/* * Copyright © 2015 Intel Corporation * * 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 #include #include #include #include #include "anv_private.h" VkResult anv_CreateDmaBufImageINTEL( VkDevice _device, const VkDmaBufImageCreateInfo* pCreateInfo, const VkAllocationCallbacks* pAllocator, VkDeviceMemory* pMem, VkImage* pImage) { ANV_FROM_HANDLE(anv_device, device, _device); struct anv_device_memory *mem; struct anv_image *image; VkResult result; VkImage image_h; assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_DMA_BUF_IMAGE_CREATE_INFO_INTEL); mem = vk_alloc2(&device->alloc, pAllocator, sizeof(*mem), 8, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT); if (mem == NULL) return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY); result = anv_image_create(_device, &(struct anv_image_create_info) { .isl_tiling_flags = ISL_TILING_X_BIT, .stride = pCreateInfo->strideInBytes, .vk_info = &(VkImageCreateInfo) { .sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO, .imageType = VK_IMAGE_TYPE_2D, .format = pCreateInfo->format, .extent = pCreateInfo->extent, .mipLevels = 1, .arrayLayers = 1, .samples = 1, /* FIXME: Need a way to use X tiling to allow scanout */ .tiling = VK_IMAGE_TILING_OPTIMAL, .usage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT, .flags = 0, } }, pAllocator, &image_h); if (result != VK_SUCCESS) goto fail; image = anv_image_from_handle(image_h); result = anv_device_import_bo(device, pCreateInfo->fd, ANV_BO_ALLOC_IMPLICIT_SYNC, &mem->bo); if (result != VK_SUCCESS) goto fail_import; VkDeviceSize aligned_image_size = align_u64(image->size, 4096); if (mem->bo->size < aligned_image_size) { result = vk_errorf(device->instance, device, VK_ERROR_INVALID_EXTERNAL_HANDLE, "dma-buf too small for image in " "vkCreateDmaBufImageINTEL: %"PRIu64"B < %"PRIu64"B", mem->bo->size, aligned_image_size); anv_device_release_bo(device, mem->bo); goto fail_import; } image->planes[0].address = (struct anv_address) { .bo = mem->bo, .offset = 0, }; assert(image->extent.width > 0); assert(image->extent.height > 0); assert(image->extent.depth == 1); *pMem = anv_device_memory_to_handle(mem); *pImage = anv_image_to_handle(image); close(pCreateInfo->fd); return VK_SUCCESS; fail_import: vk_free2(&device->alloc, pAllocator, image); fail: vk_free2(&device->alloc, pAllocator, mem); return result; }