src/vulkan/wsi/wsi_common_private.h

   1 /*
   2  * Copyright © 2017 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_PRIVATE_H
  24 #define WSI_COMMON_PRIVATE_H
  25
  26 #include "wsi_common.h"
  27
  28 struct wsi_image {
  29    VkImage image;
  30    VkDeviceMemory memory;
  31
  32    struct {
  33       VkBuffer buffer;
  34       VkDeviceMemory memory;
  35       VkCommandBuffer *blit_cmd_buffers;
  36    } prime;
  37
  38    uint32_t size;
  39    uint32_t offset;
  40    uint32_t row_pitch;
  41    int fd;
  42 };
  43
  44 struct wsi_swapchain {
  45    const struct wsi_device *wsi;
  46
  47    VkDevice device;
  48    VkAllocationCallbacks alloc;
  49    VkFence fences[3];
  50    VkPresentModeKHR present_mode;
  51    uint32_t image_count;
  52
  53    bool use_prime_blit;
  54
  55    /* Command pools, one per queue family */
  56    VkCommandPool *cmd_pools;
  57
  58    VkResult (*destroy)(struct wsi_swapchain *swapchain,
  59                        const VkAllocationCallbacks *pAllocator);
  60    struct wsi_image *(*get_wsi_image)(struct wsi_swapchain *swapchain,
  61                                       uint32_t image_index);
  62    VkResult (*acquire_next_image)(struct wsi_swapchain *swap_chain,
  63                                   uint64_t timeout, VkSemaphore semaphore,
  64                                   uint32_t *image_index);
  65    VkResult (*queue_present)(struct wsi_swapchain *swap_chain,
  66                              uint32_t image_index,
  67                              const VkPresentRegionKHR *damage);
  68 };
  69
  70 VkResult
  71 wsi_swapchain_init(const struct wsi_device *wsi,
  72                    struct wsi_swapchain *chain,
  73                    VkDevice device,
  74                    const VkSwapchainCreateInfoKHR *pCreateInfo,
  75                    const VkAllocationCallbacks *pAllocator);
  76
  77 void wsi_swapchain_finish(struct wsi_swapchain *chain);
  78
  79 VkResult
  80 wsi_create_native_image(const struct wsi_swapchain *chain,
  81                         const VkSwapchainCreateInfoKHR *pCreateInfo,
  82                         struct wsi_image *image);
  83
  84 VkResult
  85 wsi_create_prime_image(const struct wsi_swapchain *chain,
  86                        const VkSwapchainCreateInfoKHR *pCreateInfo,
  87                        struct wsi_image *image);
  88
  89 void
  90 wsi_destroy_image(const struct wsi_swapchain *chain,
  91                   struct wsi_image *image);
  92
  93
  94 #define WSI_DEFINE_NONDISP_HANDLE_CASTS(__wsi_type, __VkType)              \
  95                                                                            \
  96    static inline struct __wsi_type *                                       \
  97    __wsi_type ## _from_handle(__VkType _handle)                            \
  98    {                                                                       \
  99       return (struct __wsi_type *)(uintptr_t) _handle;                     \
 100    }                                                                       \
 101                                                                            \
 102    static inline __VkType                                                  \
 103    __wsi_type ## _to_handle(struct __wsi_type *_obj)                       \
 104    {                                                                       \
 105       return (__VkType)(uintptr_t) _obj;                                   \
 106    }
 107
 108 #define WSI_FROM_HANDLE(__wsi_type, __name, __handle) \
 109    struct __wsi_type *__name = __wsi_type ## _from_handle(__handle)
 110
 111 WSI_DEFINE_NONDISP_HANDLE_CASTS(wsi_swapchain, VkSwapchainKHR)
 112
 113 #endif /* WSI_COMMON_PRIVATE_H */