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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 
24 #include "anv_private.h"
25 #include "anv_measure.h"
26 #include "wsi_common.h"
27 #include "vk_util.h"
28 
29 static PFN_vkVoidFunction
anv_wsi_proc_addr(VkPhysicalDevice physicalDevice,const char * pName)30 anv_wsi_proc_addr(VkPhysicalDevice physicalDevice, const char *pName)
31 {
32    ANV_FROM_HANDLE(anv_physical_device, pdevice, physicalDevice);
33    return vk_instance_get_proc_addr_unchecked(&pdevice->instance->vk, pName);
34 }
35 
36 static void
anv_wsi_signal_semaphore_for_memory(VkDevice _device,VkSemaphore _semaphore,VkDeviceMemory _memory)37 anv_wsi_signal_semaphore_for_memory(VkDevice _device,
38                                     VkSemaphore _semaphore,
39                                     VkDeviceMemory _memory)
40 {
41    ANV_FROM_HANDLE(anv_device, device, _device);
42    ANV_FROM_HANDLE(anv_semaphore, semaphore, _semaphore);
43    ANV_FROM_HANDLE(anv_device_memory, memory, _memory);
44 
45    /* Put a BO semaphore with the image BO in the temporary.  For BO binary
46     * semaphores, we always set EXEC_OBJECT_WRITE so this creates a WaR
47     * hazard with the display engine's read to ensure that no one writes to
48     * the image before the read is complete.
49     */
50    anv_semaphore_reset_temporary(device, semaphore);
51 
52    struct anv_semaphore_impl *impl = &semaphore->temporary;
53    impl->type = ANV_SEMAPHORE_TYPE_WSI_BO;
54    impl->bo = anv_bo_ref(memory->bo);
55 }
56 
57 static void
anv_wsi_signal_fence_for_memory(VkDevice _device,VkFence _fence,VkDeviceMemory _memory)58 anv_wsi_signal_fence_for_memory(VkDevice _device,
59                                 VkFence _fence,
60                                 VkDeviceMemory _memory)
61 {
62    ANV_FROM_HANDLE(anv_device, device, _device);
63    ANV_FROM_HANDLE(anv_fence, fence, _fence);
64    ANV_FROM_HANDLE(anv_device_memory, memory, _memory);
65 
66    /* Put a BO fence with the image BO in the temporary.  For BO fences, we
67     * always just wait until the BO isn't busy and reads from the BO should
68     * count as busy.
69     */
70    anv_fence_reset_temporary(device, fence);
71 
72    struct anv_fence_impl *impl = &fence->temporary;
73    impl->type = ANV_FENCE_TYPE_WSI_BO;
74    impl->bo.bo = anv_bo_ref(memory->bo);
75    impl->bo.state = ANV_BO_FENCE_STATE_SUBMITTED;
76 }
77 
78 VkResult
anv_init_wsi(struct anv_physical_device * physical_device)79 anv_init_wsi(struct anv_physical_device *physical_device)
80 {
81    VkResult result;
82 
83    result = wsi_device_init(&physical_device->wsi_device,
84                             anv_physical_device_to_handle(physical_device),
85                             anv_wsi_proc_addr,
86                             &physical_device->instance->vk.alloc,
87                             physical_device->master_fd,
88                             &physical_device->instance->dri_options,
89                             false);
90    if (result != VK_SUCCESS)
91       return result;
92 
93    physical_device->wsi_device.supports_modifiers = true;
94    physical_device->wsi_device.signal_semaphore_for_memory =
95       anv_wsi_signal_semaphore_for_memory;
96    physical_device->wsi_device.signal_fence_for_memory =
97       anv_wsi_signal_fence_for_memory;
98 
99    physical_device->vk.wsi_device = &physical_device->wsi_device;
100 
101    return VK_SUCCESS;
102 }
103 
104 void
anv_finish_wsi(struct anv_physical_device * physical_device)105 anv_finish_wsi(struct anv_physical_device *physical_device)
106 {
107    physical_device->vk.wsi_device = NULL;
108    wsi_device_finish(&physical_device->wsi_device,
109                      &physical_device->instance->vk.alloc);
110 }
111 
anv_QueuePresentKHR(VkQueue _queue,const VkPresentInfoKHR * pPresentInfo)112 VkResult anv_QueuePresentKHR(
113     VkQueue                                  _queue,
114     const VkPresentInfoKHR*                  pPresentInfo)
115 {
116    ANV_FROM_HANDLE(anv_queue, queue, _queue);
117    struct anv_device *device = queue->device;
118 
119    if (device->debug_frame_desc) {
120       device->debug_frame_desc->frame_id++;
121       if (!device->info.has_llc) {
122          intel_clflush_range(device->debug_frame_desc,
123                            sizeof(*device->debug_frame_desc));
124       }
125    }
126 
127    if (device->has_thread_submit &&
128        pPresentInfo->waitSemaphoreCount > 0) {
129       /* Make sure all of the dependency semaphores have materialized when
130        * using a threaded submission.
131        */
132       VK_MULTIALLOC(ma);
133       VK_MULTIALLOC_DECL(&ma, uint64_t, values,
134                               pPresentInfo->waitSemaphoreCount);
135       VK_MULTIALLOC_DECL(&ma, uint32_t, syncobjs,
136                               pPresentInfo->waitSemaphoreCount);
137 
138       if (!vk_multialloc_alloc(&ma, &device->vk.alloc,
139                                VK_SYSTEM_ALLOCATION_SCOPE_COMMAND))
140          return vk_error(queue, VK_ERROR_OUT_OF_HOST_MEMORY);
141 
142       uint32_t wait_count = 0;
143       for (uint32_t i = 0; i < pPresentInfo->waitSemaphoreCount; i++) {
144          ANV_FROM_HANDLE(anv_semaphore, semaphore, pPresentInfo->pWaitSemaphores[i]);
145          struct anv_semaphore_impl *impl =
146             semaphore->temporary.type != ANV_SEMAPHORE_TYPE_NONE ?
147             &semaphore->temporary : &semaphore->permanent;
148 
149          if (impl->type == ANV_SEMAPHORE_TYPE_DUMMY)
150             continue;
151          assert(impl->type == ANV_SEMAPHORE_TYPE_DRM_SYNCOBJ);
152          syncobjs[wait_count] = impl->syncobj;
153          values[wait_count] = 0;
154          wait_count++;
155       }
156 
157       int ret = 0;
158       if (wait_count > 0) {
159          ret =
160             anv_gem_syncobj_timeline_wait(device,
161                                           syncobjs, values, wait_count,
162                                           anv_get_absolute_timeout(INT64_MAX),
163                                           true /* wait_all */,
164                                           true /* wait_materialize */);
165       }
166 
167       vk_free(&device->vk.alloc, values);
168 
169       if (ret)
170          return vk_error(queue, VK_ERROR_DEVICE_LOST);
171    }
172 
173    VkResult result = wsi_common_queue_present(&device->physical->wsi_device,
174                                               anv_device_to_handle(queue->device),
175                                               _queue, 0,
176                                               pPresentInfo);
177 
178    for (uint32_t i = 0; i < pPresentInfo->waitSemaphoreCount; i++) {
179       ANV_FROM_HANDLE(anv_semaphore, semaphore, pPresentInfo->pWaitSemaphores[i]);
180       /* From the Vulkan 1.0.53 spec:
181        *
182        *    "If the import is temporary, the implementation must restore the
183        *    semaphore to its prior permanent state after submitting the next
184        *    semaphore wait operation."
185        */
186       anv_semaphore_reset_temporary(queue->device, semaphore);
187    }
188 
189    return result;
190 }
191