/* * 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 "anv_wsi.h" #include #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 VkSurfaceDescriptionWindowKHR *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 VkPresentModeKHR present_modes[] = { VK_PRESENT_MODE_MAILBOX_KHR, VK_PRESENT_MODE_FIFO_KHR, }; static VkResult wsi_wl_get_surface_properties(struct anv_wsi_implementation *impl, struct anv_device *device, const VkSurfaceDescriptionWindowKHR *window, VkSurfacePropertiesKHR *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_KHR; props->currentTransform = VK_SURFACE_TRANSFORM_NONE_KHR; props->maxImageArraySize = 1; props->supportedUsageFlags = VK_IMAGE_USAGE_TRANSFER_DESTINATION_BIT | VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT; return VK_SUCCESS; } static VkResult wsi_wl_get_surface_formats(struct anv_wsi_implementation *impl, struct anv_device *device, const VkSurfaceDescriptionWindowKHR *window, uint32_t *pCount, VkSurfaceFormatKHR *pSurfaceFormats) { struct wsi_wayland *wsi = (struct wsi_wayland *)impl; struct wsi_wl_display *display = wsi_wl_get_display(wsi, window->pPlatformHandle); uint32_t count = anv_vector_length(&display->formats); if (pSurfaceFormats == NULL) { *pCount = count; return VK_SUCCESS; } assert(*pCount >= count); *pCount = count; VkFormat *f; anv_vector_foreach(f, &display->formats) { *(pSurfaceFormats++) = (VkSurfaceFormatKHR) { .format = *f, /* TODO: We should get this from the compositor somehow */ .colorSpace = VK_COLORSPACE_SRGB_NONLINEAR_KHR, }; } return VK_SUCCESS; } static VkResult wsi_wl_get_surface_present_modes(struct anv_wsi_implementation *impl, struct anv_device *device, const VkSurfaceDescriptionWindowKHR *window, uint32_t *pCount, VkPresentModeKHR *pPresentModes) { if (pPresentModes == NULL) { *pCount = ARRAY_SIZE(present_modes); return VK_SUCCESS; } assert(*pCount >= ARRAY_SIZE(present_modes)); typed_memcpy(pPresentModes, present_modes, *pCount); *pCount = ARRAY_SIZE(present_modes); 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_swapchain { struct anv_swapchain base; struct wsi_wl_display * display; struct wl_event_queue * queue; struct wl_surface * surface; VkExtent2D extent; VkFormat vk_format; uint32_t drm_format; VkPresentModeKHR present_mode; bool fifo_ready; uint32_t image_count; struct wsi_wl_image images[0]; }; static VkResult wsi_wl_get_images(struct anv_swapchain *anv_chain, uint32_t *pCount, VkImage *pSwapchainImages) { struct wsi_wl_swapchain *chain = (struct wsi_wl_swapchain *)anv_chain; if (pSwapchainImages == NULL) { *pCount = chain->image_count; return VK_SUCCESS; } assert(chain->image_count <= *pCount); for (uint32_t i = 0; i < chain->image_count; i++) pSwapchainImages[i] = anv_image_to_handle(chain->images[i].image); *pCount = chain->image_count; return VK_SUCCESS; } static VkResult wsi_wl_acquire_next_image(struct anv_swapchain *anv_chain, uint64_t timeout, VkSemaphore semaphore, uint32_t *image_index) { struct wsi_wl_swapchain *chain = (struct wsi_wl_swapchain *)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_KHR); 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_KHR); } } static void frame_handle_done(void *data, struct wl_callback *callback, uint32_t serial) { struct wsi_wl_swapchain *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_swapchain *anv_chain, struct anv_queue *queue, uint32_t image_index) { struct wsi_wl_swapchain *chain = (struct wsi_wl_swapchain *)anv_chain; if (chain->present_mode == VK_PRESENT_MODE_FIFO_KHR) { 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_KHR); } } 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_KHR) { 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_swapchain *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_swapchain *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_swapchain(struct anv_swapchain *anv_chain) { struct wsi_wl_swapchain *chain = (struct wsi_wl_swapchain *)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_swapchain(struct anv_wsi_implementation *impl, struct anv_device *device, const VkSwapchainCreateInfoKHR *pCreateInfo, struct anv_swapchain **swapchain_out) { struct wsi_wayland *wsi = (struct wsi_wayland *)impl; struct wsi_wl_swapchain *chain; VkResult result; assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR); assert(pCreateInfo->pSurfaceDescription->sType == VK_STRUCTURE_TYPE_SURFACE_DESCRIPTION_WINDOW_KHR); VkSurfaceDescriptionWindowKHR *vk_window = (VkSurfaceDescriptionWindowKHR *)pCreateInfo->pSurfaceDescription; assert(vk_window->platform == VK_PLATFORM_WAYLAND_KHR); 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_KHR) 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_swapchain; chain->base.get_images = wsi_wl_get_images; 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; } *swapchain_out = &chain->base; return VK_SUCCESS; fail: wsi_wl_destroy_swapchain(&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_properties = wsi_wl_get_surface_properties; wsi->base.get_surface_formats = wsi_wl_get_surface_formats; wsi->base.get_surface_present_modes = wsi_wl_get_surface_present_modes; wsi->base.create_swapchain = wsi_wl_create_swapchain; 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_KHR] = &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_KHR]; _mesa_hash_table_destroy(wsi->displays, NULL); pthread_mutex_destroy(&wsi->mutex); anv_instance_free(instance, wsi); }