diff options
Diffstat (limited to 'src/vulkan')
| -rw-r--r-- | src/vulkan/wsi/Makefile.am | 49 | ||||
| -rw-r--r-- | src/vulkan/wsi/Makefile.sources | 11 | ||||
| -rw-r--r-- | src/vulkan/wsi/wsi_common.h | 133 | ||||
| -rw-r--r-- | src/vulkan/wsi/wsi_common_wayland.c | 828 | ||||
| -rw-r--r-- | src/vulkan/wsi/wsi_common_wayland.h | 35 | ||||
| -rw-r--r-- | src/vulkan/wsi/wsi_common_x11.c | 887 | ||||
| -rw-r--r-- | src/vulkan/wsi/wsi_common_x11.h | 42 |
7 files changed, 1985 insertions, 0 deletions
diff --git a/src/vulkan/wsi/Makefile.am b/src/vulkan/wsi/Makefile.am new file mode 100644 index 00000000000..50a7401eeb9 --- /dev/null +++ b/src/vulkan/wsi/Makefile.am @@ -0,0 +1,49 @@ + +include Makefile.sources + +vulkan_includedir = $(includedir)/vulkan + +noinst_LTLIBRARIES = libvulkan_wsi.la + +AM_CPPFLAGS = \ + $(DEFINES) \ + -I$(top_srcdir)/include \ + -I$(top_builddir)/src \ + -I$(top_srcdir)/src/gallium/auxiliary \ + -I$(top_srcdir)/src/gallium/include + +AM_CFLAGS = \ + $(VISIBILITY_CFLAGS) + +VULKAN_LIB_DEPS = + +VULKAN_WSI_SOURCES = \ + $(VULKAN_WSI_FILES) + +if HAVE_PLATFORM_X11 +AM_CPPFLAGS += \ + $(XCB_DRI3_CFLAGS) \ + -DVK_USE_PLATFORM_XCB_KHR \ + -DVK_USE_PLATFORM_XLIB_KHR + +VULKAN_WSI_SOURCES += $(VULKAN_WSI_X11_FILES) + +# FIXME: Use pkg-config for X11-xcb ldflags. +VULKAN_LIB_DEPS += $(XCB_DRI3_LIBS) -lX11-xcb +endif + +if HAVE_PLATFORM_WAYLAND +AM_CPPFLAGS += \ + -I$(top_builddir)/src/egl/wayland/wayland-drm \ + -I$(top_srcdir)/src/egl/wayland/wayland-drm \ + $(WAYLAND_CFLAGS) \ + -DVK_USE_PLATFORM_WAYLAND_KHR + +VULKAN_WSI_SOURCES += $(VULKAN_WSI_WAYLAND_FILES) + +VULKAN_LIB_DEPS += \ + $(top_builddir)/src/egl/wayland/wayland-drm/libwayland-drm.la \ + $(WAYLAND_LIBS) +endif + +libvulkan_wsi_la_SOURCES = $(VULKAN_WSI_SOURCES) diff --git a/src/vulkan/wsi/Makefile.sources b/src/vulkan/wsi/Makefile.sources new file mode 100644 index 00000000000..3139e6dbb7e --- /dev/null +++ b/src/vulkan/wsi/Makefile.sources @@ -0,0 +1,11 @@ + +VULKAN_WSI_FILES := \ + wsi_common.h + +VULKAN_WSI_WAYLAND_FILES := \ + wsi_common_wayland.c \ + wsi_common_wayland.h + +VULKAN_WSI_X11_FILES := \ + wsi_common_x11.c \ + wsi_common_x11.h
\ No newline at end of file diff --git a/src/vulkan/wsi/wsi_common.h b/src/vulkan/wsi/wsi_common.h new file mode 100644 index 00000000000..ee675119302 --- /dev/null +++ b/src/vulkan/wsi/wsi_common.h @@ -0,0 +1,133 @@ +/* + * 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. + */ +#ifndef WSI_COMMON_H +#define WSI_COMMON_H + +#include <stdint.h> +#include <stdbool.h> + +#include "util/vk_alloc.h" +#include <vulkan/vulkan.h> +#include <vulkan/vk_icd.h> + +struct wsi_device; +struct wsi_image_fns { + VkResult (*create_wsi_image)(VkDevice device_h, + const VkSwapchainCreateInfoKHR *pCreateInfo, + const VkAllocationCallbacks *pAllocator, + VkImage *image_p, + VkDeviceMemory *memory_p, + uint32_t *size_p, + uint32_t *offset_p, + uint32_t *row_pitch_p, + int *fd_p); + void (*free_wsi_image)(VkDevice device, + const VkAllocationCallbacks *pAllocator, + VkImage image_h, + VkDeviceMemory memory_h); +}; + +struct wsi_swapchain { + + VkDevice device; + VkAllocationCallbacks alloc; + const struct wsi_image_fns *image_fns; + VkFence fences[3]; + + VkResult (*destroy)(struct wsi_swapchain *swapchain, + const VkAllocationCallbacks *pAllocator); + VkResult (*get_images)(struct wsi_swapchain *swapchain, + uint32_t *pCount, VkImage *pSwapchainImages); + VkResult (*acquire_next_image)(struct wsi_swapchain *swap_chain, + uint64_t timeout, VkSemaphore semaphore, + uint32_t *image_index); + VkResult (*queue_present)(struct wsi_swapchain *swap_chain, + uint32_t image_index); +}; + +struct wsi_interface { + VkResult (*get_support)(VkIcdSurfaceBase *surface, + struct wsi_device *wsi_device, + const VkAllocationCallbacks *alloc, + uint32_t queueFamilyIndex, + VkBool32* pSupported); + VkResult (*get_capabilities)(VkIcdSurfaceBase *surface, + VkSurfaceCapabilitiesKHR* pSurfaceCapabilities); + VkResult (*get_formats)(VkIcdSurfaceBase *surface, + struct wsi_device *wsi_device, + uint32_t* pSurfaceFormatCount, + VkSurfaceFormatKHR* pSurfaceFormats); + VkResult (*get_present_modes)(VkIcdSurfaceBase *surface, + uint32_t* pPresentModeCount, + VkPresentModeKHR* pPresentModes); + VkResult (*create_swapchain)(VkIcdSurfaceBase *surface, + VkDevice device, + struct wsi_device *wsi_device, + const VkSwapchainCreateInfoKHR* pCreateInfo, + const VkAllocationCallbacks* pAllocator, + const struct wsi_image_fns *image_fns, + struct wsi_swapchain **swapchain); +}; + +#define VK_ICD_WSI_PLATFORM_MAX 5 + +struct wsi_device { + struct wsi_interface * wsi[VK_ICD_WSI_PLATFORM_MAX]; +}; + +struct wsi_callbacks { + void (*get_phys_device_format_properties)(VkPhysicalDevice physicalDevice, + VkFormat format, + VkFormatProperties *pFormatProperties); +}; + +#define WSI_DEFINE_NONDISP_HANDLE_CASTS(__wsi_type, __VkType) \ + \ + static inline struct __wsi_type * \ + __wsi_type ## _from_handle(__VkType _handle) \ + { \ + return (struct __wsi_type *)(uintptr_t) _handle; \ + } \ + \ + static inline __VkType \ + __wsi_type ## _to_handle(struct __wsi_type *_obj) \ + { \ + return (__VkType)(uintptr_t) _obj; \ + } + +WSI_DEFINE_NONDISP_HANDLE_CASTS(_VkIcdSurfaceBase, VkSurfaceKHR) +WSI_DEFINE_NONDISP_HANDLE_CASTS(wsi_swapchain, VkSwapchainKHR) + +VkResult wsi_x11_init_wsi(struct wsi_device *wsi_device, + const VkAllocationCallbacks *alloc); +void wsi_x11_finish_wsi(struct wsi_device *wsi_device, + const VkAllocationCallbacks *alloc); +VkResult wsi_wl_init_wsi(struct wsi_device *wsi_device, + const VkAllocationCallbacks *alloc, + VkPhysicalDevice physical_device, + const struct wsi_callbacks *cbs); +void wsi_wl_finish_wsi(struct wsi_device *wsi_device, + const VkAllocationCallbacks *alloc); + + +#endif diff --git a/src/vulkan/wsi/wsi_common_wayland.c b/src/vulkan/wsi/wsi_common_wayland.c new file mode 100644 index 00000000000..32a0a51349d --- /dev/null +++ b/src/vulkan/wsi/wsi_common_wayland.c @@ -0,0 +1,828 @@ +/* + * 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 <assert.h> +#include <stdlib.h> +#include <stdio.h> +#include <unistd.h> +#include <errno.h> +#include <string.h> + +#include "wsi_common_wayland.h" + +#include <util/hash_table.h> +#include <util/u_vector.h> + +#define typed_memcpy(dest, src, count) ({ \ + static_assert(sizeof(*src) == sizeof(*dest), ""); \ + memcpy((dest), (src), (count) * sizeof(*(src))); \ +}) + +#define MIN_NUM_IMAGES 2 + +struct wsi_wayland; + +struct wsi_wl_display { + struct wl_display * display; + struct wl_drm * drm; + + struct wsi_wayland *wsi_wl; + /* Vector of VkFormats supported */ + struct u_vector formats; + + uint32_t capabilities; +}; + +struct wsi_wayland { + struct wsi_interface base; + + const VkAllocationCallbacks *alloc; + VkPhysicalDevice physical_device; + + pthread_mutex_t mutex; + /* Hash table of wl_display -> wsi_wl_display mappings */ + struct hash_table * displays; + + const struct wsi_callbacks *cbs; +}; + +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; + u_vector_foreach(f, &display->formats) + if (*f == format) + return; + + /* Don't add formats that aren't renderable. */ + VkFormatProperties props; + + display->wsi_wl->cbs->get_phys_device_format_properties(display->wsi_wl->physical_device, + format, &props); + if (!(props.optimalTilingFeatures & VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BIT)) + return; + + f = u_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) { + /* TODO: Figure out what all the formats mean and make this table + * correct. + */ +#if 0 + 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; +#endif + case VK_FORMAT_B8G8R8_UNORM: + case VK_FORMAT_B8G8R8_SRGB: + return WL_DRM_FORMAT_BGRX8888; + case VK_FORMAT_B8G8R8A8_UNORM: + case VK_FORMAT_B8G8R8A8_SRGB: + return alpha ? WL_DRM_FORMAT_ARGB8888 : WL_DRM_FORMAT_XRGB8888; +#if 0 + case VK_FORMAT_B10G10R10A2_UNORM: + return alpha ? WL_DRM_FORMAT_ARGB2101010 : WL_DRM_FORMAT_XRGB2101010; +#endif + + 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) { +#if 0 + 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; +#endif + case WL_DRM_FORMAT_XRGB8888: + wsi_wl_display_add_vk_format(display, VK_FORMAT_B8G8R8_SRGB); + 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_SRGB); + wsi_wl_display_add_vk_format(display, VK_FORMAT_B8G8R8A8_UNORM); + break; +#if 0 + case WL_DRM_FORMAT_ARGB2101010: + case WL_DRM_FORMAT_XRGB2101010: + wsi_wl_display_add_vk_format(display, VK_FORMAT_B10G10R10A2_UNORM); + break; +#endif + } +} + +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) +{ + u_vector_finish(&display->formats); + if (display->drm) + wl_drm_destroy(display->drm); + vk_free(wsi->alloc, display); +} + +static struct wsi_wl_display * +wsi_wl_display_create(struct wsi_wayland *wsi, struct wl_display *wl_display) +{ + struct wsi_wl_display *display = + vk_alloc(wsi->alloc, sizeof(*display), 8, + VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE); + if (!display) + return NULL; + + memset(display, 0, sizeof(*display)); + + display->display = wl_display; + display->wsi_wl = wsi; + + if (!u_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_device *wsi_device, + struct wl_display *wl_display) +{ + struct wsi_wayland *wsi = + (struct wsi_wayland *)wsi_device->wsi[VK_ICD_WSI_PLATFORM_WAYLAND]; + + 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; +} + +VkBool32 +wsi_wl_get_presentation_support(struct wsi_device *wsi_device, + struct wl_display *wl_display) +{ + return wsi_wl_get_display(wsi_device, wl_display) != NULL; +} + +static VkResult +wsi_wl_surface_get_support(VkIcdSurfaceBase *surface, + struct wsi_device *wsi_device, + const VkAllocationCallbacks *alloc, + uint32_t queueFamilyIndex, + VkBool32* pSupported) +{ + *pSupported = true; + + return VK_SUCCESS; +} + +static const VkPresentModeKHR present_modes[] = { + VK_PRESENT_MODE_MAILBOX_KHR, + VK_PRESENT_MODE_FIFO_KHR, +}; + +static VkResult +wsi_wl_surface_get_capabilities(VkIcdSurfaceBase *surface, + VkSurfaceCapabilitiesKHR* caps) +{ + caps->minImageCount = MIN_NUM_IMAGES; + caps->maxImageCount = 4; + caps->currentExtent = (VkExtent2D) { -1, -1 }; + caps->minImageExtent = (VkExtent2D) { 1, 1 }; + caps->maxImageExtent = (VkExtent2D) { INT16_MAX, INT16_MAX }; + caps->supportedTransforms = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR; + caps->currentTransform = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR; + caps->maxImageArrayLayers = 1; + + caps->supportedCompositeAlpha = + VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR | + VK_COMPOSITE_ALPHA_PRE_MULTIPLIED_BIT_KHR; + + caps->supportedUsageFlags = + VK_IMAGE_USAGE_TRANSFER_SRC_BIT | + VK_IMAGE_USAGE_SAMPLED_BIT | + VK_IMAGE_USAGE_TRANSFER_DST_BIT | + VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT; + + return VK_SUCCESS; +} + +static VkResult +wsi_wl_surface_get_formats(VkIcdSurfaceBase *icd_surface, + struct wsi_device *wsi_device, + uint32_t* pSurfaceFormatCount, + VkSurfaceFormatKHR* pSurfaceFormats) +{ + VkIcdSurfaceWayland *surface = (VkIcdSurfaceWayland *)icd_surface; + struct wsi_wl_display *display = + wsi_wl_get_display(wsi_device, surface->display); + + uint32_t count = u_vector_length(&display->formats); + + if (pSurfaceFormats == NULL) { + *pSurfaceFormatCount = count; + return VK_SUCCESS; + } + + assert(*pSurfaceFormatCount >= count); + *pSurfaceFormatCount = count; + + VkFormat *f; + u_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_surface_get_present_modes(VkIcdSurfaceBase *surface, + uint32_t* pPresentModeCount, + VkPresentModeKHR* pPresentModes) +{ + if (pPresentModes == NULL) { + *pPresentModeCount = ARRAY_SIZE(present_modes); + return VK_SUCCESS; + } + + assert(*pPresentModeCount >= ARRAY_SIZE(present_modes)); + typed_memcpy(pPresentModes, present_modes, *pPresentModeCount); + *pPresentModeCount = ARRAY_SIZE(present_modes); + + return VK_SUCCESS; +} + +VkResult wsi_create_wl_surface(const VkAllocationCallbacks *pAllocator, + const VkWaylandSurfaceCreateInfoKHR *pCreateInfo, + VkSurfaceKHR *pSurface) +{ + VkIcdSurfaceWayland *surface; + + surface = vk_alloc(pAllocator, sizeof *surface, 8, + VK_SYSTEM_ALLOCATION_SCOPE_OBJECT); + if (surface == NULL) + return VK_ERROR_OUT_OF_HOST_MEMORY; + + surface->base.platform = VK_ICD_WSI_PLATFORM_WAYLAND; + surface->display = pCreateInfo->display; + surface->surface = pCreateInfo->surface; + + *pSurface = _VkIcdSurfaceBase_to_handle(&surface->base); + + return VK_SUCCESS; +} + +struct wsi_wl_image { + VkImage image; + VkDeviceMemory memory; + struct wl_buffer * buffer; + bool busy; +}; + +struct wsi_wl_swapchain { + struct wsi_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_swapchain_get_images(struct wsi_swapchain *wsi_chain, + uint32_t *pCount, VkImage *pSwapchainImages) +{ + struct wsi_wl_swapchain *chain = (struct wsi_wl_swapchain *)wsi_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] = chain->images[i].image; + + *pCount = chain->image_count; + + return VK_SUCCESS; +} + +static VkResult +wsi_wl_swapchain_acquire_next_image(struct wsi_swapchain *wsi_chain, + uint64_t timeout, + VkSemaphore semaphore, + uint32_t *image_index) +{ + struct wsi_wl_swapchain *chain = (struct wsi_wl_swapchain *)wsi_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_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; + chain->images[i].busy = true; + 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_roundtrip_queue(chain->display->display, + chain->queue); + if (ret < 0) + return 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_swapchain_queue_present(struct wsi_swapchain *wsi_chain, + uint32_t image_index) +{ + struct wsi_wl_swapchain *chain = (struct wsi_wl_swapchain *)wsi_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_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; + } + + chain->images[image_index].busy = true; + wl_surface_commit(chain->surface); + wl_display_flush(chain->display->display); + + return VK_SUCCESS; +} + +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, + const VkSwapchainCreateInfoKHR *pCreateInfo, + const VkAllocationCallbacks* pAllocator) +{ + VkDevice vk_device = chain->base.device; + VkResult result; + int fd; + uint32_t size; + uint32_t row_pitch; + uint32_t offset; + result = chain->base.image_fns->create_wsi_image(vk_device, + pCreateInfo, + pAllocator, + &image->image, + &image->memory, + &size, + &offset, + &row_pitch, + &fd); + if (result != VK_SUCCESS) + return result; + + image->buffer = wl_drm_create_prime_buffer(chain->display->drm, + fd, /* name */ + chain->extent.width, + chain->extent.height, + chain->drm_format, + offset, + row_pitch, + 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; + + chain->base.image_fns->free_wsi_image(vk_device, pAllocator, + image->image, image->memory); + + return result; +} + +static VkResult +wsi_wl_swapchain_destroy(struct wsi_swapchain *wsi_chain, + const VkAllocationCallbacks *pAllocator) +{ + struct wsi_wl_swapchain *chain = (struct wsi_wl_swapchain *)wsi_chain; + + for (uint32_t i = 0; i < chain->image_count; i++) { + if (chain->images[i].buffer) + chain->base.image_fns->free_wsi_image(chain->base.device, pAllocator, + chain->images[i].image, + chain->images[i].memory); + } + + vk_free(pAllocator, chain); + + return VK_SUCCESS; +} + +static VkResult +wsi_wl_surface_create_swapchain(VkIcdSurfaceBase *icd_surface, + VkDevice device, + struct wsi_device *wsi_device, + const VkSwapchainCreateInfoKHR* pCreateInfo, + const VkAllocationCallbacks* pAllocator, + const struct wsi_image_fns *image_fns, + struct wsi_swapchain **swapchain_out) +{ + VkIcdSurfaceWayland *surface = (VkIcdSurfaceWayland *)icd_surface; + struct wsi_wl_swapchain *chain; + VkResult result; + + assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_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 = vk_alloc(pAllocator, size, 8, + VK_SYSTEM_ALLOCATION_SCOPE_OBJECT); + if (chain == NULL) + return VK_ERROR_OUT_OF_HOST_MEMORY; + + chain->base.device = device; + chain->base.destroy = wsi_wl_swapchain_destroy; + chain->base.get_images = wsi_wl_swapchain_get_images; + chain->base.acquire_next_image = wsi_wl_swapchain_acquire_next_image; + chain->base.queue_present = wsi_wl_swapchain_queue_present; + chain->base.image_fns = image_fns; + chain->surface = surface->surface; + 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_device, + surface->display); + if (!chain->display) { + result = VK_ERROR_INITIALIZATION_FAILED; + goto fail; + } + + chain->queue = wl_display_create_queue(chain->display->display); + if (!chain->queue) { + result = VK_ERROR_INITIALIZATION_FAILED; + goto fail; + } + + for (uint32_t i = 0; i < chain->image_count; i++) { + result = wsi_wl_image_init(chain, &chain->images[i], + pCreateInfo, pAllocator); + if (result != VK_SUCCESS) + goto fail; + chain->images[i].busy = false; + } + + *swapchain_out = &chain->base; + + return VK_SUCCESS; + +fail: + wsi_wl_swapchain_destroy(&chain->base, pAllocator); + + return result; +} + +VkResult +wsi_wl_init_wsi(struct wsi_device *wsi_device, + const VkAllocationCallbacks *alloc, + VkPhysicalDevice physical_device, + const struct wsi_callbacks *cbs) +{ + struct wsi_wayland *wsi; + VkResult result; + + wsi = vk_alloc(alloc, sizeof(*wsi), 8, + VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE); + if (!wsi) { + result = VK_ERROR_OUT_OF_HOST_MEMORY; + goto fail; + } + + wsi->physical_device = physical_device; + wsi->alloc = alloc; + wsi->cbs = cbs; + 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; + } + + wsi->base.get_support = wsi_wl_surface_get_support; + wsi->base.get_capabilities = wsi_wl_surface_get_capabilities; + wsi->base.get_formats = wsi_wl_surface_get_formats; + wsi->base.get_present_modes = wsi_wl_surface_get_present_modes; + wsi->base.create_swapchain = wsi_wl_surface_create_swapchain; + + wsi_device->wsi[VK_ICD_WSI_PLATFORM_WAYLAND] = &wsi->base; + + return VK_SUCCESS; + +fail_mutex: + pthread_mutex_destroy(&wsi->mutex); + +fail_alloc: + vk_free(alloc, wsi); +fail: + wsi_device->wsi[VK_ICD_WSI_PLATFORM_WAYLAND] = NULL; + + return result; +} + +void +wsi_wl_finish_wsi(struct wsi_device *wsi_device, + const VkAllocationCallbacks *alloc) +{ + struct wsi_wayland *wsi = + (struct wsi_wayland *)wsi_device->wsi[VK_ICD_WSI_PLATFORM_WAYLAND]; + + if (wsi) { + _mesa_hash_table_destroy(wsi->displays, NULL); + + pthread_mutex_destroy(&wsi->mutex); + + vk_free(alloc, wsi); + } +} diff --git a/src/vulkan/wsi/wsi_common_wayland.h b/src/vulkan/wsi/wsi_common_wayland.h new file mode 100644 index 00000000000..effba0ebba4 --- /dev/null +++ b/src/vulkan/wsi/wsi_common_wayland.h @@ -0,0 +1,35 @@ +/* + * 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. + */ +#ifndef WSI_COMMON_WAYLAND_H +#define WSI_COMMON_WAYLAND_H + +#include "wsi_common.h" + +VkBool32 +wsi_wl_get_presentation_support(struct wsi_device *wsi_device, + struct wl_display *wl_display); + +VkResult wsi_create_wl_surface(const VkAllocationCallbacks *pAllocator, + const VkWaylandSurfaceCreateInfoKHR *pCreateInfo, + VkSurfaceKHR *pSurface); +#endif diff --git a/src/vulkan/wsi/wsi_common_x11.c b/src/vulkan/wsi/wsi_common_x11.c new file mode 100644 index 00000000000..b5832c685e6 --- /dev/null +++ b/src/vulkan/wsi/wsi_common_x11.c @@ -0,0 +1,887 @@ +/* + * 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 <X11/Xlib-xcb.h> +#include <X11/xshmfence.h> +#include <xcb/xcb.h> +#include <xcb/dri3.h> +#include <xcb/present.h> + +#include "util/macros.h" +#include <stdlib.h> +#include <stdio.h> +#include <unistd.h> +#include <errno.h> +#include <string.h> + +#include "util/hash_table.h" + +#include "wsi_common.h" +#include "wsi_common_x11.h" + +#define typed_memcpy(dest, src, count) ({ \ + static_assert(sizeof(*src) == sizeof(*dest), ""); \ + memcpy((dest), (src), (count) * sizeof(*(src))); \ +}) + +struct wsi_x11_connection { + bool has_dri3; + bool has_present; +}; + +struct wsi_x11 { + struct wsi_interface base; + + pthread_mutex_t mutex; + /* Hash table of xcb_connection -> wsi_x11_connection mappings */ + struct hash_table *connections; +}; + +static struct wsi_x11_connection * +wsi_x11_connection_create(const VkAllocationCallbacks *alloc, + xcb_connection_t *conn) +{ + xcb_query_extension_cookie_t dri3_cookie, pres_cookie; + xcb_query_extension_reply_t *dri3_reply, *pres_reply; + + struct wsi_x11_connection *wsi_conn = + vk_alloc(alloc, sizeof(*wsi_conn), 8, + VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE); + if (!wsi_conn) + return NULL; + + dri3_cookie = xcb_query_extension(conn, 4, "DRI3"); + pres_cookie = xcb_query_extension(conn, 7, "PRESENT"); + + dri3_reply = xcb_query_extension_reply(conn, dri3_cookie, NULL); + pres_reply = xcb_query_extension_reply(conn, pres_cookie, NULL); + if (dri3_reply == NULL || pres_reply == NULL) { + free(dri3_reply); + free(pres_reply); + vk_free(alloc, wsi_conn); + return NULL; + } + + wsi_conn->has_dri3 = dri3_reply->present != 0; + wsi_conn->has_present = pres_reply->present != 0; + + free(dri3_reply); + free(pres_reply); + + return wsi_conn; +} + +static void +wsi_x11_connection_destroy(const VkAllocationCallbacks *alloc, + struct wsi_x11_connection *conn) +{ + vk_free(alloc, conn); +} + +static struct wsi_x11_connection * +wsi_x11_get_connection(struct wsi_device *wsi_dev, + const VkAllocationCallbacks *alloc, + xcb_connection_t *conn) +{ + struct wsi_x11 *wsi = + (struct wsi_x11 *)wsi_dev->wsi[VK_ICD_WSI_PLATFORM_XCB]; + + pthread_mutex_lock(&wsi->mutex); + + struct hash_entry *entry = _mesa_hash_table_search(wsi->connections, conn); + 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_x11_connection *wsi_conn = + wsi_x11_connection_create(alloc, conn); + + pthread_mutex_lock(&wsi->mutex); + + entry = _mesa_hash_table_search(wsi->connections, conn); + if (entry) { + /* Oops, someone raced us to it */ + wsi_x11_connection_destroy(alloc, wsi_conn); + } else { + entry = _mesa_hash_table_insert(wsi->connections, conn, wsi_conn); + } + } + + pthread_mutex_unlock(&wsi->mutex); + + return entry->data; +} + +static const VkSurfaceFormatKHR formats[] = { + { .format = VK_FORMAT_B8G8R8A8_SRGB, }, + { .format = VK_FORMAT_B8G8R8A8_UNORM, }, +}; + +static const VkPresentModeKHR present_modes[] = { + VK_PRESENT_MODE_MAILBOX_KHR, +}; + +static xcb_screen_t * +get_screen_for_root(xcb_connection_t *conn, xcb_window_t root) +{ + xcb_screen_iterator_t screen_iter = + xcb_setup_roots_iterator(xcb_get_setup(conn)); + + for (; screen_iter.rem; xcb_screen_next (&screen_iter)) { + if (screen_iter.data->root == root) + return screen_iter.data; + } + + return NULL; +} + +static xcb_visualtype_t * +screen_get_visualtype(xcb_screen_t *screen, xcb_visualid_t visual_id, + unsigned *depth) +{ + xcb_depth_iterator_t depth_iter = + xcb_screen_allowed_depths_iterator(screen); + + for (; depth_iter.rem; xcb_depth_next (&depth_iter)) { + xcb_visualtype_iterator_t visual_iter = + xcb_depth_visuals_iterator (depth_iter.data); + + for (; visual_iter.rem; xcb_visualtype_next (&visual_iter)) { + if (visual_iter.data->visual_id == visual_id) { + if (depth) + *depth = depth_iter.data->depth; + return visual_iter.data; + } + } + } + + return NULL; +} + +static xcb_visualtype_t * +connection_get_visualtype(xcb_connection_t *conn, xcb_visualid_t visual_id, + unsigned *depth) +{ + xcb_screen_iterator_t screen_iter = + xcb_setup_roots_iterator(xcb_get_setup(conn)); + + /* For this we have to iterate over all of the screens which is rather + * annoying. Fortunately, there is probably only 1. + */ + for (; screen_iter.rem; xcb_screen_next (&screen_iter)) { + xcb_visualtype_t *visual = screen_get_visualtype(screen_iter.data, + visual_id, depth); + if (visual) + return visual; + } + + return NULL; +} + +static xcb_visualtype_t * +get_visualtype_for_window(xcb_connection_t *conn, xcb_window_t window, + unsigned *depth) +{ + xcb_query_tree_cookie_t tree_cookie; + xcb_get_window_attributes_cookie_t attrib_cookie; + xcb_query_tree_reply_t *tree; + xcb_get_window_attributes_reply_t *attrib; + + tree_cookie = xcb_query_tree(conn, window); + attrib_cookie = xcb_get_window_attributes(conn, window); + + tree = xcb_query_tree_reply(conn, tree_cookie, NULL); + attrib = xcb_get_window_attributes_reply(conn, attrib_cookie, NULL); + if (attrib == NULL || tree == NULL) { + free(attrib); + free(tree); + return NULL; + } + + xcb_window_t root = tree->root; + xcb_visualid_t visual_id = attrib->visual; + free(attrib); + free(tree); + + xcb_screen_t *screen = get_screen_for_root(conn, root); + if (screen == NULL) + return NULL; + + return screen_get_visualtype(screen, visual_id, depth); +} + +static bool +visual_has_alpha(xcb_visualtype_t *visual, unsigned depth) +{ + uint32_t rgb_mask = visual->red_mask | + visual->green_mask | + visual->blue_mask; + + uint32_t all_mask = 0xffffffff >> (32 - depth); + + /* Do we have bits left over after RGB? */ + return (all_mask & ~rgb_mask) != 0; +} + +VkBool32 wsi_get_physical_device_xcb_presentation_support( + struct wsi_device *wsi_device, + VkAllocationCallbacks *alloc, + uint32_t queueFamilyIndex, + xcb_connection_t* connection, + xcb_visualid_t visual_id) +{ + struct wsi_x11_connection *wsi_conn = + wsi_x11_get_connection(wsi_device, alloc, connection); + + if (!wsi_conn->has_dri3) { + fprintf(stderr, "vulkan: No DRI3 support\n"); + return false; + } + + unsigned visual_depth; + if (!connection_get_visualtype(connection, visual_id, &visual_depth)) + return false; + + if (visual_depth != 24 && visual_depth != 32) + return false; + + return true; +} + +static xcb_connection_t* +x11_surface_get_connection(VkIcdSurfaceBase *icd_surface) +{ + if (icd_surface->platform == VK_ICD_WSI_PLATFORM_XLIB) + return XGetXCBConnection(((VkIcdSurfaceXlib *)icd_surface)->dpy); + else + return ((VkIcdSurfaceXcb *)icd_surface)->connection; +} + +static xcb_window_t +x11_surface_get_window(VkIcdSurfaceBase *icd_surface) +{ + if (icd_surface->platform == VK_ICD_WSI_PLATFORM_XLIB) + return ((VkIcdSurfaceXlib *)icd_surface)->window; + else + return ((VkIcdSurfaceXcb *)icd_surface)->window; +} + +static VkResult +x11_surface_get_support(VkIcdSurfaceBase *icd_surface, + struct wsi_device *wsi_device, + const VkAllocationCallbacks *alloc, + uint32_t queueFamilyIndex, + VkBool32* pSupported) +{ + xcb_connection_t *conn = x11_surface_get_connection(icd_surface); + xcb_window_t window = x11_surface_get_window(icd_surface); + + struct wsi_x11_connection *wsi_conn = + wsi_x11_get_connection(wsi_device, alloc, conn); + if (!wsi_conn) + return VK_ERROR_OUT_OF_HOST_MEMORY; + + if (!wsi_conn->has_dri3) { + fprintf(stderr, "vulkan: No DRI3 support\n"); + *pSupported = false; + return VK_SUCCESS; + } + + unsigned visual_depth; + if (!get_visualtype_for_window(conn, window, &visual_depth)) { + *pSupported = false; + return VK_SUCCESS; + } + + if (visual_depth != 24 && visual_depth != 32) { + *pSupported = false; + return VK_SUCCESS; + } + + *pSupported = true; + return VK_SUCCESS; +} + +static VkResult +x11_surface_get_capabilities(VkIcdSurfaceBase *icd_surface, + VkSurfaceCapabilitiesKHR *caps) +{ + xcb_connection_t *conn = x11_surface_get_connection(icd_surface); + xcb_window_t window = x11_surface_get_window(icd_surface); + xcb_get_geometry_cookie_t geom_cookie; + xcb_generic_error_t *err; + xcb_get_geometry_reply_t *geom; + unsigned visual_depth; + + geom_cookie = xcb_get_geometry(conn, window); + + /* This does a round-trip. This is why we do get_geometry first and + * wait to read the reply until after we have a visual. + */ + xcb_visualtype_t *visual = + get_visualtype_for_window(conn, window, &visual_depth); + + geom = xcb_get_geometry_reply(conn, geom_cookie, &err); + if (geom) { + VkExtent2D extent = { geom->width, geom->height }; + caps->currentExtent = extent; + caps->minImageExtent = extent; + caps->maxImageExtent = extent; + } else { + /* This can happen if the client didn't wait for the configure event + * to come back from the compositor. In that case, we don't know the + * size of the window so we just return valid "I don't know" stuff. + */ + caps->currentExtent = (VkExtent2D) { -1, -1 }; + caps->minImageExtent = (VkExtent2D) { 1, 1 }; + caps->maxImageExtent = (VkExtent2D) { INT16_MAX, INT16_MAX }; + } + free(err); + free(geom); + + if (visual_has_alpha(visual, visual_depth)) { + caps->supportedCompositeAlpha = VK_COMPOSITE_ALPHA_INHERIT_BIT_KHR | + VK_COMPOSITE_ALPHA_PRE_MULTIPLIED_BIT_KHR; + } else { + caps->supportedCompositeAlpha = VK_COMPOSITE_ALPHA_INHERIT_BIT_KHR | + VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR; + } + + caps->minImageCount = 2; + caps->maxImageCount = 4; + caps->supportedTransforms = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR; + caps->currentTransform = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR; + caps->maxImageArrayLayers = 1; + caps->supportedUsageFlags = + VK_IMAGE_USAGE_TRANSFER_SRC_BIT | + VK_IMAGE_USAGE_SAMPLED_BIT | + VK_IMAGE_USAGE_TRANSFER_DST_BIT | + VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT; + + return VK_SUCCESS; +} + +static VkResult +x11_surface_get_formats(VkIcdSurfaceBase *surface, + struct wsi_device *wsi_device, + uint32_t *pSurfaceFormatCount, + VkSurfaceFormatKHR *pSurfaceFormats) +{ + if (pSurfaceFormats == NULL) { + *pSurfaceFormatCount = ARRAY_SIZE(formats); + return VK_SUCCESS; + } + + assert(*pSurfaceFormatCount >= ARRAY_SIZE(formats)); + typed_memcpy(pSurfaceFormats, formats, *pSurfaceFormatCount); + *pSurfaceFormatCount = ARRAY_SIZE(formats); + + return VK_SUCCESS; +} + +static VkResult +x11_surface_get_present_modes(VkIcdSurfaceBase *surface, + uint32_t *pPresentModeCount, + VkPresentModeKHR *pPresentModes) +{ + if (pPresentModes == NULL) { + *pPresentModeCount = ARRAY_SIZE(present_modes); + return VK_SUCCESS; + } + + assert(*pPresentModeCount >= ARRAY_SIZE(present_modes)); + typed_memcpy(pPresentModes, present_modes, *pPresentModeCount); + *pPresentModeCount = ARRAY_SIZE(present_modes); + + return VK_SUCCESS; +} + +VkResult wsi_create_xcb_surface(const VkAllocationCallbacks *pAllocator, + const VkXcbSurfaceCreateInfoKHR *pCreateInfo, + VkSurfaceKHR *pSurface) +{ + VkIcdSurfaceXcb *surface; + + surface = vk_alloc(pAllocator, sizeof *surface, 8, + VK_SYSTEM_ALLOCATION_SCOPE_OBJECT); + if (surface == NULL) + return VK_ERROR_OUT_OF_HOST_MEMORY; + + surface->base.platform = VK_ICD_WSI_PLATFORM_XCB; + surface->connection = pCreateInfo->connection; + surface->window = pCreateInfo->window; + + *pSurface = _VkIcdSurfaceBase_to_handle(&surface->base); + return VK_SUCCESS; +} + +VkResult wsi_create_xlib_surface(const VkAllocationCallbacks *pAllocator, + const VkXlibSurfaceCreateInfoKHR *pCreateInfo, + VkSurfaceKHR *pSurface) +{ + VkIcdSurfaceXlib *surface; + + surface = vk_alloc(pAllocator, sizeof *surface, 8, + VK_SYSTEM_ALLOCATION_SCOPE_OBJECT); + if (surface == NULL) + return VK_ERROR_OUT_OF_HOST_MEMORY; + + surface->base.platform = VK_ICD_WSI_PLATFORM_XLIB; + surface->dpy = pCreateInfo->dpy; + surface->window = pCreateInfo->window; + + *pSurface = _VkIcdSurfaceBase_to_handle(&surface->base); + return VK_SUCCESS; +} + +struct x11_image { + VkImage image; + VkDeviceMemory memory; + xcb_pixmap_t pixmap; + bool busy; + struct xshmfence * shm_fence; + uint32_t sync_fence; +}; + +struct x11_swapchain { + struct wsi_swapchain base; + + xcb_connection_t * conn; + xcb_window_t window; + xcb_gc_t gc; + VkExtent2D extent; + uint32_t image_count; + + xcb_present_event_t event_id; + xcb_special_event_t * special_event; + uint64_t send_sbc; + uint32_t stamp; + + struct x11_image images[0]; +}; + +static VkResult +x11_get_images(struct wsi_swapchain *anv_chain, + uint32_t* pCount, VkImage *pSwapchainImages) +{ + struct x11_swapchain *chain = (struct x11_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] = chain->images[i].image; + + *pCount = chain->image_count; + + return VK_SUCCESS; +} + +static VkResult +x11_handle_dri3_present_event(struct x11_swapchain *chain, + xcb_present_generic_event_t *event) +{ + switch (event->evtype) { + case XCB_PRESENT_CONFIGURE_NOTIFY: { + xcb_present_configure_notify_event_t *config = (void *) event; + + if (config->width != chain->extent.width || + config->height != chain->extent.height) + return VK_ERROR_OUT_OF_DATE_KHR; + + break; + } + + case XCB_PRESENT_EVENT_IDLE_NOTIFY: { + xcb_present_idle_notify_event_t *idle = (void *) event; + + for (unsigned i = 0; i < chain->image_count; i++) { + if (chain->images[i].pixmap == idle->pixmap) { + chain->images[i].busy = false; + break; + } + } + + break; + } + + case XCB_PRESENT_COMPLETE_NOTIFY: + default: + break; + } + + return VK_SUCCESS; +} + +static VkResult +x11_acquire_next_image(struct wsi_swapchain *anv_chain, + uint64_t timeout, + VkSemaphore semaphore, + uint32_t *image_index) +{ + struct x11_swapchain *chain = (struct x11_swapchain *)anv_chain; + + while (1) { + for (uint32_t i = 0; i < chain->image_count; i++) { + if (!chain->images[i].busy) { + /* We found a non-busy image */ + xshmfence_await(chain->images[i].shm_fence); + *image_index = i; + chain->images[i].busy = true; + return VK_SUCCESS; + } + } + + xcb_flush(chain->conn); + xcb_generic_event_t *event = + xcb_wait_for_special_event(chain->conn, chain->special_event); + if (!event) + return VK_ERROR_OUT_OF_DATE_KHR; + + VkResult result = x11_handle_dri3_present_event(chain, (void *)event); + free(event); + if (result != VK_SUCCESS) + return result; + } +} + +static VkResult +x11_queue_present(struct wsi_swapchain *anv_chain, + uint32_t image_index) +{ + struct x11_swapchain *chain = (struct x11_swapchain *)anv_chain; + struct x11_image *image = &chain->images[image_index]; + + assert(image_index < chain->image_count); + + uint32_t options = XCB_PRESENT_OPTION_NONE; + + int64_t target_msc = 0; + int64_t divisor = 0; + int64_t remainder = 0; + + options |= XCB_PRESENT_OPTION_ASYNC; + + xshmfence_reset(image->shm_fence); + + ++chain->send_sbc; + xcb_void_cookie_t cookie = + xcb_present_pixmap(chain->conn, + chain->window, + image->pixmap, + (uint32_t) chain->send_sbc, + 0, /* valid */ + 0, /* update */ + 0, /* x_off */ + 0, /* y_off */ + XCB_NONE, /* target_crtc */ + XCB_NONE, + image->sync_fence, + options, + target_msc, + divisor, + remainder, 0, NULL); + xcb_discard_reply(chain->conn, cookie.sequence); + image->busy = true; + + xcb_flush(chain->conn); + + return VK_SUCCESS; +} + +static VkResult +x11_image_init(VkDevice device_h, struct x11_swapchain *chain, + const VkSwapchainCreateInfoKHR *pCreateInfo, + const VkAllocationCallbacks* pAllocator, + struct x11_image *image) +{ + xcb_void_cookie_t cookie; + VkResult result; + uint32_t row_pitch; + uint32_t offset; + uint32_t bpp = 32; + uint32_t depth = 24; + int fd; + uint32_t size; + + result = chain->base.image_fns->create_wsi_image(device_h, + pCreateInfo, + pAllocator, + &image->image, + &image->memory, + &size, + &offset, + &row_pitch, + &fd); + if (result != VK_SUCCESS) + return result; + + image->pixmap = xcb_generate_id(chain->conn); + + cookie = + xcb_dri3_pixmap_from_buffer_checked(chain->conn, + image->pixmap, + chain->window, + size, + pCreateInfo->imageExtent.width, + pCreateInfo->imageExtent.height, + row_pitch, + depth, bpp, fd); + xcb_discard_reply(chain->conn, cookie.sequence); + + int fence_fd = xshmfence_alloc_shm(); + if (fence_fd < 0) + goto fail_pixmap; + + image->shm_fence = xshmfence_map_shm(fence_fd); + if (image->shm_fence == NULL) + goto fail_shmfence_alloc; + + image->sync_fence = xcb_generate_id(chain->conn); + xcb_dri3_fence_from_fd(chain->conn, + image->pixmap, + image->sync_fence, + false, + fence_fd); + + image->busy = false; + xshmfence_trigger(image->shm_fence); + + return VK_SUCCESS; + +fail_shmfence_alloc: + close(fence_fd); + +fail_pixmap: + cookie = xcb_free_pixmap(chain->conn, image->pixmap); + xcb_discard_reply(chain->conn, cookie.sequence); + + chain->base.image_fns->free_wsi_image(device_h, pAllocator, + image->image, image->memory); + + return result; +} + +static void +x11_image_finish(struct x11_swapchain *chain, + const VkAllocationCallbacks* pAllocator, + struct x11_image *image) +{ + xcb_void_cookie_t cookie; + + cookie = xcb_sync_destroy_fence(chain->conn, image->sync_fence); + xcb_discard_reply(chain->conn, cookie.sequence); + xshmfence_unmap_shm(image->shm_fence); + + cookie = xcb_free_pixmap(chain->conn, image->pixmap); + xcb_discard_reply(chain->conn, cookie.sequence); + + chain->base.image_fns->free_wsi_image(chain->base.device, pAllocator, + image->image, image->memory); +} + +static VkResult +x11_swapchain_destroy(struct wsi_swapchain *anv_chain, + const VkAllocationCallbacks *pAllocator) +{ + struct x11_swapchain *chain = (struct x11_swapchain *)anv_chain; + for (uint32_t i = 0; i < chain->image_count; i++) + x11_image_finish(chain, pAllocator, &chain->images[i]); + + xcb_unregister_for_special_event(chain->conn, chain->special_event); + + vk_free(pAllocator, chain); + + return VK_SUCCESS; +} + +static VkResult +x11_surface_create_swapchain(VkIcdSurfaceBase *icd_surface, + VkDevice device, + struct wsi_device *wsi_device, + const VkSwapchainCreateInfoKHR *pCreateInfo, + const VkAllocationCallbacks* pAllocator, + const struct wsi_image_fns *image_fns, + struct wsi_swapchain **swapchain_out) +{ + struct x11_swapchain *chain; + xcb_void_cookie_t cookie; + VkResult result; + + assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR); + + int num_images = pCreateInfo->minImageCount; + + /* 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 = vk_alloc(pAllocator, size, 8, + VK_SYSTEM_ALLOCATION_SCOPE_OBJECT); + if (chain == NULL) + return VK_ERROR_OUT_OF_HOST_MEMORY; + + chain->base.device = device; + chain->base.destroy = x11_swapchain_destroy; + chain->base.get_images = x11_get_images; + chain->base.acquire_next_image = x11_acquire_next_image; + chain->base.queue_present = x11_queue_present; + chain->base.image_fns = image_fns; + chain->conn = x11_surface_get_connection(icd_surface); + chain->window = x11_surface_get_window(icd_surface); + chain->extent = pCreateInfo->imageExtent; + chain->image_count = num_images; + chain->send_sbc = 0; + + chain->event_id = xcb_generate_id(chain->conn); + xcb_present_select_input(chain->conn, chain->event_id, chain->window, + XCB_PRESENT_EVENT_MASK_CONFIGURE_NOTIFY | + XCB_PRESENT_EVENT_MASK_COMPLETE_NOTIFY | + XCB_PRESENT_EVENT_MASK_IDLE_NOTIFY); + + /* Create an XCB event queue to hold present events outside of the usual + * application event queue + */ + chain->special_event = + xcb_register_for_special_xge(chain->conn, &xcb_present_id, + chain->event_id, NULL); + + chain->gc = xcb_generate_id(chain->conn); + if (!chain->gc) { + /* FINISHME: Choose a better error. */ + result = VK_ERROR_OUT_OF_HOST_MEMORY; + goto fail_register; + } + + cookie = xcb_create_gc(chain->conn, + chain->gc, + chain->window, + XCB_GC_GRAPHICS_EXPOSURES, + (uint32_t []) { 0 }); + xcb_discard_reply(chain->conn, cookie.sequence); + + uint32_t image = 0; + for (; image < chain->image_count; image++) { + result = x11_image_init(device, chain, pCreateInfo, pAllocator, + &chain->images[image]); + if (result != VK_SUCCESS) + goto fail_init_images; + } + + *swapchain_out = &chain->base; + + return VK_SUCCESS; + +fail_init_images: + for (uint32_t j = 0; j < image; j++) + x11_image_finish(chain, pAllocator, &chain->images[j]); + +fail_register: + xcb_unregister_for_special_event(chain->conn, chain->special_event); + + vk_free(pAllocator, chain); + + return result; +} + +VkResult +wsi_x11_init_wsi(struct wsi_device *wsi_device, + const VkAllocationCallbacks *alloc) +{ + struct wsi_x11 *wsi; + VkResult result; + + wsi = vk_alloc(alloc, sizeof(*wsi), 8, + VK_SYSTEM_ALLOCATION_SCOPE_INSTANCE); + if (!wsi) { + result = VK_ERROR_OUT_OF_HOST_MEMORY; + goto fail; + } + + 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->connections = _mesa_hash_table_create(NULL, _mesa_hash_pointer, + _mesa_key_pointer_equal); + if (!wsi->connections) { + result = VK_ERROR_OUT_OF_HOST_MEMORY; + goto fail_mutex; + } + + wsi->base.get_support = x11_surface_get_support; + wsi->base.get_capabilities = x11_surface_get_capabilities; + wsi->base.get_formats = x11_surface_get_formats; + wsi->base.get_present_modes = x11_surface_get_present_modes; + wsi->base.create_swapchain = x11_surface_create_swapchain; + + wsi_device->wsi[VK_ICD_WSI_PLATFORM_XCB] = &wsi->base; + wsi_device->wsi[VK_ICD_WSI_PLATFORM_XLIB] = &wsi->base; + + return VK_SUCCESS; + +fail_mutex: + pthread_mutex_destroy(&wsi->mutex); +fail_alloc: + vk_free(alloc, wsi); +fail: + wsi_device->wsi[VK_ICD_WSI_PLATFORM_XCB] = NULL; + wsi_device->wsi[VK_ICD_WSI_PLATFORM_XLIB] = NULL; + + return result; +} + +void +wsi_x11_finish_wsi(struct wsi_device *wsi_device, + const VkAllocationCallbacks *alloc) +{ + struct wsi_x11 *wsi = + (struct wsi_x11 *)wsi_device->wsi[VK_ICD_WSI_PLATFORM_XCB]; + + if (wsi) { + _mesa_hash_table_destroy(wsi->connections, NULL); + + pthread_mutex_destroy(&wsi->mutex); + + vk_free(alloc, wsi); + } +} diff --git a/src/vulkan/wsi/wsi_common_x11.h b/src/vulkan/wsi/wsi_common_x11.h new file mode 100644 index 00000000000..7166f099fdb --- /dev/null +++ b/src/vulkan/wsi/wsi_common_x11.h @@ -0,0 +1,42 @@ +/* + * 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. + */ +#ifndef WSI_COMMON_X11_H +#define WSI_COMMON_X11_H + +#include "wsi_common.h" + +VkBool32 wsi_get_physical_device_xcb_presentation_support( + struct wsi_device *wsi_device, + VkAllocationCallbacks *alloc, + uint32_t queueFamilyIndex, + xcb_connection_t* connection, + xcb_visualid_t visual_id); + +VkResult wsi_create_xcb_surface(const VkAllocationCallbacks *pAllocator, + const VkXcbSurfaceCreateInfoKHR *pCreateInfo, + VkSurfaceKHR *pSurface); + +VkResult wsi_create_xlib_surface(const VkAllocationCallbacks *pAllocator, + const VkXlibSurfaceCreateInfoKHR *pCreateInfo, + VkSurfaceKHR *pSurface); +#endif |