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 "drm-uapi/drm_fourcc.h"
26 #include "vk_enum_defines.h"
27 #include "vk_enum_to_str.h"
28 #include "vk_format.h"
29 #include "vk_util.h"
30 
31 /*
32  * gcc-4 and earlier don't allow compound literals where a constant
33  * is required in -std=c99/gnu99 mode, so we can't use ISL_SWIZZLE()
34  * here. -std=c89/gnu89 would allow it, but we depend on c99 features
35  * so using -std=c89/gnu89 is not an option. Starting from gcc-5
36  * compound literals can also be considered constant in -std=c99/gnu99
37  * mode.
38  */
39 #define _ISL_SWIZZLE(r, g, b, a) { \
40       ISL_CHANNEL_SELECT_##r, \
41       ISL_CHANNEL_SELECT_##g, \
42       ISL_CHANNEL_SELECT_##b, \
43       ISL_CHANNEL_SELECT_##a, \
44 }
45 
46 #define RGBA _ISL_SWIZZLE(RED, GREEN, BLUE, ALPHA)
47 #define BGRA _ISL_SWIZZLE(BLUE, GREEN, RED, ALPHA)
48 #define RGB1 _ISL_SWIZZLE(RED, GREEN, BLUE, ONE)
49 
50 #define swiz_fmt1(__vk_fmt, __hw_fmt, __swizzle) \
51    [VK_ENUM_OFFSET(__vk_fmt)] = { \
52       .planes = { \
53          { .isl_format = __hw_fmt, .swizzle = __swizzle, \
54            .denominator_scales = { 1, 1, }, \
55            .aspect = VK_IMAGE_ASPECT_COLOR_BIT, \
56          }, \
57       }, \
58       .vk_format = __vk_fmt, \
59       .n_planes = 1, \
60    }
61 
62 #define fmt1(__vk_fmt, __hw_fmt) \
63    swiz_fmt1(__vk_fmt, __hw_fmt, RGBA)
64 
65 #define d_fmt(__vk_fmt, __hw_fmt) \
66    [VK_ENUM_OFFSET(__vk_fmt)] = { \
67       .planes = { \
68          { .isl_format = __hw_fmt, .swizzle = RGBA, \
69            .denominator_scales = { 1, 1, }, \
70            .aspect = VK_IMAGE_ASPECT_DEPTH_BIT, \
71          }, \
72       }, \
73       .vk_format = __vk_fmt, \
74       .n_planes = 1, \
75    }
76 
77 #define s_fmt(__vk_fmt, __hw_fmt) \
78    [VK_ENUM_OFFSET(__vk_fmt)] = { \
79       .planes = { \
80          { .isl_format = __hw_fmt, .swizzle = RGBA, \
81            .denominator_scales = { 1, 1, }, \
82            .aspect = VK_IMAGE_ASPECT_STENCIL_BIT, \
83          }, \
84       }, \
85       .vk_format = __vk_fmt, \
86       .n_planes = 1, \
87    }
88 
89 #define ds_fmt2(__vk_fmt, __fmt1, __fmt2) \
90    [VK_ENUM_OFFSET(__vk_fmt)] = { \
91       .planes = { \
92          { .isl_format = __fmt1, .swizzle = RGBA, \
93            .denominator_scales = { 1, 1, }, \
94            .aspect = VK_IMAGE_ASPECT_DEPTH_BIT, \
95          }, \
96          { .isl_format = __fmt2, .swizzle = RGBA, \
97            .denominator_scales = { 1, 1, }, \
98            .aspect = VK_IMAGE_ASPECT_STENCIL_BIT, \
99          }, \
100       }, \
101       .vk_format = __vk_fmt, \
102       .n_planes = 2, \
103    }
104 
105 #define fmt_unsupported(__vk_fmt) \
106    [VK_ENUM_OFFSET(__vk_fmt)] = { \
107       .planes = { \
108          { .isl_format = ISL_FORMAT_UNSUPPORTED, }, \
109       }, \
110       .vk_format = VK_FORMAT_UNDEFINED, \
111    }
112 
113 #define y_plane(__plane, __hw_fmt, __swizzle, __ycbcr_swizzle, dhs, dvs) \
114    { .isl_format = __hw_fmt, \
115      .swizzle = __swizzle, \
116      .ycbcr_swizzle = __ycbcr_swizzle, \
117      .denominator_scales = { dhs, dvs, }, \
118      .has_chroma = false, \
119      .aspect = VK_IMAGE_ASPECT_PLANE_0_BIT, /* Y plane is always plane 0 */ \
120    }
121 
122 #define chroma_plane(__plane, __hw_fmt, __swizzle, __ycbcr_swizzle, dhs, dvs) \
123    { .isl_format = __hw_fmt, \
124      .swizzle = __swizzle, \
125      .ycbcr_swizzle = __ycbcr_swizzle, \
126      .denominator_scales = { dhs, dvs, }, \
127      .has_chroma = true, \
128      .aspect = VK_IMAGE_ASPECT_PLANE_ ## __plane ## _BIT, \
129    }
130 
131 #define ycbcr_fmt(__vk_fmt, __n_planes, ...) \
132    [VK_ENUM_OFFSET(__vk_fmt)] = { \
133       .planes = { \
134          __VA_ARGS__, \
135       }, \
136       .vk_format = __vk_fmt, \
137       .n_planes = __n_planes, \
138       .can_ycbcr = true, \
139    }
140 
141 /* HINT: For array formats, the ISL name should match the VK name.  For
142  * packed formats, they should have the channels in reverse order from each
143  * other.  The reason for this is that, for packed formats, the ISL (and
144  * bspec) names are in LSB -> MSB order while VK formats are MSB -> LSB.
145  */
146 static const struct anv_format main_formats[] = {
147    fmt_unsupported(VK_FORMAT_UNDEFINED),
148    fmt_unsupported(VK_FORMAT_R4G4_UNORM_PACK8),
149    fmt1(VK_FORMAT_R4G4B4A4_UNORM_PACK16,             ISL_FORMAT_A4B4G4R4_UNORM),
150    swiz_fmt1(VK_FORMAT_B4G4R4A4_UNORM_PACK16,        ISL_FORMAT_A4B4G4R4_UNORM,  BGRA),
151    fmt1(VK_FORMAT_R5G6B5_UNORM_PACK16,               ISL_FORMAT_B5G6R5_UNORM),
152    fmt_unsupported(VK_FORMAT_B5G6R5_UNORM_PACK16),
153    fmt1(VK_FORMAT_R5G5B5A1_UNORM_PACK16,             ISL_FORMAT_A1B5G5R5_UNORM),
154    fmt_unsupported(VK_FORMAT_B5G5R5A1_UNORM_PACK16),
155    fmt1(VK_FORMAT_A1R5G5B5_UNORM_PACK16,             ISL_FORMAT_B5G5R5A1_UNORM),
156    fmt1(VK_FORMAT_R8_UNORM,                          ISL_FORMAT_R8_UNORM),
157    fmt1(VK_FORMAT_R8_SNORM,                          ISL_FORMAT_R8_SNORM),
158    fmt1(VK_FORMAT_R8_USCALED,                        ISL_FORMAT_R8_USCALED),
159    fmt1(VK_FORMAT_R8_SSCALED,                        ISL_FORMAT_R8_SSCALED),
160    fmt1(VK_FORMAT_R8_UINT,                           ISL_FORMAT_R8_UINT),
161    fmt1(VK_FORMAT_R8_SINT,                           ISL_FORMAT_R8_SINT),
162    swiz_fmt1(VK_FORMAT_R8_SRGB,                      ISL_FORMAT_L8_UNORM_SRGB,
163                                                      _ISL_SWIZZLE(RED, ZERO, ZERO, ONE)),
164    fmt1(VK_FORMAT_R8G8_UNORM,                        ISL_FORMAT_R8G8_UNORM),
165    fmt1(VK_FORMAT_R8G8_SNORM,                        ISL_FORMAT_R8G8_SNORM),
166    fmt1(VK_FORMAT_R8G8_USCALED,                      ISL_FORMAT_R8G8_USCALED),
167    fmt1(VK_FORMAT_R8G8_SSCALED,                      ISL_FORMAT_R8G8_SSCALED),
168    fmt1(VK_FORMAT_R8G8_UINT,                         ISL_FORMAT_R8G8_UINT),
169    fmt1(VK_FORMAT_R8G8_SINT,                         ISL_FORMAT_R8G8_SINT),
170    fmt_unsupported(VK_FORMAT_R8G8_SRGB),             /* L8A8_UNORM_SRGB */
171    fmt1(VK_FORMAT_R8G8B8_UNORM,                      ISL_FORMAT_R8G8B8_UNORM),
172    fmt1(VK_FORMAT_R8G8B8_SNORM,                      ISL_FORMAT_R8G8B8_SNORM),
173    fmt1(VK_FORMAT_R8G8B8_USCALED,                    ISL_FORMAT_R8G8B8_USCALED),
174    fmt1(VK_FORMAT_R8G8B8_SSCALED,                    ISL_FORMAT_R8G8B8_SSCALED),
175    fmt1(VK_FORMAT_R8G8B8_UINT,                       ISL_FORMAT_R8G8B8_UINT),
176    fmt1(VK_FORMAT_R8G8B8_SINT,                       ISL_FORMAT_R8G8B8_SINT),
177    fmt1(VK_FORMAT_R8G8B8_SRGB,                       ISL_FORMAT_R8G8B8_UNORM_SRGB),
178    fmt1(VK_FORMAT_R8G8B8A8_UNORM,                    ISL_FORMAT_R8G8B8A8_UNORM),
179    fmt1(VK_FORMAT_R8G8B8A8_SNORM,                    ISL_FORMAT_R8G8B8A8_SNORM),
180    fmt1(VK_FORMAT_R8G8B8A8_USCALED,                  ISL_FORMAT_R8G8B8A8_USCALED),
181    fmt1(VK_FORMAT_R8G8B8A8_SSCALED,                  ISL_FORMAT_R8G8B8A8_SSCALED),
182    fmt1(VK_FORMAT_R8G8B8A8_UINT,                     ISL_FORMAT_R8G8B8A8_UINT),
183    fmt1(VK_FORMAT_R8G8B8A8_SINT,                     ISL_FORMAT_R8G8B8A8_SINT),
184    fmt1(VK_FORMAT_R8G8B8A8_SRGB,                     ISL_FORMAT_R8G8B8A8_UNORM_SRGB),
185    fmt1(VK_FORMAT_A8B8G8R8_UNORM_PACK32,             ISL_FORMAT_R8G8B8A8_UNORM),
186    fmt1(VK_FORMAT_A8B8G8R8_SNORM_PACK32,             ISL_FORMAT_R8G8B8A8_SNORM),
187    fmt1(VK_FORMAT_A8B8G8R8_USCALED_PACK32,           ISL_FORMAT_R8G8B8A8_USCALED),
188    fmt1(VK_FORMAT_A8B8G8R8_SSCALED_PACK32,           ISL_FORMAT_R8G8B8A8_SSCALED),
189    fmt1(VK_FORMAT_A8B8G8R8_UINT_PACK32,              ISL_FORMAT_R8G8B8A8_UINT),
190    fmt1(VK_FORMAT_A8B8G8R8_SINT_PACK32,              ISL_FORMAT_R8G8B8A8_SINT),
191    fmt1(VK_FORMAT_A8B8G8R8_SRGB_PACK32,              ISL_FORMAT_R8G8B8A8_UNORM_SRGB),
192    fmt1(VK_FORMAT_A2R10G10B10_UNORM_PACK32,          ISL_FORMAT_B10G10R10A2_UNORM),
193    fmt1(VK_FORMAT_A2R10G10B10_SNORM_PACK32,          ISL_FORMAT_B10G10R10A2_SNORM),
194    fmt1(VK_FORMAT_A2R10G10B10_USCALED_PACK32,        ISL_FORMAT_B10G10R10A2_USCALED),
195    fmt1(VK_FORMAT_A2R10G10B10_SSCALED_PACK32,        ISL_FORMAT_B10G10R10A2_SSCALED),
196    fmt1(VK_FORMAT_A2R10G10B10_UINT_PACK32,           ISL_FORMAT_B10G10R10A2_UINT),
197    fmt1(VK_FORMAT_A2R10G10B10_SINT_PACK32,           ISL_FORMAT_B10G10R10A2_SINT),
198    fmt1(VK_FORMAT_A2B10G10R10_UNORM_PACK32,          ISL_FORMAT_R10G10B10A2_UNORM),
199    fmt1(VK_FORMAT_A2B10G10R10_SNORM_PACK32,          ISL_FORMAT_R10G10B10A2_SNORM),
200    fmt1(VK_FORMAT_A2B10G10R10_USCALED_PACK32,        ISL_FORMAT_R10G10B10A2_USCALED),
201    fmt1(VK_FORMAT_A2B10G10R10_SSCALED_PACK32,        ISL_FORMAT_R10G10B10A2_SSCALED),
202    fmt1(VK_FORMAT_A2B10G10R10_UINT_PACK32,           ISL_FORMAT_R10G10B10A2_UINT),
203    fmt1(VK_FORMAT_A2B10G10R10_SINT_PACK32,           ISL_FORMAT_R10G10B10A2_SINT),
204    fmt1(VK_FORMAT_R16_UNORM,                         ISL_FORMAT_R16_UNORM),
205    fmt1(VK_FORMAT_R16_SNORM,                         ISL_FORMAT_R16_SNORM),
206    fmt1(VK_FORMAT_R16_USCALED,                       ISL_FORMAT_R16_USCALED),
207    fmt1(VK_FORMAT_R16_SSCALED,                       ISL_FORMAT_R16_SSCALED),
208    fmt1(VK_FORMAT_R16_UINT,                          ISL_FORMAT_R16_UINT),
209    fmt1(VK_FORMAT_R16_SINT,                          ISL_FORMAT_R16_SINT),
210    fmt1(VK_FORMAT_R16_SFLOAT,                        ISL_FORMAT_R16_FLOAT),
211    fmt1(VK_FORMAT_R16G16_UNORM,                      ISL_FORMAT_R16G16_UNORM),
212    fmt1(VK_FORMAT_R16G16_SNORM,                      ISL_FORMAT_R16G16_SNORM),
213    fmt1(VK_FORMAT_R16G16_USCALED,                    ISL_FORMAT_R16G16_USCALED),
214    fmt1(VK_FORMAT_R16G16_SSCALED,                    ISL_FORMAT_R16G16_SSCALED),
215    fmt1(VK_FORMAT_R16G16_UINT,                       ISL_FORMAT_R16G16_UINT),
216    fmt1(VK_FORMAT_R16G16_SINT,                       ISL_FORMAT_R16G16_SINT),
217    fmt1(VK_FORMAT_R16G16_SFLOAT,                     ISL_FORMAT_R16G16_FLOAT),
218    fmt1(VK_FORMAT_R16G16B16_UNORM,                   ISL_FORMAT_R16G16B16_UNORM),
219    fmt1(VK_FORMAT_R16G16B16_SNORM,                   ISL_FORMAT_R16G16B16_SNORM),
220    fmt1(VK_FORMAT_R16G16B16_USCALED,                 ISL_FORMAT_R16G16B16_USCALED),
221    fmt1(VK_FORMAT_R16G16B16_SSCALED,                 ISL_FORMAT_R16G16B16_SSCALED),
222    fmt1(VK_FORMAT_R16G16B16_UINT,                    ISL_FORMAT_R16G16B16_UINT),
223    fmt1(VK_FORMAT_R16G16B16_SINT,                    ISL_FORMAT_R16G16B16_SINT),
224    fmt1(VK_FORMAT_R16G16B16_SFLOAT,                  ISL_FORMAT_R16G16B16_FLOAT),
225    fmt1(VK_FORMAT_R16G16B16A16_UNORM,                ISL_FORMAT_R16G16B16A16_UNORM),
226    fmt1(VK_FORMAT_R16G16B16A16_SNORM,                ISL_FORMAT_R16G16B16A16_SNORM),
227    fmt1(VK_FORMAT_R16G16B16A16_USCALED,              ISL_FORMAT_R16G16B16A16_USCALED),
228    fmt1(VK_FORMAT_R16G16B16A16_SSCALED,              ISL_FORMAT_R16G16B16A16_SSCALED),
229    fmt1(VK_FORMAT_R16G16B16A16_UINT,                 ISL_FORMAT_R16G16B16A16_UINT),
230    fmt1(VK_FORMAT_R16G16B16A16_SINT,                 ISL_FORMAT_R16G16B16A16_SINT),
231    fmt1(VK_FORMAT_R16G16B16A16_SFLOAT,               ISL_FORMAT_R16G16B16A16_FLOAT),
232    fmt1(VK_FORMAT_R32_UINT,                          ISL_FORMAT_R32_UINT),
233    fmt1(VK_FORMAT_R32_SINT,                          ISL_FORMAT_R32_SINT),
234    fmt1(VK_FORMAT_R32_SFLOAT,                        ISL_FORMAT_R32_FLOAT),
235    fmt1(VK_FORMAT_R32G32_UINT,                       ISL_FORMAT_R32G32_UINT),
236    fmt1(VK_FORMAT_R32G32_SINT,                       ISL_FORMAT_R32G32_SINT),
237    fmt1(VK_FORMAT_R32G32_SFLOAT,                     ISL_FORMAT_R32G32_FLOAT),
238    fmt1(VK_FORMAT_R32G32B32_UINT,                    ISL_FORMAT_R32G32B32_UINT),
239    fmt1(VK_FORMAT_R32G32B32_SINT,                    ISL_FORMAT_R32G32B32_SINT),
240    fmt1(VK_FORMAT_R32G32B32_SFLOAT,                  ISL_FORMAT_R32G32B32_FLOAT),
241    fmt1(VK_FORMAT_R32G32B32A32_UINT,                 ISL_FORMAT_R32G32B32A32_UINT),
242    fmt1(VK_FORMAT_R32G32B32A32_SINT,                 ISL_FORMAT_R32G32B32A32_SINT),
243    fmt1(VK_FORMAT_R32G32B32A32_SFLOAT,               ISL_FORMAT_R32G32B32A32_FLOAT),
244    fmt1(VK_FORMAT_R64_UINT,                          ISL_FORMAT_R64_PASSTHRU),
245    fmt1(VK_FORMAT_R64_SINT,                          ISL_FORMAT_R64_PASSTHRU),
246    fmt1(VK_FORMAT_R64_SFLOAT,                        ISL_FORMAT_R64_PASSTHRU),
247    fmt1(VK_FORMAT_R64G64_UINT,                       ISL_FORMAT_R64G64_PASSTHRU),
248    fmt1(VK_FORMAT_R64G64_SINT,                       ISL_FORMAT_R64G64_PASSTHRU),
249    fmt1(VK_FORMAT_R64G64_SFLOAT,                     ISL_FORMAT_R64G64_PASSTHRU),
250    fmt1(VK_FORMAT_R64G64B64_UINT,                    ISL_FORMAT_R64G64B64_PASSTHRU),
251    fmt1(VK_FORMAT_R64G64B64_SINT,                    ISL_FORMAT_R64G64B64_PASSTHRU),
252    fmt1(VK_FORMAT_R64G64B64_SFLOAT,                  ISL_FORMAT_R64G64B64_PASSTHRU),
253    fmt1(VK_FORMAT_R64G64B64A64_UINT,                 ISL_FORMAT_R64G64B64A64_PASSTHRU),
254    fmt1(VK_FORMAT_R64G64B64A64_SINT,                 ISL_FORMAT_R64G64B64A64_PASSTHRU),
255    fmt1(VK_FORMAT_R64G64B64A64_SFLOAT,               ISL_FORMAT_R64G64B64A64_PASSTHRU),
256    fmt1(VK_FORMAT_B10G11R11_UFLOAT_PACK32,           ISL_FORMAT_R11G11B10_FLOAT),
257    fmt1(VK_FORMAT_E5B9G9R9_UFLOAT_PACK32,            ISL_FORMAT_R9G9B9E5_SHAREDEXP),
258 
259    d_fmt(VK_FORMAT_D16_UNORM,                        ISL_FORMAT_R16_UNORM),
260    d_fmt(VK_FORMAT_X8_D24_UNORM_PACK32,              ISL_FORMAT_R24_UNORM_X8_TYPELESS),
261    d_fmt(VK_FORMAT_D32_SFLOAT,                       ISL_FORMAT_R32_FLOAT),
262    s_fmt(VK_FORMAT_S8_UINT,                          ISL_FORMAT_R8_UINT),
263    fmt_unsupported(VK_FORMAT_D16_UNORM_S8_UINT),
264    ds_fmt2(VK_FORMAT_D24_UNORM_S8_UINT,              ISL_FORMAT_R24_UNORM_X8_TYPELESS, ISL_FORMAT_R8_UINT),
265    ds_fmt2(VK_FORMAT_D32_SFLOAT_S8_UINT,             ISL_FORMAT_R32_FLOAT, ISL_FORMAT_R8_UINT),
266 
267    swiz_fmt1(VK_FORMAT_BC1_RGB_UNORM_BLOCK,          ISL_FORMAT_BC1_UNORM, RGB1),
268    swiz_fmt1(VK_FORMAT_BC1_RGB_SRGB_BLOCK,           ISL_FORMAT_BC1_UNORM_SRGB, RGB1),
269    fmt1(VK_FORMAT_BC1_RGBA_UNORM_BLOCK,              ISL_FORMAT_BC1_UNORM),
270    fmt1(VK_FORMAT_BC1_RGBA_SRGB_BLOCK,               ISL_FORMAT_BC1_UNORM_SRGB),
271    fmt1(VK_FORMAT_BC2_UNORM_BLOCK,                   ISL_FORMAT_BC2_UNORM),
272    fmt1(VK_FORMAT_BC2_SRGB_BLOCK,                    ISL_FORMAT_BC2_UNORM_SRGB),
273    fmt1(VK_FORMAT_BC3_UNORM_BLOCK,                   ISL_FORMAT_BC3_UNORM),
274    fmt1(VK_FORMAT_BC3_SRGB_BLOCK,                    ISL_FORMAT_BC3_UNORM_SRGB),
275    fmt1(VK_FORMAT_BC4_UNORM_BLOCK,                   ISL_FORMAT_BC4_UNORM),
276    fmt1(VK_FORMAT_BC4_SNORM_BLOCK,                   ISL_FORMAT_BC4_SNORM),
277    fmt1(VK_FORMAT_BC5_UNORM_BLOCK,                   ISL_FORMAT_BC5_UNORM),
278    fmt1(VK_FORMAT_BC5_SNORM_BLOCK,                   ISL_FORMAT_BC5_SNORM),
279    fmt1(VK_FORMAT_BC6H_UFLOAT_BLOCK,                 ISL_FORMAT_BC6H_UF16),
280    fmt1(VK_FORMAT_BC6H_SFLOAT_BLOCK,                 ISL_FORMAT_BC6H_SF16),
281    fmt1(VK_FORMAT_BC7_UNORM_BLOCK,                   ISL_FORMAT_BC7_UNORM),
282    fmt1(VK_FORMAT_BC7_SRGB_BLOCK,                    ISL_FORMAT_BC7_UNORM_SRGB),
283    fmt1(VK_FORMAT_ETC2_R8G8B8_UNORM_BLOCK,           ISL_FORMAT_ETC2_RGB8),
284    fmt1(VK_FORMAT_ETC2_R8G8B8_SRGB_BLOCK,            ISL_FORMAT_ETC2_SRGB8),
285    fmt1(VK_FORMAT_ETC2_R8G8B8A1_UNORM_BLOCK,         ISL_FORMAT_ETC2_RGB8_PTA),
286    fmt1(VK_FORMAT_ETC2_R8G8B8A1_SRGB_BLOCK,          ISL_FORMAT_ETC2_SRGB8_PTA),
287    fmt1(VK_FORMAT_ETC2_R8G8B8A8_UNORM_BLOCK,         ISL_FORMAT_ETC2_EAC_RGBA8),
288    fmt1(VK_FORMAT_ETC2_R8G8B8A8_SRGB_BLOCK,          ISL_FORMAT_ETC2_EAC_SRGB8_A8),
289    fmt1(VK_FORMAT_EAC_R11_UNORM_BLOCK,               ISL_FORMAT_EAC_R11),
290    fmt1(VK_FORMAT_EAC_R11_SNORM_BLOCK,               ISL_FORMAT_EAC_SIGNED_R11),
291    fmt1(VK_FORMAT_EAC_R11G11_UNORM_BLOCK,            ISL_FORMAT_EAC_RG11),
292    fmt1(VK_FORMAT_EAC_R11G11_SNORM_BLOCK,            ISL_FORMAT_EAC_SIGNED_RG11),
293    fmt1(VK_FORMAT_ASTC_4x4_SRGB_BLOCK,               ISL_FORMAT_ASTC_LDR_2D_4X4_U8SRGB),
294    fmt1(VK_FORMAT_ASTC_5x4_SRGB_BLOCK,               ISL_FORMAT_ASTC_LDR_2D_5X4_U8SRGB),
295    fmt1(VK_FORMAT_ASTC_5x5_SRGB_BLOCK,               ISL_FORMAT_ASTC_LDR_2D_5X5_U8SRGB),
296    fmt1(VK_FORMAT_ASTC_6x5_SRGB_BLOCK,               ISL_FORMAT_ASTC_LDR_2D_6X5_U8SRGB),
297    fmt1(VK_FORMAT_ASTC_6x6_SRGB_BLOCK,               ISL_FORMAT_ASTC_LDR_2D_6X6_U8SRGB),
298    fmt1(VK_FORMAT_ASTC_8x5_SRGB_BLOCK,               ISL_FORMAT_ASTC_LDR_2D_8X5_U8SRGB),
299    fmt1(VK_FORMAT_ASTC_8x6_SRGB_BLOCK,               ISL_FORMAT_ASTC_LDR_2D_8X6_U8SRGB),
300    fmt1(VK_FORMAT_ASTC_8x8_SRGB_BLOCK,               ISL_FORMAT_ASTC_LDR_2D_8X8_U8SRGB),
301    fmt1(VK_FORMAT_ASTC_10x5_SRGB_BLOCK,              ISL_FORMAT_ASTC_LDR_2D_10X5_U8SRGB),
302    fmt1(VK_FORMAT_ASTC_10x6_SRGB_BLOCK,              ISL_FORMAT_ASTC_LDR_2D_10X6_U8SRGB),
303    fmt1(VK_FORMAT_ASTC_10x8_SRGB_BLOCK,              ISL_FORMAT_ASTC_LDR_2D_10X8_U8SRGB),
304    fmt1(VK_FORMAT_ASTC_10x10_SRGB_BLOCK,             ISL_FORMAT_ASTC_LDR_2D_10X10_U8SRGB),
305    fmt1(VK_FORMAT_ASTC_12x10_SRGB_BLOCK,             ISL_FORMAT_ASTC_LDR_2D_12X10_U8SRGB),
306    fmt1(VK_FORMAT_ASTC_12x12_SRGB_BLOCK,             ISL_FORMAT_ASTC_LDR_2D_12X12_U8SRGB),
307    fmt1(VK_FORMAT_ASTC_4x4_UNORM_BLOCK,              ISL_FORMAT_ASTC_LDR_2D_4X4_FLT16),
308    fmt1(VK_FORMAT_ASTC_5x4_UNORM_BLOCK,              ISL_FORMAT_ASTC_LDR_2D_5X4_FLT16),
309    fmt1(VK_FORMAT_ASTC_5x5_UNORM_BLOCK,              ISL_FORMAT_ASTC_LDR_2D_5X5_FLT16),
310    fmt1(VK_FORMAT_ASTC_6x5_UNORM_BLOCK,              ISL_FORMAT_ASTC_LDR_2D_6X5_FLT16),
311    fmt1(VK_FORMAT_ASTC_6x6_UNORM_BLOCK,              ISL_FORMAT_ASTC_LDR_2D_6X6_FLT16),
312    fmt1(VK_FORMAT_ASTC_8x5_UNORM_BLOCK,              ISL_FORMAT_ASTC_LDR_2D_8X5_FLT16),
313    fmt1(VK_FORMAT_ASTC_8x6_UNORM_BLOCK,              ISL_FORMAT_ASTC_LDR_2D_8X6_FLT16),
314    fmt1(VK_FORMAT_ASTC_8x8_UNORM_BLOCK,              ISL_FORMAT_ASTC_LDR_2D_8X8_FLT16),
315    fmt1(VK_FORMAT_ASTC_10x5_UNORM_BLOCK,             ISL_FORMAT_ASTC_LDR_2D_10X5_FLT16),
316    fmt1(VK_FORMAT_ASTC_10x6_UNORM_BLOCK,             ISL_FORMAT_ASTC_LDR_2D_10X6_FLT16),
317    fmt1(VK_FORMAT_ASTC_10x8_UNORM_BLOCK,             ISL_FORMAT_ASTC_LDR_2D_10X8_FLT16),
318    fmt1(VK_FORMAT_ASTC_10x10_UNORM_BLOCK,            ISL_FORMAT_ASTC_LDR_2D_10X10_FLT16),
319    fmt1(VK_FORMAT_ASTC_12x10_UNORM_BLOCK,            ISL_FORMAT_ASTC_LDR_2D_12X10_FLT16),
320    fmt1(VK_FORMAT_ASTC_12x12_UNORM_BLOCK,            ISL_FORMAT_ASTC_LDR_2D_12X12_FLT16),
321    fmt_unsupported(VK_FORMAT_B8G8R8_UNORM),
322    fmt_unsupported(VK_FORMAT_B8G8R8_SNORM),
323    fmt_unsupported(VK_FORMAT_B8G8R8_USCALED),
324    fmt_unsupported(VK_FORMAT_B8G8R8_SSCALED),
325    fmt_unsupported(VK_FORMAT_B8G8R8_UINT),
326    fmt_unsupported(VK_FORMAT_B8G8R8_SINT),
327    fmt_unsupported(VK_FORMAT_B8G8R8_SRGB),
328    fmt1(VK_FORMAT_B8G8R8A8_UNORM,                    ISL_FORMAT_B8G8R8A8_UNORM),
329    fmt_unsupported(VK_FORMAT_B8G8R8A8_SNORM),
330    fmt_unsupported(VK_FORMAT_B8G8R8A8_USCALED),
331    fmt_unsupported(VK_FORMAT_B8G8R8A8_SSCALED),
332    fmt_unsupported(VK_FORMAT_B8G8R8A8_UINT),
333    fmt_unsupported(VK_FORMAT_B8G8R8A8_SINT),
334    fmt1(VK_FORMAT_B8G8R8A8_SRGB,                     ISL_FORMAT_B8G8R8A8_UNORM_SRGB),
335 };
336 
337 static const struct anv_format _4444_formats[] = {
338    fmt1(VK_FORMAT_A4R4G4B4_UNORM_PACK16_EXT, ISL_FORMAT_B4G4R4A4_UNORM),
339    fmt_unsupported(VK_FORMAT_A4B4G4R4_UNORM_PACK16_EXT),
340 };
341 
342 static const struct anv_format ycbcr_formats[] = {
343    ycbcr_fmt(VK_FORMAT_G8B8G8R8_422_UNORM, 1,
344              y_plane(0, ISL_FORMAT_YCRCB_SWAPUV, RGBA, _ISL_SWIZZLE(BLUE, GREEN, RED, ZERO), 1, 1)),
345    ycbcr_fmt(VK_FORMAT_B8G8R8G8_422_UNORM, 1,
346              y_plane(0, ISL_FORMAT_YCRCB_SWAPUVY, RGBA, _ISL_SWIZZLE(BLUE, GREEN, RED, ZERO), 1, 1)),
347    ycbcr_fmt(VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM, 3,
348              y_plane(0, ISL_FORMAT_R8_UNORM, RGBA, _ISL_SWIZZLE(GREEN, ZERO, ZERO, ZERO), 1, 1),
349              chroma_plane(1, ISL_FORMAT_R8_UNORM, RGBA, _ISL_SWIZZLE(BLUE, ZERO, ZERO, ZERO), 2, 2),
350              chroma_plane(2, ISL_FORMAT_R8_UNORM, RGBA, _ISL_SWIZZLE(RED, ZERO, ZERO, ZERO), 2, 2)),
351    ycbcr_fmt(VK_FORMAT_G8_B8R8_2PLANE_420_UNORM, 2,
352              y_plane(0, ISL_FORMAT_R8_UNORM, RGBA, _ISL_SWIZZLE(GREEN, ZERO, ZERO, ZERO), 1, 1),
353              chroma_plane(1, ISL_FORMAT_R8G8_UNORM, RGBA, _ISL_SWIZZLE(BLUE, RED, ZERO, ZERO), 2, 2)),
354    ycbcr_fmt(VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM, 3,
355              y_plane(0, ISL_FORMAT_R8_UNORM, RGBA, _ISL_SWIZZLE(GREEN, ZERO, ZERO, ZERO), 1, 1),
356              chroma_plane(1, ISL_FORMAT_R8_UNORM, RGBA, _ISL_SWIZZLE(BLUE, ZERO, ZERO, ZERO), 2, 1),
357              chroma_plane(2, ISL_FORMAT_R8_UNORM, RGBA, _ISL_SWIZZLE(RED, ZERO, ZERO, ZERO), 2, 1)),
358    ycbcr_fmt(VK_FORMAT_G8_B8R8_2PLANE_422_UNORM, 2,
359              y_plane(0, ISL_FORMAT_R8_UNORM, RGBA, _ISL_SWIZZLE(GREEN, ZERO, ZERO, ZERO), 1, 1),
360              chroma_plane(1, ISL_FORMAT_R8G8_UNORM, RGBA, _ISL_SWIZZLE(BLUE, RED, ZERO, ZERO), 2, 1)),
361    ycbcr_fmt(VK_FORMAT_G8_B8_R8_3PLANE_444_UNORM, 3,
362              y_plane(0, ISL_FORMAT_R8_UNORM, RGBA, _ISL_SWIZZLE(GREEN, ZERO, ZERO, ZERO), 1, 1),
363              chroma_plane(1, ISL_FORMAT_R8_UNORM, RGBA, _ISL_SWIZZLE(BLUE, ZERO, ZERO, ZERO), 1, 1),
364              chroma_plane(2, ISL_FORMAT_R8_UNORM, RGBA, _ISL_SWIZZLE(RED, ZERO, ZERO, ZERO), 1, 1)),
365 
366    fmt_unsupported(VK_FORMAT_R10X6_UNORM_PACK16),
367    fmt_unsupported(VK_FORMAT_R10X6G10X6_UNORM_2PACK16),
368    fmt_unsupported(VK_FORMAT_R10X6G10X6B10X6A10X6_UNORM_4PACK16),
369    fmt_unsupported(VK_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16),
370    fmt_unsupported(VK_FORMAT_B10X6G10X6R10X6G10X6_422_UNORM_4PACK16),
371    fmt_unsupported(VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_420_UNORM_3PACK16),
372    fmt_unsupported(VK_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16),
373    fmt_unsupported(VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_422_UNORM_3PACK16),
374    fmt_unsupported(VK_FORMAT_G10X6_B10X6R10X6_2PLANE_422_UNORM_3PACK16),
375    fmt_unsupported(VK_FORMAT_G10X6_B10X6_R10X6_3PLANE_444_UNORM_3PACK16),
376    fmt_unsupported(VK_FORMAT_R12X4_UNORM_PACK16),
377    fmt_unsupported(VK_FORMAT_R12X4G12X4_UNORM_2PACK16),
378    fmt_unsupported(VK_FORMAT_R12X4G12X4B12X4A12X4_UNORM_4PACK16),
379    fmt_unsupported(VK_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16),
380    fmt_unsupported(VK_FORMAT_B12X4G12X4R12X4G12X4_422_UNORM_4PACK16),
381    fmt_unsupported(VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_420_UNORM_3PACK16),
382    fmt_unsupported(VK_FORMAT_G12X4_B12X4R12X4_2PLANE_420_UNORM_3PACK16),
383    fmt_unsupported(VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_422_UNORM_3PACK16),
384    fmt_unsupported(VK_FORMAT_G12X4_B12X4R12X4_2PLANE_422_UNORM_3PACK16),
385    fmt_unsupported(VK_FORMAT_G12X4_B12X4_R12X4_3PLANE_444_UNORM_3PACK16),
386    /* TODO: it is possible to enable the following 2 formats, but that
387     * requires further refactoring of how we handle multiplanar formats.
388     */
389    fmt_unsupported(VK_FORMAT_G16B16G16R16_422_UNORM),
390    fmt_unsupported(VK_FORMAT_B16G16R16G16_422_UNORM),
391 
392    ycbcr_fmt(VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM, 3,
393              y_plane(0, ISL_FORMAT_R16_UNORM, RGBA, _ISL_SWIZZLE(GREEN, ZERO, ZERO, ZERO), 1, 1),
394              chroma_plane(1, ISL_FORMAT_R16_UNORM, RGBA, _ISL_SWIZZLE(BLUE, ZERO, ZERO, ZERO), 2, 2),
395              chroma_plane(2, ISL_FORMAT_R16_UNORM, RGBA, _ISL_SWIZZLE(RED, ZERO, ZERO, ZERO), 2, 2)),
396    ycbcr_fmt(VK_FORMAT_G16_B16R16_2PLANE_420_UNORM, 2,
397              y_plane(0, ISL_FORMAT_R16_UNORM, RGBA, _ISL_SWIZZLE(GREEN, ZERO, ZERO, ZERO), 1, 1),
398              chroma_plane(1, ISL_FORMAT_R16G16_UNORM, RGBA, _ISL_SWIZZLE(BLUE, RED, ZERO, ZERO), 2, 2)),
399    ycbcr_fmt(VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM, 3,
400              y_plane(0, ISL_FORMAT_R16_UNORM, RGBA, _ISL_SWIZZLE(GREEN, ZERO, ZERO, ZERO), 1, 1),
401              chroma_plane(1, ISL_FORMAT_R16_UNORM, RGBA, _ISL_SWIZZLE(BLUE, ZERO, ZERO, ZERO), 2, 1),
402              chroma_plane(2, ISL_FORMAT_R16_UNORM, RGBA, _ISL_SWIZZLE(RED, ZERO, ZERO, ZERO), 2, 1)),
403    ycbcr_fmt(VK_FORMAT_G16_B16R16_2PLANE_422_UNORM, 2,
404              y_plane(0, ISL_FORMAT_R16_UNORM, RGBA, _ISL_SWIZZLE(GREEN, ZERO, ZERO, ZERO), 1, 1),
405              chroma_plane(1, ISL_FORMAT_R16G16_UNORM, RGBA, _ISL_SWIZZLE(BLUE, RED, ZERO, ZERO), 2, 1)),
406    ycbcr_fmt(VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM, 3,
407              y_plane(0, ISL_FORMAT_R16_UNORM, RGBA, _ISL_SWIZZLE(GREEN, ZERO, ZERO, ZERO), 1, 1),
408              chroma_plane(1, ISL_FORMAT_R16_UNORM, RGBA, _ISL_SWIZZLE(BLUE, ZERO, ZERO, ZERO), 1, 1),
409              chroma_plane(2, ISL_FORMAT_R16_UNORM, RGBA, _ISL_SWIZZLE(RED, ZERO, ZERO, ZERO), 1, 1)),
410 };
411 
412 #undef _fmt
413 #undef swiz_fmt1
414 #undef fmt1
415 #undef fmt
416 
417 static const struct {
418    const struct anv_format *formats;
419    uint32_t n_formats;
420 } anv_formats[] = {
421    [0]                                       = { .formats = main_formats,
422                                                  .n_formats = ARRAY_SIZE(main_formats), },
423    [_VK_EXT_4444_formats_number]             = { .formats = _4444_formats,
424                                                  .n_formats = ARRAY_SIZE(_4444_formats), },
425    [_VK_KHR_sampler_ycbcr_conversion_number] = { .formats = ycbcr_formats,
426                                                  .n_formats = ARRAY_SIZE(ycbcr_formats), },
427 };
428 
429 const struct anv_format *
anv_get_format(VkFormat vk_format)430 anv_get_format(VkFormat vk_format)
431 {
432    uint32_t enum_offset = VK_ENUM_OFFSET(vk_format);
433    uint32_t ext_number = VK_ENUM_EXTENSION(vk_format);
434 
435    if (ext_number >= ARRAY_SIZE(anv_formats) ||
436        enum_offset >= anv_formats[ext_number].n_formats)
437       return NULL;
438 
439    const struct anv_format *format =
440       &anv_formats[ext_number].formats[enum_offset];
441    if (format->planes[0].isl_format == ISL_FORMAT_UNSUPPORTED)
442       return NULL;
443 
444    return format;
445 }
446 
447 /** Return true if any format plane has non-power-of-two bits-per-block. */
448 static bool
anv_format_has_npot_plane(const struct anv_format * anv_format)449 anv_format_has_npot_plane(const struct anv_format *anv_format) {
450    for (uint32_t i = 0; i < anv_format->n_planes; ++i) {
451       const struct isl_format_layout *isl_layout =
452          isl_format_get_layout(anv_format->planes[i].isl_format);
453 
454       if (!util_is_power_of_two_or_zero(isl_layout->bpb))
455          return true;
456    }
457 
458    return false;
459 }
460 
461 /**
462  * Exactly one bit must be set in \a aspect.
463  *
464  * If tiling is VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT, then return the
465  * requested anv_format_plane without checking for compatibility with modifiers.
466  * It is the caller's responsibility to verify that the the returned
467  * anv_format_plane is compatible with a particular modifier.  (Observe that
468  * this function has no parameter for the DRM format modifier, and therefore
469  * _cannot_ check for compatibility).
470  */
471 struct anv_format_plane
anv_get_format_plane(const struct intel_device_info * devinfo,VkFormat vk_format,uint32_t plane,VkImageTiling tiling)472 anv_get_format_plane(const struct intel_device_info *devinfo,
473                      VkFormat vk_format, uint32_t plane,
474                      VkImageTiling tiling)
475 {
476    const struct anv_format *format = anv_get_format(vk_format);
477    const struct anv_format_plane unsupported = {
478       .isl_format = ISL_FORMAT_UNSUPPORTED,
479    };
480 
481    if (format == NULL)
482       return unsupported;
483 
484    assert(plane < format->n_planes);
485    struct anv_format_plane plane_format = format->planes[plane];
486    if (plane_format.isl_format == ISL_FORMAT_UNSUPPORTED)
487       return unsupported;
488 
489    if (tiling == VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT)
490       return plane_format;
491 
492    if (vk_format_is_depth_or_stencil(vk_format))
493       return plane_format;
494 
495    const struct isl_format_layout *isl_layout =
496       isl_format_get_layout(plane_format.isl_format);
497 
498    /* On Ivy Bridge we don't even have enough 24 and 48-bit formats that we
499     * can reliably do texture upload with BLORP so just don't claim support
500     * for any of them.
501     */
502    if (devinfo->verx10 == 70 &&
503        (isl_layout->bpb == 24 || isl_layout->bpb == 48))
504       return unsupported;
505 
506    if (tiling == VK_IMAGE_TILING_OPTIMAL &&
507        !util_is_power_of_two_or_zero(isl_layout->bpb)) {
508       /* Tiled formats *must* be power-of-two because we need up upload
509        * them with the render pipeline.  For 3-channel formats, we fix
510        * this by switching them over to RGBX or RGBA formats under the
511        * hood.
512        */
513       enum isl_format rgbx = isl_format_rgb_to_rgbx(plane_format.isl_format);
514       if (rgbx != ISL_FORMAT_UNSUPPORTED &&
515           isl_format_supports_rendering(devinfo, rgbx)) {
516          plane_format.isl_format = rgbx;
517       } else {
518          plane_format.isl_format =
519             isl_format_rgb_to_rgba(plane_format.isl_format);
520          plane_format.swizzle = ISL_SWIZZLE(RED, GREEN, BLUE, ONE);
521       }
522    }
523 
524    /* The B4G4R4A4 format isn't available prior to Broadwell so we have to fall
525     * back to a format with a more complex swizzle.
526     */
527    if (vk_format == VK_FORMAT_B4G4R4A4_UNORM_PACK16 && devinfo->ver < 8) {
528       plane_format.isl_format = ISL_FORMAT_B4G4R4A4_UNORM;
529       plane_format.swizzle = ISL_SWIZZLE(GREEN, RED, ALPHA, BLUE);
530    }
531 
532    return plane_format;
533 }
534 
535 struct anv_format_plane
anv_get_format_aspect(const struct intel_device_info * devinfo,VkFormat vk_format,VkImageAspectFlagBits aspect,VkImageTiling tiling)536 anv_get_format_aspect(const struct intel_device_info *devinfo,
537                       VkFormat vk_format,
538                       VkImageAspectFlagBits aspect, VkImageTiling tiling)
539 {
540    const uint32_t plane =
541       anv_aspect_to_plane(vk_format_aspects(vk_format), aspect);
542    return anv_get_format_plane(devinfo, vk_format, plane, tiling);
543 }
544 
545 // Format capabilities
546 
547 VkFormatFeatureFlags2KHR
anv_get_image_format_features2(const struct intel_device_info * devinfo,VkFormat vk_format,const struct anv_format * anv_format,VkImageTiling vk_tiling,const struct isl_drm_modifier_info * isl_mod_info)548 anv_get_image_format_features2(const struct intel_device_info *devinfo,
549                                VkFormat vk_format,
550                                const struct anv_format *anv_format,
551                                VkImageTiling vk_tiling,
552                                const struct isl_drm_modifier_info *isl_mod_info)
553 {
554    VkFormatFeatureFlags2KHR flags = 0;
555 
556    if (anv_format == NULL)
557       return 0;
558 
559    assert((isl_mod_info != NULL) ==
560           (vk_tiling == VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT));
561 
562    const VkImageAspectFlags aspects = vk_format_aspects(vk_format);
563 
564    if (aspects & (VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT)) {
565       if (vk_tiling == VK_IMAGE_TILING_LINEAR ||
566           vk_tiling == VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT)
567          return 0;
568 
569       flags |= VK_FORMAT_FEATURE_2_DEPTH_STENCIL_ATTACHMENT_BIT_KHR |
570                VK_FORMAT_FEATURE_2_SAMPLED_IMAGE_BIT_KHR |
571                VK_FORMAT_FEATURE_2_BLIT_SRC_BIT_KHR |
572                VK_FORMAT_FEATURE_2_BLIT_DST_BIT_KHR |
573                VK_FORMAT_FEATURE_2_TRANSFER_SRC_BIT_KHR |
574                VK_FORMAT_FEATURE_2_TRANSFER_DST_BIT_KHR;
575 
576       if (aspects & VK_IMAGE_ASPECT_DEPTH_BIT)
577          flags |= VK_FORMAT_FEATURE_2_SAMPLED_IMAGE_FILTER_LINEAR_BIT_KHR;
578 
579       if ((aspects & VK_IMAGE_ASPECT_DEPTH_BIT) && devinfo->ver >= 9)
580          flags |= VK_FORMAT_FEATURE_2_SAMPLED_IMAGE_FILTER_MINMAX_BIT_KHR;
581 
582       if (aspects & VK_IMAGE_ASPECT_DEPTH_BIT)
583          flags |= VK_FORMAT_FEATURE_2_SAMPLED_IMAGE_DEPTH_COMPARISON_BIT_KHR;
584 
585       return flags;
586    }
587 
588    assert(aspects & VK_IMAGE_ASPECT_ANY_COLOR_BIT_ANV);
589    const struct anv_format_plane plane_format =
590       anv_get_format_plane(devinfo, vk_format, 0, vk_tiling);
591 
592    if (plane_format.isl_format == ISL_FORMAT_UNSUPPORTED)
593       return 0;
594 
595    struct anv_format_plane base_plane_format = plane_format;
596    if (vk_tiling != VK_IMAGE_TILING_LINEAR) {
597       base_plane_format = anv_get_format_plane(devinfo, vk_format, 0,
598                                                VK_IMAGE_TILING_LINEAR);
599    }
600 
601    enum isl_format base_isl_format = base_plane_format.isl_format;
602 
603    /* ASTC textures must be in Y-tiled memory, and we reject compressed formats
604     * with modifiers.
605     */
606    if (vk_tiling != VK_IMAGE_TILING_OPTIMAL &&
607        isl_format_get_layout(plane_format.isl_format)->txc == ISL_TXC_ASTC)
608       return 0;
609 
610    if (isl_format_supports_sampling(devinfo, plane_format.isl_format)) {
611       flags |= VK_FORMAT_FEATURE_2_SAMPLED_IMAGE_BIT_KHR;
612 
613       if (devinfo->ver >= 9)
614          flags |= VK_FORMAT_FEATURE_2_SAMPLED_IMAGE_FILTER_MINMAX_BIT_KHR;
615 
616       if (isl_format_supports_filtering(devinfo, plane_format.isl_format))
617          flags |= VK_FORMAT_FEATURE_2_SAMPLED_IMAGE_FILTER_LINEAR_BIT_KHR;
618    }
619 
620    /* We can render to swizzled formats.  However, if the alpha channel is
621     * moved, then blending won't work correctly.  The PRM tells us
622     * straight-up not to render to such a surface.
623     */
624    if (isl_format_supports_rendering(devinfo, plane_format.isl_format) &&
625        plane_format.swizzle.a == ISL_CHANNEL_SELECT_ALPHA) {
626       flags |= VK_FORMAT_FEATURE_2_COLOR_ATTACHMENT_BIT_KHR;
627 
628       if (isl_format_supports_alpha_blending(devinfo, plane_format.isl_format))
629          flags |= VK_FORMAT_FEATURE_2_COLOR_ATTACHMENT_BLEND_BIT_KHR;
630    }
631 
632    /* Load/store is determined based on base format.  This prevents RGB
633     * formats from showing up as load/store capable.
634     */
635    if (isl_format_supports_typed_reads(devinfo, base_isl_format))
636       flags |= VK_FORMAT_FEATURE_2_STORAGE_READ_WITHOUT_FORMAT_BIT_KHR;
637    if (isl_format_supports_typed_writes(devinfo, base_isl_format))
638       flags |= VK_FORMAT_FEATURE_2_STORAGE_WRITE_WITHOUT_FORMAT_BIT_KHR;
639 
640    /* Keep this old behavior on VK_FORMAT_FEATURE_2_STORAGE_IMAGE_BIT_KHR.
641     * When KHR_format_features2 is enabled, applications should only rely on
642     * it for the list of shader storage extended formats [1]. Before that,
643     * this applies to all VkFormats.
644     *
645     * [1] : https://www.khronos.org/registry/vulkan/specs/1.2-extensions/html/vkspec.html#features-shaderStorageImageExtendedFormats
646     */
647    if (flags & VK_FORMAT_FEATURE_2_STORAGE_WRITE_WITHOUT_FORMAT_BIT_KHR)
648       flags |= VK_FORMAT_FEATURE_2_STORAGE_IMAGE_BIT_KHR;
649 
650    if (base_isl_format == ISL_FORMAT_R32_SINT ||
651        base_isl_format == ISL_FORMAT_R32_UINT ||
652        base_isl_format == ISL_FORMAT_R32_FLOAT)
653       flags |= VK_FORMAT_FEATURE_2_STORAGE_IMAGE_ATOMIC_BIT_KHR;
654 
655    if (flags) {
656       flags |= VK_FORMAT_FEATURE_2_BLIT_SRC_BIT_KHR |
657                VK_FORMAT_FEATURE_2_TRANSFER_SRC_BIT_KHR |
658                VK_FORMAT_FEATURE_2_TRANSFER_DST_BIT_KHR;
659 
660       /* Blit destination requires rendering support. */
661       if (isl_format_supports_rendering(devinfo, plane_format.isl_format))
662          flags |= VK_FORMAT_FEATURE_2_BLIT_DST_BIT_KHR;
663    }
664 
665    /* XXX: We handle 3-channel formats by switching them out for RGBX or
666     * RGBA formats behind-the-scenes.  This works fine for textures
667     * because the upload process will fill in the extra channel.
668     * We could also support it for render targets, but it will take
669     * substantially more work and we have enough RGBX formats to handle
670     * what most clients will want.
671     */
672    if (vk_tiling == VK_IMAGE_TILING_OPTIMAL &&
673        base_isl_format != ISL_FORMAT_UNSUPPORTED &&
674        !util_is_power_of_two_or_zero(isl_format_layouts[base_isl_format].bpb) &&
675        isl_format_rgb_to_rgbx(base_isl_format) == ISL_FORMAT_UNSUPPORTED) {
676       flags &= ~VK_FORMAT_FEATURE_2_COLOR_ATTACHMENT_BIT_KHR;
677       flags &= ~VK_FORMAT_FEATURE_2_BLIT_DST_BIT_KHR;
678    }
679 
680    if (anv_format->can_ycbcr) {
681       /* The sampler doesn't have support for mid point when it handles YUV on
682        * its own.
683        */
684       if (isl_format_is_yuv(anv_format->planes[0].isl_format)) {
685          /* TODO: We've disabled linear implicit reconstruction with the
686           * sampler. The failures show a slightly out of range values on the
687           * bottom left of the sampled image.
688           */
689          flags |= VK_FORMAT_FEATURE_2_MIDPOINT_CHROMA_SAMPLES_BIT_KHR;
690       } else {
691          flags |= VK_FORMAT_FEATURE_2_SAMPLED_IMAGE_YCBCR_CONVERSION_LINEAR_FILTER_BIT_KHR |
692                   VK_FORMAT_FEATURE_2_MIDPOINT_CHROMA_SAMPLES_BIT_KHR |
693                   VK_FORMAT_FEATURE_2_SAMPLED_IMAGE_YCBCR_CONVERSION_SEPARATE_RECONSTRUCTION_FILTER_BIT_KHR;
694       }
695 
696       /* We can support cosited chroma locations when handle planes with our
697        * own shader snippets.
698        */
699       for (unsigned p = 0; p < anv_format->n_planes; p++) {
700          if (anv_format->planes[p].denominator_scales[0] > 1 ||
701              anv_format->planes[p].denominator_scales[1] > 1) {
702             flags |= VK_FORMAT_FEATURE_2_COSITED_CHROMA_SAMPLES_BIT_KHR;
703             break;
704          }
705       }
706 
707       if (anv_format->n_planes > 1)
708          flags |= VK_FORMAT_FEATURE_2_DISJOINT_BIT_KHR;
709 
710       const VkFormatFeatureFlags2KHR disallowed_ycbcr_image_features =
711          VK_FORMAT_FEATURE_2_BLIT_SRC_BIT_KHR |
712          VK_FORMAT_FEATURE_2_BLIT_DST_BIT_KHR |
713          VK_FORMAT_FEATURE_2_COLOR_ATTACHMENT_BIT_KHR |
714          VK_FORMAT_FEATURE_2_COLOR_ATTACHMENT_BLEND_BIT_KHR |
715          VK_FORMAT_FEATURE_2_STORAGE_IMAGE_BIT_KHR;
716 
717       flags &= ~disallowed_ycbcr_image_features;
718    }
719 
720    if (vk_tiling == VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT) {
721       if (!isl_drm_modifier_get_score(devinfo, isl_mod_info->modifier))
722          return 0;
723 
724       /* Try to restrict the supported formats to those in drm_fourcc.h. The
725        * VK_EXT_image_drm_format_modifier does not require this (after all, two
726        * Vulkan apps could share an image by exchanging its VkFormat instead of
727        * a DRM_FORMAT), but there exist no users of such non-drm_fourcc formats
728        * yet. And the restriction shrinks our test surface.
729        */
730       const struct isl_format_layout *isl_layout =
731          isl_format_get_layout(plane_format.isl_format);
732 
733       switch (isl_layout->colorspace) {
734       case ISL_COLORSPACE_LINEAR:
735       case ISL_COLORSPACE_SRGB:
736          /* Each DRM_FORMAT that we support uses unorm (if the DRM format name
737           * has no type suffix) or sfloat (if it has suffix F). No format
738           * contains mixed types. (as of 2021-06-14)
739           */
740          if (isl_layout->uniform_channel_type != ISL_UNORM &&
741              isl_layout->uniform_channel_type != ISL_SFLOAT)
742             return 0;
743          break;
744       case ISL_COLORSPACE_YUV:
745          anv_finishme("support YUV colorspace with DRM format modifiers");
746          return 0;
747       case ISL_COLORSPACE_NONE:
748          return 0;
749       }
750 
751       /* We could support compressed formats if we wanted to. */
752       if (isl_format_is_compressed(plane_format.isl_format))
753          return 0;
754 
755       /* No non-power-of-two fourcc formats exist.
756        *
757        * Even if non-power-of-two fourcc formats existed, we could support them
758        * only with DRM_FORMAT_MOD_LINEAR.  Tiled formats must be power-of-two
759        * because we implement transfers with the render pipeline.
760        */
761       if (anv_format_has_npot_plane(anv_format))
762          return 0;
763 
764       if (anv_format->n_planes > 1) {
765          /* For simplicity, keep DISJOINT disabled for multi-planar format. */
766          flags &= ~VK_FORMAT_FEATURE_2_DISJOINT_BIT_KHR;
767 
768          /* VK_ANDROID_external_memory_android_hardware_buffer in Virtio-GPU
769           * Venus driver layers on top of VK_EXT_image_drm_format_modifier of
770           * the host Vulkan driver, and VK_FORMAT_G8_B8R8_2PLANE_420_UNORM is
771           * required to support camera/media interop in Android.
772           */
773          if (vk_format != VK_FORMAT_G8_B8R8_2PLANE_420_UNORM) {
774             anv_finishme("support more multi-planar formats with DRM modifiers");
775             return 0;
776          }
777 
778          /* Currently there is no way to properly map memory planes to format
779           * planes and aux planes due to the lack of defined ABI for external
780           * multi-planar images.
781           */
782          if (isl_mod_info->aux_usage != ISL_AUX_USAGE_NONE) {
783             return 0;
784          }
785       }
786 
787       if (isl_mod_info->aux_usage == ISL_AUX_USAGE_CCS_E &&
788           !isl_format_supports_ccs_e(devinfo, plane_format.isl_format)) {
789          return 0;
790       }
791 
792       if (isl_mod_info->aux_usage != ISL_AUX_USAGE_NONE) {
793          /* Rejection DISJOINT for consistency with the GL driver. In
794           * eglCreateImage, we require that the dma_buf for the primary surface
795           * and the dma_buf for its aux surface refer to the same bo.
796           */
797          flags &= ~VK_FORMAT_FEATURE_2_DISJOINT_BIT_KHR;
798 
799          /* When the hardware accesses a storage image, it bypasses the aux
800           * surface. We could support storage access on images with aux
801           * modifiers by resolving the aux surface prior to the storage access.
802           */
803          flags &= ~VK_FORMAT_FEATURE_2_STORAGE_IMAGE_BIT_KHR;
804          flags &= ~VK_FORMAT_FEATURE_2_STORAGE_IMAGE_ATOMIC_BIT_KHR;
805       }
806    }
807 
808    return flags;
809 }
810 
811 static VkFormatFeatureFlags2KHR
get_buffer_format_features2(const struct intel_device_info * devinfo,VkFormat vk_format,const struct anv_format * anv_format)812 get_buffer_format_features2(const struct intel_device_info *devinfo,
813                             VkFormat vk_format,
814                             const struct anv_format *anv_format)
815 {
816    VkFormatFeatureFlags2KHR flags = 0;
817 
818    if (anv_format == NULL)
819       return 0;
820 
821    const enum isl_format isl_format = anv_format->planes[0].isl_format;
822 
823    if (isl_format == ISL_FORMAT_UNSUPPORTED)
824       return 0;
825 
826    if (anv_format->n_planes > 1)
827       return 0;
828 
829    if (anv_format->can_ycbcr)
830       return 0;
831 
832    if (vk_format_is_depth_or_stencil(vk_format))
833       return 0;
834 
835    if (isl_format_supports_sampling(devinfo, isl_format) &&
836        !isl_format_is_compressed(isl_format))
837       flags |= VK_FORMAT_FEATURE_2_UNIFORM_TEXEL_BUFFER_BIT_KHR;
838 
839    if (isl_format_supports_vertex_fetch(devinfo, isl_format))
840       flags |= VK_FORMAT_FEATURE_2_VERTEX_BUFFER_BIT_KHR;
841 
842    if (isl_is_storage_image_format(isl_format))
843       flags |= VK_FORMAT_FEATURE_2_STORAGE_TEXEL_BUFFER_BIT_KHR;
844 
845    if (isl_format == ISL_FORMAT_R32_SINT || isl_format == ISL_FORMAT_R32_UINT)
846       flags |= VK_FORMAT_FEATURE_2_STORAGE_TEXEL_BUFFER_ATOMIC_BIT_KHR;
847 
848    return flags;
849 }
850 
851 static VkFormatFeatureFlags
features2_to_features(VkFormatFeatureFlags2KHR features2)852 features2_to_features(VkFormatFeatureFlags2KHR features2)
853 {
854    return features2 & VK_ALL_FORMAT_FEATURE_FLAG_BITS;
855 }
856 
857 static void
get_drm_format_modifier_properties_list(const struct anv_physical_device * physical_device,VkFormat vk_format,VkDrmFormatModifierPropertiesListEXT * list)858 get_drm_format_modifier_properties_list(const struct anv_physical_device *physical_device,
859                                         VkFormat vk_format,
860                                         VkDrmFormatModifierPropertiesListEXT *list)
861 {
862    const struct intel_device_info *devinfo = &physical_device->info;
863    const struct anv_format *anv_format = anv_get_format(vk_format);
864 
865    VK_OUTARRAY_MAKE(out, list->pDrmFormatModifierProperties,
866                     &list->drmFormatModifierCount);
867 
868    isl_drm_modifier_info_for_each(isl_mod_info) {
869       VkFormatFeatureFlags2KHR features2 =
870          anv_get_image_format_features2(devinfo, vk_format, anv_format,
871                                         VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT,
872                                         isl_mod_info);
873       VkFormatFeatureFlags features = features2_to_features(features2);
874       if (!features)
875          continue;
876 
877       uint32_t planes = anv_format->n_planes;
878       if (isl_mod_info->aux_usage != ISL_AUX_USAGE_NONE)
879          ++planes;
880 
881       vk_outarray_append(&out, out_props) {
882          *out_props = (VkDrmFormatModifierPropertiesEXT) {
883             .drmFormatModifier = isl_mod_info->modifier,
884             .drmFormatModifierPlaneCount = planes,
885             .drmFormatModifierTilingFeatures = features,
886          };
887       };
888    }
889 }
890 
891 static void
get_drm_format_modifier_properties_list_2(const struct anv_physical_device * physical_device,VkFormat vk_format,VkDrmFormatModifierPropertiesList2EXT * list)892 get_drm_format_modifier_properties_list_2(const struct anv_physical_device *physical_device,
893                                           VkFormat vk_format,
894                                           VkDrmFormatModifierPropertiesList2EXT *list)
895 {
896    const struct intel_device_info *devinfo = &physical_device->info;
897    const struct anv_format *anv_format = anv_get_format(vk_format);
898 
899    VK_OUTARRAY_MAKE(out, list->pDrmFormatModifierProperties,
900                     &list->drmFormatModifierCount);
901 
902    isl_drm_modifier_info_for_each(isl_mod_info) {
903       VkFormatFeatureFlags2KHR features2 =
904          anv_get_image_format_features2(devinfo, vk_format, anv_format,
905                                         VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT,
906                                         isl_mod_info);
907       if (!features2)
908          continue;
909 
910       uint32_t planes = anv_format->n_planes;
911       if (isl_mod_info->aux_usage != ISL_AUX_USAGE_NONE)
912          ++planes;
913 
914       vk_outarray_append(&out, out_props) {
915          *out_props = (VkDrmFormatModifierProperties2EXT) {
916             .drmFormatModifier = isl_mod_info->modifier,
917             .drmFormatModifierPlaneCount = planes,
918             .drmFormatModifierTilingFeatures = features2,
919          };
920       };
921    }
922 }
923 
anv_GetPhysicalDeviceFormatProperties2(VkPhysicalDevice physicalDevice,VkFormat vk_format,VkFormatProperties2 * pFormatProperties)924 void anv_GetPhysicalDeviceFormatProperties2(
925     VkPhysicalDevice                            physicalDevice,
926     VkFormat                                    vk_format,
927     VkFormatProperties2*                        pFormatProperties)
928 {
929    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
930    const struct intel_device_info *devinfo = &physical_device->info;
931    const struct anv_format *anv_format = anv_get_format(vk_format);
932 
933    assert(pFormatProperties->sType == VK_STRUCTURE_TYPE_FORMAT_PROPERTIES_2);
934 
935    VkFormatFeatureFlags2KHR linear2, optimal2, buffer2;
936    linear2 = anv_get_image_format_features2(devinfo, vk_format, anv_format,
937                                             VK_IMAGE_TILING_LINEAR, NULL);
938    optimal2 = anv_get_image_format_features2(devinfo, vk_format, anv_format,
939                                              VK_IMAGE_TILING_OPTIMAL, NULL);
940    buffer2 = get_buffer_format_features2(devinfo, vk_format, anv_format);
941 
942    pFormatProperties->formatProperties = (VkFormatProperties) {
943       .linearTilingFeatures = features2_to_features(linear2),
944       .optimalTilingFeatures = features2_to_features(optimal2),
945       .bufferFeatures = features2_to_features(buffer2),
946    };
947 
948    vk_foreach_struct(ext, pFormatProperties->pNext) {
949       /* Use unsigned since some cases are not in the VkStructureType enum. */
950       switch ((unsigned)ext->sType) {
951       case VK_STRUCTURE_TYPE_DRM_FORMAT_MODIFIER_PROPERTIES_LIST_EXT:
952          get_drm_format_modifier_properties_list(physical_device, vk_format,
953                                                  (void *)ext);
954          break;
955 
956       case VK_STRUCTURE_TYPE_DRM_FORMAT_MODIFIER_PROPERTIES_LIST_2_EXT:
957          get_drm_format_modifier_properties_list_2(physical_device, vk_format,
958                                                    (void *)ext);
959          break;
960 
961       case VK_STRUCTURE_TYPE_FORMAT_PROPERTIES_3_KHR: {
962          VkFormatProperties3KHR *props = (VkFormatProperties3KHR *)ext;
963          props->linearTilingFeatures = linear2;
964          props->optimalTilingFeatures = optimal2;
965          props->bufferFeatures = buffer2;
966          break;
967       }
968       default:
969          anv_debug_ignored_stype(ext->sType);
970          break;
971       }
972    }
973 }
974 
975 static VkResult
anv_get_image_format_properties(struct anv_physical_device * physical_device,const VkPhysicalDeviceImageFormatInfo2 * info,VkImageFormatProperties * pImageFormatProperties,VkSamplerYcbcrConversionImageFormatProperties * pYcbcrImageFormatProperties)976 anv_get_image_format_properties(
977    struct anv_physical_device *physical_device,
978    const VkPhysicalDeviceImageFormatInfo2 *info,
979    VkImageFormatProperties *pImageFormatProperties,
980    VkSamplerYcbcrConversionImageFormatProperties *pYcbcrImageFormatProperties)
981 {
982    VkFormatFeatureFlags2KHR format_feature_flags;
983    VkExtent3D maxExtent;
984    uint32_t maxMipLevels;
985    uint32_t maxArraySize;
986    VkSampleCountFlags sampleCounts;
987    const struct intel_device_info *devinfo = &physical_device->info;
988    const struct anv_format *format = anv_get_format(info->format);
989    const struct isl_drm_modifier_info *isl_mod_info = NULL;
990    const VkImageFormatListCreateInfo *format_list_info =
991       vk_find_struct_const(info->pNext, IMAGE_FORMAT_LIST_CREATE_INFO);
992 
993    if (format == NULL)
994       goto unsupported;
995 
996    if (info->tiling == VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT) {
997       const VkPhysicalDeviceImageDrmFormatModifierInfoEXT *vk_mod_info =
998          vk_find_struct_const(info->pNext, PHYSICAL_DEVICE_IMAGE_DRM_FORMAT_MODIFIER_INFO_EXT);
999 
1000       isl_mod_info = isl_drm_modifier_get_info(vk_mod_info->drmFormatModifier);
1001       if (isl_mod_info == NULL)
1002          goto unsupported;
1003    }
1004 
1005    assert(format->vk_format == info->format);
1006    format_feature_flags = anv_get_image_format_features2(devinfo, info->format,
1007                                                          format, info->tiling,
1008                                                          isl_mod_info);
1009 
1010    /* Remove the VkFormatFeatureFlags that are incompatible with any declared
1011     * image view format. (Removals are more likely to occur when a DRM format
1012     * modifier is present).
1013     */
1014    if ((info->flags & VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT) && format_list_info) {
1015       for (uint32_t i = 0; i < format_list_info->viewFormatCount; ++i) {
1016          VkFormat vk_view_format = format_list_info->pViewFormats[i];
1017          const struct anv_format *anv_view_format = anv_get_format(vk_view_format);
1018          VkFormatFeatureFlags2KHR view_format_features =
1019             anv_get_image_format_features2(devinfo, vk_view_format,
1020                                            anv_view_format,
1021                                            info->tiling,
1022                                            isl_mod_info);
1023          format_feature_flags &= view_format_features;
1024       }
1025    }
1026 
1027    if (!format_feature_flags)
1028       goto unsupported;
1029 
1030    switch (info->type) {
1031    default:
1032       unreachable("bad VkImageType");
1033    case VK_IMAGE_TYPE_1D:
1034       maxExtent.width = 16384;
1035       maxExtent.height = 1;
1036       maxExtent.depth = 1;
1037       maxMipLevels = 15; /* log2(maxWidth) + 1 */
1038       maxArraySize = 2048;
1039       sampleCounts = VK_SAMPLE_COUNT_1_BIT;
1040       break;
1041    case VK_IMAGE_TYPE_2D:
1042       /* FINISHME: Does this really differ for cube maps? The documentation
1043        * for RENDER_SURFACE_STATE suggests so.
1044        */
1045       maxExtent.width = 16384;
1046       maxExtent.height = 16384;
1047       maxExtent.depth = 1;
1048       maxMipLevels = 15; /* log2(maxWidth) + 1 */
1049       maxArraySize = 2048;
1050       sampleCounts = VK_SAMPLE_COUNT_1_BIT;
1051       break;
1052    case VK_IMAGE_TYPE_3D:
1053       maxExtent.width = 2048;
1054       maxExtent.height = 2048;
1055       maxExtent.depth = 2048;
1056       /* Prior to SKL, the mipmaps for 3D surfaces are laid out in a way
1057        * that make it impossible to represent in the way that
1058        * VkSubresourceLayout expects. Since we can't tell users how to make
1059        * sense of them, don't report them as available.
1060        */
1061       if (devinfo->ver < 9 && info->tiling == VK_IMAGE_TILING_LINEAR)
1062          maxMipLevels = 1;
1063       else
1064          maxMipLevels = 12; /* log2(maxWidth) + 1 */
1065       maxArraySize = 1;
1066       sampleCounts = VK_SAMPLE_COUNT_1_BIT;
1067       break;
1068    }
1069 
1070    if (info->tiling == VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT) {
1071       /* We support modifiers only for "simple" (that is, non-array
1072        * non-mipmapped single-sample) 2D images.
1073        */
1074       if (info->type != VK_IMAGE_TYPE_2D) {
1075          vk_errorf(physical_device, VK_ERROR_FORMAT_NOT_SUPPORTED,
1076                    "VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT "
1077                    "requires VK_IMAGE_TYPE_2D");
1078          goto unsupported;
1079       }
1080 
1081       maxArraySize = 1;
1082       maxMipLevels = 1;
1083       sampleCounts = VK_SAMPLE_COUNT_1_BIT;
1084 
1085       if (isl_mod_info->aux_usage == ISL_AUX_USAGE_CCS_E &&
1086           !anv_formats_ccs_e_compatible(devinfo, info->flags, info->format,
1087                                         info->tiling, format_list_info)) {
1088          goto unsupported;
1089       }
1090    }
1091 
1092    /* Our hardware doesn't support 1D compressed textures.
1093     *    From the SKL PRM, RENDER_SURFACE_STATE::SurfaceFormat:
1094     *    * This field cannot be a compressed (BC*, DXT*, FXT*, ETC*, EAC*) format
1095     *       if the Surface Type is SURFTYPE_1D.
1096     *    * This field cannot be ASTC format if the Surface Type is SURFTYPE_1D.
1097     */
1098    if (info->type == VK_IMAGE_TYPE_1D &&
1099        isl_format_is_compressed(format->planes[0].isl_format)) {
1100        goto unsupported;
1101    }
1102 
1103    if (info->tiling == VK_IMAGE_TILING_OPTIMAL &&
1104        info->type == VK_IMAGE_TYPE_2D &&
1105        (format_feature_flags & (VK_FORMAT_FEATURE_2_COLOR_ATTACHMENT_BIT_KHR |
1106                                 VK_FORMAT_FEATURE_2_DEPTH_STENCIL_ATTACHMENT_BIT_KHR)) &&
1107        !(info->flags & VK_IMAGE_CREATE_CUBE_COMPATIBLE_BIT) &&
1108        !(info->usage & VK_IMAGE_USAGE_STORAGE_BIT)) {
1109       sampleCounts = isl_device_get_sample_counts(&physical_device->isl_dev);
1110    }
1111 
1112    if (info->usage & (VK_IMAGE_USAGE_TRANSFER_SRC_BIT |
1113                       VK_IMAGE_USAGE_TRANSFER_DST_BIT)) {
1114       /* Accept transfers on anything we can sample from or renderer to. */
1115       if (!(format_feature_flags & (VK_FORMAT_FEATURE_2_COLOR_ATTACHMENT_BIT_KHR |
1116                                     VK_FORMAT_FEATURE_2_DEPTH_STENCIL_ATTACHMENT_BIT_KHR |
1117                                     VK_FORMAT_FEATURE_2_SAMPLED_IMAGE_BIT_KHR))) {
1118          goto unsupported;
1119       }
1120    }
1121 
1122    if (info->usage & VK_IMAGE_USAGE_SAMPLED_BIT) {
1123       if (!(format_feature_flags & VK_FORMAT_FEATURE_2_SAMPLED_IMAGE_BIT_KHR)) {
1124          goto unsupported;
1125       }
1126    }
1127 
1128    if (info->usage & VK_IMAGE_USAGE_STORAGE_BIT) {
1129       if (!(format_feature_flags & VK_FORMAT_FEATURE_2_STORAGE_IMAGE_BIT_KHR)) {
1130          goto unsupported;
1131       }
1132    }
1133 
1134    if (info->usage & VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT) {
1135       if (!(format_feature_flags & VK_FORMAT_FEATURE_2_COLOR_ATTACHMENT_BIT_KHR)) {
1136          goto unsupported;
1137       }
1138    }
1139 
1140    if (info->usage & VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT) {
1141       if (!(format_feature_flags & VK_FORMAT_FEATURE_2_DEPTH_STENCIL_ATTACHMENT_BIT_KHR)) {
1142          goto unsupported;
1143       }
1144    }
1145 
1146    if (info->flags & VK_IMAGE_CREATE_DISJOINT_BIT) {
1147       /* From the Vulkan 1.2.149 spec, VkImageCreateInfo:
1148        *
1149        *    If format is a multi-planar format, and if imageCreateFormatFeatures
1150        *    (as defined in Image Creation Limits) does not contain
1151        *    VK_FORMAT_FEATURE_2_DISJOINT_BIT_KHR, then flags must not contain
1152        *    VK_IMAGE_CREATE_DISJOINT_BIT.
1153        */
1154       if (format->n_planes > 1 &&
1155           !(format_feature_flags & VK_FORMAT_FEATURE_2_DISJOINT_BIT_KHR)) {
1156          goto unsupported;
1157       }
1158 
1159       /* From the Vulkan 1.2.149 spec, VkImageCreateInfo:
1160        *
1161        * If format is not a multi-planar format, and flags does not include
1162        * VK_IMAGE_CREATE_ALIAS_BIT, flags must not contain
1163        * VK_IMAGE_CREATE_DISJOINT_BIT.
1164        */
1165       if (format->n_planes == 1 &&
1166           !(info->flags & VK_IMAGE_CREATE_ALIAS_BIT)) {
1167           goto unsupported;
1168       }
1169 
1170       if (info->tiling == VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT &&
1171           isl_mod_info->aux_usage != ISL_AUX_USAGE_NONE) {
1172          /* Rejection DISJOINT for consistency with the GL driver. In
1173           * eglCreateImage, we require that the dma_buf for the primary surface
1174           * and the dma_buf for its aux surface refer to the same bo.
1175           */
1176          goto unsupported;
1177       }
1178    }
1179 
1180    if (info->flags & VK_IMAGE_CREATE_ALIAS_BIT) {
1181       /* Reject aliasing of images with non-linear DRM format modifiers because:
1182        *
1183        * 1. For modifiers with compression, we store aux tracking state in
1184        *    ANV_IMAGE_MEMORY_BINDING_PRIVATE, which is not aliasable because it's
1185        *    not client-bound.
1186        *
1187        * 2. For tiled modifiers without compression, we may attempt to compress
1188        *    them behind the scenes, in which case both the aux tracking state
1189        *    and the CCS data are bound to ANV_IMAGE_MEMORY_BINDING_PRIVATE.
1190        */
1191       if (info->tiling == VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT &&
1192           isl_mod_info->modifier != DRM_FORMAT_MOD_LINEAR) {
1193          goto unsupported;
1194       }
1195    }
1196 
1197    if (info->usage & VK_IMAGE_USAGE_TRANSIENT_ATTACHMENT_BIT) {
1198       /* Nothing to check. */
1199    }
1200 
1201    if (info->usage & VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT) {
1202       /* Ignore this flag because it was removed from the
1203        * provisional_I_20150910 header.
1204        */
1205    }
1206 
1207    /* From the bspec section entitled "Surface Layout and Tiling",
1208     * pre-gfx9 has a 2 GB limitation of the size in bytes,
1209     * gfx9 and gfx10 have a 256 GB limitation and gfx11+
1210     * has a 16 TB limitation.
1211     */
1212    uint64_t maxResourceSize = 0;
1213    if (devinfo->ver < 9)
1214       maxResourceSize = (uint64_t) 1 << 31;
1215    else if (devinfo->ver < 11)
1216       maxResourceSize = (uint64_t) 1 << 38;
1217    else
1218       maxResourceSize = (uint64_t) 1 << 44;
1219 
1220    *pImageFormatProperties = (VkImageFormatProperties) {
1221       .maxExtent = maxExtent,
1222       .maxMipLevels = maxMipLevels,
1223       .maxArrayLayers = maxArraySize,
1224       .sampleCounts = sampleCounts,
1225 
1226       /* FINISHME: Accurately calculate
1227        * VkImageFormatProperties::maxResourceSize.
1228        */
1229       .maxResourceSize = maxResourceSize,
1230    };
1231 
1232    if (pYcbcrImageFormatProperties) {
1233       pYcbcrImageFormatProperties->combinedImageSamplerDescriptorCount =
1234          format->n_planes;
1235    }
1236 
1237    return VK_SUCCESS;
1238 
1239 unsupported:
1240    *pImageFormatProperties = (VkImageFormatProperties) {
1241       .maxExtent = { 0, 0, 0 },
1242       .maxMipLevels = 0,
1243       .maxArrayLayers = 0,
1244       .sampleCounts = 0,
1245       .maxResourceSize = 0,
1246    };
1247 
1248    return VK_ERROR_FORMAT_NOT_SUPPORTED;
1249 }
1250 
anv_GetPhysicalDeviceImageFormatProperties(VkPhysicalDevice physicalDevice,VkFormat format,VkImageType type,VkImageTiling tiling,VkImageUsageFlags usage,VkImageCreateFlags createFlags,VkImageFormatProperties * pImageFormatProperties)1251 VkResult anv_GetPhysicalDeviceImageFormatProperties(
1252     VkPhysicalDevice                            physicalDevice,
1253     VkFormat                                    format,
1254     VkImageType                                 type,
1255     VkImageTiling                               tiling,
1256     VkImageUsageFlags                           usage,
1257     VkImageCreateFlags                          createFlags,
1258     VkImageFormatProperties*                    pImageFormatProperties)
1259 {
1260    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
1261 
1262    const VkPhysicalDeviceImageFormatInfo2 info = {
1263       .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_FORMAT_INFO_2,
1264       .pNext = NULL,
1265       .format = format,
1266       .type = type,
1267       .tiling = tiling,
1268       .usage = usage,
1269       .flags = createFlags,
1270    };
1271 
1272    return anv_get_image_format_properties(physical_device, &info,
1273                                           pImageFormatProperties, NULL);
1274 }
1275 
1276 
1277 /* Supports opaque fd but not dma_buf. */
1278 static const VkExternalMemoryProperties opaque_fd_only_props = {
1279    .externalMemoryFeatures =
1280       VK_EXTERNAL_MEMORY_FEATURE_EXPORTABLE_BIT |
1281       VK_EXTERNAL_MEMORY_FEATURE_IMPORTABLE_BIT,
1282    .exportFromImportedHandleTypes =
1283       VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT,
1284    .compatibleHandleTypes =
1285       VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT,
1286 };
1287 
1288 /* Supports opaque fd and dma_buf. */
1289 static const VkExternalMemoryProperties opaque_fd_dma_buf_props = {
1290    .externalMemoryFeatures =
1291       VK_EXTERNAL_MEMORY_FEATURE_EXPORTABLE_BIT |
1292       VK_EXTERNAL_MEMORY_FEATURE_IMPORTABLE_BIT,
1293    .exportFromImportedHandleTypes =
1294       VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT |
1295       VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT,
1296    .compatibleHandleTypes =
1297       VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT |
1298       VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT,
1299 };
1300 
1301 static const VkExternalMemoryProperties userptr_props = {
1302    .externalMemoryFeatures = VK_EXTERNAL_MEMORY_FEATURE_IMPORTABLE_BIT,
1303    .exportFromImportedHandleTypes = 0,
1304    .compatibleHandleTypes =
1305       VK_EXTERNAL_MEMORY_HANDLE_TYPE_HOST_ALLOCATION_BIT_EXT,
1306 };
1307 
1308 static const VkExternalMemoryProperties android_buffer_props = {
1309    .externalMemoryFeatures = VK_EXTERNAL_MEMORY_FEATURE_EXPORTABLE_BIT |
1310                              VK_EXTERNAL_MEMORY_FEATURE_IMPORTABLE_BIT,
1311    .exportFromImportedHandleTypes =
1312       VK_EXTERNAL_MEMORY_HANDLE_TYPE_ANDROID_HARDWARE_BUFFER_BIT_ANDROID,
1313    .compatibleHandleTypes =
1314       VK_EXTERNAL_MEMORY_HANDLE_TYPE_ANDROID_HARDWARE_BUFFER_BIT_ANDROID,
1315 };
1316 
1317 
1318 static const VkExternalMemoryProperties android_image_props = {
1319    .externalMemoryFeatures = VK_EXTERNAL_MEMORY_FEATURE_EXPORTABLE_BIT |
1320                              VK_EXTERNAL_MEMORY_FEATURE_IMPORTABLE_BIT |
1321                              VK_EXTERNAL_MEMORY_FEATURE_DEDICATED_ONLY_BIT,
1322    .exportFromImportedHandleTypes =
1323       VK_EXTERNAL_MEMORY_HANDLE_TYPE_ANDROID_HARDWARE_BUFFER_BIT_ANDROID,
1324    .compatibleHandleTypes =
1325       VK_EXTERNAL_MEMORY_HANDLE_TYPE_ANDROID_HARDWARE_BUFFER_BIT_ANDROID,
1326 };
1327 
anv_GetPhysicalDeviceImageFormatProperties2(VkPhysicalDevice physicalDevice,const VkPhysicalDeviceImageFormatInfo2 * base_info,VkImageFormatProperties2 * base_props)1328 VkResult anv_GetPhysicalDeviceImageFormatProperties2(
1329     VkPhysicalDevice                            physicalDevice,
1330     const VkPhysicalDeviceImageFormatInfo2*     base_info,
1331     VkImageFormatProperties2*                   base_props)
1332 {
1333    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
1334    const VkPhysicalDeviceExternalImageFormatInfo *external_info = NULL;
1335    VkExternalImageFormatProperties *external_props = NULL;
1336    VkSamplerYcbcrConversionImageFormatProperties *ycbcr_props = NULL;
1337    VkAndroidHardwareBufferUsageANDROID *android_usage = NULL;
1338    VkResult result;
1339 
1340    /* Extract input structs */
1341    vk_foreach_struct_const(s, base_info->pNext) {
1342       switch (s->sType) {
1343       case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_EXTERNAL_IMAGE_FORMAT_INFO:
1344          external_info = (const void *) s;
1345          break;
1346       case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_IMAGE_DRM_FORMAT_MODIFIER_INFO_EXT:
1347          /* anv_get_image_format_properties will handle this */
1348          break;
1349       case VK_STRUCTURE_TYPE_IMAGE_STENCIL_USAGE_CREATE_INFO_EXT:
1350          /* Ignore but don't warn */
1351          break;
1352       default:
1353          anv_debug_ignored_stype(s->sType);
1354          break;
1355       }
1356    }
1357 
1358    /* Extract output structs */
1359    vk_foreach_struct(s, base_props->pNext) {
1360       switch (s->sType) {
1361       case VK_STRUCTURE_TYPE_EXTERNAL_IMAGE_FORMAT_PROPERTIES:
1362          external_props = (void *) s;
1363          break;
1364       case VK_STRUCTURE_TYPE_SAMPLER_YCBCR_CONVERSION_IMAGE_FORMAT_PROPERTIES:
1365          ycbcr_props = (void *) s;
1366          break;
1367       case VK_STRUCTURE_TYPE_ANDROID_HARDWARE_BUFFER_USAGE_ANDROID:
1368          android_usage = (void *) s;
1369          break;
1370       default:
1371          anv_debug_ignored_stype(s->sType);
1372          break;
1373       }
1374    }
1375 
1376    result = anv_get_image_format_properties(physical_device, base_info,
1377                &base_props->imageFormatProperties, ycbcr_props);
1378    if (result != VK_SUCCESS)
1379       goto fail;
1380 
1381    bool ahw_supported =
1382       physical_device->vk.supported_extensions.ANDROID_external_memory_android_hardware_buffer;
1383 
1384    if (ahw_supported && android_usage) {
1385       android_usage->androidHardwareBufferUsage =
1386          anv_ahw_usage_from_vk_usage(base_info->flags,
1387                                      base_info->usage);
1388 
1389       /* Limit maxArrayLayers to 1 for AHardwareBuffer based images for now. */
1390       base_props->imageFormatProperties.maxArrayLayers = 1;
1391    }
1392 
1393    /* From the Vulkan 1.0.42 spec:
1394     *
1395     *    If handleType is 0, vkGetPhysicalDeviceImageFormatProperties2 will
1396     *    behave as if VkPhysicalDeviceExternalImageFormatInfo was not
1397     *    present and VkExternalImageFormatProperties will be ignored.
1398     */
1399    if (external_info && external_info->handleType != 0) {
1400       /* Does there exist a method for app and driver to explicitly communicate
1401        * to each other the image's memory layout?
1402        */
1403       bool tiling_has_explicit_layout;
1404 
1405       switch (base_info->tiling) {
1406       default:
1407          unreachable("bad VkImageTiling");
1408       case VK_IMAGE_TILING_LINEAR:
1409          /* The app can query the image's memory layout with
1410           * vkGetImageSubresourceLayout.
1411           */
1412          tiling_has_explicit_layout = true;
1413          break;
1414       case VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT:
1415          /* The app can provide the image's memory layout with
1416           * VkImageDrmFormatModifierExplicitCreateInfoEXT;
1417           * or the app can query it with vkGetImageSubresourceLayout.
1418           */
1419          tiling_has_explicit_layout = true;
1420          break;
1421       case VK_IMAGE_TILING_OPTIMAL:
1422          /* The app can neither query nor provide the image's memory layout. */
1423          tiling_has_explicit_layout = false;
1424          break;
1425       }
1426 
1427       /* Compatibility between tiling and external memory handles
1428        * --------------------------------------------------------
1429        * When importing or exporting an image, there must exist a method that
1430        * enables the app and driver to agree on the image's memory layout. If no
1431        * method exists, then we reject image creation here.
1432        *
1433        * If the memory handle requires matching
1434        * VkPhysicalDeviceIDPropertiesKHR::driverUUID and ::deviceUUID, then the
1435        * match-requirement guarantees that all users of the image agree on the
1436        * image's memory layout.
1437        *
1438        * If the memory handle does not require matching
1439        * VkPhysicalDeviceIDPropertiesKHR::driverUUID nor ::deviceUUID, then we
1440        * require that the app and driver be able to explicitly communicate to
1441        * each other the image's memory layout.
1442        *
1443        * (For restrictions on driverUUID and deviceUUID, see the Vulkan 1.2.149
1444        * spec, Table 73 "External memory handle types").
1445        */
1446       switch (external_info->handleType) {
1447       case VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT:
1448          if (external_props) {
1449             if (tiling_has_explicit_layout) {
1450                /* With an explicit memory layout, we don't care which type of fd
1451                 * the image belongs too. Both OPAQUE_FD and DMA_BUF are
1452                 * interchangeable here.
1453                 */
1454                external_props->externalMemoryProperties = opaque_fd_dma_buf_props;
1455             } else {
1456                /* With an implicit memory layout, we must rely on deviceUUID
1457                 * and driverUUID to determine the layout. Therefore DMA_BUF is
1458                 * incompatible here.
1459                 */
1460                external_props->externalMemoryProperties = opaque_fd_only_props;
1461             }
1462          }
1463          break;
1464       case VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT:
1465          /* This memory handle has no restrictions on driverUUID nor deviceUUID,
1466           * and therefore requires explicit memory layout.
1467           */
1468          if (!tiling_has_explicit_layout) {
1469             result = vk_errorf(physical_device, VK_ERROR_FORMAT_NOT_SUPPORTED,
1470                                "VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT "
1471                                "requires VK_IMAGE_TILING_LINEAR or "
1472                                "VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT");
1473             goto fail;
1474          }
1475 
1476          /* With an explicit memory layout, we don't care which type of fd
1477           * the image belongs too. Both OPAQUE_FD and DMA_BUF are
1478           * interchangeable here.
1479           */
1480          if (external_props)
1481             external_props->externalMemoryProperties = opaque_fd_dma_buf_props;
1482          break;
1483       case VK_EXTERNAL_MEMORY_HANDLE_TYPE_HOST_ALLOCATION_BIT_EXT:
1484          /* This memory handle has no restrictions on driverUUID nor deviceUUID,
1485           * and therefore requires explicit memory layout.
1486           */
1487          if (!tiling_has_explicit_layout) {
1488             result = vk_errorf(physical_device, VK_ERROR_FORMAT_NOT_SUPPORTED,
1489                                "VK_EXTERNAL_MEMORY_HANDLE_TYPE_HOST_ALLOCATION_BIT_EXT "
1490                                "requires VK_IMAGE_TILING_LINEAR or "
1491                                "VK_IMAGE_TILING_DRM_FORMAT_MODIFIER_EXT");
1492             goto fail;
1493          }
1494 
1495          if (external_props)
1496             external_props->externalMemoryProperties = userptr_props;
1497          break;
1498       case VK_EXTERNAL_MEMORY_HANDLE_TYPE_ANDROID_HARDWARE_BUFFER_BIT_ANDROID:
1499          /* This memory handle is magic. The Vulkan spec says it has no
1500           * requirements regarding deviceUUID nor driverUUID, but Android still
1501           * requires support for VK_IMAGE_TILING_OPTIMAL. Android systems
1502           * communicate the image's memory layout through backdoor channels.
1503           */
1504          if (ahw_supported && external_props) {
1505             external_props->externalMemoryProperties = android_image_props;
1506             break;
1507          }
1508          FALLTHROUGH; /* If ahw not supported */
1509       default:
1510          /* From the Vulkan 1.0.42 spec:
1511           *
1512           *    If handleType is not compatible with the [parameters] specified
1513           *    in VkPhysicalDeviceImageFormatInfo2, then
1514           *    vkGetPhysicalDeviceImageFormatProperties2 returns
1515           *    VK_ERROR_FORMAT_NOT_SUPPORTED.
1516           */
1517          result = vk_errorf(physical_device, VK_ERROR_FORMAT_NOT_SUPPORTED,
1518                             "unsupported VkExternalMemoryTypeFlagBits 0x%x",
1519                             external_info->handleType);
1520          goto fail;
1521       }
1522    }
1523 
1524    return VK_SUCCESS;
1525 
1526  fail:
1527    if (result == VK_ERROR_FORMAT_NOT_SUPPORTED) {
1528       /* From the Vulkan 1.0.42 spec:
1529        *
1530        *    If the combination of parameters to
1531        *    vkGetPhysicalDeviceImageFormatProperties2 is not supported by
1532        *    the implementation for use in vkCreateImage, then all members of
1533        *    imageFormatProperties will be filled with zero.
1534        */
1535       base_props->imageFormatProperties = (VkImageFormatProperties) {};
1536    }
1537 
1538    return result;
1539 }
1540 
anv_GetPhysicalDeviceSparseImageFormatProperties(VkPhysicalDevice physicalDevice,VkFormat format,VkImageType type,uint32_t samples,VkImageUsageFlags usage,VkImageTiling tiling,uint32_t * pNumProperties,VkSparseImageFormatProperties * pProperties)1541 void anv_GetPhysicalDeviceSparseImageFormatProperties(
1542     VkPhysicalDevice                            physicalDevice,
1543     VkFormat                                    format,
1544     VkImageType                                 type,
1545     uint32_t                                    samples,
1546     VkImageUsageFlags                           usage,
1547     VkImageTiling                               tiling,
1548     uint32_t*                                   pNumProperties,
1549     VkSparseImageFormatProperties*              pProperties)
1550 {
1551    /* Sparse images are not yet supported. */
1552    *pNumProperties = 0;
1553 }
1554 
anv_GetPhysicalDeviceSparseImageFormatProperties2(VkPhysicalDevice physicalDevice,const VkPhysicalDeviceSparseImageFormatInfo2 * pFormatInfo,uint32_t * pPropertyCount,VkSparseImageFormatProperties2 * pProperties)1555 void anv_GetPhysicalDeviceSparseImageFormatProperties2(
1556     VkPhysicalDevice                            physicalDevice,
1557     const VkPhysicalDeviceSparseImageFormatInfo2* pFormatInfo,
1558     uint32_t*                                   pPropertyCount,
1559     VkSparseImageFormatProperties2*             pProperties)
1560 {
1561    /* Sparse images are not yet supported. */
1562    *pPropertyCount = 0;
1563 }
1564 
anv_GetPhysicalDeviceExternalBufferProperties(VkPhysicalDevice physicalDevice,const VkPhysicalDeviceExternalBufferInfo * pExternalBufferInfo,VkExternalBufferProperties * pExternalBufferProperties)1565 void anv_GetPhysicalDeviceExternalBufferProperties(
1566     VkPhysicalDevice                             physicalDevice,
1567     const VkPhysicalDeviceExternalBufferInfo*    pExternalBufferInfo,
1568     VkExternalBufferProperties*                  pExternalBufferProperties)
1569 {
1570    /* The Vulkan 1.0.42 spec says "handleType must be a valid
1571     * VkExternalMemoryHandleTypeFlagBits value" in
1572     * VkPhysicalDeviceExternalBufferInfo. This differs from
1573     * VkPhysicalDeviceExternalImageFormatInfo, which surprisingly permits
1574     * handleType == 0.
1575     */
1576    assert(pExternalBufferInfo->handleType != 0);
1577 
1578    /* All of the current flags are for sparse which we don't support yet.
1579     * Even when we do support it, doing sparse on external memory sounds
1580     * sketchy.  Also, just disallowing flags is the safe option.
1581     */
1582    if (pExternalBufferInfo->flags)
1583       goto unsupported;
1584 
1585    ANV_FROM_HANDLE(anv_physical_device, physical_device, physicalDevice);
1586 
1587    switch (pExternalBufferInfo->handleType) {
1588    case VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT:
1589    case VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT:
1590       pExternalBufferProperties->externalMemoryProperties = opaque_fd_dma_buf_props;
1591       return;
1592    case VK_EXTERNAL_MEMORY_HANDLE_TYPE_HOST_ALLOCATION_BIT_EXT:
1593       pExternalBufferProperties->externalMemoryProperties = userptr_props;
1594       return;
1595    case VK_EXTERNAL_MEMORY_HANDLE_TYPE_ANDROID_HARDWARE_BUFFER_BIT_ANDROID:
1596       if (physical_device->vk.supported_extensions.ANDROID_external_memory_android_hardware_buffer) {
1597          pExternalBufferProperties->externalMemoryProperties = android_buffer_props;
1598          return;
1599       }
1600       FALLTHROUGH; /* If ahw not supported */
1601    default:
1602       goto unsupported;
1603    }
1604 
1605  unsupported:
1606    /* From the Vulkan 1.1.113 spec:
1607     *
1608     *    compatibleHandleTypes must include at least handleType.
1609     */
1610    pExternalBufferProperties->externalMemoryProperties =
1611       (VkExternalMemoryProperties) {
1612          .compatibleHandleTypes = pExternalBufferInfo->handleType,
1613       };
1614 }
1615 
anv_CreateSamplerYcbcrConversion(VkDevice _device,const VkSamplerYcbcrConversionCreateInfo * pCreateInfo,const VkAllocationCallbacks * pAllocator,VkSamplerYcbcrConversion * pYcbcrConversion)1616 VkResult anv_CreateSamplerYcbcrConversion(
1617     VkDevice                                    _device,
1618     const VkSamplerYcbcrConversionCreateInfo*   pCreateInfo,
1619     const VkAllocationCallbacks*                pAllocator,
1620     VkSamplerYcbcrConversion*                   pYcbcrConversion)
1621 {
1622    ANV_FROM_HANDLE(anv_device, device, _device);
1623    struct anv_ycbcr_conversion *conversion;
1624 
1625    /* Search for VkExternalFormatANDROID and resolve the format. */
1626    struct anv_format *ext_format = NULL;
1627    const VkExternalFormatANDROID *ext_info =
1628       vk_find_struct_const(pCreateInfo->pNext, EXTERNAL_FORMAT_ANDROID);
1629 
1630    uint64_t format = ext_info ? ext_info->externalFormat : 0;
1631    if (format) {
1632       assert(pCreateInfo->format == VK_FORMAT_UNDEFINED);
1633       ext_format = (struct anv_format *) (uintptr_t) format;
1634    }
1635 
1636    assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_SAMPLER_YCBCR_CONVERSION_CREATE_INFO);
1637 
1638    conversion = vk_object_zalloc(&device->vk, pAllocator, sizeof(*conversion),
1639                                  VK_OBJECT_TYPE_SAMPLER_YCBCR_CONVERSION);
1640    if (!conversion)
1641       return vk_error(device, VK_ERROR_OUT_OF_HOST_MEMORY);
1642 
1643    conversion->format = anv_get_format(pCreateInfo->format);
1644    conversion->ycbcr_model = pCreateInfo->ycbcrModel;
1645    conversion->ycbcr_range = pCreateInfo->ycbcrRange;
1646 
1647    /* The Vulkan 1.1.95 spec says "When creating an external format conversion,
1648     * the value of components if ignored."
1649     */
1650    if (!ext_format) {
1651       conversion->mapping[0] = pCreateInfo->components.r;
1652       conversion->mapping[1] = pCreateInfo->components.g;
1653       conversion->mapping[2] = pCreateInfo->components.b;
1654       conversion->mapping[3] = pCreateInfo->components.a;
1655    }
1656 
1657    conversion->chroma_offsets[0] = pCreateInfo->xChromaOffset;
1658    conversion->chroma_offsets[1] = pCreateInfo->yChromaOffset;
1659    conversion->chroma_filter = pCreateInfo->chromaFilter;
1660 
1661    /* Setup external format. */
1662    if (ext_format)
1663       conversion->format = ext_format;
1664 
1665    bool has_chroma_subsampled = false;
1666    for (uint32_t p = 0; p < conversion->format->n_planes; p++) {
1667       if (conversion->format->planes[p].has_chroma &&
1668           (conversion->format->planes[p].denominator_scales[0] > 1 ||
1669            conversion->format->planes[p].denominator_scales[1] > 1))
1670          has_chroma_subsampled = true;
1671    }
1672    conversion->chroma_reconstruction = has_chroma_subsampled &&
1673       (conversion->chroma_offsets[0] == VK_CHROMA_LOCATION_COSITED_EVEN ||
1674        conversion->chroma_offsets[1] == VK_CHROMA_LOCATION_COSITED_EVEN);
1675 
1676    *pYcbcrConversion = anv_ycbcr_conversion_to_handle(conversion);
1677 
1678    return VK_SUCCESS;
1679 }
1680 
anv_DestroySamplerYcbcrConversion(VkDevice _device,VkSamplerYcbcrConversion YcbcrConversion,const VkAllocationCallbacks * pAllocator)1681 void anv_DestroySamplerYcbcrConversion(
1682     VkDevice                                    _device,
1683     VkSamplerYcbcrConversion                    YcbcrConversion,
1684     const VkAllocationCallbacks*                pAllocator)
1685 {
1686    ANV_FROM_HANDLE(anv_device, device, _device);
1687    ANV_FROM_HANDLE(anv_ycbcr_conversion, conversion, YcbcrConversion);
1688 
1689    if (!conversion)
1690       return;
1691 
1692    vk_object_free(&device->vk, pAllocator, conversion);
1693 }
1694