Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 1 | /* |
Daniele Castagna | 7a755de | 2016-12-16 17:32:30 -0500 | [diff] [blame] | 2 | * Copyright 2014 The Chromium OS Authors. All rights reserved. |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 3 | * Use of this source code is governed by a BSD-style license that can be |
| 4 | * found in the LICENSE file. |
| 5 | */ |
| 6 | |
Yuly Novikov | 96c7a3b | 2015-12-08 22:48:29 -0500 | [diff] [blame] | 7 | #include <assert.h> |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 8 | #include <errno.h> |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 9 | #include <stdio.h> |
Yuly Novikov | 96c7a3b | 2015-12-08 22:48:29 -0500 | [diff] [blame] | 10 | #include <stdlib.h> |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 11 | #include <string.h> |
Gurchetan Singh | ef92053 | 2016-08-12 16:38:25 -0700 | [diff] [blame] | 12 | #include <sys/mman.h> |
Jason Macnak | 1de7f66 | 2020-01-24 15:05:57 -0800 | [diff] [blame] | 13 | #include <sys/types.h> |
| 14 | #include <unistd.h> |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 15 | #include <xf86drm.h> |
| 16 | |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 17 | #include "drv_priv.h" |
Lauri Peltonen | 904a879 | 2015-01-17 13:57:51 +0200 | [diff] [blame] | 18 | #include "helpers.h" |
Yuly Novikov | 96c7a3b | 2015-12-08 22:48:29 -0500 | [diff] [blame] | 19 | #include "util.h" |
| 20 | |
Kristian H. Kristensen | 478343f | 2018-04-04 14:02:50 -0700 | [diff] [blame] | 21 | struct planar_layout { |
| 22 | size_t num_planes; |
| 23 | int horizontal_subsampling[DRV_MAX_PLANES]; |
| 24 | int vertical_subsampling[DRV_MAX_PLANES]; |
| 25 | int bytes_per_pixel[DRV_MAX_PLANES]; |
| 26 | }; |
| 27 | |
| 28 | // clang-format off |
| 29 | |
| 30 | static const struct planar_layout packed_1bpp_layout = { |
| 31 | .num_planes = 1, |
| 32 | .horizontal_subsampling = { 1 }, |
| 33 | .vertical_subsampling = { 1 }, |
| 34 | .bytes_per_pixel = { 1 } |
| 35 | }; |
| 36 | |
| 37 | static const struct planar_layout packed_2bpp_layout = { |
| 38 | .num_planes = 1, |
| 39 | .horizontal_subsampling = { 1 }, |
| 40 | .vertical_subsampling = { 1 }, |
| 41 | .bytes_per_pixel = { 2 } |
| 42 | }; |
| 43 | |
| 44 | static const struct planar_layout packed_3bpp_layout = { |
| 45 | .num_planes = 1, |
| 46 | .horizontal_subsampling = { 1 }, |
| 47 | .vertical_subsampling = { 1 }, |
| 48 | .bytes_per_pixel = { 3 } |
| 49 | }; |
| 50 | |
| 51 | static const struct planar_layout packed_4bpp_layout = { |
| 52 | .num_planes = 1, |
| 53 | .horizontal_subsampling = { 1 }, |
| 54 | .vertical_subsampling = { 1 }, |
| 55 | .bytes_per_pixel = { 4 } |
| 56 | }; |
| 57 | |
Nataraj Deshpande | 586e2d6 | 2019-08-21 15:19:46 -0700 | [diff] [blame] | 58 | static const struct planar_layout packed_8bpp_layout = { |
| 59 | .num_planes = 1, |
| 60 | .horizontal_subsampling = { 1 }, |
| 61 | .vertical_subsampling = { 1 }, |
| 62 | .bytes_per_pixel = { 8 } |
| 63 | }; |
| 64 | |
Kristian H. Kristensen | 478343f | 2018-04-04 14:02:50 -0700 | [diff] [blame] | 65 | static const struct planar_layout biplanar_yuv_420_layout = { |
| 66 | .num_planes = 2, |
| 67 | .horizontal_subsampling = { 1, 2 }, |
| 68 | .vertical_subsampling = { 1, 2 }, |
| 69 | .bytes_per_pixel = { 1, 2 } |
| 70 | }; |
| 71 | |
| 72 | static const struct planar_layout triplanar_yuv_420_layout = { |
| 73 | .num_planes = 3, |
| 74 | .horizontal_subsampling = { 1, 2, 2 }, |
| 75 | .vertical_subsampling = { 1, 2, 2 }, |
| 76 | .bytes_per_pixel = { 1, 1, 1 } |
| 77 | }; |
| 78 | |
Miguel Casas | 055a6aa | 2019-04-30 18:11:40 -0400 | [diff] [blame] | 79 | static const struct planar_layout biplanar_yuv_p010_layout = { |
| 80 | .num_planes = 2, |
| 81 | .horizontal_subsampling = { 1, 2 }, |
| 82 | .vertical_subsampling = { 1, 2 }, |
| 83 | .bytes_per_pixel = { 2, 4 } |
| 84 | }; |
| 85 | |
Kristian H. Kristensen | 478343f | 2018-04-04 14:02:50 -0700 | [diff] [blame] | 86 | // clang-format on |
| 87 | |
| 88 | static const struct planar_layout *layout_from_format(uint32_t format) |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 89 | { |
Gurchetan Singh | d6fb577 | 2016-08-29 19:13:51 -0700 | [diff] [blame] | 90 | switch (format) { |
Gurchetan Singh | e8ab0a5 | 2016-11-21 11:36:31 -0800 | [diff] [blame] | 91 | case DRM_FORMAT_BGR233: |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 92 | case DRM_FORMAT_C8: |
| 93 | case DRM_FORMAT_R8: |
| 94 | case DRM_FORMAT_RGB332: |
Kristian H. Kristensen | 478343f | 2018-04-04 14:02:50 -0700 | [diff] [blame] | 95 | return &packed_1bpp_layout; |
| 96 | |
Jason Macnak | 1de7f66 | 2020-01-24 15:05:57 -0800 | [diff] [blame] | 97 | case DRM_FORMAT_R16: |
| 98 | return &packed_2bpp_layout; |
| 99 | |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 100 | case DRM_FORMAT_YVU420: |
Gurchetan Singh | 03f1356 | 2017-02-08 15:21:14 -0800 | [diff] [blame] | 101 | case DRM_FORMAT_YVU420_ANDROID: |
Kristian H. Kristensen | 478343f | 2018-04-04 14:02:50 -0700 | [diff] [blame] | 102 | return &triplanar_yuv_420_layout; |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 103 | |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 104 | case DRM_FORMAT_NV12: |
Shirish S | df423df | 2017-04-18 16:21:59 +0530 | [diff] [blame] | 105 | case DRM_FORMAT_NV21: |
Kristian H. Kristensen | 478343f | 2018-04-04 14:02:50 -0700 | [diff] [blame] | 106 | return &biplanar_yuv_420_layout; |
Yuly Novikov | 96c7a3b | 2015-12-08 22:48:29 -0500 | [diff] [blame] | 107 | |
Miguel Casas | 055a6aa | 2019-04-30 18:11:40 -0400 | [diff] [blame] | 108 | case DRM_FORMAT_P010: |
| 109 | return &biplanar_yuv_p010_layout; |
| 110 | |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 111 | case DRM_FORMAT_ABGR1555: |
Gurchetan Singh | e8ab0a5 | 2016-11-21 11:36:31 -0800 | [diff] [blame] | 112 | case DRM_FORMAT_ABGR4444: |
| 113 | case DRM_FORMAT_ARGB1555: |
| 114 | case DRM_FORMAT_ARGB4444: |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 115 | case DRM_FORMAT_BGR565: |
Gurchetan Singh | e8ab0a5 | 2016-11-21 11:36:31 -0800 | [diff] [blame] | 116 | case DRM_FORMAT_BGRA4444: |
| 117 | case DRM_FORMAT_BGRA5551: |
| 118 | case DRM_FORMAT_BGRX4444: |
| 119 | case DRM_FORMAT_BGRX5551: |
| 120 | case DRM_FORMAT_GR88: |
| 121 | case DRM_FORMAT_RG88: |
| 122 | case DRM_FORMAT_RGB565: |
| 123 | case DRM_FORMAT_RGBA4444: |
| 124 | case DRM_FORMAT_RGBA5551: |
| 125 | case DRM_FORMAT_RGBX4444: |
| 126 | case DRM_FORMAT_RGBX5551: |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 127 | case DRM_FORMAT_UYVY: |
| 128 | case DRM_FORMAT_VYUY: |
Gurchetan Singh | e8ab0a5 | 2016-11-21 11:36:31 -0800 | [diff] [blame] | 129 | case DRM_FORMAT_XBGR1555: |
| 130 | case DRM_FORMAT_XBGR4444: |
| 131 | case DRM_FORMAT_XRGB1555: |
| 132 | case DRM_FORMAT_XRGB4444: |
| 133 | case DRM_FORMAT_YUYV: |
| 134 | case DRM_FORMAT_YVYU: |
Jasmine Chen | c7aa974 | 2019-08-14 15:28:22 +0800 | [diff] [blame] | 135 | case DRM_FORMAT_MTISP_SXYZW10: |
Kristian H. Kristensen | 478343f | 2018-04-04 14:02:50 -0700 | [diff] [blame] | 136 | return &packed_2bpp_layout; |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 137 | |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 138 | case DRM_FORMAT_BGR888: |
Gurchetan Singh | e8ab0a5 | 2016-11-21 11:36:31 -0800 | [diff] [blame] | 139 | case DRM_FORMAT_RGB888: |
Kristian H. Kristensen | 478343f | 2018-04-04 14:02:50 -0700 | [diff] [blame] | 140 | return &packed_3bpp_layout; |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 141 | |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 142 | case DRM_FORMAT_ABGR2101010: |
Gurchetan Singh | e8ab0a5 | 2016-11-21 11:36:31 -0800 | [diff] [blame] | 143 | case DRM_FORMAT_ABGR8888: |
| 144 | case DRM_FORMAT_ARGB2101010: |
| 145 | case DRM_FORMAT_ARGB8888: |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 146 | case DRM_FORMAT_AYUV: |
Gurchetan Singh | e8ab0a5 | 2016-11-21 11:36:31 -0800 | [diff] [blame] | 147 | case DRM_FORMAT_BGRA1010102: |
| 148 | case DRM_FORMAT_BGRA8888: |
| 149 | case DRM_FORMAT_BGRX1010102: |
| 150 | case DRM_FORMAT_BGRX8888: |
| 151 | case DRM_FORMAT_RGBA1010102: |
| 152 | case DRM_FORMAT_RGBA8888: |
| 153 | case DRM_FORMAT_RGBX1010102: |
| 154 | case DRM_FORMAT_RGBX8888: |
| 155 | case DRM_FORMAT_XBGR2101010: |
| 156 | case DRM_FORMAT_XBGR8888: |
| 157 | case DRM_FORMAT_XRGB2101010: |
| 158 | case DRM_FORMAT_XRGB8888: |
Kristian H. Kristensen | 478343f | 2018-04-04 14:02:50 -0700 | [diff] [blame] | 159 | return &packed_4bpp_layout; |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 160 | |
Nataraj Deshpande | 586e2d6 | 2019-08-21 15:19:46 -0700 | [diff] [blame] | 161 | case DRM_FORMAT_ABGR16161616F: |
| 162 | return &packed_8bpp_layout; |
| 163 | |
Kristian H. Kristensen | 478343f | 2018-04-04 14:02:50 -0700 | [diff] [blame] | 164 | default: |
| 165 | drv_log("UNKNOWN FORMAT %d\n", format); |
| 166 | return NULL; |
| 167 | } |
| 168 | } |
| 169 | |
| 170 | size_t drv_num_planes_from_format(uint32_t format) |
| 171 | { |
| 172 | const struct planar_layout *layout = layout_from_format(format); |
| 173 | |
| 174 | /* |
| 175 | * drv_bo_new calls this function early to query number of planes and |
| 176 | * considers 0 planes to mean unknown format, so we have to support |
| 177 | * that. All other layout_from_format() queries can assume that the |
| 178 | * format is supported and that the return value is non-NULL. |
| 179 | */ |
| 180 | |
| 181 | return layout ? layout->num_planes : 0; |
| 182 | } |
| 183 | |
ChromeOS Developer | 44588bb | 2020-03-02 16:32:09 +0100 | [diff] [blame] | 184 | size_t drv_num_planes_from_modifier(struct driver *drv, uint32_t format, uint64_t modifier) |
| 185 | { |
| 186 | size_t planes = drv_num_planes_from_format(format); |
| 187 | |
| 188 | /* Disallow unsupported formats. */ |
| 189 | if (!planes) |
| 190 | return 0; |
| 191 | |
Drew Davenport | b65708a | 2020-11-09 18:37:55 -0700 | [diff] [blame] | 192 | if (drv->backend->num_planes_from_modifier && modifier != DRM_FORMAT_MOD_INVALID && |
| 193 | modifier != DRM_FORMAT_MOD_LINEAR) |
ChromeOS Developer | 44588bb | 2020-03-02 16:32:09 +0100 | [diff] [blame] | 194 | return drv->backend->num_planes_from_modifier(drv, format, modifier); |
| 195 | |
| 196 | return planes; |
| 197 | } |
| 198 | |
Kristian H. Kristensen | 478343f | 2018-04-04 14:02:50 -0700 | [diff] [blame] | 199 | uint32_t drv_height_from_format(uint32_t format, uint32_t height, size_t plane) |
| 200 | { |
| 201 | const struct planar_layout *layout = layout_from_format(format); |
| 202 | |
| 203 | assert(plane < layout->num_planes); |
| 204 | |
| 205 | return DIV_ROUND_UP(height, layout->vertical_subsampling[plane]); |
| 206 | } |
| 207 | |
Hirokazu Honda | 2a2bfc2 | 2019-10-11 15:54:50 +0900 | [diff] [blame] | 208 | uint32_t drv_vertical_subsampling_from_format(uint32_t format, size_t plane) |
| 209 | { |
| 210 | const struct planar_layout *layout = layout_from_format(format); |
| 211 | |
| 212 | assert(plane < layout->num_planes); |
| 213 | |
| 214 | return layout->vertical_subsampling[plane]; |
| 215 | } |
| 216 | |
Kristian H. Kristensen | 478343f | 2018-04-04 14:02:50 -0700 | [diff] [blame] | 217 | uint32_t drv_bytes_per_pixel_from_format(uint32_t format, size_t plane) |
| 218 | { |
| 219 | const struct planar_layout *layout = layout_from_format(format); |
| 220 | |
| 221 | assert(plane < layout->num_planes); |
| 222 | |
| 223 | return layout->bytes_per_pixel[plane]; |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 224 | } |
| 225 | |
Gurchetan Singh | 83dc4fb | 2016-07-19 15:52:33 -0700 | [diff] [blame] | 226 | /* |
Gurchetan Singh | 4f298f9 | 2017-03-23 11:29:26 -0700 | [diff] [blame] | 227 | * This function returns the stride for a given format, width and plane. |
| 228 | */ |
| 229 | uint32_t drv_stride_from_format(uint32_t format, uint32_t width, size_t plane) |
| 230 | { |
Kristian H. Kristensen | 478343f | 2018-04-04 14:02:50 -0700 | [diff] [blame] | 231 | const struct planar_layout *layout = layout_from_format(format); |
| 232 | assert(plane < layout->num_planes); |
| 233 | |
Gurchetan Singh | 6bd7885 | 2018-06-06 17:15:31 -0700 | [diff] [blame] | 234 | uint32_t plane_width = DIV_ROUND_UP(width, layout->horizontal_subsampling[plane]); |
Kristian H. Kristensen | 478343f | 2018-04-04 14:02:50 -0700 | [diff] [blame] | 235 | uint32_t stride = plane_width * layout->bytes_per_pixel[plane]; |
Gurchetan Singh | 4f298f9 | 2017-03-23 11:29:26 -0700 | [diff] [blame] | 236 | |
| 237 | /* |
Gurchetan Singh | 4f298f9 | 2017-03-23 11:29:26 -0700 | [diff] [blame] | 238 | * The stride of Android YV12 buffers is required to be aligned to 16 bytes |
| 239 | * (see <system/graphics.h>). |
| 240 | */ |
| 241 | if (format == DRM_FORMAT_YVU420_ANDROID) |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 242 | stride = (plane == 0) ? ALIGN(stride, 32) : ALIGN(stride, 16); |
Gurchetan Singh | 4f298f9 | 2017-03-23 11:29:26 -0700 | [diff] [blame] | 243 | |
| 244 | return stride; |
| 245 | } |
| 246 | |
Gurchetan Singh | bc24bd7 | 2017-09-28 15:21:53 -0700 | [diff] [blame] | 247 | uint32_t drv_size_from_format(uint32_t format, uint32_t stride, uint32_t height, size_t plane) |
| 248 | { |
Kristian H. Kristensen | 478343f | 2018-04-04 14:02:50 -0700 | [diff] [blame] | 249 | return stride * drv_height_from_format(format, height, plane); |
| 250 | } |
Gurchetan Singh | bc24bd7 | 2017-09-28 15:21:53 -0700 | [diff] [blame] | 251 | |
Kristian H. Kristensen | 478343f | 2018-04-04 14:02:50 -0700 | [diff] [blame] | 252 | static uint32_t subsample_stride(uint32_t stride, uint32_t format, size_t plane) |
| 253 | { |
| 254 | if (plane != 0) { |
| 255 | switch (format) { |
| 256 | case DRM_FORMAT_YVU420: |
| 257 | case DRM_FORMAT_YVU420_ANDROID: |
| 258 | stride = DIV_ROUND_UP(stride, 2); |
| 259 | break; |
| 260 | } |
Gurchetan Singh | bc24bd7 | 2017-09-28 15:21:53 -0700 | [diff] [blame] | 261 | } |
| 262 | |
Kristian H. Kristensen | 478343f | 2018-04-04 14:02:50 -0700 | [diff] [blame] | 263 | return stride; |
Gurchetan Singh | bc24bd7 | 2017-09-28 15:21:53 -0700 | [diff] [blame] | 264 | } |
| 265 | |
Gurchetan Singh | 4f298f9 | 2017-03-23 11:29:26 -0700 | [diff] [blame] | 266 | /* |
Gurchetan Singh | 6423ecb | 2017-03-29 08:23:40 -0700 | [diff] [blame] | 267 | * This function fills in the buffer object given the driver aligned stride of |
| 268 | * the first plane, height and a format. This function assumes there is just |
| 269 | * one kernel buffer per buffer object. |
Gurchetan Singh | 42cc6d6 | 2016-08-29 18:19:19 -0700 | [diff] [blame] | 270 | */ |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 271 | int drv_bo_from_format(struct bo *bo, uint32_t stride, uint32_t aligned_height, uint32_t format) |
Gurchetan Singh | 42cc6d6 | 2016-08-29 18:19:19 -0700 | [diff] [blame] | 272 | { |
Hirokazu Honda | 2a2bfc2 | 2019-10-11 15:54:50 +0900 | [diff] [blame] | 273 | uint32_t padding[DRV_MAX_PLANES] = { 0 }; |
| 274 | return drv_bo_from_format_and_padding(bo, stride, aligned_height, format, padding); |
| 275 | } |
Gurchetan Singh | 42cc6d6 | 2016-08-29 18:19:19 -0700 | [diff] [blame] | 276 | |
Hirokazu Honda | 2a2bfc2 | 2019-10-11 15:54:50 +0900 | [diff] [blame] | 277 | int drv_bo_from_format_and_padding(struct bo *bo, uint32_t stride, uint32_t aligned_height, |
| 278 | uint32_t format, uint32_t padding[DRV_MAX_PLANES]) |
| 279 | { |
Gurchetan Singh | 2a11934 | 2016-11-02 10:40:51 -0700 | [diff] [blame] | 280 | size_t p, num_planes; |
| 281 | uint32_t offset = 0; |
| 282 | |
| 283 | num_planes = drv_num_planes_from_format(format); |
| 284 | assert(num_planes); |
Owen Lin | bbb69fd | 2017-06-05 14:33:08 +0800 | [diff] [blame] | 285 | |
| 286 | /* |
| 287 | * HAL_PIXEL_FORMAT_YV12 requires that (see <system/graphics.h>): |
| 288 | * - the aligned height is same as the buffer's height. |
| 289 | * - the chroma stride is 16 bytes aligned, i.e., the luma's strides |
| 290 | * is 32 bytes aligned. |
| 291 | */ |
Tomasz Figa | d846de6 | 2017-07-29 15:47:54 +0900 | [diff] [blame] | 292 | if (format == DRM_FORMAT_YVU420_ANDROID) { |
Gurchetan Singh | 298b757 | 2019-09-19 09:55:18 -0700 | [diff] [blame] | 293 | assert(aligned_height == bo->meta.height); |
Owen Lin | bbb69fd | 2017-06-05 14:33:08 +0800 | [diff] [blame] | 294 | assert(stride == ALIGN(stride, 32)); |
| 295 | } |
Gurchetan Singh | 2a11934 | 2016-11-02 10:40:51 -0700 | [diff] [blame] | 296 | |
| 297 | for (p = 0; p < num_planes; p++) { |
Gurchetan Singh | 298b757 | 2019-09-19 09:55:18 -0700 | [diff] [blame] | 298 | bo->meta.strides[p] = subsample_stride(stride, format, p); |
| 299 | bo->meta.sizes[p] = |
Hirokazu Honda | 2a2bfc2 | 2019-10-11 15:54:50 +0900 | [diff] [blame] | 300 | drv_size_from_format(format, bo->meta.strides[p], aligned_height, p) + |
| 301 | padding[p]; |
Gurchetan Singh | 298b757 | 2019-09-19 09:55:18 -0700 | [diff] [blame] | 302 | bo->meta.offsets[p] = offset; |
| 303 | offset += bo->meta.sizes[p]; |
Gurchetan Singh | 42cc6d6 | 2016-08-29 18:19:19 -0700 | [diff] [blame] | 304 | } |
| 305 | |
Gurchetan Singh | 298b757 | 2019-09-19 09:55:18 -0700 | [diff] [blame] | 306 | bo->meta.total_size = offset; |
Gurchetan Singh | 42cc6d6 | 2016-08-29 18:19:19 -0700 | [diff] [blame] | 307 | return 0; |
| 308 | } |
| 309 | |
Dominik Behr | 6e6dc49 | 2019-10-09 15:43:52 -0700 | [diff] [blame] | 310 | int drv_dumb_bo_create_ex(struct bo *bo, uint32_t width, uint32_t height, uint32_t format, |
| 311 | uint64_t use_flags, uint64_t quirks) |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 312 | { |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 313 | int ret; |
Gurchetan Singh | d5f8e44 | 2017-03-16 13:05:45 -0700 | [diff] [blame] | 314 | size_t plane; |
Gurchetan Singh | 6423ecb | 2017-03-29 08:23:40 -0700 | [diff] [blame] | 315 | uint32_t aligned_width, aligned_height; |
Gurchetan Singh | 9964438 | 2020-10-07 15:28:11 -0700 | [diff] [blame] | 316 | struct drm_mode_create_dumb create_dumb = { 0 }; |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 317 | |
Gurchetan Singh | d5f8e44 | 2017-03-16 13:05:45 -0700 | [diff] [blame] | 318 | aligned_width = width; |
| 319 | aligned_height = height; |
Keiichi Watanabe | af94db9 | 2018-08-06 18:37:21 +0900 | [diff] [blame] | 320 | switch (format) { |
Jason Macnak | 1de7f66 | 2020-01-24 15:05:57 -0800 | [diff] [blame] | 321 | case DRM_FORMAT_R16: |
| 322 | /* HAL_PIXEL_FORMAT_Y16 requires that the buffer's width be 16 pixel |
| 323 | * aligned. See hardware/interfaces/graphics/common/1.0/types.hal. */ |
| 324 | aligned_width = ALIGN(width, 16); |
| 325 | break; |
Keiichi Watanabe | af94db9 | 2018-08-06 18:37:21 +0900 | [diff] [blame] | 326 | case DRM_FORMAT_YVU420_ANDROID: |
Jason Macnak | 778e21d | 2020-04-28 11:21:16 -0700 | [diff] [blame] | 327 | /* HAL_PIXEL_FORMAT_YV12 requires that the buffer's height not |
| 328 | * be aligned. Update 'height' so that drv_bo_from_format below |
| 329 | * uses the non-aligned height. */ |
| 330 | height = bo->meta.height; |
| 331 | |
Keiichi Watanabe | af94db9 | 2018-08-06 18:37:21 +0900 | [diff] [blame] | 332 | /* Align width to 32 pixels, so chroma strides are 16 bytes as |
| 333 | * Android requires. */ |
Gurchetan Singh | d5f8e44 | 2017-03-16 13:05:45 -0700 | [diff] [blame] | 334 | aligned_width = ALIGN(width, 32); |
Jason Macnak | 778e21d | 2020-04-28 11:21:16 -0700 | [diff] [blame] | 335 | |
| 336 | /* Adjust the height to include room for chroma planes. */ |
| 337 | aligned_height = 3 * DIV_ROUND_UP(height, 2); |
Keiichi Watanabe | af94db9 | 2018-08-06 18:37:21 +0900 | [diff] [blame] | 338 | break; |
| 339 | case DRM_FORMAT_YVU420: |
| 340 | case DRM_FORMAT_NV12: |
Jason Macnak | 1de7f66 | 2020-01-24 15:05:57 -0800 | [diff] [blame] | 341 | case DRM_FORMAT_NV21: |
Keiichi Watanabe | af94db9 | 2018-08-06 18:37:21 +0900 | [diff] [blame] | 342 | /* Adjust the height to include room for chroma planes */ |
| 343 | aligned_height = 3 * DIV_ROUND_UP(height, 2); |
| 344 | break; |
| 345 | default: |
| 346 | break; |
Gurchetan Singh | d5f8e44 | 2017-03-16 13:05:45 -0700 | [diff] [blame] | 347 | } |
Yuly Novikov | 96c7a3b | 2015-12-08 22:48:29 -0500 | [diff] [blame] | 348 | |
Dominik Behr | 6e6dc49 | 2019-10-09 15:43:52 -0700 | [diff] [blame] | 349 | if (quirks & BO_QUIRK_DUMB32BPP) { |
| 350 | aligned_width = |
| 351 | DIV_ROUND_UP(aligned_width * layout_from_format(format)->bytes_per_pixel[0], 4); |
| 352 | create_dumb.bpp = 32; |
| 353 | } else { |
| 354 | create_dumb.bpp = layout_from_format(format)->bytes_per_pixel[0] * 8; |
| 355 | } |
Gurchetan Singh | d5f8e44 | 2017-03-16 13:05:45 -0700 | [diff] [blame] | 356 | create_dumb.width = aligned_width; |
Dominik Behr | 6e6dc49 | 2019-10-09 15:43:52 -0700 | [diff] [blame] | 357 | create_dumb.height = aligned_height; |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 358 | create_dumb.flags = 0; |
| 359 | |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 360 | ret = drmIoctl(bo->drv->fd, DRM_IOCTL_MODE_CREATE_DUMB, &create_dumb); |
Ilja H. Friedel | f9d2ab7 | 2015-04-09 14:08:36 -0700 | [diff] [blame] | 361 | if (ret) { |
Alistair Strachan | 0cfaaa5 | 2018-03-19 14:03:23 -0700 | [diff] [blame] | 362 | drv_log("DRM_IOCTL_MODE_CREATE_DUMB failed (%d, %d)\n", bo->drv->fd, errno); |
Stéphane Marchesin | 6ac299f | 2019-03-21 12:23:29 -0700 | [diff] [blame] | 363 | return -errno; |
Ilja H. Friedel | f9d2ab7 | 2015-04-09 14:08:36 -0700 | [diff] [blame] | 364 | } |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 365 | |
Gurchetan Singh | 6423ecb | 2017-03-29 08:23:40 -0700 | [diff] [blame] | 366 | drv_bo_from_format(bo, create_dumb.pitch, height, format); |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 367 | |
Gurchetan Singh | 298b757 | 2019-09-19 09:55:18 -0700 | [diff] [blame] | 368 | for (plane = 0; plane < bo->meta.num_planes; plane++) |
Gurchetan Singh | d5f8e44 | 2017-03-16 13:05:45 -0700 | [diff] [blame] | 369 | bo->handles[plane].u32 = create_dumb.handle; |
| 370 | |
Gurchetan Singh | 298b757 | 2019-09-19 09:55:18 -0700 | [diff] [blame] | 371 | bo->meta.total_size = create_dumb.size; |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 372 | return 0; |
| 373 | } |
| 374 | |
Dominik Behr | 6e6dc49 | 2019-10-09 15:43:52 -0700 | [diff] [blame] | 375 | int drv_dumb_bo_create(struct bo *bo, uint32_t width, uint32_t height, uint32_t format, |
| 376 | uint64_t use_flags) |
| 377 | { |
| 378 | return drv_dumb_bo_create_ex(bo, width, height, format, use_flags, BO_QUIRK_NONE); |
| 379 | } |
| 380 | |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 381 | int drv_dumb_bo_destroy(struct bo *bo) |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 382 | { |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 383 | int ret; |
Gurchetan Singh | 9964438 | 2020-10-07 15:28:11 -0700 | [diff] [blame] | 384 | struct drm_mode_destroy_dumb destroy_dumb = { 0 }; |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 385 | |
Yuly Novikov | 96c7a3b | 2015-12-08 22:48:29 -0500 | [diff] [blame] | 386 | destroy_dumb.handle = bo->handles[0].u32; |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 387 | ret = drmIoctl(bo->drv->fd, DRM_IOCTL_MODE_DESTROY_DUMB, &destroy_dumb); |
Ilja H. Friedel | f9d2ab7 | 2015-04-09 14:08:36 -0700 | [diff] [blame] | 388 | if (ret) { |
Alistair Strachan | 0cfaaa5 | 2018-03-19 14:03:23 -0700 | [diff] [blame] | 389 | drv_log("DRM_IOCTL_MODE_DESTROY_DUMB failed (handle=%x)\n", bo->handles[0].u32); |
Stéphane Marchesin | 6ac299f | 2019-03-21 12:23:29 -0700 | [diff] [blame] | 390 | return -errno; |
Ilja H. Friedel | f9d2ab7 | 2015-04-09 14:08:36 -0700 | [diff] [blame] | 391 | } |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 392 | |
| 393 | return 0; |
| 394 | } |
| 395 | |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 396 | int drv_gem_bo_destroy(struct bo *bo) |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 397 | { |
| 398 | struct drm_gem_close gem_close; |
Yuly Novikov | 96c7a3b | 2015-12-08 22:48:29 -0500 | [diff] [blame] | 399 | int ret, error = 0; |
| 400 | size_t plane, i; |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 401 | |
Gurchetan Singh | 298b757 | 2019-09-19 09:55:18 -0700 | [diff] [blame] | 402 | for (plane = 0; plane < bo->meta.num_planes; plane++) { |
Gurchetan Singh | f64487b | 2016-07-14 19:54:44 -0700 | [diff] [blame] | 403 | for (i = 0; i < plane; i++) |
| 404 | if (bo->handles[i].u32 == bo->handles[plane].u32) |
| 405 | break; |
| 406 | /* Make sure close hasn't already been called on this handle */ |
| 407 | if (i != plane) |
Yuly Novikov | 96c7a3b | 2015-12-08 22:48:29 -0500 | [diff] [blame] | 408 | continue; |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 409 | |
Yuly Novikov | 96c7a3b | 2015-12-08 22:48:29 -0500 | [diff] [blame] | 410 | memset(&gem_close, 0, sizeof(gem_close)); |
| 411 | gem_close.handle = bo->handles[plane].u32; |
| 412 | |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 413 | ret = drmIoctl(bo->drv->fd, DRM_IOCTL_GEM_CLOSE, &gem_close); |
Yuly Novikov | 96c7a3b | 2015-12-08 22:48:29 -0500 | [diff] [blame] | 414 | if (ret) { |
Alistair Strachan | 0cfaaa5 | 2018-03-19 14:03:23 -0700 | [diff] [blame] | 415 | drv_log("DRM_IOCTL_GEM_CLOSE failed (handle=%x) error %d\n", |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 416 | bo->handles[plane].u32, ret); |
Stéphane Marchesin | 6ac299f | 2019-03-21 12:23:29 -0700 | [diff] [blame] | 417 | error = -errno; |
Yuly Novikov | 96c7a3b | 2015-12-08 22:48:29 -0500 | [diff] [blame] | 418 | } |
Ilja H. Friedel | f9d2ab7 | 2015-04-09 14:08:36 -0700 | [diff] [blame] | 419 | } |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 420 | |
Yuly Novikov | 96c7a3b | 2015-12-08 22:48:29 -0500 | [diff] [blame] | 421 | return error; |
Stéphane Marchesin | 25a2606 | 2014-09-12 16:18:59 -0700 | [diff] [blame] | 422 | } |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 423 | |
Gurchetan Singh | 71611d6 | 2017-01-03 16:49:56 -0800 | [diff] [blame] | 424 | int drv_prime_bo_import(struct bo *bo, struct drv_import_fd_data *data) |
| 425 | { |
| 426 | int ret; |
| 427 | size_t plane; |
| 428 | struct drm_prime_handle prime_handle; |
| 429 | |
Gurchetan Singh | 298b757 | 2019-09-19 09:55:18 -0700 | [diff] [blame] | 430 | for (plane = 0; plane < bo->meta.num_planes; plane++) { |
Gurchetan Singh | 71611d6 | 2017-01-03 16:49:56 -0800 | [diff] [blame] | 431 | memset(&prime_handle, 0, sizeof(prime_handle)); |
| 432 | prime_handle.fd = data->fds[plane]; |
| 433 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 434 | ret = drmIoctl(bo->drv->fd, DRM_IOCTL_PRIME_FD_TO_HANDLE, &prime_handle); |
Gurchetan Singh | 71611d6 | 2017-01-03 16:49:56 -0800 | [diff] [blame] | 435 | |
| 436 | if (ret) { |
Alistair Strachan | 0cfaaa5 | 2018-03-19 14:03:23 -0700 | [diff] [blame] | 437 | drv_log("DRM_IOCTL_PRIME_FD_TO_HANDLE failed (fd=%u)\n", prime_handle.fd); |
Gurchetan Singh | 71611d6 | 2017-01-03 16:49:56 -0800 | [diff] [blame] | 438 | |
| 439 | /* |
| 440 | * Need to call GEM close on planes that were opened, |
| 441 | * if any. Adjust the num_planes variable to be the |
| 442 | * plane that failed, so GEM close will be called on |
| 443 | * planes before that plane. |
| 444 | */ |
Gurchetan Singh | 298b757 | 2019-09-19 09:55:18 -0700 | [diff] [blame] | 445 | bo->meta.num_planes = plane; |
Gurchetan Singh | 71611d6 | 2017-01-03 16:49:56 -0800 | [diff] [blame] | 446 | drv_gem_bo_destroy(bo); |
Stéphane Marchesin | 6ac299f | 2019-03-21 12:23:29 -0700 | [diff] [blame] | 447 | return -errno; |
Gurchetan Singh | 71611d6 | 2017-01-03 16:49:56 -0800 | [diff] [blame] | 448 | } |
| 449 | |
| 450 | bo->handles[plane].u32 = prime_handle.handle; |
| 451 | } |
David Stevens | b42624c | 2020-09-10 10:50:26 +0900 | [diff] [blame] | 452 | bo->meta.tiling = data->tiling; |
Gurchetan Singh | 71611d6 | 2017-01-03 16:49:56 -0800 | [diff] [blame] | 453 | |
Gurchetan Singh | 71611d6 | 2017-01-03 16:49:56 -0800 | [diff] [blame] | 454 | return 0; |
| 455 | } |
| 456 | |
Gurchetan Singh | ee43c30 | 2017-11-14 18:20:27 -0800 | [diff] [blame] | 457 | void *drv_dumb_bo_map(struct bo *bo, struct vma *vma, size_t plane, uint32_t map_flags) |
Gurchetan Singh | ef92053 | 2016-08-12 16:38:25 -0700 | [diff] [blame] | 458 | { |
| 459 | int ret; |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 460 | size_t i; |
Gurchetan Singh | ef92053 | 2016-08-12 16:38:25 -0700 | [diff] [blame] | 461 | struct drm_mode_map_dumb map_dumb; |
| 462 | |
| 463 | memset(&map_dumb, 0, sizeof(map_dumb)); |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 464 | map_dumb.handle = bo->handles[plane].u32; |
Gurchetan Singh | ef92053 | 2016-08-12 16:38:25 -0700 | [diff] [blame] | 465 | |
| 466 | ret = drmIoctl(bo->drv->fd, DRM_IOCTL_MODE_MAP_DUMB, &map_dumb); |
| 467 | if (ret) { |
Alistair Strachan | 0cfaaa5 | 2018-03-19 14:03:23 -0700 | [diff] [blame] | 468 | drv_log("DRM_IOCTL_MODE_MAP_DUMB failed\n"); |
Gurchetan Singh | ef92053 | 2016-08-12 16:38:25 -0700 | [diff] [blame] | 469 | return MAP_FAILED; |
| 470 | } |
| 471 | |
Gurchetan Singh | 298b757 | 2019-09-19 09:55:18 -0700 | [diff] [blame] | 472 | for (i = 0; i < bo->meta.num_planes; i++) |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 473 | if (bo->handles[i].u32 == bo->handles[plane].u32) |
Gurchetan Singh | 298b757 | 2019-09-19 09:55:18 -0700 | [diff] [blame] | 474 | vma->length += bo->meta.sizes[i]; |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 475 | |
Gurchetan Singh | ee43c30 | 2017-11-14 18:20:27 -0800 | [diff] [blame] | 476 | return mmap(0, vma->length, drv_get_prot(map_flags), MAP_SHARED, bo->drv->fd, |
Gurchetan Singh | cfb8876 | 2017-09-28 17:14:50 -0700 | [diff] [blame] | 477 | map_dumb.offset); |
Gurchetan Singh | ef92053 | 2016-08-12 16:38:25 -0700 | [diff] [blame] | 478 | } |
| 479 | |
Gurchetan Singh | ee43c30 | 2017-11-14 18:20:27 -0800 | [diff] [blame] | 480 | int drv_bo_munmap(struct bo *bo, struct vma *vma) |
Gurchetan Singh | ba6bd50 | 2017-09-18 15:29:47 -0700 | [diff] [blame] | 481 | { |
Gurchetan Singh | ee43c30 | 2017-11-14 18:20:27 -0800 | [diff] [blame] | 482 | return munmap(vma->addr, vma->length); |
Gurchetan Singh | ba6bd50 | 2017-09-18 15:29:47 -0700 | [diff] [blame] | 483 | } |
| 484 | |
Gurchetan Singh | 47e629b | 2017-11-02 14:07:18 -0700 | [diff] [blame] | 485 | int drv_mapping_destroy(struct bo *bo) |
Gurchetan Singh | de263f1 | 2017-01-24 13:30:06 -0800 | [diff] [blame] | 486 | { |
| 487 | int ret; |
Gurchetan Singh | de263f1 | 2017-01-24 13:30:06 -0800 | [diff] [blame] | 488 | size_t plane; |
Gurchetan Singh | 47e629b | 2017-11-02 14:07:18 -0700 | [diff] [blame] | 489 | struct mapping *mapping; |
Gurchetan Singh | cfedbcc | 2017-11-02 17:32:00 -0700 | [diff] [blame] | 490 | uint32_t idx; |
Gurchetan Singh | de263f1 | 2017-01-24 13:30:06 -0800 | [diff] [blame] | 491 | |
| 492 | /* |
| 493 | * This function is called right before the buffer is destroyed. It will free any mappings |
| 494 | * associated with the buffer. |
| 495 | */ |
| 496 | |
Gurchetan Singh | cfedbcc | 2017-11-02 17:32:00 -0700 | [diff] [blame] | 497 | idx = 0; |
Gurchetan Singh | 298b757 | 2019-09-19 09:55:18 -0700 | [diff] [blame] | 498 | for (plane = 0; plane < bo->meta.num_planes; plane++) { |
Gurchetan Singh | cfedbcc | 2017-11-02 17:32:00 -0700 | [diff] [blame] | 499 | while (idx < drv_array_size(bo->drv->mappings)) { |
| 500 | mapping = (struct mapping *)drv_array_at_idx(bo->drv->mappings, idx); |
| 501 | if (mapping->vma->handle != bo->handles[plane].u32) { |
| 502 | idx++; |
| 503 | continue; |
Gurchetan Singh | de263f1 | 2017-01-24 13:30:06 -0800 | [diff] [blame] | 504 | } |
| 505 | |
Gurchetan Singh | cfedbcc | 2017-11-02 17:32:00 -0700 | [diff] [blame] | 506 | if (!--mapping->vma->refcount) { |
Gurchetan Singh | ee43c30 | 2017-11-14 18:20:27 -0800 | [diff] [blame] | 507 | ret = bo->drv->backend->bo_unmap(bo, mapping->vma); |
Gurchetan Singh | cfedbcc | 2017-11-02 17:32:00 -0700 | [diff] [blame] | 508 | if (ret) { |
Alistair Strachan | 0cfaaa5 | 2018-03-19 14:03:23 -0700 | [diff] [blame] | 509 | drv_log("munmap failed\n"); |
Gurchetan Singh | cfedbcc | 2017-11-02 17:32:00 -0700 | [diff] [blame] | 510 | return ret; |
| 511 | } |
| 512 | |
| 513 | free(mapping->vma); |
| 514 | } |
| 515 | |
| 516 | /* This shrinks and shifts the array, so don't increment idx. */ |
| 517 | drv_array_remove(bo->drv->mappings, idx); |
Gurchetan Singh | de263f1 | 2017-01-24 13:30:06 -0800 | [diff] [blame] | 518 | } |
| 519 | } |
| 520 | |
| 521 | return 0; |
| 522 | } |
| 523 | |
Gurchetan Singh | cfb8876 | 2017-09-28 17:14:50 -0700 | [diff] [blame] | 524 | int drv_get_prot(uint32_t map_flags) |
| 525 | { |
| 526 | return (BO_MAP_WRITE & map_flags) ? PROT_WRITE | PROT_READ : PROT_READ; |
| 527 | } |
| 528 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 529 | uintptr_t drv_get_reference_count(struct driver *drv, struct bo *bo, size_t plane) |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 530 | { |
| 531 | void *count; |
| 532 | uintptr_t num = 0; |
| 533 | |
| 534 | if (!drmHashLookup(drv->buffer_table, bo->handles[plane].u32, &count)) |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 535 | num = (uintptr_t)(count); |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 536 | |
| 537 | return num; |
| 538 | } |
| 539 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 540 | void drv_increment_reference_count(struct driver *drv, struct bo *bo, size_t plane) |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 541 | { |
| 542 | uintptr_t num = drv_get_reference_count(drv, bo, plane); |
| 543 | |
| 544 | /* If a value isn't in the table, drmHashDelete is a no-op */ |
| 545 | drmHashDelete(drv->buffer_table, bo->handles[plane].u32); |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 546 | drmHashInsert(drv->buffer_table, bo->handles[plane].u32, (void *)(num + 1)); |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 547 | } |
| 548 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 549 | void drv_decrement_reference_count(struct driver *drv, struct bo *bo, size_t plane) |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 550 | { |
| 551 | uintptr_t num = drv_get_reference_count(drv, bo, plane); |
| 552 | |
| 553 | drmHashDelete(drv->buffer_table, bo->handles[plane].u32); |
| 554 | |
| 555 | if (num > 0) |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 556 | drmHashInsert(drv->buffer_table, bo->handles[plane].u32, (void *)(num - 1)); |
Gurchetan Singh | 1647fbe | 2016-08-03 17:14:55 -0700 | [diff] [blame] | 557 | } |
Gurchetan Singh | ef92053 | 2016-08-12 16:38:25 -0700 | [diff] [blame] | 558 | |
Gurchetan Singh | 86ddfdc | 2018-09-17 17:13:45 -0700 | [diff] [blame] | 559 | void drv_add_combination(struct driver *drv, const uint32_t format, |
| 560 | struct format_metadata *metadata, uint64_t use_flags) |
| 561 | { |
| 562 | struct combination combo = { .format = format, |
| 563 | .metadata = *metadata, |
| 564 | .use_flags = use_flags }; |
| 565 | |
| 566 | drv_array_append(drv->combos, &combo); |
| 567 | } |
| 568 | |
Gurchetan Singh | d300145 | 2017-11-03 17:18:36 -0700 | [diff] [blame] | 569 | void drv_add_combinations(struct driver *drv, const uint32_t *formats, uint32_t num_formats, |
| 570 | struct format_metadata *metadata, uint64_t use_flags) |
Gurchetan Singh | 179687e | 2016-10-28 10:07:35 -0700 | [diff] [blame] | 571 | { |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 572 | uint32_t i; |
Gurchetan Singh | bc9a87d | 2017-11-03 17:17:35 -0700 | [diff] [blame] | 573 | |
| 574 | for (i = 0; i < num_formats; i++) { |
Gurchetan Singh | 2b1d689 | 2018-09-17 16:58:16 -0700 | [diff] [blame] | 575 | struct combination combo = { .format = formats[i], |
| 576 | .metadata = *metadata, |
| 577 | .use_flags = use_flags }; |
Gurchetan Singh | bc9a87d | 2017-11-03 17:17:35 -0700 | [diff] [blame] | 578 | |
| 579 | drv_array_append(drv->combos, &combo); |
| 580 | } |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 581 | } |
| 582 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 583 | void drv_modify_combination(struct driver *drv, uint32_t format, struct format_metadata *metadata, |
Gurchetan Singh | a1892b2 | 2017-09-28 16:40:52 -0700 | [diff] [blame] | 584 | uint64_t use_flags) |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 585 | { |
| 586 | uint32_t i; |
| 587 | struct combination *combo; |
Gurchetan Singh | a1892b2 | 2017-09-28 16:40:52 -0700 | [diff] [blame] | 588 | /* Attempts to add the specified flags to an existing combination. */ |
Gurchetan Singh | bc9a87d | 2017-11-03 17:17:35 -0700 | [diff] [blame] | 589 | for (i = 0; i < drv_array_size(drv->combos); i++) { |
| 590 | combo = (struct combination *)drv_array_at_idx(drv->combos, i); |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 591 | if (combo->format == format && combo->metadata.tiling == metadata->tiling && |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 592 | combo->metadata.modifier == metadata->modifier) |
Gurchetan Singh | a1892b2 | 2017-09-28 16:40:52 -0700 | [diff] [blame] | 593 | combo->use_flags |= use_flags; |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 594 | } |
| 595 | } |
| 596 | |
Gurchetan Singh | 8ac0c9a | 2017-05-15 09:34:22 -0700 | [diff] [blame] | 597 | int drv_modify_linear_combinations(struct driver *drv) |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 598 | { |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 599 | /* |
| 600 | * All current drivers can scanout linear XRGB8888/ARGB8888 as a primary |
Gurchetan Singh | 28e5ea0 | 2019-12-19 10:56:51 -0800 | [diff] [blame] | 601 | * plane and as a cursor. |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 602 | */ |
Gurchetan Singh | 8ac0c9a | 2017-05-15 09:34:22 -0700 | [diff] [blame] | 603 | drv_modify_combination(drv, DRM_FORMAT_XRGB8888, &LINEAR_METADATA, |
| 604 | BO_USE_CURSOR | BO_USE_SCANOUT); |
| 605 | drv_modify_combination(drv, DRM_FORMAT_ARGB8888, &LINEAR_METADATA, |
| 606 | BO_USE_CURSOR | BO_USE_SCANOUT); |
Gurchetan Singh | 6b41fb5 | 2017-03-01 20:14:39 -0800 | [diff] [blame] | 607 | return 0; |
Gurchetan Singh | 179687e | 2016-10-28 10:07:35 -0700 | [diff] [blame] | 608 | } |
Kristian H. Kristensen | 6061eab | 2017-10-03 13:53:19 -0700 | [diff] [blame] | 609 | |
| 610 | /* |
| 611 | * Pick the best modifier from modifiers, according to the ordering |
| 612 | * given by modifier_order. |
| 613 | */ |
| 614 | uint64_t drv_pick_modifier(const uint64_t *modifiers, uint32_t count, |
| 615 | const uint64_t *modifier_order, uint32_t order_count) |
| 616 | { |
| 617 | uint32_t i, j; |
| 618 | |
| 619 | for (i = 0; i < order_count; i++) { |
| 620 | for (j = 0; j < count; j++) { |
| 621 | if (modifiers[j] == modifier_order[i]) { |
| 622 | return modifiers[j]; |
| 623 | } |
| 624 | } |
| 625 | } |
| 626 | |
| 627 | return DRM_FORMAT_MOD_LINEAR; |
| 628 | } |
Fritz Koenig | 1b9b5b9 | 2019-03-19 13:25:45 -0700 | [diff] [blame] | 629 | |
| 630 | /* |
| 631 | * Search a list of modifiers to see if a given modifier is present |
| 632 | */ |
| 633 | bool drv_has_modifier(const uint64_t *list, uint32_t count, uint64_t modifier) |
| 634 | { |
| 635 | uint32_t i; |
| 636 | for (i = 0; i < count; i++) |
| 637 | if (list[i] == modifier) |
| 638 | return true; |
| 639 | |
| 640 | return false; |
| 641 | } |
Roman Stratiienko | 142dd9c | 2020-12-14 17:34:09 +0200 | [diff] [blame] | 642 | |
| 643 | /* |
| 644 | * Map internal fourcc codes back to standard fourcc codes. |
| 645 | */ |
| 646 | uint32_t drv_get_standard_fourcc(uint32_t fourcc_internal) |
| 647 | { |
| 648 | return (fourcc_internal == DRM_FORMAT_YVU420_ANDROID) ? DRM_FORMAT_YVU420 : fourcc_internal; |
| 649 | } |