613 lines
21 KiB
C
613 lines
21 KiB
C
/*
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* Copyright © 2017 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#include "wsi_common_private.h"
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#include "wsi_common_drm.h"
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#include "util/macros.h"
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#include "util/os_file.h"
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#include "util/xmlconfig.h"
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#include "vk_device.h"
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#include "vk_physical_device.h"
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#include "vk_util.h"
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#include "drm-uapi/drm_fourcc.h"
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#include <errno.h>
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#include <linux/dma-buf.h>
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#include <linux/sync_file.h>
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#include <time.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <xf86drm.h>
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struct dma_buf_export_sync_file_wsi {
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__u32 flags;
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__s32 fd;
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};
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struct dma_buf_import_sync_file_wsi {
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__u32 flags;
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__s32 fd;
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};
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#define DMA_BUF_IOCTL_EXPORT_SYNC_FILE_WSI _IOWR(DMA_BUF_BASE, 2, struct dma_buf_export_sync_file_wsi)
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#define DMA_BUF_IOCTL_IMPORT_SYNC_FILE_WSI _IOW(DMA_BUF_BASE, 3, struct dma_buf_import_sync_file_wsi)
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static VkResult
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wsi_dma_buf_export_sync_file(int dma_buf_fd, int *sync_file_fd)
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{
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/* Don't keep trying an IOCTL that doesn't exist. */
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static bool no_dma_buf_sync_file = false;
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if (no_dma_buf_sync_file)
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return VK_ERROR_FEATURE_NOT_PRESENT;
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struct dma_buf_export_sync_file_wsi export = {
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.flags = DMA_BUF_SYNC_RW,
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.fd = -1,
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};
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int ret = drmIoctl(dma_buf_fd, DMA_BUF_IOCTL_EXPORT_SYNC_FILE_WSI, &export);
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if (ret) {
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if (errno == ENOTTY || errno == EBADF || errno == ENOSYS) {
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no_dma_buf_sync_file = true;
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return VK_ERROR_FEATURE_NOT_PRESENT;
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} else {
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return VK_ERROR_OUT_OF_HOST_MEMORY;
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}
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}
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*sync_file_fd = export.fd;
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return VK_SUCCESS;
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}
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static VkResult
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wsi_dma_buf_import_sync_file(int dma_buf_fd, int sync_file_fd)
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{
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/* Don't keep trying an IOCTL that doesn't exist. */
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static bool no_dma_buf_sync_file = false;
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if (no_dma_buf_sync_file)
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return VK_ERROR_FEATURE_NOT_PRESENT;
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struct dma_buf_import_sync_file_wsi import = {
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.flags = DMA_BUF_SYNC_RW,
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.fd = sync_file_fd,
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};
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int ret = drmIoctl(dma_buf_fd, DMA_BUF_IOCTL_IMPORT_SYNC_FILE_WSI, &import);
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if (ret) {
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if (errno == ENOTTY || errno == EBADF || errno == ENOSYS) {
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no_dma_buf_sync_file = true;
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return VK_ERROR_FEATURE_NOT_PRESENT;
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} else {
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return VK_ERROR_OUT_OF_HOST_MEMORY;
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}
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}
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return VK_SUCCESS;
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}
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static VkResult
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prepare_signal_dma_buf_from_semaphore(struct wsi_swapchain *chain,
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const struct wsi_image *image)
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{
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VkResult result;
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if (!(chain->wsi->semaphore_export_handle_types &
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VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_SYNC_FD_BIT))
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return VK_ERROR_FEATURE_NOT_PRESENT;
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int sync_file_fd = -1;
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result = wsi_dma_buf_export_sync_file(image->dma_buf_fd, &sync_file_fd);
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if (result != VK_SUCCESS)
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return result;
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result = wsi_dma_buf_import_sync_file(image->dma_buf_fd, sync_file_fd);
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close(sync_file_fd);
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if (result != VK_SUCCESS)
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return result;
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/* If we got here, all our checks pass. Create the actual semaphore */
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const VkExportSemaphoreCreateInfo export_info = {
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.sType = VK_STRUCTURE_TYPE_EXPORT_SEMAPHORE_CREATE_INFO,
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.handleTypes = VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_SYNC_FD_BIT,
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};
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const VkSemaphoreCreateInfo semaphore_info = {
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.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO,
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.pNext = &export_info,
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};
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result = chain->wsi->CreateSemaphore(chain->device, &semaphore_info,
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&chain->alloc,
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&chain->dma_buf_semaphore);
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if (result != VK_SUCCESS)
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return result;
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return VK_SUCCESS;
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}
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VkResult
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wsi_prepare_signal_dma_buf_from_semaphore(struct wsi_swapchain *chain,
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const struct wsi_image *image)
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{
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VkResult result;
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/* We cache result - 1 in the swapchain */
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if (unlikely(chain->signal_dma_buf_from_semaphore == 0)) {
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result = prepare_signal_dma_buf_from_semaphore(chain, image);
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assert(result <= 0);
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chain->signal_dma_buf_from_semaphore = (int)result - 1;
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} else {
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result = (VkResult)(chain->signal_dma_buf_from_semaphore + 1);
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}
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return result;
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}
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VkResult
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wsi_signal_dma_buf_from_semaphore(const struct wsi_swapchain *chain,
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const struct wsi_image *image)
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{
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VkResult result;
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const VkSemaphoreGetFdInfoKHR get_fd_info = {
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.sType = VK_STRUCTURE_TYPE_SEMAPHORE_GET_FD_INFO_KHR,
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.semaphore = chain->dma_buf_semaphore,
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.handleType = VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_SYNC_FD_BIT,
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};
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int sync_file_fd = -1;
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result = chain->wsi->GetSemaphoreFdKHR(chain->device, &get_fd_info,
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&sync_file_fd);
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if (result != VK_SUCCESS)
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return result;
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result = wsi_dma_buf_import_sync_file(image->dma_buf_fd, sync_file_fd);
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close(sync_file_fd);
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return result;
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}
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static const struct vk_sync_type *
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get_sync_file_sync_type(struct vk_device *device,
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enum vk_sync_features req_features)
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{
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for (const struct vk_sync_type *const *t =
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device->physical->supported_sync_types; *t; t++) {
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if (req_features & ~(*t)->features)
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continue;
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if ((*t)->import_sync_file != NULL)
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return *t;
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}
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return NULL;
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}
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VkResult
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wsi_create_sync_for_dma_buf_wait(const struct wsi_swapchain *chain,
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const struct wsi_image *image,
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enum vk_sync_features req_features,
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struct vk_sync **sync_out)
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{
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VK_FROM_HANDLE(vk_device, device, chain->device);
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VkResult result;
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const struct vk_sync_type *sync_type =
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get_sync_file_sync_type(device, req_features);
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if (sync_type == NULL)
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return VK_ERROR_FEATURE_NOT_PRESENT;
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int sync_file_fd = -1;
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result = wsi_dma_buf_export_sync_file(image->dma_buf_fd, &sync_file_fd);
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if (result != VK_SUCCESS)
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return result;
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struct vk_sync *sync = NULL;
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result = vk_sync_create(device, sync_type, VK_SYNC_IS_SHAREABLE, 0, &sync);
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if (result != VK_SUCCESS)
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goto fail_close_sync_file;
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result = vk_sync_import_sync_file(device, sync, sync_file_fd);
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if (result != VK_SUCCESS)
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goto fail_destroy_sync;
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close(sync_file_fd);
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*sync_out = sync;
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return VK_SUCCESS;
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fail_destroy_sync:
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vk_sync_destroy(device, sync);
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fail_close_sync_file:
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close(sync_file_fd);
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return result;
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}
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bool
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wsi_common_drm_devices_equal(int fd_a, int fd_b)
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{
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drmDevicePtr device_a, device_b;
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int ret;
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ret = drmGetDevice2(fd_a, 0, &device_a);
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if (ret)
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return false;
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ret = drmGetDevice2(fd_b, 0, &device_b);
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if (ret) {
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drmFreeDevice(&device_a);
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return false;
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}
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bool result = drmDevicesEqual(device_a, device_b);
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drmFreeDevice(&device_a);
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drmFreeDevice(&device_b);
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return result;
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}
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bool
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wsi_device_matches_drm_fd(const struct wsi_device *wsi, int drm_fd)
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{
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if (wsi->can_present_on_device)
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return wsi->can_present_on_device(wsi->pdevice, drm_fd);
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drmDevicePtr fd_device;
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int ret = drmGetDevice2(drm_fd, 0, &fd_device);
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if (ret)
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return false;
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bool match = false;
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switch (fd_device->bustype) {
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case DRM_BUS_PCI:
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match = wsi->pci_bus_info.pciDomain == fd_device->businfo.pci->domain &&
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wsi->pci_bus_info.pciBus == fd_device->businfo.pci->bus &&
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wsi->pci_bus_info.pciDevice == fd_device->businfo.pci->dev &&
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wsi->pci_bus_info.pciFunction == fd_device->businfo.pci->func;
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break;
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default:
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break;
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}
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drmFreeDevice(&fd_device);
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return match;
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}
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static uint32_t
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prime_select_buffer_memory_type(const struct wsi_device *wsi,
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uint32_t type_bits)
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{
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return wsi_select_memory_type(wsi, 0 /* req_props */,
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VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT,
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type_bits);
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}
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static const struct VkDrmFormatModifierPropertiesEXT *
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get_modifier_props(const struct wsi_image_info *info, uint64_t modifier)
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{
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for (uint32_t i = 0; i < info->modifier_prop_count; i++) {
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if (info->modifier_props[i].drmFormatModifier == modifier)
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return &info->modifier_props[i];
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}
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return NULL;
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}
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static VkResult
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wsi_create_native_image_mem(const struct wsi_swapchain *chain,
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const struct wsi_image_info *info,
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struct wsi_image *image);
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VkResult
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wsi_configure_native_image(const struct wsi_swapchain *chain,
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const VkSwapchainCreateInfoKHR *pCreateInfo,
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uint32_t num_modifier_lists,
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const uint32_t *num_modifiers,
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const uint64_t *const *modifiers,
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struct wsi_image_info *info)
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{
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const struct wsi_device *wsi = chain->wsi;
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VkExternalMemoryHandleTypeFlags handle_type =
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VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT;
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VkResult result = wsi_configure_image(chain, pCreateInfo, handle_type, info);
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if (result != VK_SUCCESS)
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return result;
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if (num_modifier_lists == 0) {
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/* If we don't have modifiers, fall back to the legacy "scanout" flag */
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info->wsi.scanout = true;
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} else {
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/* The winsys can't request modifiers if we don't support them. */
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assert(wsi->supports_modifiers);
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struct VkDrmFormatModifierPropertiesListEXT modifier_props_list = {
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.sType = VK_STRUCTURE_TYPE_DRM_FORMAT_MODIFIER_PROPERTIES_LIST_EXT,
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};
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VkFormatProperties2 format_props = {
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.sType = VK_STRUCTURE_TYPE_FORMAT_PROPERTIES_2,
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.pNext = &modifier_props_list,
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};
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wsi->GetPhysicalDeviceFormatProperties2KHR(wsi->pdevice,
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pCreateInfo->imageFormat,
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&format_props);
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assert(modifier_props_list.drmFormatModifierCount > 0);
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info->modifier_props =
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vk_alloc(&chain->alloc,
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sizeof(*info->modifier_props) *
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modifier_props_list.drmFormatModifierCount,
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8, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
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if (info->modifier_props == NULL)
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goto fail_oom;
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modifier_props_list.pDrmFormatModifierProperties = info->modifier_props;
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wsi->GetPhysicalDeviceFormatProperties2KHR(wsi->pdevice,
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pCreateInfo->imageFormat,
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&format_props);
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/* Call GetImageFormatProperties with every modifier and filter the list
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* down to those that we know work.
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*/
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info->modifier_prop_count = 0;
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for (uint32_t i = 0; i < modifier_props_list.drmFormatModifierCount; i++) {
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VkPhysicalDeviceImageDrmFormatModifierInfoEXT mod_info = {
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.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_DRM_FORMAT_MODIFIER_INFO_EXT,
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.drmFormatModifier = info->modifier_props[i].drmFormatModifier,
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.sharingMode = pCreateInfo->imageSharingMode,
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.queueFamilyIndexCount = pCreateInfo->queueFamilyIndexCount,
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.pQueueFamilyIndices = pCreateInfo->pQueueFamilyIndices,
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};
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VkPhysicalDeviceImageFormatInfo2 format_info = {
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.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_FORMAT_INFO_2,
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.format = pCreateInfo->imageFormat,
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.type = VK_IMAGE_TYPE_2D,
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.tiling = VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT,
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.usage = pCreateInfo->imageUsage,
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.flags = info->create.flags,
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};
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VkImageFormatListCreateInfo format_list;
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if (info->create.flags & VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT) {
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format_list = info->format_list;
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format_list.pNext = NULL;
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__vk_append_struct(&format_info, &format_list);
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}
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VkImageFormatProperties2 format_props = {
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.sType = VK_STRUCTURE_TYPE_IMAGE_FORMAT_PROPERTIES_2,
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.pNext = NULL,
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};
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__vk_append_struct(&format_info, &mod_info);
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result = wsi->GetPhysicalDeviceImageFormatProperties2(wsi->pdevice,
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&format_info,
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&format_props);
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if (result == VK_SUCCESS)
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info->modifier_props[info->modifier_prop_count++] = info->modifier_props[i];
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}
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uint32_t max_modifier_count = 0;
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for (uint32_t l = 0; l < num_modifier_lists; l++)
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max_modifier_count = MAX2(max_modifier_count, num_modifiers[l]);
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uint64_t *image_modifiers =
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vk_alloc(&chain->alloc, sizeof(*image_modifiers) * max_modifier_count,
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8, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
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if (!image_modifiers)
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goto fail_oom;
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uint32_t image_modifier_count = 0;
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for (uint32_t l = 0; l < num_modifier_lists; l++) {
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/* Walk the modifier lists and construct a list of supported
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* modifiers.
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*/
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for (uint32_t i = 0; i < num_modifiers[l]; i++) {
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if (get_modifier_props(info, modifiers[l][i]))
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image_modifiers[image_modifier_count++] = modifiers[l][i];
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}
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/* We only want to take the modifiers from the first list */
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if (image_modifier_count > 0)
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break;
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}
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if (image_modifier_count > 0) {
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info->create.tiling = VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT;
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info->drm_mod_list = (VkImageDrmFormatModifierListCreateInfoEXT) {
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.sType = VK_STRUCTURE_TYPE_IMAGE_DRM_FORMAT_MODIFIER_LIST_CREATE_INFO_EXT,
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.drmFormatModifierCount = image_modifier_count,
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.pDrmFormatModifiers = image_modifiers,
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};
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image_modifiers = NULL;
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__vk_append_struct(&info->create, &info->drm_mod_list);
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} else {
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vk_free(&chain->alloc, image_modifiers);
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/* TODO: Add a proper error here */
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assert(!"Failed to find a supported modifier! This should never "
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"happen because LINEAR should always be available");
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goto fail_oom;
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}
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}
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info->create_mem = wsi_create_native_image_mem;
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return VK_SUCCESS;
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fail_oom:
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wsi_destroy_image_info(chain, info);
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return VK_ERROR_OUT_OF_HOST_MEMORY;
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}
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static VkResult
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wsi_create_native_image_mem(const struct wsi_swapchain *chain,
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const struct wsi_image_info *info,
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struct wsi_image *image)
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{
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const struct wsi_device *wsi = chain->wsi;
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VkResult result;
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VkMemoryRequirements reqs;
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wsi->GetImageMemoryRequirements(chain->device, image->image, &reqs);
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const struct wsi_memory_allocate_info memory_wsi_info = {
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.sType = VK_STRUCTURE_TYPE_WSI_MEMORY_ALLOCATE_INFO_MESA,
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.pNext = NULL,
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.implicit_sync = true,
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};
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const VkExportMemoryAllocateInfo memory_export_info = {
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.sType = VK_STRUCTURE_TYPE_EXPORT_MEMORY_ALLOCATE_INFO,
|
|
.pNext = &memory_wsi_info,
|
|
.handleTypes = VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT,
|
|
};
|
|
const VkMemoryDedicatedAllocateInfo memory_dedicated_info = {
|
|
.sType = VK_STRUCTURE_TYPE_MEMORY_DEDICATED_ALLOCATE_INFO,
|
|
.pNext = &memory_export_info,
|
|
.image = image->image,
|
|
.buffer = VK_NULL_HANDLE,
|
|
};
|
|
const VkMemoryAllocateInfo memory_info = {
|
|
.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO,
|
|
.pNext = &memory_dedicated_info,
|
|
.allocationSize = reqs.size,
|
|
.memoryTypeIndex =
|
|
wsi_select_device_memory_type(wsi, reqs.memoryTypeBits),
|
|
};
|
|
result = wsi->AllocateMemory(chain->device, &memory_info,
|
|
&chain->alloc, &image->memory);
|
|
if (result != VK_SUCCESS)
|
|
return result;
|
|
|
|
const VkMemoryGetFdInfoKHR memory_get_fd_info = {
|
|
.sType = VK_STRUCTURE_TYPE_MEMORY_GET_FD_INFO_KHR,
|
|
.pNext = NULL,
|
|
.memory = image->memory,
|
|
.handleType = VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT,
|
|
};
|
|
|
|
result = wsi->GetMemoryFdKHR(chain->device, &memory_get_fd_info,
|
|
&image->dma_buf_fd);
|
|
if (result != VK_SUCCESS)
|
|
return result;
|
|
|
|
if (info->drm_mod_list.drmFormatModifierCount > 0) {
|
|
VkImageDrmFormatModifierPropertiesEXT image_mod_props = {
|
|
.sType = VK_STRUCTURE_TYPE_IMAGE_DRM_FORMAT_MODIFIER_PROPERTIES_EXT,
|
|
};
|
|
result = wsi->GetImageDrmFormatModifierPropertiesEXT(chain->device,
|
|
image->image,
|
|
&image_mod_props);
|
|
if (result != VK_SUCCESS)
|
|
return result;
|
|
|
|
image->drm_modifier = image_mod_props.drmFormatModifier;
|
|
assert(image->drm_modifier != DRM_FORMAT_MOD_INVALID);
|
|
|
|
const struct VkDrmFormatModifierPropertiesEXT *mod_props =
|
|
get_modifier_props(info, image->drm_modifier);
|
|
image->num_planes = mod_props->drmFormatModifierPlaneCount;
|
|
|
|
for (uint32_t p = 0; p < image->num_planes; p++) {
|
|
const VkImageSubresource image_subresource = {
|
|
.aspectMask = VK_IMAGE_ASPECT_PLANE_0_BIT << p,
|
|
.mipLevel = 0,
|
|
.arrayLayer = 0,
|
|
};
|
|
VkSubresourceLayout image_layout;
|
|
wsi->GetImageSubresourceLayout(chain->device, image->image,
|
|
&image_subresource, &image_layout);
|
|
image->sizes[p] = image_layout.size;
|
|
image->row_pitches[p] = image_layout.rowPitch;
|
|
image->offsets[p] = image_layout.offset;
|
|
}
|
|
} else {
|
|
const VkImageSubresource image_subresource = {
|
|
.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
|
|
.mipLevel = 0,
|
|
.arrayLayer = 0,
|
|
};
|
|
VkSubresourceLayout image_layout;
|
|
wsi->GetImageSubresourceLayout(chain->device, image->image,
|
|
&image_subresource, &image_layout);
|
|
|
|
image->drm_modifier = DRM_FORMAT_MOD_INVALID;
|
|
image->num_planes = 1;
|
|
image->sizes[0] = reqs.size;
|
|
image->row_pitches[0] = image_layout.rowPitch;
|
|
image->offsets[0] = 0;
|
|
}
|
|
|
|
return VK_SUCCESS;
|
|
}
|
|
|
|
#define WSI_PRIME_LINEAR_STRIDE_ALIGN 256
|
|
|
|
static VkResult
|
|
wsi_create_prime_image_mem(const struct wsi_swapchain *chain,
|
|
const struct wsi_image_info *info,
|
|
struct wsi_image *image)
|
|
{
|
|
const struct wsi_device *wsi = chain->wsi;
|
|
VkResult result =
|
|
wsi_create_buffer_image_mem(chain, info, image,
|
|
VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT,
|
|
true);
|
|
if (result != VK_SUCCESS)
|
|
return result;
|
|
|
|
const VkMemoryGetFdInfoKHR linear_memory_get_fd_info = {
|
|
.sType = VK_STRUCTURE_TYPE_MEMORY_GET_FD_INFO_KHR,
|
|
.pNext = NULL,
|
|
.memory = image->buffer.memory,
|
|
.handleType = VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT,
|
|
};
|
|
result = wsi->GetMemoryFdKHR(chain->device, &linear_memory_get_fd_info,
|
|
&image->dma_buf_fd);
|
|
if (result != VK_SUCCESS)
|
|
return result;
|
|
|
|
image->drm_modifier = info->prime_use_linear_modifier ?
|
|
DRM_FORMAT_MOD_LINEAR : DRM_FORMAT_MOD_INVALID;
|
|
|
|
return VK_SUCCESS;
|
|
}
|
|
|
|
VkResult
|
|
wsi_configure_prime_image(UNUSED const struct wsi_swapchain *chain,
|
|
const VkSwapchainCreateInfoKHR *pCreateInfo,
|
|
bool use_modifier,
|
|
struct wsi_image_info *info)
|
|
{
|
|
VkResult result =
|
|
wsi_configure_buffer_image(chain, pCreateInfo,
|
|
WSI_PRIME_LINEAR_STRIDE_ALIGN, 4096,
|
|
info);
|
|
if (result != VK_SUCCESS)
|
|
return result;
|
|
|
|
info->prime_use_linear_modifier = use_modifier;
|
|
|
|
info->create_mem = wsi_create_prime_image_mem;
|
|
info->select_buffer_memory_type = prime_select_buffer_memory_type;
|
|
info->select_image_memory_type = wsi_select_device_memory_type;
|
|
|
|
return VK_SUCCESS;
|
|
}
|