1 /*
2 * Copyright © 2021 Collabora Ltd.
3 *
4 * Derived from tu_image.c which is:
5 * Copyright © 2016 Red Hat.
6 * Copyright © 2016 Bas Nieuwenhuizen
7 * Copyright © 2015 Intel Corporation
8 *
9 * Permission is hereby granted, free of charge, to any person obtaining a
10 * copy of this software and associated documentation files (the "Software"),
11 * to deal in the Software without restriction, including without limitation
12 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
13 * and/or sell copies of the Software, and to permit persons to whom the
14 * Software is furnished to do so, subject to the following conditions:
15 *
16 * The above copyright notice and this permission notice (including the next
17 * paragraph) shall be included in all copies or substantial portions of the
18 * Software.
19 *
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
21 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
23 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
24 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
25 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
26 * DEALINGS IN THE SOFTWARE.
27 */
28
29 #include "genxml/gen_macros.h"
30 #include "panvk_private.h"
31 #include "panfrost-quirks.h"
32
33 #include "util/debug.h"
34 #include "util/u_atomic.h"
35 #include "vk_format.h"
36 #include "vk_object.h"
37 #include "vk_util.h"
38 #include "drm-uapi/drm_fourcc.h"
39
40 static enum mali_texture_dimension
panvk_view_type_to_mali_tex_dim(VkImageViewType type)41 panvk_view_type_to_mali_tex_dim(VkImageViewType type)
42 {
43 switch (type) {
44 case VK_IMAGE_VIEW_TYPE_1D:
45 case VK_IMAGE_VIEW_TYPE_1D_ARRAY:
46 return MALI_TEXTURE_DIMENSION_1D;
47 case VK_IMAGE_VIEW_TYPE_2D:
48 case VK_IMAGE_VIEW_TYPE_2D_ARRAY:
49 return MALI_TEXTURE_DIMENSION_2D;
50 case VK_IMAGE_VIEW_TYPE_3D:
51 return MALI_TEXTURE_DIMENSION_3D;
52 case VK_IMAGE_VIEW_TYPE_CUBE:
53 case VK_IMAGE_VIEW_TYPE_CUBE_ARRAY:
54 return MALI_TEXTURE_DIMENSION_CUBE;
55 default:
56 unreachable("Invalid view type");
57 }
58 }
59
60 static void
panvk_convert_swizzle(const VkComponentMapping * in,unsigned char * out)61 panvk_convert_swizzle(const VkComponentMapping *in,
62 unsigned char *out)
63 {
64 const VkComponentSwizzle *comp = &in->r;
65 for (unsigned i = 0; i < 4; i++) {
66 switch (comp[i]) {
67 case VK_COMPONENT_SWIZZLE_IDENTITY:
68 out[i] = PIPE_SWIZZLE_X + i;
69 break;
70 case VK_COMPONENT_SWIZZLE_ZERO:
71 out[i] = PIPE_SWIZZLE_0;
72 break;
73 case VK_COMPONENT_SWIZZLE_ONE:
74 out[i] = PIPE_SWIZZLE_1;
75 break;
76 case VK_COMPONENT_SWIZZLE_R:
77 out[i] = PIPE_SWIZZLE_X;
78 break;
79 case VK_COMPONENT_SWIZZLE_G:
80 out[i] = PIPE_SWIZZLE_Y;
81 break;
82 case VK_COMPONENT_SWIZZLE_B:
83 out[i] = PIPE_SWIZZLE_Z;
84 break;
85 case VK_COMPONENT_SWIZZLE_A:
86 out[i] = PIPE_SWIZZLE_W;
87 break;
88 default:
89 unreachable("Invalid swizzle");
90 }
91 }
92 }
93
94 VkResult
panvk_per_arch(CreateImageView)95 panvk_per_arch(CreateImageView)(VkDevice _device,
96 const VkImageViewCreateInfo *pCreateInfo,
97 const VkAllocationCallbacks *pAllocator,
98 VkImageView *pView)
99 {
100 VK_FROM_HANDLE(panvk_device, device, _device);
101 VK_FROM_HANDLE(panvk_image, image, pCreateInfo->image);
102 struct panvk_image_view *view;
103
104 view = vk_object_zalloc(&device->vk, pAllocator, sizeof(*view),
105 VK_OBJECT_TYPE_IMAGE_VIEW);
106 if (view == NULL)
107 return vk_error(device, VK_ERROR_OUT_OF_HOST_MEMORY);
108
109 view->pview.format = vk_format_to_pipe_format(pCreateInfo->format);
110
111 if (pCreateInfo->subresourceRange.aspectMask == VK_IMAGE_ASPECT_DEPTH_BIT)
112 view->pview.format = util_format_get_depth_only(view->pview.format);
113 else if (pCreateInfo->subresourceRange.aspectMask == VK_IMAGE_ASPECT_STENCIL_BIT)
114 view->pview.format = util_format_stencil_only(view->pview.format);
115
116 unsigned level_count =
117 pCreateInfo->subresourceRange.levelCount == VK_REMAINING_MIP_LEVELS ?
118 image->pimage.layout.nr_slices - pCreateInfo->subresourceRange.baseMipLevel :
119 pCreateInfo->subresourceRange.levelCount;
120 unsigned layer_count =
121 pCreateInfo->subresourceRange.layerCount == VK_REMAINING_ARRAY_LAYERS ?
122 image->pimage.layout.array_size - pCreateInfo->subresourceRange.baseArrayLayer :
123 pCreateInfo->subresourceRange.layerCount;
124
125 view->pview.dim = panvk_view_type_to_mali_tex_dim(pCreateInfo->viewType);
126 view->pview.first_level = pCreateInfo->subresourceRange.baseMipLevel;
127 view->pview.last_level = pCreateInfo->subresourceRange.baseMipLevel + level_count - 1;
128 view->pview.first_layer = pCreateInfo->subresourceRange.baseArrayLayer;
129 view->pview.last_layer = pCreateInfo->subresourceRange.baseArrayLayer + layer_count - 1;
130 panvk_convert_swizzle(&pCreateInfo->components, view->pview.swizzle);
131 view->pview.image = &image->pimage;
132 view->pview.nr_samples = image->pimage.layout.nr_samples;
133 view->vk_format = pCreateInfo->format;
134
135 struct panfrost_device *pdev = &device->physical_device->pdev;
136
137 if (image->usage &
138 (VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT)) {
139 unsigned bo_size =
140 GENX(panfrost_estimate_texture_payload_size)(&view->pview) +
141 pan_size(TEXTURE);
142
143 unsigned surf_descs_offset = PAN_ARCH <= 5 ? pan_size(TEXTURE) : 0;
144
145 view->bo = panfrost_bo_create(pdev, bo_size, 0, "Texture descriptor");
146
147 struct panfrost_ptr surf_descs = {
148 .cpu = view->bo->ptr.cpu + surf_descs_offset,
149 .gpu = view->bo->ptr.gpu + surf_descs_offset,
150 };
151 void *tex_desc = PAN_ARCH >= 6 ?
152 &view->descs.tex : view->bo->ptr.cpu;
153
154 STATIC_ASSERT(sizeof(view->descs.tex) >= pan_size(TEXTURE));
155 GENX(panfrost_new_texture)(pdev, &view->pview, tex_desc, &surf_descs);
156 }
157
158 *pView = panvk_image_view_to_handle(view);
159 return VK_SUCCESS;
160 }
161