1 /*
2 * Copyright © 2020 Raspberry Pi Ltd
3 * based on intel anv code:
4 * Copyright © 2015 Intel Corporation
5
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
15 * Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
23 * IN THE SOFTWARE.
24 */
25
26 #include "v3dv_private.h"
27 #include "drm-uapi/drm_fourcc.h"
28 #include "wsi_common_entrypoints.h"
29 #include "vk_util.h"
30 #include "wsi_common.h"
31 #include "wsi_common_drm.h"
32
33 static VKAPI_ATTR PFN_vkVoidFunction VKAPI_CALL
v3dv_wsi_proc_addr(VkPhysicalDevice physicalDevice,const char * pName)34 v3dv_wsi_proc_addr(VkPhysicalDevice physicalDevice, const char *pName)
35 {
36 V3DV_FROM_HANDLE(v3dv_physical_device, pdevice, physicalDevice);
37 return vk_instance_get_proc_addr_unchecked(pdevice->vk.instance, pName);
38 }
39
40 static bool
v3dv_wsi_can_present_on_device(VkPhysicalDevice _pdevice,int fd)41 v3dv_wsi_can_present_on_device(VkPhysicalDevice _pdevice, int fd)
42 {
43 V3DV_FROM_HANDLE(v3dv_physical_device, pdevice, _pdevice);
44
45 return wsi_common_drm_devices_equal(fd, pdevice->display_fd);
46 }
47
48 VkResult
v3dv_wsi_init(struct v3dv_physical_device * physical_device)49 v3dv_wsi_init(struct v3dv_physical_device *physical_device)
50 {
51 VkResult result;
52
53 result = wsi_device_init(&physical_device->wsi_device,
54 v3dv_physical_device_to_handle(physical_device),
55 v3dv_wsi_proc_addr,
56 &physical_device->vk.instance->alloc,
57 physical_device->master_fd, NULL, false);
58
59 if (result != VK_SUCCESS)
60 return result;
61
62 physical_device->wsi_device.supports_modifiers = true;
63 physical_device->wsi_device.can_present_on_device =
64 v3dv_wsi_can_present_on_device;
65
66 physical_device->vk.wsi_device = &physical_device->wsi_device;
67
68 return VK_SUCCESS;
69 }
70
71 void
v3dv_wsi_finish(struct v3dv_physical_device * physical_device)72 v3dv_wsi_finish(struct v3dv_physical_device *physical_device)
73 {
74 physical_device->vk.wsi_device = NULL;
75 wsi_device_finish(&physical_device->wsi_device,
76 &physical_device->vk.instance->alloc);
77 }
78
79 static void
constraint_surface_capabilities(VkSurfaceCapabilitiesKHR * caps)80 constraint_surface_capabilities(VkSurfaceCapabilitiesKHR *caps)
81 {
82 /* Our display pipeline requires that images are linear, so we cannot
83 * ensure that our swapchain images can be sampled. If we are running under
84 * a compositor in windowed mode, the DRM modifier negotiation should
85 * probably end up selecting an UIF layout for the swapchain images but it
86 * may still choose linear and send images directly for scanout if the
87 * surface is in fullscreen mode for example. If we are not running under
88 * a compositor, then we would always need them to be linear anyway.
89 */
90 caps->supportedUsageFlags &= ~VK_IMAGE_USAGE_SAMPLED_BIT;
91 }
92
93 VKAPI_ATTR VkResult VKAPI_CALL
v3dv_GetPhysicalDeviceSurfaceCapabilitiesKHR(VkPhysicalDevice physicalDevice,VkSurfaceKHR surface,VkSurfaceCapabilitiesKHR * pSurfaceCapabilities)94 v3dv_GetPhysicalDeviceSurfaceCapabilitiesKHR(
95 VkPhysicalDevice physicalDevice,
96 VkSurfaceKHR surface,
97 VkSurfaceCapabilitiesKHR* pSurfaceCapabilities)
98 {
99 VkResult result;
100 result = wsi_GetPhysicalDeviceSurfaceCapabilitiesKHR(physicalDevice,
101 surface,
102 pSurfaceCapabilities);
103 constraint_surface_capabilities(pSurfaceCapabilities);
104 return result;
105 }
106
107 VKAPI_ATTR VkResult VKAPI_CALL
v3dv_GetPhysicalDeviceSurfaceCapabilities2KHR(VkPhysicalDevice physicalDevice,const VkPhysicalDeviceSurfaceInfo2KHR * pSurfaceInfo,VkSurfaceCapabilities2KHR * pSurfaceCapabilities)108 v3dv_GetPhysicalDeviceSurfaceCapabilities2KHR(
109 VkPhysicalDevice physicalDevice,
110 const VkPhysicalDeviceSurfaceInfo2KHR* pSurfaceInfo,
111 VkSurfaceCapabilities2KHR* pSurfaceCapabilities)
112 {
113 VkResult result;
114 result = wsi_GetPhysicalDeviceSurfaceCapabilities2KHR(physicalDevice,
115 pSurfaceInfo,
116 pSurfaceCapabilities);
117 constraint_surface_capabilities(&pSurfaceCapabilities->surfaceCapabilities);
118 return result;
119 }
120
121 VKAPI_ATTR VkResult VKAPI_CALL
v3dv_CreateSwapchainKHR(VkDevice _device,const VkSwapchainCreateInfoKHR * pCreateInfo,const VkAllocationCallbacks * pAllocator,VkSwapchainKHR * pSwapchain)122 v3dv_CreateSwapchainKHR(
123 VkDevice _device,
124 const VkSwapchainCreateInfoKHR* pCreateInfo,
125 const VkAllocationCallbacks* pAllocator,
126 VkSwapchainKHR* pSwapchain)
127 {
128 V3DV_FROM_HANDLE(v3dv_device, device, _device);
129 struct v3dv_instance *instance = device->instance;
130 struct v3dv_physical_device *pdevice = &instance->physicalDevice;
131
132 ICD_FROM_HANDLE(VkIcdSurfaceBase, surface, pCreateInfo->surface);
133 VkResult result =
134 v3dv_physical_device_acquire_display(instance, pdevice, surface);
135 if (result != VK_SUCCESS)
136 return result;
137
138 return wsi_CreateSwapchainKHR(_device, pCreateInfo, pAllocator, pSwapchain);
139 }
140
141 struct v3dv_image *
v3dv_wsi_get_image_from_swapchain(VkSwapchainKHR swapchain,uint32_t index)142 v3dv_wsi_get_image_from_swapchain(VkSwapchainKHR swapchain, uint32_t index)
143 {
144 VkImage image = wsi_common_get_image(swapchain, index);
145 return v3dv_image_from_handle(image);
146 }
147