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 "util/vk_alloc.h"
  30 #include <vulkan/vulkan.h>
  31 #include <vulkan/vk_icd.h>
  32
  33 struct wsi_device;
  34 struct wsi_image_fns {
  35    VkResult (*create_wsi_image)(VkDevice device_h,
  36                                 const VkSwapchainCreateInfoKHR *pCreateInfo,
  37                                 const VkAllocationCallbacks *pAllocator,
  38                                 VkImage *image_p,
  39                                 VkDeviceMemory *memory_p,
  40                                 uint32_t *size_p,
  41                                 uint32_t *offset_p,
  42                                 uint32_t *row_pitch_p,
  43                                 int *fd_p);
  44    void (*free_wsi_image)(VkDevice device,
  45                           const VkAllocationCallbacks *pAllocator,
  46                           VkImage image_h,
  47                           VkDeviceMemory memory_h);
  48 };
  49
  50 struct wsi_swapchain {
  51
  52    VkDevice device;
  53    VkAllocationCallbacks alloc;
  54    const struct wsi_image_fns *image_fns;
  55    VkFence fences[3];
  56    VkPresentModeKHR present_mode;
  57    uint32_t image_count;
  58
  59    VkResult (*destroy)(struct wsi_swapchain *swapchain,
  60                        const VkAllocationCallbacks *pAllocator);
  61    VkResult (*get_images)(struct wsi_swapchain *swapchain,
  62                           uint32_t *pCount, VkImage *pSwapchainImages);
  63    VkResult (*acquire_next_image)(struct wsi_swapchain *swap_chain,
  64                                   uint64_t timeout, VkSemaphore semaphore,
  65                                   uint32_t *image_index);
  66    VkResult (*queue_present)(struct wsi_swapchain *swap_chain,
  67                              uint32_t image_index);
  68 };
  69
  70 struct wsi_interface {
  71    VkResult (*get_support)(VkIcdSurfaceBase *surface,
  72                            struct wsi_device *wsi_device,
  73                            const VkAllocationCallbacks *alloc,
  74                            uint32_t queueFamilyIndex,
  75                            int local_fd,
  76                            VkBool32* pSupported);
  77    VkResult (*get_capabilities)(VkIcdSurfaceBase *surface,
  78                                 VkSurfaceCapabilitiesKHR* pSurfaceCapabilities);
  79    VkResult (*get_formats)(VkIcdSurfaceBase *surface,
  80                            struct wsi_device *wsi_device,
  81                            uint32_t* pSurfaceFormatCount,
  82                            VkSurfaceFormatKHR* pSurfaceFormats);
  83    VkResult (*get_present_modes)(VkIcdSurfaceBase *surface,
  84                                  uint32_t* pPresentModeCount,
  85                                  VkPresentModeKHR* pPresentModes);
  86    VkResult (*create_swapchain)(VkIcdSurfaceBase *surface,
  87                                 VkDevice device,
  88                                 struct wsi_device *wsi_device,
  89                                 const VkSwapchainCreateInfoKHR* pCreateInfo,
  90                                 const VkAllocationCallbacks* pAllocator,
  91                                 const struct wsi_image_fns *image_fns,
  92                                 struct wsi_swapchain **swapchain);
  93 };
  94
  95 #define VK_ICD_WSI_PLATFORM_MAX 5
  96
  97 struct wsi_device {
  98     struct wsi_interface *                  wsi[VK_ICD_WSI_PLATFORM_MAX];
  99 };
 100
 101 struct wsi_callbacks {
 102    void (*get_phys_device_format_properties)(VkPhysicalDevice physicalDevice,
 103                                              VkFormat format,
 104                                              VkFormatProperties *pFormatProperties);
 105 };
 106
 107 #define WSI_DEFINE_NONDISP_HANDLE_CASTS(__wsi_type, __VkType)              \
 108                                                                            \
 109    static inline struct __wsi_type *                                       \
 110    __wsi_type ## _from_handle(__VkType _handle)                            \
 111    {                                                                       \
 112       return (struct __wsi_type *)(uintptr_t) _handle;                     \
 113    }                                                                       \
 114                                                                            \
 115    static inline __VkType                                                  \
 116    __wsi_type ## _to_handle(struct __wsi_type *_obj)                       \
 117    {                                                                       \
 118       return (__VkType)(uintptr_t) _obj;                                   \
 119    }
 120
 121 WSI_DEFINE_NONDISP_HANDLE_CASTS(wsi_swapchain, VkSwapchainKHR)
 122
 123 #define ICD_DEFINE_NONDISP_HANDLE_CASTS(__VkIcdType, __VkType)             \
 124                                                                            \
 125    static inline __VkIcdType *                                             \
 126    __VkIcdType ## _from_handle(__VkType _handle)                           \
 127    {                                                                       \
 128       return (__VkIcdType *)(uintptr_t) _handle;                           \
 129    }                                                                       \
 130                                                                            \
 131    static inline __VkType                                                  \
 132    __VkIcdType ## _to_handle(__VkIcdType *_obj)                            \
 133    {                                                                       \
 134       return (__VkType)(uintptr_t) _obj;                                   \
 135    }
 136
 137 #define ICD_FROM_HANDLE(__VkIcdType, __name, __handle) \
 138    __VkIcdType *__name = __VkIcdType ## _from_handle(__handle)
 139
 140 ICD_DEFINE_NONDISP_HANDLE_CASTS(VkIcdSurfaceBase, VkSurfaceKHR)
 141
 142 VkResult wsi_x11_init_wsi(struct wsi_device *wsi_device,
 143                           const VkAllocationCallbacks *alloc);
 144 void wsi_x11_finish_wsi(struct wsi_device *wsi_device,
 145                         const VkAllocationCallbacks *alloc);
 146 VkResult wsi_wl_init_wsi(struct wsi_device *wsi_device,
 147                          const VkAllocationCallbacks *alloc,
 148                          VkPhysicalDevice physical_device,
 149                          const struct wsi_callbacks *cbs);
 150 void wsi_wl_finish_wsi(struct wsi_device *wsi_device,
 151                        const VkAllocationCallbacks *alloc);
 152
 153
 154 #endif