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                                 bool needs_linear_copy,
  39                                 bool linear,
  40                                 VkImage *image_p,
  41                                 VkDeviceMemory *memory_p,
  42                                 uint32_t *size_p,
  43                                 uint32_t *offset_p,
  44                                 uint32_t *row_pitch_p,
  45                                 int *fd_p);
  46    void (*free_wsi_image)(VkDevice device,
  47                           const VkAllocationCallbacks *pAllocator,
  48                           VkImage image_h,
  49                           VkDeviceMemory memory_h);
  50 };
  51
  52 struct wsi_swapchain {
  53
  54    VkDevice device;
  55    VkAllocationCallbacks alloc;
  56    const struct wsi_image_fns *image_fns;
  57    VkFence fences[3];
  58    VkCommandBuffer *cmd_buffers;
  59    VkCommandPool cmd_pools[3];
  60    VkPresentModeKHR present_mode;
  61    uint32_t image_count;
  62    bool needs_linear_copy;
  63
  64    VkResult (*destroy)(struct wsi_swapchain *swapchain,
  65                        const VkAllocationCallbacks *pAllocator);
  66    VkResult (*get_images)(struct wsi_swapchain *swapchain,
  67                           uint32_t *pCount, VkImage *pSwapchainImages);
  68    VkResult (*acquire_next_image)(struct wsi_swapchain *swap_chain,
  69                                   uint64_t timeout, VkSemaphore semaphore,
  70                                   uint32_t *image_index);
  71    VkResult (*queue_present)(struct wsi_swapchain *swap_chain,
  72                              uint32_t image_index);
  73    void (*get_image_and_linear)(struct wsi_swapchain *swapchain,
  74                                 int imageIndex,
  75                                 VkImage *image,
  76                                 VkImage *linear_image);
  77 };
  78
  79 struct wsi_interface {
  80    VkResult (*get_support)(VkIcdSurfaceBase *surface,
  81                            struct wsi_device *wsi_device,
  82                            const VkAllocationCallbacks *alloc,
  83                            uint32_t queueFamilyIndex,
  84                            int local_fd,
  85                            bool can_handle_different_gpu,
  86                            VkBool32* pSupported);
  87    VkResult (*get_capabilities)(VkIcdSurfaceBase *surface,
  88                                 VkSurfaceCapabilitiesKHR* pSurfaceCapabilities);
  89    VkResult (*get_formats)(VkIcdSurfaceBase *surface,
  90                            struct wsi_device *wsi_device,
  91                            uint32_t* pSurfaceFormatCount,
  92                            VkSurfaceFormatKHR* pSurfaceFormats);
  93    VkResult (*get_present_modes)(VkIcdSurfaceBase *surface,
  94                                  uint32_t* pPresentModeCount,
  95                                  VkPresentModeKHR* pPresentModes);
  96    VkResult (*create_swapchain)(VkIcdSurfaceBase *surface,
  97                                 VkDevice device,
  98                                 struct wsi_device *wsi_device,
  99                                 int local_fd,
 100                                 const VkSwapchainCreateInfoKHR* pCreateInfo,
 101                                 const VkAllocationCallbacks* pAllocator,
 102                                 const struct wsi_image_fns *image_fns,
 103                                 struct wsi_swapchain **swapchain);
 104 };
 105
 106 #define VK_ICD_WSI_PLATFORM_MAX 5
 107
 108 struct wsi_device {
 109     struct wsi_interface *                  wsi[VK_ICD_WSI_PLATFORM_MAX];
 110 };
 111
 112 struct wsi_callbacks {
 113    void (*get_phys_device_format_properties)(VkPhysicalDevice physicalDevice,
 114                                              VkFormat format,
 115                                              VkFormatProperties *pFormatProperties);
 116 };
 117
 118 #define WSI_DEFINE_NONDISP_HANDLE_CASTS(__wsi_type, __VkType)              \
 119                                                                            \
 120    static inline struct __wsi_type *                                       \
 121    __wsi_type ## _from_handle(__VkType _handle)                            \
 122    {                                                                       \
 123       return (struct __wsi_type *)(uintptr_t) _handle;                     \
 124    }                                                                       \
 125                                                                            \
 126    static inline __VkType                                                  \
 127    __wsi_type ## _to_handle(struct __wsi_type *_obj)                       \
 128    {                                                                       \
 129       return (__VkType)(uintptr_t) _obj;                                   \
 130    }
 131
 132 WSI_DEFINE_NONDISP_HANDLE_CASTS(wsi_swapchain, VkSwapchainKHR)
 133
 134 #define ICD_DEFINE_NONDISP_HANDLE_CASTS(__VkIcdType, __VkType)             \
 135                                                                            \
 136    static inline __VkIcdType *                                             \
 137    __VkIcdType ## _from_handle(__VkType _handle)                           \
 138    {                                                                       \
 139       return (__VkIcdType *)(uintptr_t) _handle;                           \
 140    }                                                                       \
 141                                                                            \
 142    static inline __VkType                                                  \
 143    __VkIcdType ## _to_handle(__VkIcdType *_obj)                            \
 144    {                                                                       \
 145       return (__VkType)(uintptr_t) _obj;                                   \
 146    }
 147
 148 #define ICD_FROM_HANDLE(__VkIcdType, __name, __handle) \
 149    __VkIcdType *__name = __VkIcdType ## _from_handle(__handle)
 150
 151 ICD_DEFINE_NONDISP_HANDLE_CASTS(VkIcdSurfaceBase, VkSurfaceKHR)
 152
 153 VkResult wsi_x11_init_wsi(struct wsi_device *wsi_device,
 154                           const VkAllocationCallbacks *alloc);
 155 void wsi_x11_finish_wsi(struct wsi_device *wsi_device,
 156                         const VkAllocationCallbacks *alloc);
 157 VkResult wsi_wl_init_wsi(struct wsi_device *wsi_device,
 158                          const VkAllocationCallbacks *alloc,
 159                          VkPhysicalDevice physical_device,
 160                          const struct wsi_callbacks *cbs);
 161 void wsi_wl_finish_wsi(struct wsi_device *wsi_device,
 162                        const VkAllocationCallbacks *alloc);
 163
 164
 165 #endif