use either category
     *  of format. However, all images created with an external format are subject
     *  to the valid usage requirements associated with external formats, even if
     *  the Android hardware buffer’s format has a Vulkan equivalent."
     *
     * "The formatFeatures member *must* include
     *  VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT and at least one of
     *  VK_FORMAT_FEATURE_MIDPOINT_CHROMA_SAMPLES_BIT or
     *  VK_FORMAT_FEATURE_COSITED_CHROMA_SAMPLES_BIT"
     */
    p->formatFeatures |=
       VK_FORMAT_FEATURE_2_MIDPOINT_CHROMA_SAMPLES_BIT;

    /* "Implementations may not always be able to determine the color model,
     *  numerical range, or chroma offsets of the image contents, so the values
     *  in VkAndroidHardwareBufferFormatPropertiesANDROID are only suggestions.
     *  Applications should treat these values as sensible defaults to use in
     *  the absence of more reliable information obtained through some other
     *  means."
     */
    p->samplerYcbcrConversionComponents.r = VK_COMPONENT_SWIZZLE_IDENTITY;
    p->samplerYcbcrConversionComponents.g = VK_COMPONENT_SWIZZLE_IDENTITY;
    p->samplerYcbcrConversionComponents.b = VK_COMPONENT_SWIZZLE_IDENTITY;
    p->samplerYcbcrConversionComponents.a = VK_COMPONENT_SWIZZLE_IDENTITY;

    p->suggestedYcbcrModel = VK_SAMPLER_YCBCR_MODEL_CONVERSION_YCBCR_601;
    p->suggestedYcbcrRange = VK_SAMPLER_YCBCR_RANGE_ITU_NARROW;

    p->suggestedXChromaOffset = VK_CHROMA_LOCATION_MIDPOINT;
    p->suggestedYChromaOffset = VK_CHROMA_LOCATION_MIDPOINT;

    return VK_SUCCESS;
 }

 VkResult
 anv_GetAndroidHardwareBufferPropertiesANDROID(
    VkDevice device_h,
    const struct AHardwareBuffer *buffer,
    VkAndroidHardwareBufferPropertiesANDROID *pProperties)
 {
    ANV_FROM_HANDLE(anv_device, dev, device_h);

    VkAndroidHardwareBufferFormatPropertiesANDROID *format_prop =
       vk_find_struct(pProperties->pNext,
                      ANDROID_HARDWARE_BUFFER_FORMAT_PROPERTIES_ANDROID);
    /* Fill format properties of an Android hardware buffer. */
    if (format_prop) {
       VkAndroidHardwareBufferFormatProperties2ANDROID format_prop2 = {
          .sType = VK_STRUCTURE_TYPE_ANDROID_HARDWARE_BUFFER_FORMAT_PROPERTIES_2_ANDROID,
       };
       get_ahw_buffer_format_properties2(device_h, buffer, &format_prop2);

       format_prop->format                 = format_prop2.format;
       format_prop->externalFormat         = format_prop2.externalFormat;
       format_prop->formatFeatures         =
          vk_format_features2_to_features(format_prop2.formatFeatures);
       format_prop->samplerYcbcrConversionComponents =
          format_prop2.samplerYcbcrConversionComponents;
       format_prop->suggestedYcbcrModel    = format_prop2.suggestedYcbcrModel;
       format_prop->suggestedYcbcrRange    = format_prop2.suggestedYcbcrRange;
       format_prop->suggestedXChromaOffset = format_prop2.suggestedXChromaOffset;
       format_prop->suggestedYChromaOffset = format_prop2.suggestedYChromaOffset;
    }

    VkAndroidHardwareBufferFormatProperties2ANDROID *format_prop2 =
       vk_find_struct(pProperties->pNext,
                      ANDROID_HARDWARE_BUFFER_FORMAT_PROPERTIES_2_ANDROID);
    if (format_prop2)
       get_ahw_buffer_format_properties2(device_h, buffer, format_prop2);

    /* NOTE - We support buffers with only one handle but do not error on
     * multiple handle case. Reason is that we want to support YUV formats
     * where we have many logical planes but they all point to the same
     * buffer, like is the case with VK_FORMAT_G8_B8R8_2PLANE_420_UNORM.
     */
    const native_handle_t *handle =
       AHardwareBuffer_getNativeHandle(buffer);
    int dma_buf = (handle && handle->numFds) ? handle->data[0] : -1;
    if (dma_buf < 0)
       return VK_ERROR_INVALID_EXTERNAL_HANDLE;

    /* All memory types. */
    uint32_t memory_types = (1ull << dev->physical->memory.type_count) - 1;

    pProperties->allocationSize = lseek(dma_buf, 0, SEEK_END);
    pProperties->memoryTypeBits = memory_types;

    return VK_SUCCESS;
 }

 #endif

 /*
  * Called from anv_AllocateMemory when import AHardwareBuffer.
  */
 VkResult
 anv_import_ahw_memory(VkDevice device_h,
                       struct anv_device_memory *mem)
 {
 #if ANDROID_API_LEVEL >= 26
    ANV_FROM_HANDLE(anv_device, device, device_h);

    /* Import from AHardwareBuffer to anv_device_memory. */
    const native_handle_t *handle =
       AHardwareBuffer_getNativeHandle(mem->vk.ahardware_buffer);

    /* NOTE - We support buffers with only one handle but do not error on
     * multiple handle case. Reason is that we want to support YUV formats
     * where we have many logical planes but they all point to the same
     * buffer, like is the case with VK_FORMAT_G8_B8R8_2PLANE_420_UNORM.
     */
    int dma_buf = (handle && handle->numFds) ? handle->data[0] : -1;
    if (dma_buf < 0)
       return VK_ERROR_INVALID_EXTERNAL_HANDLE;

    VkResult result = anv_device_import_bo(device, dma_buf,
                                           ANV_BO_ALLOC_EXTERNAL,
                                           0 /* client_address */,
                                           &mem->bo);
    assert(result == VK_SUCCESS);

    return VK_SUCCESS;
 #else
    return VK_ERROR_EXTENSION_NOT_PRESENT;
 #endif
 }

 VkResult
 anv_android_get_tiling(struct anv_device *device,
                        struct u_gralloc_buffer_handle *gr_handle,
                        enum isl_tiling *tiling_out)
 {
    struct u_gralloc *gralloc = vk_android_get_ugralloc();
    assert(gralloc);

    struct u_gralloc_buffer_basic_info buf_info;
    if (u_gralloc_get_buffer_basic_info(gralloc, gr_handle, &buf_info))
       return vk_errorf(device, VK_ERROR_INVALID_EXTERNAL_HANDLE,
                        "failed to get tiling from gralloc buffer info");

    const struct isl_drm_modifier_info *mod_info =
       isl_drm_modifier_get_info(buf_info.modifier);
    if (!mod_info) {
       return vk_errorf(device, VK_ERROR_INVALID_EXTERNAL_HANDLE,
                        "invalid drm modifier from VkNativeBufferANDROID "
                        "gralloc buffer info 0x%"PRIx64"", buf_info.modifier);
    }

    *tiling_out = mod_info->tiling;
    return VK_SUCCESS;
 }

 VkResult
 anv_image_init_from_gralloc(struct anv_device *device,
                             struct anv_image *image,
                             const VkImageCreateInfo *base_info,
                             const VkNativeBufferANDROID *gralloc_info)
 {
    struct anv_bo *bo = NULL;
    VkResult result;

    struct anv_image_create_info anv_info = {
       .vk_info = base_info,
       .isl_extra_usage_flags = ISL_SURF_USAGE_DISABLE_AUX_BIT,
    };

    /* Do not close the gralloc handle's dma_buf. The lifetime of the dma_buf
     * must exceed that of the gralloc handle, and we do not own the gralloc
     * handle.
     */
    int dma_buf = gralloc_info->handle->data[0];

    /* If this function fails and if the imported bo was resident in the cache,
     * we should avoid updating the bo's flags. Therefore, we defer updating
     * the flags until success is certain.
     *
     */
    result = anv_device_import_bo(device, dma_buf,
                                  ANV_BO_ALLOC_EXTERNAL,
                                  0 /* client_address */,
                                  &bo);
    if (result != VK_SUCCESS) {
       return vk_errorf(device, result,
                        "failed to import dma-buf from VkNativeBufferANDROID");
    }

    enum isl_tiling tiling;
    if (vk_android_get_ugralloc()) {
       struct u_gralloc_buffer_handle gr_handle = {
          .handle = gralloc_info->handle,
          .hal_format = gralloc_info->format,
          .pixel_stride = gralloc_info->stride,
       };
       result = anv_android_get_tiling(device, &gr_handle, &tiling);
       if (result != VK_SUCCESS)
          return result;
    } else {
       /* Fallback to get_tiling API. */
       result = anv_device_get_bo_tiling(device, bo, &tiling);
       if (result != VK_SUCCESS) {
          return vk_errorf(device, result,
                           "failed to get tiling from VkNativeBufferANDROID");
       }
    }
    anv_info.isl_tiling_flags = 1u << tiling;

    anv_info.stride = gralloc_info->stride;

    result = anv_image_init(device, image, &anv_info);
    if (result != VK_SUCCESS)
       goto fail_init;

    VkMemoryRequirements2 mem_reqs = {
       .sType = VK_STRUCTURE_TYPE_MEMORY_REQUIREMENTS_2,
    };

    anv_image_get_memory_requirements(device, image, image->vk.aspects,
                                      &mem_reqs);

    VkDeviceSize aligned_image_size =
       align64(mem_reqs.memoryRequirements.size,
               mem_reqs.memoryRequirements.alignment);

    if (bo->size < aligned_image_size) {
       result = vk_errorf(device, VK_ERROR_INVALID_EXTERNAL_HANDLE,
                          "dma-buf from VkNativeBufferANDROID is too small for "
                          "VkImage: %"PRIu64"B < %"PRIu64"B",
                          bo->size, aligned_image_size);
       goto fail_size;
    }

    assert(!image->disjoint);
    assert(image->n_planes == 1);
    assert(image->planes[0].primary_surface.memory_range.binding ==
           ANV_IMAGE_MEMORY_BINDING_MAIN);
    assert(image->bindings[ANV_IMAGE_MEMORY_BINDING_MAIN].address.bo == NULL);
    assert(image->bindings[ANV_IMAGE_MEMORY_BINDING_MAIN].address.offset == 0);
    image->bindings[ANV_IMAGE_MEMORY_BINDING_MAIN].address.bo = bo;
    image->from_gralloc = true;

    return VK_SUCCESS;

  fail_size:
    anv_image_finish(image);
  fail_init:
    anv_device_release_bo(device, bo);

    return result;
 }
	/*
	* Copyright © 2017, Google Inc.
	*
	* Permission is hereby granted, free of charge, to any person obtaining a
	* copy of this software and associated documentation files (the "Software"),
	* to deal in the Software without restriction, including without limitation
	* the rights to use, copy, modify, merge, publish, distribute, sublicense,
	* and/or sell copies of the Software, and to permit persons to whom the
	* Software is furnished to do so, subject to the following conditions:
	*
	* The above copyright notice and this permission notice (including the next
	* paragraph) shall be included in all copies or substantial portions of the
	* Software.
	*
	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
	* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
	* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
	* IN THE SOFTWARE.
	*/

	#include <vulkan/vk_android_native_buffer.h>
	#include <sync/sync.h>

	#include "anv_private.h"
	#include "vk_android.h"
	#include "vk_common_entrypoints.h"
	#include "vk_util.h"

	#if ANDROID_API_LEVEL >= 26
	#include <vndk/hardware_buffer.h>
	/* See i915_private_android_types.h in minigbm. */
	#define HAL_PIXEL_FORMAT_NV12_Y_TILED_INTEL 0x100

	inline VkFormat
	vk_format_from_android(unsigned android_format, unsigned android_usage)
	{
	switch (android_format) {
	case AHARDWAREBUFFER_FORMAT_Y8Cb8Cr8_420:
	case HAL_PIXEL_FORMAT_NV12_Y_TILED_INTEL:
	return VK_FORMAT_G8_B8R8_2PLANE_420_UNORM;
	case AHARDWAREBUFFER_FORMAT_YV12:
	return VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM;
	case AHARDWAREBUFFER_FORMAT_YCbCr_P010:
	return VK_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16;
	case AHARDWAREBUFFER_FORMAT_IMPLEMENTATION_DEFINED:
	if (android_usage & AHARDWAREBUFFER_USAGE_CAMERA_MASK)
	return VK_FORMAT_G8_B8R8_2PLANE_420_UNORM;
	else
	return VK_FORMAT_R8G8B8_UNORM;
	default:
	return vk_ahb_format_to_image_format(android_format);
	}
	}

	unsigned
	anv_ahb_format_for_vk_format(VkFormat vk_format)
	{
	switch (vk_format) {
	case VK_FORMAT_G8_B8R8_2PLANE_420_UNORM:
	#ifdef HAVE_CROS_GRALLOC
	return AHARDWAREBUFFER_FORMAT_Y8Cb8Cr8_420;
	#else
	return HAL_PIXEL_FORMAT_NV12_Y_TILED_INTEL;
	#endif
	default:
	return vk_image_format_to_ahb_format(vk_format);
	}
	}

	static VkResult
	get_ahw_buffer_format_properties2(
	VkDevice device_h,
	const struct AHardwareBuffer *buffer,
	VkAndroidHardwareBufferFormatProperties2ANDROID *pProperties)
	{
	ANV_FROM_HANDLE(anv_device, device, device_h);

	/* Get a description of buffer contents . */
	AHardwareBuffer_Desc desc;
	AHardwareBuffer_describe(buffer, &desc);

	/* Verify description. */
	uint64_t gpu_usage =
	AHARDWAREBUFFER_USAGE_GPU_SAMPLED_IMAGE \|
	AHARDWAREBUFFER_USAGE_GPU_COLOR_OUTPUT \|
	AHARDWAREBUFFER_USAGE_GPU_DATA_BUFFER;

	/* "Buffer must be a valid Android hardware buffer object with at least
	* one of the AHARDWAREBUFFER_USAGE_GPU_* usage flags."
	*/
	if (!(desc.usage & (gpu_usage)))
	return VK_ERROR_INVALID_EXTERNAL_HANDLE;

	/* Fill properties fields based on description. */
	VkAndroidHardwareBufferFormatProperties2ANDROID *p = pProperties;

	p->format = vk_format_from_android(desc.format, desc.usage);
	p->externalFormat = p->format;

	const struct anv_format *anv_format =
	anv_get_format(device->physical, p->format);

	/* Default to OPTIMAL tiling but set to linear in case
	* of AHARDWAREBUFFER_USAGE_GPU_DATA_BUFFER usage.
	*/
	VkImageTiling tiling = VK_IMAGE_TILING_OPTIMAL;

	if (desc.usage & AHARDWAREBUFFER_USAGE_GPU_DATA_BUFFER)
	tiling = VK_IMAGE_TILING_LINEAR;

	p->formatFeatures =
	anv_get_image_format_features2(device->physical, p->format, anv_format,
	tiling, 0 /* usage /, 0 / flags */,
	NULL);

	/* "Images can be created with an external format even if the Android hardware
	* buffer has a format which has an equivalent Vulkan format to enable
	* consistent handling of images from sources that might use either category
	* of format. However, all images created with an external format are subject
	* to the valid usage requirements associated with external formats, even if
	* the Android hardware buffer’s format has a Vulkan equivalent."
	*
	* "The formatFeatures member must include
	* VK_FORMAT_FEATURE_SAMPLED_IMAGE_BIT and at least one of
	* VK_FORMAT_FEATURE_MIDPOINT_CHROMA_SAMPLES_BIT or
	* VK_FORMAT_FEATURE_COSITED_CHROMA_SAMPLES_BIT"
	*/
	p->formatFeatures \|=
	VK_FORMAT_FEATURE_2_MIDPOINT_CHROMA_SAMPLES_BIT;

	/* "Implementations may not always be able to determine the color model,
	* numerical range, or chroma offsets of the image contents, so the values
	* in VkAndroidHardwareBufferFormatPropertiesANDROID are only suggestions.
	* Applications should treat these values as sensible defaults to use in
	* the absence of more reliable information obtained through some other
	* means."
	*/
	p->samplerYcbcrConversionComponents.r = VK_COMPONENT_SWIZZLE_IDENTITY;
	p->samplerYcbcrConversionComponents.g = VK_COMPONENT_SWIZZLE_IDENTITY;
	p->samplerYcbcrConversionComponents.b = VK_COMPONENT_SWIZZLE_IDENTITY;
	p->samplerYcbcrConversionComponents.a = VK_COMPONENT_SWIZZLE_IDENTITY;

	p->suggestedYcbcrModel = VK_SAMPLER_YCBCR_MODEL_CONVERSION_YCBCR_601;
	p->suggestedYcbcrRange = VK_SAMPLER_YCBCR_RANGE_ITU_NARROW;

	p->suggestedXChromaOffset = VK_CHROMA_LOCATION_MIDPOINT;
	p->suggestedYChromaOffset = VK_CHROMA_LOCATION_MIDPOINT;

	return VK_SUCCESS;
	}

	VkResult
	anv_GetAndroidHardwareBufferPropertiesANDROID(
	VkDevice device_h,
	const struct AHardwareBuffer *buffer,
	VkAndroidHardwareBufferPropertiesANDROID *pProperties)
	{
	ANV_FROM_HANDLE(anv_device, dev, device_h);

	VkAndroidHardwareBufferFormatPropertiesANDROID *format_prop =
	vk_find_struct(pProperties->pNext,
	ANDROID_HARDWARE_BUFFER_FORMAT_PROPERTIES_ANDROID);
	/* Fill format properties of an Android hardware buffer. */
	if (format_prop) {
	VkAndroidHardwareBufferFormatProperties2ANDROID format_prop2 = {
	.sType = VK_STRUCTURE_TYPE_ANDROID_HARDWARE_BUFFER_FORMAT_PROPERTIES_2_ANDROID,
	};
	get_ahw_buffer_format_properties2(device_h, buffer, &format_prop2);

	format_prop->format = format_prop2.format;
	format_prop->externalFormat = format_prop2.externalFormat;
	format_prop->formatFeatures =
	vk_format_features2_to_features(format_prop2.formatFeatures);
	format_prop->samplerYcbcrConversionComponents =
	format_prop2.samplerYcbcrConversionComponents;
	format_prop->suggestedYcbcrModel = format_prop2.suggestedYcbcrModel;
	format_prop->suggestedYcbcrRange = format_prop2.suggestedYcbcrRange;
	format_prop->suggestedXChromaOffset = format_prop2.suggestedXChromaOffset;
	format_prop->suggestedYChromaOffset = format_prop2.suggestedYChromaOffset;
	}

	VkAndroidHardwareBufferFormatProperties2ANDROID *format_prop2 =
	vk_find_struct(pProperties->pNext,
	ANDROID_HARDWARE_BUFFER_FORMAT_PROPERTIES_2_ANDROID);
	if (format_prop2)
	get_ahw_buffer_format_properties2(device_h, buffer, format_prop2);

	/* NOTE - We support buffers with only one handle but do not error on
	* multiple handle case. Reason is that we want to support YUV formats
	* where we have many logical planes but they all point to the same
	* buffer, like is the case with VK_FORMAT_G8_B8R8_2PLANE_420_UNORM.
	*/
	const native_handle_t *handle =
	AHardwareBuffer_getNativeHandle(buffer);
	int dma_buf = (handle && handle->numFds) ? handle->data[0] : -1;
	if (dma_buf < 0)
	return VK_ERROR_INVALID_EXTERNAL_HANDLE;

	/* All memory types. */
	uint32_t memory_types = (1ull << dev->physical->memory.type_count) - 1;

	pProperties->allocationSize = lseek(dma_buf, 0, SEEK_END);
	pProperties->memoryTypeBits = memory_types;

	return VK_SUCCESS;
	}

	#endif

	/*
	* Called from anv_AllocateMemory when import AHardwareBuffer.
	*/
	VkResult
	anv_import_ahw_memory(VkDevice device_h,
	struct anv_device_memory *mem)
	{
	#if ANDROID_API_LEVEL >= 26
	ANV_FROM_HANDLE(anv_device, device, device_h);

	/* Import from AHardwareBuffer to anv_device_memory. */
	const native_handle_t *handle =
	AHardwareBuffer_getNativeHandle(mem->vk.ahardware_buffer);

	/* NOTE - We support buffers with only one handle but do not error on
	* multiple handle case. Reason is that we want to support YUV formats
	* where we have many logical planes but they all point to the same
	* buffer, like is the case with VK_FORMAT_G8_B8R8_2PLANE_420_UNORM.
	*/
	int dma_buf = (handle && handle->numFds) ? handle->data[0] : -1;
	if (dma_buf < 0)
	return VK_ERROR_INVALID_EXTERNAL_HANDLE;

	VkResult result = anv_device_import_bo(device, dma_buf,
	ANV_BO_ALLOC_EXTERNAL,
	0 /* client_address */,
	&mem->bo);
	assert(result == VK_SUCCESS);

	return VK_SUCCESS;
	#else
	return VK_ERROR_EXTENSION_NOT_PRESENT;
	#endif
	}

	VkResult
	anv_android_get_tiling(struct anv_device *device,
	struct u_gralloc_buffer_handle *gr_handle,
	enum isl_tiling *tiling_out)
	{
	struct u_gralloc *gralloc = vk_android_get_ugralloc();
	assert(gralloc);

	struct u_gralloc_buffer_basic_info buf_info;
	if (u_gralloc_get_buffer_basic_info(gralloc, gr_handle, &buf_info))
	return vk_errorf(device, VK_ERROR_INVALID_EXTERNAL_HANDLE,
	"failed to get tiling from gralloc buffer info");

	const struct isl_drm_modifier_info *mod_info =
	isl_drm_modifier_get_info(buf_info.modifier);
	if (!mod_info) {
	return vk_errorf(device, VK_ERROR_INVALID_EXTERNAL_HANDLE,
	"invalid drm modifier from VkNativeBufferANDROID "
	"gralloc buffer info 0x%"PRIx64"", buf_info.modifier);
	}

	*tiling_out = mod_info->tiling;
	return VK_SUCCESS;
	}

	VkResult
	anv_image_init_from_gralloc(struct anv_device *device,
	struct anv_image *image,
	const VkImageCreateInfo *base_info,
	const VkNativeBufferANDROID *gralloc_info)
	{
	struct anv_bo *bo = NULL;
	VkResult result;

	struct anv_image_create_info anv_info = {
	.vk_info = base_info,
	.isl_extra_usage_flags = ISL_SURF_USAGE_DISABLE_AUX_BIT,
	};

	/* Do not close the gralloc handle's dma_buf. The lifetime of the dma_buf
	* must exceed that of the gralloc handle, and we do not own the gralloc
	* handle.
	*/
	int dma_buf = gralloc_info->handle->data[0];

	/* If this function fails and if the imported bo was resident in the cache,
	* we should avoid updating the bo's flags. Therefore, we defer updating
	* the flags until success is certain.
	*
	*/
	result = anv_device_import_bo(device, dma_buf,
	ANV_BO_ALLOC_EXTERNAL,
	0 /* client_address */,
	&bo);
	if (result != VK_SUCCESS) {
	return vk_errorf(device, result,
	"failed to import dma-buf from VkNativeBufferANDROID");
	}

	enum isl_tiling tiling;
	if (vk_android_get_ugralloc()) {
	struct u_gralloc_buffer_handle gr_handle = {
	.handle = gralloc_info->handle,
	.hal_format = gralloc_info->format,
	.pixel_stride = gralloc_info->stride,
	};
	result = anv_android_get_tiling(device, &gr_handle, &tiling);
	if (result != VK_SUCCESS)
	return result;
	} else {
	/* Fallback to get_tiling API. */
	result = anv_device_get_bo_tiling(device, bo, &tiling);
	if (result != VK_SUCCESS) {
	return vk_errorf(device, result,
	"failed to get tiling from VkNativeBufferANDROID");
	}
	}
	anv_info.isl_tiling_flags = 1u << tiling;

	anv_info.stride = gralloc_info->stride;

	result = anv_image_init(device, image, &anv_info);
	if (result != VK_SUCCESS)
	goto fail_init;

	VkMemoryRequirements2 mem_reqs = {
	.sType = VK_STRUCTURE_TYPE_MEMORY_REQUIREMENTS_2,
	};

	anv_image_get_memory_requirements(device, image, image->vk.aspects,
	&mem_reqs);

	VkDeviceSize aligned_image_size =
	align64(mem_reqs.memoryRequirements.size,
	mem_reqs.memoryRequirements.alignment);

	if (bo->size < aligned_image_size) {
	result = vk_errorf(device, VK_ERROR_INVALID_EXTERNAL_HANDLE,
	"dma-buf from VkNativeBufferANDROID is too small for "
	"VkImage: %"PRIu64"B < %"PRIu64"B",
	bo->size, aligned_image_size);
	goto fail_size;
	}

	assert(!image->disjoint);
	assert(image->n_planes == 1);
	assert(image->planes[0].primary_surface.memory_range.binding ==
	ANV_IMAGE_MEMORY_BINDING_MAIN);
	assert(image->bindings[ANV_IMAGE_MEMORY_BINDING_MAIN].address.bo == NULL);
	assert(image->bindings[ANV_IMAGE_MEMORY_BINDING_MAIN].address.offset == 0);
	image->bindings[ANV_IMAGE_MEMORY_BINDING_MAIN].address.bo = bo;
	image->from_gralloc = true;

	return VK_SUCCESS;

	fail_size:
	anv_image_finish(image);
	fail_init:
	anv_device_release_bo(device, bo);

	return result;
	}