| /* |
| * 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 <wayland-client.h> |
| #include <wayland-drm-client-protocol.h> |
| |
| #include "anv_wsi.h" |
| |
| #include <util/hash_table.h> |
| |
| #define MIN_NUM_IMAGES 2 |
| |
| struct wsi_wl_display { |
| struct wl_display * display; |
| struct wl_drm * drm; |
| |
| /* Vector of VkFormats supported */ |
| struct anv_vector formats; |
| |
| uint32_t capabilities; |
| }; |
| |
| struct wsi_wayland { |
| struct anv_wsi_implementation base; |
| |
| struct anv_instance * instance; |
| |
| pthread_mutex_t mutex; |
| /* Hash table of wl_display -> wsi_wl_display mappings */ |
| struct hash_table * displays; |
| }; |
| |
| static void |
| wsi_wl_display_add_vk_format(struct wsi_wl_display *display, VkFormat format) |
| { |
| /* Don't add a format that's already in the list */ |
| VkFormat *f; |
| anv_vector_foreach(f, &display->formats) |
| if (*f == format) |
| return; |
| |
| /* Don't add formats which aren't supported by the driver */ |
| if (anv_format_for_vk_format(format)->cpp == 0) |
| return; |
| |
| f = anv_vector_add(&display->formats); |
| if (f) |
| *f = format; |
| } |
| |
| static void |
| drm_handle_device(void *data, struct wl_drm *drm, const char *name) |
| { |
| fprintf(stderr, "wl_drm.device(%s)\n", name); |
| } |
| |
| static uint32_t |
| wl_drm_format_for_vk_format(VkFormat vk_format, bool alpha) |
| { |
| switch (vk_format) { |
| case VK_FORMAT_R4G4B4A4_UNORM: |
| return alpha ? WL_DRM_FORMAT_ABGR4444 : WL_DRM_FORMAT_XBGR4444; |
| case VK_FORMAT_R5G6B5_UNORM: |
| return WL_DRM_FORMAT_BGR565; |
| case VK_FORMAT_R5G5B5A1_UNORM: |
| return alpha ? WL_DRM_FORMAT_ABGR1555 : WL_DRM_FORMAT_XBGR1555; |
| case VK_FORMAT_R8G8B8_UNORM: |
| return WL_DRM_FORMAT_XBGR8888; |
| case VK_FORMAT_R8G8B8A8_UNORM: |
| return alpha ? WL_DRM_FORMAT_ABGR8888 : WL_DRM_FORMAT_XBGR8888; |
| case VK_FORMAT_R10G10B10A2_UNORM: |
| return alpha ? WL_DRM_FORMAT_ABGR2101010 : WL_DRM_FORMAT_XBGR2101010; |
| case VK_FORMAT_B4G4R4A4_UNORM: |
| return alpha ? WL_DRM_FORMAT_ARGB4444 : WL_DRM_FORMAT_XRGB4444; |
| case VK_FORMAT_B5G6R5_UNORM: |
| return WL_DRM_FORMAT_RGB565; |
| case VK_FORMAT_B5G5R5A1_UNORM: |
| return alpha ? WL_DRM_FORMAT_XRGB1555 : WL_DRM_FORMAT_XRGB1555; |
| case VK_FORMAT_B8G8R8_UNORM: |
| return WL_DRM_FORMAT_BGRX8888; |
| case VK_FORMAT_B8G8R8A8_UNORM: |
| return alpha ? WL_DRM_FORMAT_ARGB8888 : WL_DRM_FORMAT_XRGB8888; |
| case VK_FORMAT_B10G10R10A2_UNORM: |
| return alpha ? WL_DRM_FORMAT_ARGB2101010 : WL_DRM_FORMAT_XRGB2101010; |
| |
| default: |
| assert("!Unsupported Vulkan format"); |
| return 0; |
| } |
| } |
| |
| static void |
| drm_handle_format(void *data, struct wl_drm *drm, uint32_t wl_format) |
| { |
| struct wsi_wl_display *display = data; |
| |
| switch (wl_format) { |
| case WL_DRM_FORMAT_ABGR4444: |
| case WL_DRM_FORMAT_XBGR4444: |
| wsi_wl_display_add_vk_format(display, VK_FORMAT_R4G4B4A4_UNORM); |
| break; |
| case WL_DRM_FORMAT_BGR565: |
| wsi_wl_display_add_vk_format(display, VK_FORMAT_R5G6B5_UNORM); |
| break; |
| case WL_DRM_FORMAT_ABGR1555: |
| case WL_DRM_FORMAT_XBGR1555: |
| wsi_wl_display_add_vk_format(display, VK_FORMAT_R5G5B5A1_UNORM); |
| break; |
| case WL_DRM_FORMAT_XBGR8888: |
| wsi_wl_display_add_vk_format(display, VK_FORMAT_R8G8B8_UNORM); |
| /* fallthrough */ |
| case WL_DRM_FORMAT_ABGR8888: |
| wsi_wl_display_add_vk_format(display, VK_FORMAT_R8G8B8A8_UNORM); |
| break; |
| case WL_DRM_FORMAT_ABGR2101010: |
| case WL_DRM_FORMAT_XBGR2101010: |
| wsi_wl_display_add_vk_format(display, VK_FORMAT_R10G10B10A2_UNORM); |
| break; |
| case WL_DRM_FORMAT_ARGB4444: |
| case WL_DRM_FORMAT_XRGB4444: |
| wsi_wl_display_add_vk_format(display, VK_FORMAT_B4G4R4A4_UNORM); |
| break; |
| case WL_DRM_FORMAT_RGB565: |
| wsi_wl_display_add_vk_format(display, VK_FORMAT_B5G6R5_UNORM); |
| break; |
| case WL_DRM_FORMAT_ARGB1555: |
| case WL_DRM_FORMAT_XRGB1555: |
| wsi_wl_display_add_vk_format(display, VK_FORMAT_B5G5R5A1_UNORM); |
| break; |
| case WL_DRM_FORMAT_XRGB8888: |
| wsi_wl_display_add_vk_format(display, VK_FORMAT_B8G8R8_UNORM); |
| /* fallthrough */ |
| case WL_DRM_FORMAT_ARGB8888: |
| wsi_wl_display_add_vk_format(display, VK_FORMAT_B8G8R8A8_UNORM); |
| break; |
| case WL_DRM_FORMAT_ARGB2101010: |
| case WL_DRM_FORMAT_XRGB2101010: |
| wsi_wl_display_add_vk_format(display, VK_FORMAT_B10G10R10A2_UNORM); |
| break; |
| } |
| } |
| |
| static void |
| drm_handle_authenticated(void *data, struct wl_drm *drm) |
| { |
| } |
| |
| static void |
| drm_handle_capabilities(void *data, struct wl_drm *drm, uint32_t capabilities) |
| { |
| struct wsi_wl_display *display = data; |
| |
| display->capabilities = capabilities; |
| } |
| |
| static const struct wl_drm_listener drm_listener = { |
| drm_handle_device, |
| drm_handle_format, |
| drm_handle_authenticated, |
| drm_handle_capabilities, |
| }; |
| |
| static void |
| registry_handle_global(void *data, struct wl_registry *registry, |
| uint32_t name, const char *interface, uint32_t version) |
| { |
| struct wsi_wl_display *display = data; |
| |
| if (strcmp(interface, "wl_drm") == 0) { |
| assert(display->drm == NULL); |
| |
| assert(version >= 2); |
| display->drm = wl_registry_bind(registry, name, &wl_drm_interface, 2); |
| |
| if (display->drm) |
| wl_drm_add_listener(display->drm, &drm_listener, display); |
| } |
| } |
| |
| static void |
| registry_handle_global_remove(void *data, struct wl_registry *registry, |
| uint32_t name) |
| { /* No-op */ } |
| |
| static const struct wl_registry_listener registry_listener = { |
| registry_handle_global, |
| registry_handle_global_remove |
| }; |
| |
| static void |
| wsi_wl_display_destroy(struct wsi_wayland *wsi, struct wsi_wl_display *display) |
| { |
| anv_vector_finish(&display->formats); |
| if (display->drm) |
| wl_drm_destroy(display->drm); |
| anv_instance_free(wsi->instance, display); |
| } |
| |
| static struct wsi_wl_display * |
| wsi_wl_display_create(struct wsi_wayland *wsi, struct wl_display *wl_display) |
| { |
| struct wsi_wl_display *display = |
| anv_instance_alloc(wsi->instance, sizeof(*display), 8, |
| VK_SYSTEM_ALLOC_TYPE_INTERNAL); |
| if (!display) |
| return NULL; |
| |
| memset(display, 0, sizeof(*display)); |
| |
| display->display = wl_display; |
| |
| if (!anv_vector_init(&display->formats, sizeof(VkFormat), 8)) |
| goto fail; |
| |
| struct wl_registry *registry = wl_display_get_registry(wl_display); |
| if (!registry) |
| return NULL; |
| |
| wl_registry_add_listener(registry, ®istry_listener, display); |
| |
| /* Round-rip to get the wl_drm global */ |
| wl_display_roundtrip(wl_display); |
| |
| if (!display->drm) |
| goto fail; |
| |
| /* Round-rip to get wl_drm formats and capabilities */ |
| wl_display_roundtrip(wl_display); |
| |
| /* We need prime support */ |
| if (!(display->capabilities & WL_DRM_CAPABILITY_PRIME)) |
| goto fail; |
| |
| /* We don't need this anymore */ |
| wl_registry_destroy(registry); |
| |
| return display; |
| |
| fail: |
| if (registry) |
| wl_registry_destroy(registry); |
| |
| wsi_wl_display_destroy(wsi, display); |
| return NULL; |
| } |
| |
| static struct wsi_wl_display * |
| wsi_wl_get_display(struct wsi_wayland *wsi, struct wl_display *wl_display) |
| { |
| pthread_mutex_lock(&wsi->mutex); |
| |
| struct hash_entry *entry = _mesa_hash_table_search(wsi->displays, |
| wl_display); |
| if (!entry) { |
| /* We're about to make a bunch of blocking calls. Let's drop the |
| * mutex for now so we don't block up too badly. |
| */ |
| pthread_mutex_unlock(&wsi->mutex); |
| |
| struct wsi_wl_display *display = wsi_wl_display_create(wsi, wl_display); |
| |
| pthread_mutex_lock(&wsi->mutex); |
| |
| entry = _mesa_hash_table_search(wsi->displays, wl_display); |
| if (entry) { |
| /* Oops, someone raced us to it */ |
| wsi_wl_display_destroy(wsi, display); |
| } else { |
| entry = _mesa_hash_table_insert(wsi->displays, wl_display, display); |
| } |
| } |
| |
| pthread_mutex_unlock(&wsi->mutex); |
| |
| return entry->data; |
| } |
| |
| static VkResult |
| wsi_wl_get_window_supported(struct anv_wsi_implementation *impl, |
| struct anv_physical_device *physical_device, |
| const VkSurfaceDescriptionWindowWSI *window, |
| VkBool32 *pSupported) |
| { |
| struct wsi_wayland *wsi = (struct wsi_wayland *)impl; |
| |
| *pSupported = wsi_wl_get_display(wsi, window->pPlatformHandle) != NULL; |
| |
| return VK_SUCCESS; |
| } |
| |
| static const VkSurfacePresentModePropertiesWSI present_modes[] = { |
| { VK_PRESENT_MODE_MAILBOX_WSI }, |
| { VK_PRESENT_MODE_FIFO_WSI }, |
| }; |
| |
| static VkResult |
| wsi_wl_get_surface_info(struct anv_wsi_implementation *impl, |
| struct anv_device *device, |
| VkSurfaceDescriptionWindowWSI *window, |
| VkSurfaceInfoTypeWSI infoType, |
| size_t* pDataSize, void* pData) |
| { |
| struct wsi_wayland *wsi = (struct wsi_wayland *)impl; |
| |
| assert(pDataSize != NULL); |
| |
| switch (infoType) { |
| default: |
| unreachable("bad VkSurfaceInfoTypeWSI"); |
| case VK_SURFACE_INFO_TYPE_PROPERTIES_WSI: { |
| VkSurfacePropertiesWSI *props = pData; |
| |
| if (pData == NULL) { |
| *pDataSize = sizeof(*props); |
| return VK_SUCCESS; |
| } |
| |
| assert(*pDataSize >= sizeof(*props)); |
| |
| props->minImageCount = MIN_NUM_IMAGES; |
| props->maxImageCount = 4; |
| props->currentExtent = (VkExtent2D) { -1, -1 }; |
| props->minImageExtent = (VkExtent2D) { 1, 1 }; |
| props->maxImageExtent = (VkExtent2D) { INT16_MAX, INT16_MAX }; |
| props->supportedTransforms = VK_SURFACE_TRANSFORM_NONE_BIT_WSI; |
| props->currentTransform = VK_SURFACE_TRANSFORM_NONE_WSI; |
| props->maxImageArraySize = 1; |
| props->supportedUsageFlags = |
| VK_IMAGE_USAGE_TRANSFER_DESTINATION_BIT | |
| VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT; |
| |
| return VK_SUCCESS; |
| } |
| |
| case VK_SURFACE_INFO_TYPE_FORMATS_WSI: { |
| VkSurfaceFormatPropertiesWSI *formats = pData; |
| |
| struct wsi_wl_display *display = |
| wsi_wl_get_display(wsi, window->pPlatformHandle); |
| |
| uint32_t size = anv_vector_length(&display->formats) * sizeof(*formats); |
| |
| if (pData == NULL) { |
| *pDataSize = size; |
| return VK_SUCCESS; |
| } |
| |
| assert(*pDataSize >= size); |
| *pDataSize = size; |
| |
| VkFormat *f; |
| anv_vector_foreach(f, &display->formats) |
| (formats++)->format = *f; |
| |
| return VK_SUCCESS; |
| } |
| |
| case VK_SURFACE_INFO_TYPE_PRESENT_MODES_WSI: |
| if (pData == NULL) { |
| *pDataSize = sizeof(present_modes); |
| return VK_SUCCESS; |
| } |
| |
| assert(*pDataSize >= sizeof(present_modes)); |
| memcpy(pData, present_modes, *pDataSize); |
| |
| return VK_SUCCESS; |
| } |
| } |
| |
| struct wsi_wl_image { |
| struct anv_image * image; |
| struct anv_device_memory * memory; |
| struct wl_buffer * buffer; |
| bool busy; |
| }; |
| |
| struct wsi_wl_swap_chain { |
| struct anv_swap_chain base; |
| |
| struct wsi_wl_display * display; |
| struct wl_event_queue * queue; |
| struct wl_surface * surface; |
| |
| VkExtent2D extent; |
| VkFormat vk_format; |
| uint32_t drm_format; |
| |
| VkPresentModeWSI present_mode; |
| bool fifo_ready; |
| |
| uint32_t image_count; |
| struct wsi_wl_image images[0]; |
| }; |
| |
| static VkResult |
| wsi_wl_get_swap_chain_info(struct anv_swap_chain *anv_chain, |
| VkSwapChainInfoTypeWSI infoType, |
| size_t* pDataSize, void* pData) |
| { |
| struct wsi_wl_swap_chain *chain = (struct wsi_wl_swap_chain *)anv_chain; |
| size_t size; |
| |
| switch (infoType) { |
| default: |
| unreachable("bad VkSwapChainInfoTypeWSI"); |
| case VK_SWAP_CHAIN_INFO_TYPE_IMAGES_WSI: { |
| VkSwapChainImagePropertiesWSI *images = pData; |
| |
| size = chain->image_count * sizeof(*images); |
| |
| if (pData == NULL) { |
| *pDataSize = size; |
| return VK_SUCCESS; |
| } |
| |
| assert(size <= *pDataSize); |
| for (uint32_t i = 0; i < chain->image_count; i++) |
| images[i].image = anv_image_to_handle(chain->images[i].image); |
| |
| *pDataSize = size; |
| |
| return VK_SUCCESS; |
| } |
| } |
| } |
| |
| static VkResult |
| wsi_wl_acquire_next_image(struct anv_swap_chain *anv_chain, |
| uint64_t timeout, |
| VkSemaphore semaphore, |
| uint32_t *image_index) |
| { |
| struct wsi_wl_swap_chain *chain = (struct wsi_wl_swap_chain *)anv_chain; |
| |
| int ret = wl_display_dispatch_queue_pending(chain->display->display, |
| chain->queue); |
| /* XXX: I'm not sure if out-of-date is the right error here. If |
| * wl_display_dispatch_queue_pending fails it most likely means we got |
| * kicked by the server so this seems more-or-less correct. |
| */ |
| if (ret < 0) |
| return vk_error(VK_ERROR_OUT_OF_DATE_WSI); |
| |
| while (1) { |
| for (uint32_t i = 0; i < chain->image_count; i++) { |
| if (!chain->images[i].busy) { |
| /* We found a non-busy image */ |
| *image_index = i; |
| return VK_SUCCESS; |
| } |
| } |
| |
| /* This time we do a blocking dispatch because we can't go |
| * anywhere until we get an event. |
| */ |
| int ret = wl_display_dispatch_queue(chain->display->display, |
| chain->queue); |
| if (ret < 0) |
| return vk_error(VK_ERROR_OUT_OF_DATE_WSI); |
| } |
| } |
| |
| static void |
| frame_handle_done(void *data, struct wl_callback *callback, uint32_t serial) |
| { |
| struct wsi_wl_swap_chain *chain = data; |
| |
| chain->fifo_ready = true; |
| |
| wl_callback_destroy(callback); |
| } |
| |
| static const struct wl_callback_listener frame_listener = { |
| frame_handle_done, |
| }; |
| |
| static VkResult |
| wsi_wl_queue_present(struct anv_swap_chain *anv_chain, |
| struct anv_queue *queue, |
| uint32_t image_index) |
| { |
| struct wsi_wl_swap_chain *chain = (struct wsi_wl_swap_chain *)anv_chain; |
| |
| if (chain->present_mode == VK_PRESENT_MODE_FIFO_WSI) { |
| while (!chain->fifo_ready) { |
| int ret = wl_display_dispatch_queue(chain->display->display, |
| chain->queue); |
| if (ret < 0) |
| return vk_error(VK_ERROR_OUT_OF_DATE_WSI); |
| } |
| } |
| |
| assert(image_index < chain->image_count); |
| wl_surface_attach(chain->surface, chain->images[image_index].buffer, 0, 0); |
| wl_surface_damage(chain->surface, 0, 0, INT32_MAX, INT32_MAX); |
| |
| if (chain->present_mode == VK_PRESENT_MODE_FIFO_WSI) { |
| struct wl_callback *frame = wl_surface_frame(chain->surface); |
| wl_proxy_set_queue((struct wl_proxy *)frame, chain->queue); |
| wl_callback_add_listener(frame, &frame_listener, chain); |
| chain->fifo_ready = false; |
| } |
| |
| wl_surface_commit(chain->surface); |
| wl_display_flush(chain->display->display); |
| |
| return VK_SUCCESS; |
| } |
| |
| static void |
| wsi_wl_image_finish(struct wsi_wl_swap_chain *chain, struct wsi_wl_image *image) |
| { |
| VkDevice vk_device = anv_device_to_handle(chain->base.device); |
| anv_FreeMemory(vk_device, anv_device_memory_to_handle(image->memory)); |
| anv_DestroyImage(vk_device, anv_image_to_handle(image->image)); |
| } |
| |
| static void |
| buffer_handle_release(void *data, struct wl_buffer *buffer) |
| { |
| struct wsi_wl_image *image = data; |
| |
| assert(image->buffer == buffer); |
| |
| image->busy = false; |
| } |
| |
| static const struct wl_buffer_listener buffer_listener = { |
| buffer_handle_release, |
| }; |
| |
| static VkResult |
| wsi_wl_image_init(struct wsi_wl_swap_chain *chain, struct wsi_wl_image *image) |
| { |
| VkDevice vk_device = anv_device_to_handle(chain->base.device); |
| VkResult result; |
| |
| VkImage vk_image; |
| result = anv_image_create(vk_device, |
| &(struct anv_image_create_info) { |
| .force_tile_mode = true, |
| .tile_mode = XMAJOR, |
| .stride = 0, |
| .vk_info = |
| &(VkImageCreateInfo) { |
| .sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO, |
| .imageType = VK_IMAGE_TYPE_2D, |
| .format = chain->vk_format, |
| .extent = { |
| .width = chain->extent.width, |
| .height = chain->extent.height, |
| .depth = 1 |
| }, |
| .mipLevels = 1, |
| .arraySize = 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, |
| }}, |
| &vk_image); |
| |
| if (result != VK_SUCCESS) |
| return result; |
| |
| image->image = anv_image_from_handle(vk_image); |
| assert(anv_format_is_color(image->image->format)); |
| |
| struct anv_surface *surface = &image->image->color_surface; |
| |
| VkDeviceMemory vk_memory; |
| result = anv_AllocMemory(vk_device, |
| &(VkMemoryAllocInfo) { |
| .sType = VK_STRUCTURE_TYPE_MEMORY_ALLOC_INFO, |
| .allocationSize = image->image->size, |
| .memoryTypeIndex = 0, |
| }, |
| &vk_memory); |
| |
| if (result != VK_SUCCESS) |
| goto fail_image; |
| |
| image->memory = anv_device_memory_from_handle(vk_memory); |
| |
| result = anv_BindImageMemory(vk_device, vk_image, vk_memory, 0); |
| |
| if (result != VK_SUCCESS) |
| goto fail_mem; |
| |
| int ret = anv_gem_set_tiling(chain->base.device, |
| image->memory->bo.gem_handle, |
| surface->stride, I915_TILING_X); |
| if (ret) { |
| /* FINISHME: Choose a better error. */ |
| result = vk_error(VK_ERROR_OUT_OF_DEVICE_MEMORY); |
| goto fail_mem; |
| } |
| |
| int fd = anv_gem_handle_to_fd(chain->base.device, |
| image->memory->bo.gem_handle); |
| if (fd == -1) { |
| /* FINISHME: Choose a better error. */ |
| result = vk_error(VK_ERROR_OUT_OF_DEVICE_MEMORY); |
| goto fail_mem; |
| } |
| |
| image->buffer = wl_drm_create_prime_buffer(chain->display->drm, |
| fd, /* name */ |
| chain->extent.width, |
| chain->extent.height, |
| chain->drm_format, |
| surface->offset, |
| surface->stride, |
| 0, 0, 0, 0 /* unused */); |
| wl_display_roundtrip(chain->display->display); |
| close(fd); |
| |
| wl_proxy_set_queue((struct wl_proxy *)image->buffer, chain->queue); |
| wl_buffer_add_listener(image->buffer, &buffer_listener, image); |
| |
| return VK_SUCCESS; |
| |
| fail_mem: |
| anv_FreeMemory(vk_device, vk_memory); |
| fail_image: |
| anv_DestroyImage(vk_device, vk_image); |
| |
| return result; |
| } |
| |
| static VkResult |
| wsi_wl_destroy_swap_chain(struct anv_swap_chain *anv_chain) |
| { |
| struct wsi_wl_swap_chain *chain = (struct wsi_wl_swap_chain *)anv_chain; |
| |
| for (uint32_t i = 0; i < chain->image_count; i++) { |
| if (chain->images[i].buffer) |
| wsi_wl_image_finish(chain, &chain->images[i]); |
| } |
| |
| anv_device_free(chain->base.device, chain); |
| |
| return VK_SUCCESS; |
| } |
| |
| static VkResult |
| wsi_wl_create_swap_chain(struct anv_wsi_implementation *impl, |
| struct anv_device *device, |
| const VkSwapChainCreateInfoWSI *pCreateInfo, |
| struct anv_swap_chain **swap_chain_out) |
| { |
| struct wsi_wayland *wsi = (struct wsi_wayland *)impl; |
| struct wsi_wl_swap_chain *chain; |
| VkResult result; |
| |
| assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_SWAP_CHAIN_CREATE_INFO_WSI); |
| |
| assert(pCreateInfo->pSurfaceDescription->sType == |
| VK_STRUCTURE_TYPE_SURFACE_DESCRIPTION_WINDOW_WSI); |
| VkSurfaceDescriptionWindowWSI *vk_window = |
| (VkSurfaceDescriptionWindowWSI *)pCreateInfo->pSurfaceDescription; |
| assert(vk_window->platform == VK_PLATFORM_WAYLAND_WSI); |
| |
| int num_images = pCreateInfo->minImageCount; |
| |
| assert(num_images >= MIN_NUM_IMAGES); |
| |
| /* For true mailbox mode, we need at least 4 images: |
| * 1) One to scan out from |
| * 2) One to have queued for scan-out |
| * 3) One to be currently held by the Wayland compositor |
| * 4) One to render to |
| */ |
| if (pCreateInfo->presentMode == VK_PRESENT_MODE_MAILBOX_WSI) |
| num_images = MAX2(num_images, 4); |
| |
| size_t size = sizeof(*chain) + num_images * sizeof(chain->images[0]); |
| chain = anv_device_alloc(device, size, 8, |
| VK_SYSTEM_ALLOC_TYPE_API_OBJECT); |
| if (chain == NULL) |
| return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY); |
| |
| chain->base.device = device; |
| chain->base.destroy = wsi_wl_destroy_swap_chain; |
| chain->base.get_swap_chain_info = wsi_wl_get_swap_chain_info; |
| chain->base.acquire_next_image = wsi_wl_acquire_next_image; |
| chain->base.queue_present = wsi_wl_queue_present; |
| |
| chain->surface = vk_window->pPlatformWindow; |
| chain->extent = pCreateInfo->imageExtent; |
| chain->vk_format = pCreateInfo->imageFormat; |
| chain->drm_format = wl_drm_format_for_vk_format(chain->vk_format, false); |
| |
| chain->present_mode = pCreateInfo->presentMode; |
| chain->fifo_ready = true; |
| |
| chain->image_count = num_images; |
| |
| /* Mark a bunch of stuff as NULL. This way we can just call |
| * destroy_swapchain for cleanup. |
| */ |
| for (uint32_t i = 0; i < chain->image_count; i++) |
| chain->images[i].buffer = NULL; |
| chain->queue = NULL; |
| |
| chain->display = wsi_wl_get_display(wsi, vk_window->pPlatformHandle); |
| if (!chain->display) |
| goto fail; |
| |
| chain->queue = wl_display_create_queue(chain->display->display); |
| if (!chain->queue) |
| goto fail; |
| |
| for (uint32_t i = 0; i < chain->image_count; i++) { |
| result = wsi_wl_image_init(chain, &chain->images[i]); |
| if (result != VK_SUCCESS) |
| goto fail; |
| chain->images[i].busy = false; |
| } |
| |
| *swap_chain_out = &chain->base; |
| |
| return VK_SUCCESS; |
| |
| fail: |
| wsi_wl_destroy_swap_chain(&chain->base); |
| |
| return result; |
| } |
| |
| VkResult |
| anv_wl_init_wsi(struct anv_instance *instance) |
| { |
| struct wsi_wayland *wsi; |
| VkResult result; |
| |
| wsi = anv_instance_alloc(instance, sizeof(*wsi), 8, |
| VK_SYSTEM_ALLOC_TYPE_INTERNAL); |
| if (!wsi) |
| return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY); |
| |
| wsi->base.get_window_supported = wsi_wl_get_window_supported; |
| wsi->base.get_surface_info = wsi_wl_get_surface_info; |
| wsi->base.create_swap_chain = wsi_wl_create_swap_chain; |
| |
| wsi->instance = instance; |
| |
| int ret = pthread_mutex_init(&wsi->mutex, NULL); |
| if (ret != 0) { |
| if (ret == ENOMEM) { |
| result = VK_ERROR_OUT_OF_HOST_MEMORY; |
| } else { |
| /* FINISHME: Choose a better error. */ |
| result = VK_ERROR_OUT_OF_HOST_MEMORY; |
| } |
| |
| goto fail_alloc; |
| } |
| |
| wsi->displays = _mesa_hash_table_create(NULL, _mesa_hash_pointer, |
| _mesa_key_pointer_equal); |
| if (!wsi->displays) { |
| result = VK_ERROR_OUT_OF_HOST_MEMORY; |
| goto fail_mutex; |
| } |
| |
| instance->wsi_impl[VK_PLATFORM_WAYLAND_WSI] = &wsi->base; |
| |
| return VK_SUCCESS; |
| |
| fail_mutex: |
| pthread_mutex_destroy(&wsi->mutex); |
| |
| fail_alloc: |
| anv_instance_free(instance, wsi); |
| |
| return result; |
| } |
| |
| void |
| anv_wl_finish_wsi(struct anv_instance *instance) |
| { |
| struct wsi_wayland *wsi = |
| (struct wsi_wayland *)instance->wsi_impl[VK_PLATFORM_WAYLAND_WSI]; |
| |
| _mesa_hash_table_destroy(wsi->displays, NULL); |
| |
| pthread_mutex_destroy(&wsi->mutex); |
| |
| anv_instance_free(instance, wsi); |
| } |