src/vulkan/wsi/wsi_common.h

   1 /*
   2  * Copyright © 2015 Intel Corporation
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  */
  23 #ifndef WSI_COMMON_H
  24 #define WSI_COMMON_H
  25
  26 #include <stdint.h>
  27 #include <stdbool.h>
  28
  29 #include "vk_alloc.h"
  30 #include <vulkan/vulkan.h>
  31 #include <vulkan/vk_icd.h>
  32
  33 struct wsi_image {
  34    VkImage image;
  35    VkDeviceMemory memory;
  36    uint32_t size;
  37    uint32_t offset;
  38    uint32_t row_pitch;
  39    int fd;
  40 };
  41
  42 struct wsi_device;
  43 struct wsi_image_fns {
  44    VkResult (*create_wsi_image)(VkDevice device_h,
  45                                 const VkSwapchainCreateInfoKHR *pCreateInfo,
  46                                 const VkAllocationCallbacks *pAllocator,
  47                                 bool needs_linear_copy,
  48                                 bool linear,
  49                                 struct wsi_image *image_p);
  50    void (*free_wsi_image)(VkDevice device,
  51                           const VkAllocationCallbacks *pAllocator,
  52                           struct wsi_image *image);
  53 };
  54
  55 struct wsi_swapchain {
  56
  57    VkDevice device;
  58    VkAllocationCallbacks alloc;
  59    const struct wsi_image_fns *image_fns;
  60    VkFence fences[3];
  61    VkCommandBuffer *cmd_buffers;
  62    VkCommandPool cmd_pools[3];
  63    VkPresentModeKHR present_mode;
  64    uint32_t image_count;
  65    bool needs_linear_copy;
  66
  67    VkResult (*destroy)(struct wsi_swapchain *swapchain,
  68                        const VkAllocationCallbacks *pAllocator);
  69    VkResult (*get_images)(struct wsi_swapchain *swapchain,
  70                           uint32_t *pCount, VkImage *pSwapchainImages);
  71    VkResult (*acquire_next_image)(struct wsi_swapchain *swap_chain,
  72                                   uint64_t timeout, VkSemaphore semaphore,
  73                                   uint32_t *image_index);
  74    VkResult (*queue_present)(struct wsi_swapchain *swap_chain,
  75                              uint32_t image_index,
  76                              const VkPresentRegionKHR *damage);
  77    void (*get_image_and_linear)(struct wsi_swapchain *swapchain,
  78                                 int imageIndex,
  79                                 VkImage *image,
  80                                 VkImage *linear_image);
  81 };
  82
  83 struct wsi_interface {
  84    VkResult (*get_support)(VkIcdSurfaceBase *surface,
  85                            struct wsi_device *wsi_device,
  86                            const VkAllocationCallbacks *alloc,
  87                            uint32_t queueFamilyIndex,
  88                            int local_fd,
  89                            bool can_handle_different_gpu,
  90                            VkBool32* pSupported);
  91    VkResult (*get_capabilities)(VkIcdSurfaceBase *surface,
  92                                 VkSurfaceCapabilitiesKHR* pSurfaceCapabilities);
  93    VkResult (*get_capabilities2)(VkIcdSurfaceBase *surface,
  94                                  const void *info_next,
  95                                  VkSurfaceCapabilities2KHR* pSurfaceCapabilities);
  96    VkResult (*get_formats)(VkIcdSurfaceBase *surface,
  97                            struct wsi_device *wsi_device,
  98                            uint32_t* pSurfaceFormatCount,
  99                            VkSurfaceFormatKHR* pSurfaceFormats);
 100    VkResult (*get_formats2)(VkIcdSurfaceBase *surface,
 101                             struct wsi_device *wsi_device,
 102                             const void *info_next,
 103                             uint32_t* pSurfaceFormatCount,
 104                             VkSurfaceFormat2KHR* pSurfaceFormats);
 105    VkResult (*get_present_modes)(VkIcdSurfaceBase *surface,
 106                                  uint32_t* pPresentModeCount,
 107                                  VkPresentModeKHR* pPresentModes);
 108    VkResult (*create_swapchain)(VkIcdSurfaceBase *surface,
 109                                 VkDevice device,
 110                                 struct wsi_device *wsi_device,
 111                                 int local_fd,
 112                                 const VkSwapchainCreateInfoKHR* pCreateInfo,
 113                                 const VkAllocationCallbacks* pAllocator,
 114                                 const struct wsi_image_fns *image_fns,
 115                                 struct wsi_swapchain **swapchain);
 116 };
 117
 118 #define VK_ICD_WSI_PLATFORM_MAX 5
 119
 120 struct wsi_device {
 121     struct wsi_interface *                  wsi[VK_ICD_WSI_PLATFORM_MAX];
 122 };
 123
 124 #define WSI_CB(cb) PFN_vk##cb cb
 125 struct wsi_callbacks {
 126    WSI_CB(GetPhysicalDeviceFormatProperties);
 127 };
 128 #undef WSI_CB
 129
 130 #define WSI_DEFINE_NONDISP_HANDLE_CASTS(__wsi_type, __VkType)              \
 131                                                                            \
 132    static inline struct __wsi_type *                                       \
 133    __wsi_type ## _from_handle(__VkType _handle)                            \
 134    {                                                                       \
 135       return (struct __wsi_type *)(uintptr_t) _handle;                     \
 136    }                                                                       \
 137                                                                            \
 138    static inline __VkType                                                  \
 139    __wsi_type ## _to_handle(struct __wsi_type *_obj)                       \
 140    {                                                                       \
 141       return (__VkType)(uintptr_t) _obj;                                   \
 142    }
 143
 144 WSI_DEFINE_NONDISP_HANDLE_CASTS(wsi_swapchain, VkSwapchainKHR)
 145
 146 #define ICD_DEFINE_NONDISP_HANDLE_CASTS(__VkIcdType, __VkType)             \
 147                                                                            \
 148    static inline __VkIcdType *                                             \
 149    __VkIcdType ## _from_handle(__VkType _handle)                           \
 150    {                                                                       \
 151       return (__VkIcdType *)(uintptr_t) _handle;                           \
 152    }                                                                       \
 153                                                                            \
 154    static inline __VkType                                                  \
 155    __VkIcdType ## _to_handle(__VkIcdType *_obj)                            \
 156    {                                                                       \
 157       return (__VkType)(uintptr_t) _obj;                                   \
 158    }
 159
 160 #define ICD_FROM_HANDLE(__VkIcdType, __name, __handle) \
 161    __VkIcdType *__name = __VkIcdType ## _from_handle(__handle)
 162
 163 ICD_DEFINE_NONDISP_HANDLE_CASTS(VkIcdSurfaceBase, VkSurfaceKHR)
 164
 165 VkResult wsi_x11_init_wsi(struct wsi_device *wsi_device,
 166                           const VkAllocationCallbacks *alloc);
 167 void wsi_x11_finish_wsi(struct wsi_device *wsi_device,
 168                         const VkAllocationCallbacks *alloc);
 169 VkResult wsi_wl_init_wsi(struct wsi_device *wsi_device,
 170                          const VkAllocationCallbacks *alloc,
 171                          VkPhysicalDevice physical_device,
 172                          const struct wsi_callbacks *cbs);
 173 void wsi_wl_finish_wsi(struct wsi_device *wsi_device,
 174                        const VkAllocationCallbacks *alloc);
 175
 176
 177 #endif