root/drivers/gpu/drm/msm/disp/dpu1/dpu_formats.c

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DEFINITIONS

This source file includes following definitions.
  1. _dpu_get_v_h_subsample_rate
  2. _dpu_format_get_media_color_ubwc
  3. _dpu_format_get_plane_sizes_ubwc
  4. _dpu_format_get_plane_sizes_linear
  5. dpu_format_get_plane_sizes
  6. _dpu_format_populate_addrs_ubwc
  7. _dpu_format_populate_addrs_linear
  8. dpu_format_populate_layout
  9. dpu_format_check_modified_format
  10. dpu_get_dpu_format_ext
  11. dpu_get_msm_format

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
   3  */
   4 
   5 #define pr_fmt(fmt)     "[drm:%s:%d] " fmt, __func__, __LINE__
   6 
   7 #include <uapi/drm/drm_fourcc.h>
   8 
   9 #include "msm_media_info.h"
  10 #include "dpu_kms.h"
  11 #include "dpu_formats.h"
  12 
  13 #define DPU_UBWC_META_MACRO_W_H         16
  14 #define DPU_UBWC_META_BLOCK_SIZE        256
  15 #define DPU_UBWC_PLANE_SIZE_ALIGNMENT   4096
  16 
  17 #define DPU_TILE_HEIGHT_DEFAULT 1
  18 #define DPU_TILE_HEIGHT_TILED   4
  19 #define DPU_TILE_HEIGHT_UBWC    4
  20 #define DPU_TILE_HEIGHT_NV12    8
  21 
  22 #define DPU_MAX_IMG_WIDTH               0x3FFF
  23 #define DPU_MAX_IMG_HEIGHT              0x3FFF
  24 
  25 /**
  26  * DPU supported format packing, bpp, and other format
  27  * information.
  28  * DPU currently only supports interleaved RGB formats
  29  * UBWC support for a pixel format is indicated by the flag,
  30  * there is additional meta data plane for such formats
  31  */
  32 
  33 #define INTERLEAVED_RGB_FMT(fmt, a, r, g, b, e0, e1, e2, e3, uc, alpha,   \
  34 bp, flg, fm, np)                                                          \
  35 {                                                                         \
  36         .base.pixel_format = DRM_FORMAT_ ## fmt,                          \
  37         .fetch_planes = DPU_PLANE_INTERLEAVED,                            \
  38         .alpha_enable = alpha,                                            \
  39         .element = { (e0), (e1), (e2), (e3) },                            \
  40         .bits = { g, b, r, a },                                           \
  41         .chroma_sample = DPU_CHROMA_RGB,                                  \
  42         .unpack_align_msb = 0,                                            \
  43         .unpack_tight = 1,                                                \
  44         .unpack_count = uc,                                               \
  45         .bpp = bp,                                                        \
  46         .fetch_mode = fm,                                                 \
  47         .flag = {(flg)},                                                  \
  48         .num_planes = np,                                                 \
  49         .tile_height = DPU_TILE_HEIGHT_DEFAULT                            \
  50 }
  51 
  52 #define INTERLEAVED_RGB_FMT_TILED(fmt, a, r, g, b, e0, e1, e2, e3, uc,    \
  53 alpha, bp, flg, fm, np, th)                                               \
  54 {                                                                         \
  55         .base.pixel_format = DRM_FORMAT_ ## fmt,                          \
  56         .fetch_planes = DPU_PLANE_INTERLEAVED,                            \
  57         .alpha_enable = alpha,                                            \
  58         .element = { (e0), (e1), (e2), (e3) },                            \
  59         .bits = { g, b, r, a },                                           \
  60         .chroma_sample = DPU_CHROMA_RGB,                                  \
  61         .unpack_align_msb = 0,                                            \
  62         .unpack_tight = 1,                                                \
  63         .unpack_count = uc,                                               \
  64         .bpp = bp,                                                        \
  65         .fetch_mode = fm,                                                 \
  66         .flag = {(flg)},                                                  \
  67         .num_planes = np,                                                 \
  68         .tile_height = th                                                 \
  69 }
  70 
  71 
  72 #define INTERLEAVED_YUV_FMT(fmt, a, r, g, b, e0, e1, e2, e3,              \
  73 alpha, chroma, count, bp, flg, fm, np)                                    \
  74 {                                                                         \
  75         .base.pixel_format = DRM_FORMAT_ ## fmt,                          \
  76         .fetch_planes = DPU_PLANE_INTERLEAVED,                            \
  77         .alpha_enable = alpha,                                            \
  78         .element = { (e0), (e1), (e2), (e3)},                             \
  79         .bits = { g, b, r, a },                                           \
  80         .chroma_sample = chroma,                                          \
  81         .unpack_align_msb = 0,                                            \
  82         .unpack_tight = 1,                                                \
  83         .unpack_count = count,                                            \
  84         .bpp = bp,                                                        \
  85         .fetch_mode = fm,                                                 \
  86         .flag = {(flg)},                                                  \
  87         .num_planes = np,                                                 \
  88         .tile_height = DPU_TILE_HEIGHT_DEFAULT                            \
  89 }
  90 
  91 #define PSEUDO_YUV_FMT(fmt, a, r, g, b, e0, e1, chroma, flg, fm, np)      \
  92 {                                                                         \
  93         .base.pixel_format = DRM_FORMAT_ ## fmt,                          \
  94         .fetch_planes = DPU_PLANE_PSEUDO_PLANAR,                          \
  95         .alpha_enable = false,                                            \
  96         .element = { (e0), (e1), 0, 0 },                                  \
  97         .bits = { g, b, r, a },                                           \
  98         .chroma_sample = chroma,                                          \
  99         .unpack_align_msb = 0,                                            \
 100         .unpack_tight = 1,                                                \
 101         .unpack_count = 2,                                                \
 102         .bpp = 2,                                                         \
 103         .fetch_mode = fm,                                                 \
 104         .flag = {(flg)},                                                  \
 105         .num_planes = np,                                                 \
 106         .tile_height = DPU_TILE_HEIGHT_DEFAULT                            \
 107 }
 108 
 109 #define PSEUDO_YUV_FMT_TILED(fmt, a, r, g, b, e0, e1, chroma,             \
 110 flg, fm, np, th)                                                          \
 111 {                                                                         \
 112         .base.pixel_format = DRM_FORMAT_ ## fmt,                          \
 113         .fetch_planes = DPU_PLANE_PSEUDO_PLANAR,                          \
 114         .alpha_enable = false,                                            \
 115         .element = { (e0), (e1), 0, 0 },                                  \
 116         .bits = { g, b, r, a },                                           \
 117         .chroma_sample = chroma,                                          \
 118         .unpack_align_msb = 0,                                            \
 119         .unpack_tight = 1,                                                \
 120         .unpack_count = 2,                                                \
 121         .bpp = 2,                                                         \
 122         .fetch_mode = fm,                                                 \
 123         .flag = {(flg)},                                                  \
 124         .num_planes = np,                                                 \
 125         .tile_height = th                                                 \
 126 }
 127 
 128 #define PSEUDO_YUV_FMT_LOOSE(fmt, a, r, g, b, e0, e1, chroma, flg, fm, np)\
 129 {                                                                         \
 130         .base.pixel_format = DRM_FORMAT_ ## fmt,                          \
 131         .fetch_planes = DPU_PLANE_PSEUDO_PLANAR,                          \
 132         .alpha_enable = false,                                            \
 133         .element = { (e0), (e1), 0, 0 },                                  \
 134         .bits = { g, b, r, a },                                           \
 135         .chroma_sample = chroma,                                          \
 136         .unpack_align_msb = 1,                                            \
 137         .unpack_tight = 0,                                                \
 138         .unpack_count = 2,                                                \
 139         .bpp = 2,                                                         \
 140         .fetch_mode = fm,                                                 \
 141         .flag = {(flg)},                                                  \
 142         .num_planes = np,                                                 \
 143         .tile_height = DPU_TILE_HEIGHT_DEFAULT                            \
 144 }
 145 
 146 #define PSEUDO_YUV_FMT_LOOSE_TILED(fmt, a, r, g, b, e0, e1, chroma,       \
 147 flg, fm, np, th)                                                          \
 148 {                                                                         \
 149         .base.pixel_format = DRM_FORMAT_ ## fmt,                          \
 150         .fetch_planes = DPU_PLANE_PSEUDO_PLANAR,                          \
 151         .alpha_enable = false,                                            \
 152         .element = { (e0), (e1), 0, 0 },                                  \
 153         .bits = { g, b, r, a },                                           \
 154         .chroma_sample = chroma,                                          \
 155         .unpack_align_msb = 1,                                            \
 156         .unpack_tight = 0,                                                \
 157         .unpack_count = 2,                                                \
 158         .bpp = 2,                                                         \
 159         .fetch_mode = fm,                                                 \
 160         .flag = {(flg)},                                                  \
 161         .num_planes = np,                                                 \
 162         .tile_height = th                                                 \
 163 }
 164 
 165 
 166 #define PLANAR_YUV_FMT(fmt, a, r, g, b, e0, e1, e2, alpha, chroma, bp,    \
 167 flg, fm, np)                                                      \
 168 {                                                                         \
 169         .base.pixel_format = DRM_FORMAT_ ## fmt,                          \
 170         .fetch_planes = DPU_PLANE_PLANAR,                                 \
 171         .alpha_enable = alpha,                                            \
 172         .element = { (e0), (e1), (e2), 0 },                               \
 173         .bits = { g, b, r, a },                                           \
 174         .chroma_sample = chroma,                                          \
 175         .unpack_align_msb = 0,                                            \
 176         .unpack_tight = 1,                                                \
 177         .unpack_count = 1,                                                \
 178         .bpp = bp,                                                        \
 179         .fetch_mode = fm,                                                 \
 180         .flag = {(flg)},                                                  \
 181         .num_planes = np,                                                 \
 182         .tile_height = DPU_TILE_HEIGHT_DEFAULT                            \
 183 }
 184 
 185 /*
 186  * struct dpu_media_color_map - maps drm format to media format
 187  * @format: DRM base pixel format
 188  * @color: Media API color related to DRM format
 189  */
 190 struct dpu_media_color_map {
 191         uint32_t format;
 192         uint32_t color;
 193 };
 194 
 195 static const struct dpu_format dpu_format_map[] = {
 196         INTERLEAVED_RGB_FMT(ARGB8888,
 197                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 198                 C1_B_Cb, C0_G_Y, C2_R_Cr, C3_ALPHA, 4,
 199                 true, 4, 0,
 200                 DPU_FETCH_LINEAR, 1),
 201 
 202         INTERLEAVED_RGB_FMT(ABGR8888,
 203                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 204                 C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 205                 true, 4, 0,
 206                 DPU_FETCH_LINEAR, 1),
 207 
 208         INTERLEAVED_RGB_FMT(XBGR8888,
 209                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 210                 C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 211                 false, 4, 0,
 212                 DPU_FETCH_LINEAR, 1),
 213 
 214         INTERLEAVED_RGB_FMT(RGBA8888,
 215                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 216                 C3_ALPHA, C1_B_Cb, C0_G_Y, C2_R_Cr, 4,
 217                 true, 4, 0,
 218                 DPU_FETCH_LINEAR, 1),
 219 
 220         INTERLEAVED_RGB_FMT(BGRA8888,
 221                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 222                 C3_ALPHA, C2_R_Cr, C0_G_Y, C1_B_Cb, 4,
 223                 true, 4, 0,
 224                 DPU_FETCH_LINEAR, 1),
 225 
 226         INTERLEAVED_RGB_FMT(BGRX8888,
 227                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 228                 C3_ALPHA, C2_R_Cr, C0_G_Y, C1_B_Cb, 4,
 229                 false, 4, 0,
 230                 DPU_FETCH_LINEAR, 1),
 231 
 232         INTERLEAVED_RGB_FMT(XRGB8888,
 233                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 234                 C1_B_Cb, C0_G_Y, C2_R_Cr, C3_ALPHA, 4,
 235                 false, 4, 0,
 236                 DPU_FETCH_LINEAR, 1),
 237 
 238         INTERLEAVED_RGB_FMT(RGBX8888,
 239                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 240                 C3_ALPHA, C1_B_Cb, C0_G_Y, C2_R_Cr, 4,
 241                 false, 4, 0,
 242                 DPU_FETCH_LINEAR, 1),
 243 
 244         INTERLEAVED_RGB_FMT(RGB888,
 245                 0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 246                 C1_B_Cb, C0_G_Y, C2_R_Cr, 0, 3,
 247                 false, 3, 0,
 248                 DPU_FETCH_LINEAR, 1),
 249 
 250         INTERLEAVED_RGB_FMT(BGR888,
 251                 0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 252                 C2_R_Cr, C0_G_Y, C1_B_Cb, 0, 3,
 253                 false, 3, 0,
 254                 DPU_FETCH_LINEAR, 1),
 255 
 256         INTERLEAVED_RGB_FMT(RGB565,
 257                 0, COLOR_5BIT, COLOR_6BIT, COLOR_5BIT,
 258                 C1_B_Cb, C0_G_Y, C2_R_Cr, 0, 3,
 259                 false, 2, 0,
 260                 DPU_FETCH_LINEAR, 1),
 261 
 262         INTERLEAVED_RGB_FMT(BGR565,
 263                 0, COLOR_5BIT, COLOR_6BIT, COLOR_5BIT,
 264                 C2_R_Cr, C0_G_Y, C1_B_Cb, 0, 3,
 265                 false, 2, 0,
 266                 DPU_FETCH_LINEAR, 1),
 267 
 268         INTERLEAVED_RGB_FMT(ARGB1555,
 269                 COLOR_ALPHA_1BIT, COLOR_5BIT, COLOR_5BIT, COLOR_5BIT,
 270                 C1_B_Cb, C0_G_Y, C2_R_Cr, C3_ALPHA, 4,
 271                 true, 2, 0,
 272                 DPU_FETCH_LINEAR, 1),
 273 
 274         INTERLEAVED_RGB_FMT(ABGR1555,
 275                 COLOR_ALPHA_1BIT, COLOR_5BIT, COLOR_5BIT, COLOR_5BIT,
 276                 C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 277                 true, 2, 0,
 278                 DPU_FETCH_LINEAR, 1),
 279 
 280         INTERLEAVED_RGB_FMT(RGBA5551,
 281                 COLOR_ALPHA_1BIT, COLOR_5BIT, COLOR_5BIT, COLOR_5BIT,
 282                 C3_ALPHA, C1_B_Cb, C0_G_Y, C2_R_Cr, 4,
 283                 true, 2, 0,
 284                 DPU_FETCH_LINEAR, 1),
 285 
 286         INTERLEAVED_RGB_FMT(BGRA5551,
 287                 COLOR_ALPHA_1BIT, COLOR_5BIT, COLOR_5BIT, COLOR_5BIT,
 288                 C3_ALPHA, C2_R_Cr, C0_G_Y, C1_B_Cb, 4,
 289                 true, 2, 0,
 290                 DPU_FETCH_LINEAR, 1),
 291 
 292         INTERLEAVED_RGB_FMT(XRGB1555,
 293                 COLOR_ALPHA_1BIT, COLOR_5BIT, COLOR_5BIT, COLOR_5BIT,
 294                 C1_B_Cb, C0_G_Y, C2_R_Cr, C3_ALPHA, 4,
 295                 false, 2, 0,
 296                 DPU_FETCH_LINEAR, 1),
 297 
 298         INTERLEAVED_RGB_FMT(XBGR1555,
 299                 COLOR_ALPHA_1BIT, COLOR_5BIT, COLOR_5BIT, COLOR_5BIT,
 300                 C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 301                 false, 2, 0,
 302                 DPU_FETCH_LINEAR, 1),
 303 
 304         INTERLEAVED_RGB_FMT(RGBX5551,
 305                 COLOR_ALPHA_1BIT, COLOR_5BIT, COLOR_5BIT, COLOR_5BIT,
 306                 C3_ALPHA, C1_B_Cb, C0_G_Y, C2_R_Cr, 4,
 307                 false, 2, 0,
 308                 DPU_FETCH_LINEAR, 1),
 309 
 310         INTERLEAVED_RGB_FMT(BGRX5551,
 311                 COLOR_ALPHA_1BIT, COLOR_5BIT, COLOR_5BIT, COLOR_5BIT,
 312                 C3_ALPHA, C2_R_Cr, C0_G_Y, C1_B_Cb, 4,
 313                 false, 2, 0,
 314                 DPU_FETCH_LINEAR, 1),
 315 
 316         INTERLEAVED_RGB_FMT(ARGB4444,
 317                 COLOR_ALPHA_4BIT, COLOR_4BIT, COLOR_4BIT, COLOR_4BIT,
 318                 C1_B_Cb, C0_G_Y, C2_R_Cr, C3_ALPHA, 4,
 319                 true, 2, 0,
 320                 DPU_FETCH_LINEAR, 1),
 321 
 322         INTERLEAVED_RGB_FMT(ABGR4444,
 323                 COLOR_ALPHA_4BIT, COLOR_4BIT, COLOR_4BIT, COLOR_4BIT,
 324                 C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 325                 true, 2, 0,
 326                 DPU_FETCH_LINEAR, 1),
 327 
 328         INTERLEAVED_RGB_FMT(RGBA4444,
 329                 COLOR_ALPHA_4BIT, COLOR_4BIT, COLOR_4BIT, COLOR_4BIT,
 330                 C3_ALPHA, C1_B_Cb, C0_G_Y, C2_R_Cr, 4,
 331                 true, 2, 0,
 332                 DPU_FETCH_LINEAR, 1),
 333 
 334         INTERLEAVED_RGB_FMT(BGRA4444,
 335                 COLOR_ALPHA_4BIT, COLOR_4BIT, COLOR_4BIT, COLOR_4BIT,
 336                 C3_ALPHA, C2_R_Cr, C0_G_Y, C1_B_Cb, 4,
 337                 true, 2, 0,
 338                 DPU_FETCH_LINEAR, 1),
 339 
 340         INTERLEAVED_RGB_FMT(XRGB4444,
 341                 COLOR_ALPHA_4BIT, COLOR_4BIT, COLOR_4BIT, COLOR_4BIT,
 342                 C1_B_Cb, C0_G_Y, C2_R_Cr, C3_ALPHA, 4,
 343                 false, 2, 0,
 344                 DPU_FETCH_LINEAR, 1),
 345 
 346         INTERLEAVED_RGB_FMT(XBGR4444,
 347                 COLOR_ALPHA_4BIT, COLOR_4BIT, COLOR_4BIT, COLOR_4BIT,
 348                 C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 349                 false, 2, 0,
 350                 DPU_FETCH_LINEAR, 1),
 351 
 352         INTERLEAVED_RGB_FMT(RGBX4444,
 353                 COLOR_ALPHA_4BIT, COLOR_4BIT, COLOR_4BIT, COLOR_4BIT,
 354                 C3_ALPHA, C1_B_Cb, C0_G_Y, C2_R_Cr, 4,
 355                 false, 2, 0,
 356                 DPU_FETCH_LINEAR, 1),
 357 
 358         INTERLEAVED_RGB_FMT(BGRX4444,
 359                 COLOR_ALPHA_4BIT, COLOR_4BIT, COLOR_4BIT, COLOR_4BIT,
 360                 C3_ALPHA, C2_R_Cr, C0_G_Y, C1_B_Cb, 4,
 361                 false, 2, 0,
 362                 DPU_FETCH_LINEAR, 1),
 363 
 364         INTERLEAVED_RGB_FMT(BGRA1010102,
 365                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 366                 C3_ALPHA, C2_R_Cr, C0_G_Y, C1_B_Cb, 4,
 367                 true, 4, DPU_FORMAT_FLAG_DX,
 368                 DPU_FETCH_LINEAR, 1),
 369 
 370         INTERLEAVED_RGB_FMT(RGBA1010102,
 371                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 372                 C3_ALPHA, C1_B_Cb, C0_G_Y, C2_R_Cr, 4,
 373                 true, 4, DPU_FORMAT_FLAG_DX,
 374                 DPU_FETCH_LINEAR, 1),
 375 
 376         INTERLEAVED_RGB_FMT(ABGR2101010,
 377                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 378                 C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 379                 true, 4, DPU_FORMAT_FLAG_DX,
 380                 DPU_FETCH_LINEAR, 1),
 381 
 382         INTERLEAVED_RGB_FMT(ARGB2101010,
 383                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 384                 C1_B_Cb, C0_G_Y, C2_R_Cr, C3_ALPHA, 4,
 385                 true, 4, DPU_FORMAT_FLAG_DX,
 386                 DPU_FETCH_LINEAR, 1),
 387 
 388         INTERLEAVED_RGB_FMT(XRGB2101010,
 389                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 390                 C1_B_Cb, C0_G_Y, C2_R_Cr, C3_ALPHA, 4,
 391                 false, 4, DPU_FORMAT_FLAG_DX,
 392                 DPU_FETCH_LINEAR, 1),
 393 
 394         INTERLEAVED_RGB_FMT(BGRX1010102,
 395                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 396                 C3_ALPHA, C2_R_Cr, C0_G_Y, C1_B_Cb, 4,
 397                 false, 4, DPU_FORMAT_FLAG_DX,
 398                 DPU_FETCH_LINEAR, 1),
 399 
 400         INTERLEAVED_RGB_FMT(XBGR2101010,
 401                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 402                 C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 403                 false, 4, DPU_FORMAT_FLAG_DX,
 404                 DPU_FETCH_LINEAR, 1),
 405 
 406         INTERLEAVED_RGB_FMT(RGBX1010102,
 407                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 408                 C3_ALPHA, C1_B_Cb, C0_G_Y, C2_R_Cr, 4,
 409                 false, 4, DPU_FORMAT_FLAG_DX,
 410                 DPU_FETCH_LINEAR, 1),
 411 
 412         PSEUDO_YUV_FMT(NV12,
 413                 0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 414                 C1_B_Cb, C2_R_Cr,
 415                 DPU_CHROMA_420, DPU_FORMAT_FLAG_YUV,
 416                 DPU_FETCH_LINEAR, 2),
 417 
 418         PSEUDO_YUV_FMT(NV21,
 419                 0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 420                 C2_R_Cr, C1_B_Cb,
 421                 DPU_CHROMA_420, DPU_FORMAT_FLAG_YUV,
 422                 DPU_FETCH_LINEAR, 2),
 423 
 424         PSEUDO_YUV_FMT(NV16,
 425                 0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 426                 C1_B_Cb, C2_R_Cr,
 427                 DPU_CHROMA_H2V1, DPU_FORMAT_FLAG_YUV,
 428                 DPU_FETCH_LINEAR, 2),
 429 
 430         PSEUDO_YUV_FMT(NV61,
 431                 0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 432                 C2_R_Cr, C1_B_Cb,
 433                 DPU_CHROMA_H2V1, DPU_FORMAT_FLAG_YUV,
 434                 DPU_FETCH_LINEAR, 2),
 435 
 436         INTERLEAVED_YUV_FMT(VYUY,
 437                 0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 438                 C2_R_Cr, C0_G_Y, C1_B_Cb, C0_G_Y,
 439                 false, DPU_CHROMA_H2V1, 4, 2, DPU_FORMAT_FLAG_YUV,
 440                 DPU_FETCH_LINEAR, 2),
 441 
 442         INTERLEAVED_YUV_FMT(UYVY,
 443                 0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 444                 C1_B_Cb, C0_G_Y, C2_R_Cr, C0_G_Y,
 445                 false, DPU_CHROMA_H2V1, 4, 2, DPU_FORMAT_FLAG_YUV,
 446                 DPU_FETCH_LINEAR, 2),
 447 
 448         INTERLEAVED_YUV_FMT(YUYV,
 449                 0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 450                 C0_G_Y, C1_B_Cb, C0_G_Y, C2_R_Cr,
 451                 false, DPU_CHROMA_H2V1, 4, 2, DPU_FORMAT_FLAG_YUV,
 452                 DPU_FETCH_LINEAR, 2),
 453 
 454         INTERLEAVED_YUV_FMT(YVYU,
 455                 0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 456                 C0_G_Y, C2_R_Cr, C0_G_Y, C1_B_Cb,
 457                 false, DPU_CHROMA_H2V1, 4, 2, DPU_FORMAT_FLAG_YUV,
 458                 DPU_FETCH_LINEAR, 2),
 459 
 460         PLANAR_YUV_FMT(YUV420,
 461                 0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 462                 C2_R_Cr, C1_B_Cb, C0_G_Y,
 463                 false, DPU_CHROMA_420, 1, DPU_FORMAT_FLAG_YUV,
 464                 DPU_FETCH_LINEAR, 3),
 465 
 466         PLANAR_YUV_FMT(YVU420,
 467                 0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 468                 C1_B_Cb, C2_R_Cr, C0_G_Y,
 469                 false, DPU_CHROMA_420, 1, DPU_FORMAT_FLAG_YUV,
 470                 DPU_FETCH_LINEAR, 3),
 471 };
 472 
 473 /*
 474  * UBWC formats table:
 475  * This table holds the UBWC formats supported.
 476  * If a compression ratio needs to be used for this or any other format,
 477  * the data will be passed by user-space.
 478  */
 479 static const struct dpu_format dpu_format_map_ubwc[] = {
 480         INTERLEAVED_RGB_FMT_TILED(BGR565,
 481                 0, COLOR_5BIT, COLOR_6BIT, COLOR_5BIT,
 482                 C2_R_Cr, C0_G_Y, C1_B_Cb, 0, 3,
 483                 false, 2, DPU_FORMAT_FLAG_COMPRESSED,
 484                 DPU_FETCH_UBWC, 2, DPU_TILE_HEIGHT_UBWC),
 485 
 486         INTERLEAVED_RGB_FMT_TILED(ABGR8888,
 487                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 488                 C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 489                 true, 4, DPU_FORMAT_FLAG_COMPRESSED,
 490                 DPU_FETCH_UBWC, 2, DPU_TILE_HEIGHT_UBWC),
 491 
 492         INTERLEAVED_RGB_FMT_TILED(XBGR8888,
 493                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 494                 C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 495                 false, 4, DPU_FORMAT_FLAG_COMPRESSED,
 496                 DPU_FETCH_UBWC, 2, DPU_TILE_HEIGHT_UBWC),
 497 
 498         INTERLEAVED_RGB_FMT_TILED(ABGR2101010,
 499                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 500                 C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 501                 true, 4, DPU_FORMAT_FLAG_DX | DPU_FORMAT_FLAG_COMPRESSED,
 502                 DPU_FETCH_UBWC, 2, DPU_TILE_HEIGHT_UBWC),
 503 
 504         INTERLEAVED_RGB_FMT_TILED(XBGR2101010,
 505                 COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 506                 C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 507                 true, 4, DPU_FORMAT_FLAG_DX | DPU_FORMAT_FLAG_COMPRESSED,
 508                 DPU_FETCH_UBWC, 2, DPU_TILE_HEIGHT_UBWC),
 509 
 510         PSEUDO_YUV_FMT_TILED(NV12,
 511                 0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 512                 C1_B_Cb, C2_R_Cr,
 513                 DPU_CHROMA_420, DPU_FORMAT_FLAG_YUV |
 514                                 DPU_FORMAT_FLAG_COMPRESSED,
 515                 DPU_FETCH_UBWC, 4, DPU_TILE_HEIGHT_NV12),
 516 };
 517 
 518 /* _dpu_get_v_h_subsample_rate - Get subsample rates for all formats we support
 519  *   Note: Not using the drm_format_*_subsampling since we have formats
 520  */
 521 static void _dpu_get_v_h_subsample_rate(
 522         enum dpu_chroma_samp_type chroma_sample,
 523         uint32_t *v_sample,
 524         uint32_t *h_sample)
 525 {
 526         if (!v_sample || !h_sample)
 527                 return;
 528 
 529         switch (chroma_sample) {
 530         case DPU_CHROMA_H2V1:
 531                 *v_sample = 1;
 532                 *h_sample = 2;
 533                 break;
 534         case DPU_CHROMA_H1V2:
 535                 *v_sample = 2;
 536                 *h_sample = 1;
 537                 break;
 538         case DPU_CHROMA_420:
 539                 *v_sample = 2;
 540                 *h_sample = 2;
 541                 break;
 542         default:
 543                 *v_sample = 1;
 544                 *h_sample = 1;
 545                 break;
 546         }
 547 }
 548 
 549 static int _dpu_format_get_media_color_ubwc(const struct dpu_format *fmt)
 550 {
 551         static const struct dpu_media_color_map dpu_media_ubwc_map[] = {
 552                 {DRM_FORMAT_ABGR8888, COLOR_FMT_RGBA8888_UBWC},
 553                 {DRM_FORMAT_XBGR8888, COLOR_FMT_RGBA8888_UBWC},
 554                 {DRM_FORMAT_ABGR2101010, COLOR_FMT_RGBA1010102_UBWC},
 555                 {DRM_FORMAT_XBGR2101010, COLOR_FMT_RGBA1010102_UBWC},
 556                 {DRM_FORMAT_BGR565, COLOR_FMT_RGB565_UBWC},
 557         };
 558         int color_fmt = -1;
 559         int i;
 560 
 561         if (fmt->base.pixel_format == DRM_FORMAT_NV12) {
 562                 if (DPU_FORMAT_IS_DX(fmt)) {
 563                         if (fmt->unpack_tight)
 564                                 color_fmt = COLOR_FMT_NV12_BPP10_UBWC;
 565                         else
 566                                 color_fmt = COLOR_FMT_P010_UBWC;
 567                 } else
 568                         color_fmt = COLOR_FMT_NV12_UBWC;
 569                 return color_fmt;
 570         }
 571 
 572         for (i = 0; i < ARRAY_SIZE(dpu_media_ubwc_map); ++i)
 573                 if (fmt->base.pixel_format == dpu_media_ubwc_map[i].format) {
 574                         color_fmt = dpu_media_ubwc_map[i].color;
 575                         break;
 576                 }
 577         return color_fmt;
 578 }
 579 
 580 static int _dpu_format_get_plane_sizes_ubwc(
 581                 const struct dpu_format *fmt,
 582                 const uint32_t width,
 583                 const uint32_t height,
 584                 struct dpu_hw_fmt_layout *layout)
 585 {
 586         int i;
 587         int color;
 588         bool meta = DPU_FORMAT_IS_UBWC(fmt);
 589 
 590         memset(layout, 0, sizeof(struct dpu_hw_fmt_layout));
 591         layout->format = fmt;
 592         layout->width = width;
 593         layout->height = height;
 594         layout->num_planes = fmt->num_planes;
 595 
 596         color = _dpu_format_get_media_color_ubwc(fmt);
 597         if (color < 0) {
 598                 DRM_ERROR("UBWC format not supported for fmt: %4.4s\n",
 599                         (char *)&fmt->base.pixel_format);
 600                 return -EINVAL;
 601         }
 602 
 603         if (DPU_FORMAT_IS_YUV(layout->format)) {
 604                 uint32_t y_sclines, uv_sclines;
 605                 uint32_t y_meta_scanlines = 0;
 606                 uint32_t uv_meta_scanlines = 0;
 607 
 608                 layout->num_planes = 2;
 609                 layout->plane_pitch[0] = VENUS_Y_STRIDE(color, width);
 610                 y_sclines = VENUS_Y_SCANLINES(color, height);
 611                 layout->plane_size[0] = MSM_MEDIA_ALIGN(layout->plane_pitch[0] *
 612                         y_sclines, DPU_UBWC_PLANE_SIZE_ALIGNMENT);
 613 
 614                 layout->plane_pitch[1] = VENUS_UV_STRIDE(color, width);
 615                 uv_sclines = VENUS_UV_SCANLINES(color, height);
 616                 layout->plane_size[1] = MSM_MEDIA_ALIGN(layout->plane_pitch[1] *
 617                         uv_sclines, DPU_UBWC_PLANE_SIZE_ALIGNMENT);
 618 
 619                 if (!meta)
 620                         goto done;
 621 
 622                 layout->num_planes += 2;
 623                 layout->plane_pitch[2] = VENUS_Y_META_STRIDE(color, width);
 624                 y_meta_scanlines = VENUS_Y_META_SCANLINES(color, height);
 625                 layout->plane_size[2] = MSM_MEDIA_ALIGN(layout->plane_pitch[2] *
 626                         y_meta_scanlines, DPU_UBWC_PLANE_SIZE_ALIGNMENT);
 627 
 628                 layout->plane_pitch[3] = VENUS_UV_META_STRIDE(color, width);
 629                 uv_meta_scanlines = VENUS_UV_META_SCANLINES(color, height);
 630                 layout->plane_size[3] = MSM_MEDIA_ALIGN(layout->plane_pitch[3] *
 631                         uv_meta_scanlines, DPU_UBWC_PLANE_SIZE_ALIGNMENT);
 632 
 633         } else {
 634                 uint32_t rgb_scanlines, rgb_meta_scanlines;
 635 
 636                 layout->num_planes = 1;
 637 
 638                 layout->plane_pitch[0] = VENUS_RGB_STRIDE(color, width);
 639                 rgb_scanlines = VENUS_RGB_SCANLINES(color, height);
 640                 layout->plane_size[0] = MSM_MEDIA_ALIGN(layout->plane_pitch[0] *
 641                         rgb_scanlines, DPU_UBWC_PLANE_SIZE_ALIGNMENT);
 642 
 643                 if (!meta)
 644                         goto done;
 645                 layout->num_planes += 2;
 646                 layout->plane_pitch[2] = VENUS_RGB_META_STRIDE(color, width);
 647                 rgb_meta_scanlines = VENUS_RGB_META_SCANLINES(color, height);
 648                 layout->plane_size[2] = MSM_MEDIA_ALIGN(layout->plane_pitch[2] *
 649                         rgb_meta_scanlines, DPU_UBWC_PLANE_SIZE_ALIGNMENT);
 650         }
 651 
 652 done:
 653         for (i = 0; i < DPU_MAX_PLANES; i++)
 654                 layout->total_size += layout->plane_size[i];
 655 
 656         return 0;
 657 }
 658 
 659 static int _dpu_format_get_plane_sizes_linear(
 660                 const struct dpu_format *fmt,
 661                 const uint32_t width,
 662                 const uint32_t height,
 663                 struct dpu_hw_fmt_layout *layout,
 664                 const uint32_t *pitches)
 665 {
 666         int i;
 667 
 668         memset(layout, 0, sizeof(struct dpu_hw_fmt_layout));
 669         layout->format = fmt;
 670         layout->width = width;
 671         layout->height = height;
 672         layout->num_planes = fmt->num_planes;
 673 
 674         /* Due to memset above, only need to set planes of interest */
 675         if (fmt->fetch_planes == DPU_PLANE_INTERLEAVED) {
 676                 layout->num_planes = 1;
 677                 layout->plane_size[0] = width * height * layout->format->bpp;
 678                 layout->plane_pitch[0] = width * layout->format->bpp;
 679         } else {
 680                 uint32_t v_subsample, h_subsample;
 681                 uint32_t chroma_samp;
 682                 uint32_t bpp = 1;
 683 
 684                 chroma_samp = fmt->chroma_sample;
 685                 _dpu_get_v_h_subsample_rate(chroma_samp, &v_subsample,
 686                                 &h_subsample);
 687 
 688                 if (width % h_subsample || height % v_subsample) {
 689                         DRM_ERROR("mismatch in subsample vs dimensions\n");
 690                         return -EINVAL;
 691                 }
 692 
 693                 if ((fmt->base.pixel_format == DRM_FORMAT_NV12) &&
 694                         (DPU_FORMAT_IS_DX(fmt)))
 695                         bpp = 2;
 696                 layout->plane_pitch[0] = width * bpp;
 697                 layout->plane_pitch[1] = layout->plane_pitch[0] / h_subsample;
 698                 layout->plane_size[0] = layout->plane_pitch[0] * height;
 699                 layout->plane_size[1] = layout->plane_pitch[1] *
 700                                 (height / v_subsample);
 701 
 702                 if (fmt->fetch_planes == DPU_PLANE_PSEUDO_PLANAR) {
 703                         layout->num_planes = 2;
 704                         layout->plane_size[1] *= 2;
 705                         layout->plane_pitch[1] *= 2;
 706                 } else {
 707                         /* planar */
 708                         layout->num_planes = 3;
 709                         layout->plane_size[2] = layout->plane_size[1];
 710                         layout->plane_pitch[2] = layout->plane_pitch[1];
 711                 }
 712         }
 713 
 714         /*
 715          * linear format: allow user allocated pitches if they are greater than
 716          * the requirement.
 717          * ubwc format: pitch values are computed uniformly across
 718          * all the components based on ubwc specifications.
 719          */
 720         for (i = 0; i < layout->num_planes && i < DPU_MAX_PLANES; ++i) {
 721                 if (pitches && layout->plane_pitch[i] < pitches[i])
 722                         layout->plane_pitch[i] = pitches[i];
 723         }
 724 
 725         for (i = 0; i < DPU_MAX_PLANES; i++)
 726                 layout->total_size += layout->plane_size[i];
 727 
 728         return 0;
 729 }
 730 
 731 static int dpu_format_get_plane_sizes(
 732                 const struct dpu_format *fmt,
 733                 const uint32_t w,
 734                 const uint32_t h,
 735                 struct dpu_hw_fmt_layout *layout,
 736                 const uint32_t *pitches)
 737 {
 738         if (!layout || !fmt) {
 739                 DRM_ERROR("invalid pointer\n");
 740                 return -EINVAL;
 741         }
 742 
 743         if ((w > DPU_MAX_IMG_WIDTH) || (h > DPU_MAX_IMG_HEIGHT)) {
 744                 DRM_ERROR("image dimensions outside max range\n");
 745                 return -ERANGE;
 746         }
 747 
 748         if (DPU_FORMAT_IS_UBWC(fmt) || DPU_FORMAT_IS_TILE(fmt))
 749                 return _dpu_format_get_plane_sizes_ubwc(fmt, w, h, layout);
 750 
 751         return _dpu_format_get_plane_sizes_linear(fmt, w, h, layout, pitches);
 752 }
 753 
 754 static int _dpu_format_populate_addrs_ubwc(
 755                 struct msm_gem_address_space *aspace,
 756                 struct drm_framebuffer *fb,
 757                 struct dpu_hw_fmt_layout *layout)
 758 {
 759         uint32_t base_addr = 0;
 760         bool meta;
 761 
 762         if (!fb || !layout) {
 763                 DRM_ERROR("invalid pointers\n");
 764                 return -EINVAL;
 765         }
 766 
 767         if (aspace)
 768                 base_addr = msm_framebuffer_iova(fb, aspace, 0);
 769         if (!base_addr) {
 770                 DRM_ERROR("failed to retrieve base addr\n");
 771                 return -EFAULT;
 772         }
 773 
 774         meta = DPU_FORMAT_IS_UBWC(layout->format);
 775 
 776         /* Per-format logic for verifying active planes */
 777         if (DPU_FORMAT_IS_YUV(layout->format)) {
 778                 /************************************************/
 779                 /*      UBWC            **                      */
 780                 /*      buffer          **      DPU PLANE       */
 781                 /*      format          **                      */
 782                 /************************************************/
 783                 /* -------------------  ** -------------------- */
 784                 /* |      Y meta     |  ** |    Y bitstream   | */
 785                 /* |       data      |  ** |       plane      | */
 786                 /* -------------------  ** -------------------- */
 787                 /* |    Y bitstream  |  ** |  CbCr bitstream  | */
 788                 /* |       data      |  ** |       plane      | */
 789                 /* -------------------  ** -------------------- */
 790                 /* |   Cbcr metadata |  ** |       Y meta     | */
 791                 /* |       data      |  ** |       plane      | */
 792                 /* -------------------  ** -------------------- */
 793                 /* |  CbCr bitstream |  ** |     CbCr meta    | */
 794                 /* |       data      |  ** |       plane      | */
 795                 /* -------------------  ** -------------------- */
 796                 /************************************************/
 797 
 798                 /* configure Y bitstream plane */
 799                 layout->plane_addr[0] = base_addr + layout->plane_size[2];
 800 
 801                 /* configure CbCr bitstream plane */
 802                 layout->plane_addr[1] = base_addr + layout->plane_size[0]
 803                         + layout->plane_size[2] + layout->plane_size[3];
 804 
 805                 if (!meta)
 806                         return 0;
 807 
 808                 /* configure Y metadata plane */
 809                 layout->plane_addr[2] = base_addr;
 810 
 811                 /* configure CbCr metadata plane */
 812                 layout->plane_addr[3] = base_addr + layout->plane_size[0]
 813                         + layout->plane_size[2];
 814 
 815         } else {
 816                 /************************************************/
 817                 /*      UBWC            **                      */
 818                 /*      buffer          **      DPU PLANE       */
 819                 /*      format          **                      */
 820                 /************************************************/
 821                 /* -------------------  ** -------------------- */
 822                 /* |      RGB meta   |  ** |   RGB bitstream  | */
 823                 /* |       data      |  ** |       plane      | */
 824                 /* -------------------  ** -------------------- */
 825                 /* |  RGB bitstream  |  ** |       NONE       | */
 826                 /* |       data      |  ** |                  | */
 827                 /* -------------------  ** -------------------- */
 828                 /*                      ** |     RGB meta     | */
 829                 /*                      ** |       plane      | */
 830                 /*                      ** -------------------- */
 831                 /************************************************/
 832 
 833                 layout->plane_addr[0] = base_addr + layout->plane_size[2];
 834                 layout->plane_addr[1] = 0;
 835 
 836                 if (!meta)
 837                         return 0;
 838 
 839                 layout->plane_addr[2] = base_addr;
 840                 layout->plane_addr[3] = 0;
 841         }
 842         return 0;
 843 }
 844 
 845 static int _dpu_format_populate_addrs_linear(
 846                 struct msm_gem_address_space *aspace,
 847                 struct drm_framebuffer *fb,
 848                 struct dpu_hw_fmt_layout *layout)
 849 {
 850         unsigned int i;
 851 
 852         /* Can now check the pitches given vs pitches expected */
 853         for (i = 0; i < layout->num_planes; ++i) {
 854                 if (layout->plane_pitch[i] > fb->pitches[i]) {
 855                         DRM_ERROR("plane %u expected pitch %u, fb %u\n",
 856                                 i, layout->plane_pitch[i], fb->pitches[i]);
 857                         return -EINVAL;
 858                 }
 859         }
 860 
 861         /* Populate addresses for simple formats here */
 862         for (i = 0; i < layout->num_planes; ++i) {
 863                 if (aspace)
 864                         layout->plane_addr[i] =
 865                                 msm_framebuffer_iova(fb, aspace, i);
 866                 if (!layout->plane_addr[i]) {
 867                         DRM_ERROR("failed to retrieve base addr\n");
 868                         return -EFAULT;
 869                 }
 870         }
 871 
 872         return 0;
 873 }
 874 
 875 int dpu_format_populate_layout(
 876                 struct msm_gem_address_space *aspace,
 877                 struct drm_framebuffer *fb,
 878                 struct dpu_hw_fmt_layout *layout)
 879 {
 880         uint32_t plane_addr[DPU_MAX_PLANES];
 881         int i, ret;
 882 
 883         if (!fb || !layout) {
 884                 DRM_ERROR("invalid arguments\n");
 885                 return -EINVAL;
 886         }
 887 
 888         if ((fb->width > DPU_MAX_IMG_WIDTH) ||
 889                         (fb->height > DPU_MAX_IMG_HEIGHT)) {
 890                 DRM_ERROR("image dimensions outside max range\n");
 891                 return -ERANGE;
 892         }
 893 
 894         layout->format = to_dpu_format(msm_framebuffer_format(fb));
 895 
 896         /* Populate the plane sizes etc via get_format */
 897         ret = dpu_format_get_plane_sizes(layout->format, fb->width, fb->height,
 898                         layout, fb->pitches);
 899         if (ret)
 900                 return ret;
 901 
 902         for (i = 0; i < DPU_MAX_PLANES; ++i)
 903                 plane_addr[i] = layout->plane_addr[i];
 904 
 905         /* Populate the addresses given the fb */
 906         if (DPU_FORMAT_IS_UBWC(layout->format) ||
 907                         DPU_FORMAT_IS_TILE(layout->format))
 908                 ret = _dpu_format_populate_addrs_ubwc(aspace, fb, layout);
 909         else
 910                 ret = _dpu_format_populate_addrs_linear(aspace, fb, layout);
 911 
 912         /* check if anything changed */
 913         if (!ret && !memcmp(plane_addr, layout->plane_addr, sizeof(plane_addr)))
 914                 ret = -EAGAIN;
 915 
 916         return ret;
 917 }
 918 
 919 int dpu_format_check_modified_format(
 920                 const struct msm_kms *kms,
 921                 const struct msm_format *msm_fmt,
 922                 const struct drm_mode_fb_cmd2 *cmd,
 923                 struct drm_gem_object **bos)
 924 {
 925         const struct drm_format_info *info;
 926         const struct dpu_format *fmt;
 927         struct dpu_hw_fmt_layout layout;
 928         uint32_t bos_total_size = 0;
 929         int ret, i;
 930 
 931         if (!msm_fmt || !cmd || !bos) {
 932                 DRM_ERROR("invalid arguments\n");
 933                 return -EINVAL;
 934         }
 935 
 936         fmt = to_dpu_format(msm_fmt);
 937         info = drm_format_info(fmt->base.pixel_format);
 938         if (!info)
 939                 return -EINVAL;
 940 
 941         ret = dpu_format_get_plane_sizes(fmt, cmd->width, cmd->height,
 942                         &layout, cmd->pitches);
 943         if (ret)
 944                 return ret;
 945 
 946         for (i = 0; i < info->num_planes; i++) {
 947                 if (!bos[i]) {
 948                         DRM_ERROR("invalid handle for plane %d\n", i);
 949                         return -EINVAL;
 950                 }
 951                 if ((i == 0) || (bos[i] != bos[0]))
 952                         bos_total_size += bos[i]->size;
 953         }
 954 
 955         if (bos_total_size < layout.total_size) {
 956                 DRM_ERROR("buffers total size too small %u expected %u\n",
 957                                 bos_total_size, layout.total_size);
 958                 return -EINVAL;
 959         }
 960 
 961         return 0;
 962 }
 963 
 964 const struct dpu_format *dpu_get_dpu_format_ext(
 965                 const uint32_t format,
 966                 const uint64_t modifier)
 967 {
 968         uint32_t i = 0;
 969         const struct dpu_format *fmt = NULL;
 970         const struct dpu_format *map = NULL;
 971         ssize_t map_size = 0;
 972 
 973         /*
 974          * Currently only support exactly zero or one modifier.
 975          * All planes use the same modifier.
 976          */
 977         DPU_DEBUG("plane format modifier 0x%llX\n", modifier);
 978 
 979         switch (modifier) {
 980         case 0:
 981                 map = dpu_format_map;
 982                 map_size = ARRAY_SIZE(dpu_format_map);
 983                 break;
 984         case DRM_FORMAT_MOD_QCOM_COMPRESSED:
 985                 map = dpu_format_map_ubwc;
 986                 map_size = ARRAY_SIZE(dpu_format_map_ubwc);
 987                 DPU_DEBUG("found fmt: %4.4s  DRM_FORMAT_MOD_QCOM_COMPRESSED\n",
 988                                 (char *)&format);
 989                 break;
 990         default:
 991                 DPU_ERROR("unsupported format modifier %llX\n", modifier);
 992                 return NULL;
 993         }
 994 
 995         for (i = 0; i < map_size; i++) {
 996                 if (format == map[i].base.pixel_format) {
 997                         fmt = &map[i];
 998                         break;
 999                 }
1000         }
1001 
1002         if (fmt == NULL)
1003                 DPU_ERROR("unsupported fmt: %4.4s modifier 0x%llX\n",
1004                         (char *)&format, modifier);
1005         else
1006                 DPU_DEBUG("fmt %4.4s mod 0x%llX ubwc %d yuv %d\n",
1007                                 (char *)&format, modifier,
1008                                 DPU_FORMAT_IS_UBWC(fmt),
1009                                 DPU_FORMAT_IS_YUV(fmt));
1010 
1011         return fmt;
1012 }
1013 
1014 const struct msm_format *dpu_get_msm_format(
1015                 struct msm_kms *kms,
1016                 const uint32_t format,
1017                 const uint64_t modifiers)
1018 {
1019         const struct dpu_format *fmt = dpu_get_dpu_format_ext(format,
1020                         modifiers);
1021         if (fmt)
1022                 return &fmt->base;
1023         return NULL;
1024 }

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