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      1 /*
      2  * Copyright  2021 Collabora Ltd.
      3  *
      4  * Derived from tu_wsi.c:
      5  * Copyright  2016 Red Hat
      6  * Copyright  2015 Intel Corporation
      7  *
      8  * Permission is hereby granted, free of charge, to any person obtaining a
      9  * copy of this software and associated documentation files (the "Software"),
     10  * to deal in the Software without restriction, including without limitation
     11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
     12  * and/or sell copies of the Software, and to permit persons to whom the
     13  * Software is furnished to do so, subject to the following conditions:
     14  *
     15  * The above copyright notice and this permission notice (including the next
     16  * paragraph) shall be included in all copies or substantial portions of the
     17  * Software.
     18  *
     19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     20  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     22  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     23  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
     24  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
     25  * DEALINGS IN THE SOFTWARE.
     26  */
     27 
     28 #include "panvk_private.h"
     29 
     30 #include "vk_util.h"
     31 #include "wsi_common.h"
     32 
     33 static VKAPI_PTR PFN_vkVoidFunction
     34 panvk_wsi_proc_addr(VkPhysicalDevice physicalDevice, const char *pName)
     35 {
     36    VK_FROM_HANDLE(panvk_physical_device, pdevice, physicalDevice);
     37    return vk_instance_get_proc_addr_unchecked(&pdevice->instance->vk, pName);
     38 }
     39 
     40 VkResult
     41 panvk_wsi_init(struct panvk_physical_device *physical_device)
     42 {
     43    VkResult result;
     44 
     45    result = wsi_device_init(&physical_device->wsi_device,
     46                             panvk_physical_device_to_handle(physical_device),
     47                             panvk_wsi_proc_addr,
     48                             &physical_device->instance->vk.alloc,
     49                             physical_device->master_fd, NULL,
     50                             false);
     51    if (result != VK_SUCCESS)
     52       return result;
     53 
     54    physical_device->wsi_device.supports_modifiers = false;
     55 
     56    physical_device->vk.wsi_device = &physical_device->wsi_device;
     57 
     58    return VK_SUCCESS;
     59 }
     60 
     61 void
     62 panvk_wsi_finish(struct panvk_physical_device *physical_device)
     63 {
     64    physical_device->vk.wsi_device = NULL;
     65    wsi_device_finish(&physical_device->wsi_device,
     66                      &physical_device->instance->vk.alloc);
     67 }
     68 
     69 VkResult
     70 panvk_AcquireNextImage2KHR(VkDevice _device,
     71                            const VkAcquireNextImageInfoKHR *pAcquireInfo,
     72                            uint32_t *pImageIndex)
     73 {
     74    VK_FROM_HANDLE(panvk_device, device, _device);
     75    VK_FROM_HANDLE(panvk_fence, fence, pAcquireInfo->fence);
     76    VK_FROM_HANDLE(panvk_semaphore, sem, pAcquireInfo->semaphore);
     77    struct panvk_physical_device *pdevice = device->physical_device;
     78 
     79    VkResult result =
     80       wsi_common_acquire_next_image2(&pdevice->wsi_device, _device,
     81                                      pAcquireInfo, pImageIndex);
     82 
     83    /* signal fence/semaphore - image is available immediately */
     84    if (result == VK_SUCCESS || result == VK_SUBOPTIMAL_KHR) {
     85       panvk_signal_syncobjs(device, fence ? &fence->syncobj : NULL,
     86                             sem ? &sem->syncobj : NULL);
     87    }
     88 
     89    return result;
     90 }
     91