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Diffstat (limited to 'src/intel/vulkan/anv_intel.c')
-rw-r--r--src/intel/vulkan/anv_intel.c100
1 files changed, 100 insertions, 0 deletions
diff --git a/src/intel/vulkan/anv_intel.c b/src/intel/vulkan/anv_intel.c
new file mode 100644
index 00000000000..d95d9afe8cf
--- /dev/null
+++ b/src/intel/vulkan/anv_intel.c
@@ -0,0 +1,100 @@
+/*
+ * 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 <assert.h>
+#include <stdbool.h>
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+
+#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 = anv_alloc2(&device->alloc, pAllocator, sizeof(*mem), 8,
+ VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
+ if (mem == NULL)
+ return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
+
+ mem->bo.gem_handle = anv_gem_fd_to_handle(device, pCreateInfo->fd);
+ if (!mem->bo.gem_handle) {
+ result = vk_error(VK_ERROR_OUT_OF_DEVICE_MEMORY);
+ goto fail;
+ }
+
+ mem->bo.map = NULL;
+ mem->bo.index = 0;
+ mem->bo.offset = 0;
+ mem->bo.size = pCreateInfo->strideInBytes * pCreateInfo->extent.height;
+
+ 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);
+
+ image = anv_image_from_handle(image_h);
+ image->bo = &mem->bo;
+ image->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);
+
+ return VK_SUCCESS;
+
+ fail:
+ anv_free2(&device->alloc, pAllocator, mem);
+
+ return result;
+}