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   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#include <drm/drm_framebuffer.h>
   9
  10#include "msm_media_info.h"
  11#include "dpu_kms.h"
  12#include "dpu_formats.h"
  13
  14#define DPU_UBWC_META_MACRO_W_H		16
  15#define DPU_UBWC_META_BLOCK_SIZE	256
  16#define DPU_UBWC_PLANE_SIZE_ALIGNMENT	4096
  17
  18#define DPU_TILE_HEIGHT_DEFAULT	1
  19#define DPU_TILE_HEIGHT_TILED	4
  20#define DPU_TILE_HEIGHT_UBWC	4
  21#define DPU_TILE_HEIGHT_NV12	8
  22
  23#define DPU_MAX_IMG_WIDTH		0x3FFF
  24#define DPU_MAX_IMG_HEIGHT		0x3FFF
  25
  26/*
  27 * DPU supported format packing, bpp, and other format
  28 * information.
  29 * DPU currently only supports interleaved RGB formats
  30 * UBWC support for a pixel format is indicated by the flag,
  31 * there is additional meta data plane for such formats
  32 */
  33
  34#define INTERLEAVED_RGB_FMT(fmt, a, r, g, b, e0, e1, e2, e3, uc, alpha,   \
  35bp, flg, fm, np)                                                          \
  36{                                                                         \
  37	.base.pixel_format = DRM_FORMAT_ ## fmt,                          \
  38	.fetch_planes = DPU_PLANE_INTERLEAVED,                            \
  39	.alpha_enable = alpha,                                            \
  40	.element = { (e0), (e1), (e2), (e3) },                            \
  41	.bits = { g, b, r, a },                                           \
  42	.chroma_sample = DPU_CHROMA_RGB,                                  \
  43	.unpack_align_msb = 0,                                            \
  44	.unpack_tight = 1,                                                \
  45	.unpack_count = uc,                                               \
  46	.bpp = bp,                                                        \
  47	.fetch_mode = fm,                                                 \
  48	.flag = {(flg)},                                                  \
  49	.num_planes = np,                                                 \
  50	.tile_height = DPU_TILE_HEIGHT_DEFAULT                            \
  51}
  52
  53#define INTERLEAVED_RGB_FMT_TILED(fmt, a, r, g, b, e0, e1, e2, e3, uc,    \
  54alpha, bp, flg, fm, np, th)                                               \
  55{                                                                         \
  56	.base.pixel_format = DRM_FORMAT_ ## fmt,                          \
  57	.fetch_planes = DPU_PLANE_INTERLEAVED,                            \
  58	.alpha_enable = alpha,                                            \
  59	.element = { (e0), (e1), (e2), (e3) },                            \
  60	.bits = { g, b, r, a },                                           \
  61	.chroma_sample = DPU_CHROMA_RGB,                                  \
  62	.unpack_align_msb = 0,                                            \
  63	.unpack_tight = 1,                                                \
  64	.unpack_count = uc,                                               \
  65	.bpp = bp,                                                        \
  66	.fetch_mode = fm,                                                 \
  67	.flag = {(flg)},                                                  \
  68	.num_planes = np,                                                 \
  69	.tile_height = th                                                 \
  70}
  71
  72
  73#define INTERLEAVED_YUV_FMT(fmt, a, r, g, b, e0, e1, e2, e3,              \
  74alpha, chroma, count, bp, flg, fm, np)                                    \
  75{                                                                         \
  76	.base.pixel_format = DRM_FORMAT_ ## fmt,                          \
  77	.fetch_planes = DPU_PLANE_INTERLEAVED,                            \
  78	.alpha_enable = alpha,                                            \
  79	.element = { (e0), (e1), (e2), (e3)},                             \
  80	.bits = { g, b, r, a },                                           \
  81	.chroma_sample = chroma,                                          \
  82	.unpack_align_msb = 0,                                            \
  83	.unpack_tight = 1,                                                \
  84	.unpack_count = count,                                            \
  85	.bpp = bp,                                                        \
  86	.fetch_mode = fm,                                                 \
  87	.flag = {(flg)},                                                  \
  88	.num_planes = np,                                                 \
  89	.tile_height = DPU_TILE_HEIGHT_DEFAULT                            \
  90}
  91
  92#define PSEUDO_YUV_FMT(fmt, a, r, g, b, e0, e1, chroma, flg, fm, np)      \
  93{                                                                         \
  94	.base.pixel_format = DRM_FORMAT_ ## fmt,                          \
  95	.fetch_planes = DPU_PLANE_PSEUDO_PLANAR,                          \
  96	.alpha_enable = false,                                            \
  97	.element = { (e0), (e1), 0, 0 },                                  \
  98	.bits = { g, b, r, a },                                           \
  99	.chroma_sample = chroma,                                          \
 100	.unpack_align_msb = 0,                                            \
 101	.unpack_tight = 1,                                                \
 102	.unpack_count = 2,                                                \
 103	.bpp = 2,                                                         \
 104	.fetch_mode = fm,                                                 \
 105	.flag = {(flg)},                                                  \
 106	.num_planes = np,                                                 \
 107	.tile_height = DPU_TILE_HEIGHT_DEFAULT                            \
 108}
 109
 110#define PSEUDO_YUV_FMT_TILED(fmt, a, r, g, b, e0, e1, chroma,             \
 111flg, fm, np, th)                                                          \
 112{                                                                         \
 113	.base.pixel_format = DRM_FORMAT_ ## fmt,                          \
 114	.fetch_planes = DPU_PLANE_PSEUDO_PLANAR,                          \
 115	.alpha_enable = false,                                            \
 116	.element = { (e0), (e1), 0, 0 },                                  \
 117	.bits = { g, b, r, a },                                           \
 118	.chroma_sample = chroma,                                          \
 119	.unpack_align_msb = 0,                                            \
 120	.unpack_tight = 1,                                                \
 121	.unpack_count = 2,                                                \
 122	.bpp = 2,                                                         \
 123	.fetch_mode = fm,                                                 \
 124	.flag = {(flg)},                                                  \
 125	.num_planes = np,                                                 \
 126	.tile_height = th                                                 \
 127}
 128
 129#define PSEUDO_YUV_FMT_LOOSE(fmt, a, r, g, b, e0, e1, chroma, flg, fm, np)\
 130{                                                                         \
 131	.base.pixel_format = DRM_FORMAT_ ## fmt,                          \
 132	.fetch_planes = DPU_PLANE_PSEUDO_PLANAR,                          \
 133	.alpha_enable = false,                                            \
 134	.element = { (e0), (e1), 0, 0 },                                  \
 135	.bits = { g, b, r, a },                                           \
 136	.chroma_sample = chroma,                                          \
 137	.unpack_align_msb = 1,                                            \
 138	.unpack_tight = 0,                                                \
 139	.unpack_count = 2,                                                \
 140	.bpp = 2,                                                         \
 141	.fetch_mode = fm,                                                 \
 142	.flag = {(flg)},                                                  \
 143	.num_planes = np,                                                 \
 144	.tile_height = DPU_TILE_HEIGHT_DEFAULT                            \
 145}
 146
 147#define PSEUDO_YUV_FMT_LOOSE_TILED(fmt, a, r, g, b, e0, e1, chroma,       \
 148flg, fm, np, th)                                                          \
 149{                                                                         \
 150	.base.pixel_format = DRM_FORMAT_ ## fmt,                          \
 151	.fetch_planes = DPU_PLANE_PSEUDO_PLANAR,                          \
 152	.alpha_enable = false,                                            \
 153	.element = { (e0), (e1), 0, 0 },                                  \
 154	.bits = { g, b, r, a },                                           \
 155	.chroma_sample = chroma,                                          \
 156	.unpack_align_msb = 1,                                            \
 157	.unpack_tight = 0,                                                \
 158	.unpack_count = 2,                                                \
 159	.bpp = 2,                                                         \
 160	.fetch_mode = fm,                                                 \
 161	.flag = {(flg)},                                                  \
 162	.num_planes = np,                                                 \
 163	.tile_height = th                                                 \
 164}
 165
 166
 167#define PLANAR_YUV_FMT(fmt, a, r, g, b, e0, e1, e2, alpha, chroma, bp,    \
 168flg, fm, np)                                                      \
 169{                                                                         \
 170	.base.pixel_format = DRM_FORMAT_ ## fmt,                          \
 171	.fetch_planes = DPU_PLANE_PLANAR,                                 \
 172	.alpha_enable = alpha,                                            \
 173	.element = { (e0), (e1), (e2), 0 },                               \
 174	.bits = { g, b, r, a },                                           \
 175	.chroma_sample = chroma,                                          \
 176	.unpack_align_msb = 0,                                            \
 177	.unpack_tight = 1,                                                \
 178	.unpack_count = 1,                                                \
 179	.bpp = bp,                                                        \
 180	.fetch_mode = fm,                                                 \
 181	.flag = {(flg)},                                                  \
 182	.num_planes = np,                                                 \
 183	.tile_height = DPU_TILE_HEIGHT_DEFAULT                            \
 184}
 185
 186/*
 187 * struct dpu_media_color_map - maps drm format to media format
 188 * @format: DRM base pixel format
 189 * @color: Media API color related to DRM format
 190 */
 191struct dpu_media_color_map {
 192	uint32_t format;
 193	uint32_t color;
 194};
 195
 196static const struct dpu_format dpu_format_map[] = {
 197	INTERLEAVED_RGB_FMT(ARGB8888,
 198		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 199		C1_B_Cb, C0_G_Y, C2_R_Cr, C3_ALPHA, 4,
 200		true, 4, 0,
 201		DPU_FETCH_LINEAR, 1),
 202
 203	INTERLEAVED_RGB_FMT(ABGR8888,
 204		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 205		C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 206		true, 4, 0,
 207		DPU_FETCH_LINEAR, 1),
 208
 209	INTERLEAVED_RGB_FMT(XBGR8888,
 210		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 211		C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 212		false, 4, 0,
 213		DPU_FETCH_LINEAR, 1),
 214
 215	INTERLEAVED_RGB_FMT(RGBA8888,
 216		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 217		C3_ALPHA, C1_B_Cb, C0_G_Y, C2_R_Cr, 4,
 218		true, 4, 0,
 219		DPU_FETCH_LINEAR, 1),
 220
 221	INTERLEAVED_RGB_FMT(BGRA8888,
 222		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 223		C3_ALPHA, C2_R_Cr, C0_G_Y, C1_B_Cb, 4,
 224		true, 4, 0,
 225		DPU_FETCH_LINEAR, 1),
 226
 227	INTERLEAVED_RGB_FMT(BGRX8888,
 228		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 229		C3_ALPHA, C2_R_Cr, C0_G_Y, C1_B_Cb, 4,
 230		false, 4, 0,
 231		DPU_FETCH_LINEAR, 1),
 232
 233	INTERLEAVED_RGB_FMT(XRGB8888,
 234		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 235		C1_B_Cb, C0_G_Y, C2_R_Cr, C3_ALPHA, 4,
 236		false, 4, 0,
 237		DPU_FETCH_LINEAR, 1),
 238
 239	INTERLEAVED_RGB_FMT(RGBX8888,
 240		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 241		C3_ALPHA, C1_B_Cb, C0_G_Y, C2_R_Cr, 4,
 242		false, 4, 0,
 243		DPU_FETCH_LINEAR, 1),
 244
 245	INTERLEAVED_RGB_FMT(RGB888,
 246		0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 247		C1_B_Cb, C0_G_Y, C2_R_Cr, 0, 3,
 248		false, 3, 0,
 249		DPU_FETCH_LINEAR, 1),
 250
 251	INTERLEAVED_RGB_FMT(BGR888,
 252		0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 253		C2_R_Cr, C0_G_Y, C1_B_Cb, 0, 3,
 254		false, 3, 0,
 255		DPU_FETCH_LINEAR, 1),
 256
 257	INTERLEAVED_RGB_FMT(RGB565,
 258		0, COLOR_5BIT, COLOR_6BIT, COLOR_5BIT,
 259		C1_B_Cb, C0_G_Y, C2_R_Cr, 0, 3,
 260		false, 2, 0,
 261		DPU_FETCH_LINEAR, 1),
 262
 263	INTERLEAVED_RGB_FMT(BGR565,
 264		0, COLOR_5BIT, COLOR_6BIT, COLOR_5BIT,
 265		C2_R_Cr, C0_G_Y, C1_B_Cb, 0, 3,
 266		false, 2, 0,
 267		DPU_FETCH_LINEAR, 1),
 268
 269	INTERLEAVED_RGB_FMT(ARGB1555,
 270		COLOR_ALPHA_1BIT, COLOR_5BIT, COLOR_5BIT, COLOR_5BIT,
 271		C1_B_Cb, C0_G_Y, C2_R_Cr, C3_ALPHA, 4,
 272		true, 2, 0,
 273		DPU_FETCH_LINEAR, 1),
 274
 275	INTERLEAVED_RGB_FMT(ABGR1555,
 276		COLOR_ALPHA_1BIT, COLOR_5BIT, COLOR_5BIT, COLOR_5BIT,
 277		C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 278		true, 2, 0,
 279		DPU_FETCH_LINEAR, 1),
 280
 281	INTERLEAVED_RGB_FMT(RGBA5551,
 282		COLOR_ALPHA_1BIT, COLOR_5BIT, COLOR_5BIT, COLOR_5BIT,
 283		C3_ALPHA, C1_B_Cb, C0_G_Y, C2_R_Cr, 4,
 284		true, 2, 0,
 285		DPU_FETCH_LINEAR, 1),
 286
 287	INTERLEAVED_RGB_FMT(BGRA5551,
 288		COLOR_ALPHA_1BIT, COLOR_5BIT, COLOR_5BIT, COLOR_5BIT,
 289		C3_ALPHA, C2_R_Cr, C0_G_Y, C1_B_Cb, 4,
 290		true, 2, 0,
 291		DPU_FETCH_LINEAR, 1),
 292
 293	INTERLEAVED_RGB_FMT(XRGB1555,
 294		COLOR_ALPHA_1BIT, COLOR_5BIT, COLOR_5BIT, COLOR_5BIT,
 295		C1_B_Cb, C0_G_Y, C2_R_Cr, C3_ALPHA, 4,
 296		false, 2, 0,
 297		DPU_FETCH_LINEAR, 1),
 298
 299	INTERLEAVED_RGB_FMT(XBGR1555,
 300		COLOR_ALPHA_1BIT, COLOR_5BIT, COLOR_5BIT, COLOR_5BIT,
 301		C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 302		false, 2, 0,
 303		DPU_FETCH_LINEAR, 1),
 304
 305	INTERLEAVED_RGB_FMT(RGBX5551,
 306		COLOR_ALPHA_1BIT, COLOR_5BIT, COLOR_5BIT, COLOR_5BIT,
 307		C3_ALPHA, C1_B_Cb, C0_G_Y, C2_R_Cr, 4,
 308		false, 2, 0,
 309		DPU_FETCH_LINEAR, 1),
 310
 311	INTERLEAVED_RGB_FMT(BGRX5551,
 312		COLOR_ALPHA_1BIT, COLOR_5BIT, COLOR_5BIT, COLOR_5BIT,
 313		C3_ALPHA, C2_R_Cr, C0_G_Y, C1_B_Cb, 4,
 314		false, 2, 0,
 315		DPU_FETCH_LINEAR, 1),
 316
 317	INTERLEAVED_RGB_FMT(ARGB4444,
 318		COLOR_ALPHA_4BIT, COLOR_4BIT, COLOR_4BIT, COLOR_4BIT,
 319		C1_B_Cb, C0_G_Y, C2_R_Cr, C3_ALPHA, 4,
 320		true, 2, 0,
 321		DPU_FETCH_LINEAR, 1),
 322
 323	INTERLEAVED_RGB_FMT(ABGR4444,
 324		COLOR_ALPHA_4BIT, COLOR_4BIT, COLOR_4BIT, COLOR_4BIT,
 325		C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 326		true, 2, 0,
 327		DPU_FETCH_LINEAR, 1),
 328
 329	INTERLEAVED_RGB_FMT(RGBA4444,
 330		COLOR_ALPHA_4BIT, COLOR_4BIT, COLOR_4BIT, COLOR_4BIT,
 331		C3_ALPHA, C1_B_Cb, C0_G_Y, C2_R_Cr, 4,
 332		true, 2, 0,
 333		DPU_FETCH_LINEAR, 1),
 334
 335	INTERLEAVED_RGB_FMT(BGRA4444,
 336		COLOR_ALPHA_4BIT, COLOR_4BIT, COLOR_4BIT, COLOR_4BIT,
 337		C3_ALPHA, C2_R_Cr, C0_G_Y, C1_B_Cb, 4,
 338		true, 2, 0,
 339		DPU_FETCH_LINEAR, 1),
 340
 341	INTERLEAVED_RGB_FMT(XRGB4444,
 342		COLOR_ALPHA_4BIT, COLOR_4BIT, COLOR_4BIT, COLOR_4BIT,
 343		C1_B_Cb, C0_G_Y, C2_R_Cr, C3_ALPHA, 4,
 344		false, 2, 0,
 345		DPU_FETCH_LINEAR, 1),
 346
 347	INTERLEAVED_RGB_FMT(XBGR4444,
 348		COLOR_ALPHA_4BIT, COLOR_4BIT, COLOR_4BIT, COLOR_4BIT,
 349		C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 350		false, 2, 0,
 351		DPU_FETCH_LINEAR, 1),
 352
 353	INTERLEAVED_RGB_FMT(RGBX4444,
 354		COLOR_ALPHA_4BIT, COLOR_4BIT, COLOR_4BIT, COLOR_4BIT,
 355		C3_ALPHA, C1_B_Cb, C0_G_Y, C2_R_Cr, 4,
 356		false, 2, 0,
 357		DPU_FETCH_LINEAR, 1),
 358
 359	INTERLEAVED_RGB_FMT(BGRX4444,
 360		COLOR_ALPHA_4BIT, COLOR_4BIT, COLOR_4BIT, COLOR_4BIT,
 361		C3_ALPHA, C2_R_Cr, C0_G_Y, C1_B_Cb, 4,
 362		false, 2, 0,
 363		DPU_FETCH_LINEAR, 1),
 364
 365	INTERLEAVED_RGB_FMT(BGRA1010102,
 366		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 367		C3_ALPHA, C2_R_Cr, C0_G_Y, C1_B_Cb, 4,
 368		true, 4, DPU_FORMAT_FLAG_DX,
 369		DPU_FETCH_LINEAR, 1),
 370
 371	INTERLEAVED_RGB_FMT(RGBA1010102,
 372		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 373		C3_ALPHA, C1_B_Cb, C0_G_Y, C2_R_Cr, 4,
 374		true, 4, DPU_FORMAT_FLAG_DX,
 375		DPU_FETCH_LINEAR, 1),
 376
 377	INTERLEAVED_RGB_FMT(ABGR2101010,
 378		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 379		C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 380		true, 4, DPU_FORMAT_FLAG_DX,
 381		DPU_FETCH_LINEAR, 1),
 382
 383	INTERLEAVED_RGB_FMT(ARGB2101010,
 384		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 385		C1_B_Cb, C0_G_Y, C2_R_Cr, C3_ALPHA, 4,
 386		true, 4, DPU_FORMAT_FLAG_DX,
 387		DPU_FETCH_LINEAR, 1),
 388
 389	INTERLEAVED_RGB_FMT(XRGB2101010,
 390		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 391		C1_B_Cb, C0_G_Y, C2_R_Cr, C3_ALPHA, 4,
 392		false, 4, DPU_FORMAT_FLAG_DX,
 393		DPU_FETCH_LINEAR, 1),
 394
 395	INTERLEAVED_RGB_FMT(BGRX1010102,
 396		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 397		C3_ALPHA, C2_R_Cr, C0_G_Y, C1_B_Cb, 4,
 398		false, 4, DPU_FORMAT_FLAG_DX,
 399		DPU_FETCH_LINEAR, 1),
 400
 401	INTERLEAVED_RGB_FMT(XBGR2101010,
 402		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 403		C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 404		false, 4, DPU_FORMAT_FLAG_DX,
 405		DPU_FETCH_LINEAR, 1),
 406
 407	INTERLEAVED_RGB_FMT(RGBX1010102,
 408		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 409		C3_ALPHA, C1_B_Cb, C0_G_Y, C2_R_Cr, 4,
 410		false, 4, DPU_FORMAT_FLAG_DX,
 411		DPU_FETCH_LINEAR, 1),
 412
 413	PSEUDO_YUV_FMT(NV12,
 414		0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 415		C1_B_Cb, C2_R_Cr,
 416		DPU_CHROMA_420, DPU_FORMAT_FLAG_YUV,
 417		DPU_FETCH_LINEAR, 2),
 418
 419	PSEUDO_YUV_FMT(NV21,
 420		0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 421		C2_R_Cr, C1_B_Cb,
 422		DPU_CHROMA_420, DPU_FORMAT_FLAG_YUV,
 423		DPU_FETCH_LINEAR, 2),
 424
 425	PSEUDO_YUV_FMT(NV16,
 426		0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 427		C1_B_Cb, C2_R_Cr,
 428		DPU_CHROMA_H2V1, DPU_FORMAT_FLAG_YUV,
 429		DPU_FETCH_LINEAR, 2),
 430
 431	PSEUDO_YUV_FMT(NV61,
 432		0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 433		C2_R_Cr, C1_B_Cb,
 434		DPU_CHROMA_H2V1, DPU_FORMAT_FLAG_YUV,
 435		DPU_FETCH_LINEAR, 2),
 436
 437	PSEUDO_YUV_FMT_LOOSE(P010,
 438		0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 439		C1_B_Cb, C2_R_Cr,
 440		DPU_CHROMA_420, DPU_FORMAT_FLAG_DX | DPU_FORMAT_FLAG_YUV,
 441		DPU_FETCH_LINEAR, 2),
 442
 443	INTERLEAVED_YUV_FMT(VYUY,
 444		0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 445		C2_R_Cr, C0_G_Y, C1_B_Cb, C0_G_Y,
 446		false, DPU_CHROMA_H2V1, 4, 2, DPU_FORMAT_FLAG_YUV,
 447		DPU_FETCH_LINEAR, 2),
 448
 449	INTERLEAVED_YUV_FMT(UYVY,
 450		0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 451		C1_B_Cb, C0_G_Y, C2_R_Cr, C0_G_Y,
 452		false, DPU_CHROMA_H2V1, 4, 2, DPU_FORMAT_FLAG_YUV,
 453		DPU_FETCH_LINEAR, 2),
 454
 455	INTERLEAVED_YUV_FMT(YUYV,
 456		0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 457		C0_G_Y, C1_B_Cb, C0_G_Y, C2_R_Cr,
 458		false, DPU_CHROMA_H2V1, 4, 2, DPU_FORMAT_FLAG_YUV,
 459		DPU_FETCH_LINEAR, 2),
 460
 461	INTERLEAVED_YUV_FMT(YVYU,
 462		0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 463		C0_G_Y, C2_R_Cr, C0_G_Y, C1_B_Cb,
 464		false, DPU_CHROMA_H2V1, 4, 2, DPU_FORMAT_FLAG_YUV,
 465		DPU_FETCH_LINEAR, 2),
 466
 467	PLANAR_YUV_FMT(YUV420,
 468		0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 469		C2_R_Cr, C1_B_Cb, C0_G_Y,
 470		false, DPU_CHROMA_420, 1, DPU_FORMAT_FLAG_YUV,
 471		DPU_FETCH_LINEAR, 3),
 472
 473	PLANAR_YUV_FMT(YVU420,
 474		0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 475		C1_B_Cb, C2_R_Cr, C0_G_Y,
 476		false, DPU_CHROMA_420, 1, DPU_FORMAT_FLAG_YUV,
 477		DPU_FETCH_LINEAR, 3),
 478};
 479
 480/*
 481 * UBWC formats table:
 482 * This table holds the UBWC formats supported.
 483 * If a compression ratio needs to be used for this or any other format,
 484 * the data will be passed by user-space.
 485 */
 486static const struct dpu_format dpu_format_map_ubwc[] = {
 487	INTERLEAVED_RGB_FMT_TILED(BGR565,
 488		0, COLOR_5BIT, COLOR_6BIT, COLOR_5BIT,
 489		C2_R_Cr, C0_G_Y, C1_B_Cb, 0, 3,
 490		false, 2, DPU_FORMAT_FLAG_COMPRESSED,
 491		DPU_FETCH_UBWC, 2, DPU_TILE_HEIGHT_UBWC),
 492
 493	INTERLEAVED_RGB_FMT_TILED(ABGR8888,
 494		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 495		C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 496		true, 4, DPU_FORMAT_FLAG_COMPRESSED,
 497		DPU_FETCH_UBWC, 2, DPU_TILE_HEIGHT_UBWC),
 498
 499	/* ARGB8888 and ABGR8888 purposely have the same color
 500	 * ordering.  The hardware only supports ABGR8888 UBWC
 501	 * natively.
 502	 */
 503	INTERLEAVED_RGB_FMT_TILED(ARGB8888,
 504		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 505		C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 506		true, 4, DPU_FORMAT_FLAG_COMPRESSED,
 507		DPU_FETCH_UBWC, 2, DPU_TILE_HEIGHT_UBWC),
 508
 509	INTERLEAVED_RGB_FMT_TILED(XBGR8888,
 510		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 511		C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 512		false, 4, DPU_FORMAT_FLAG_COMPRESSED,
 513		DPU_FETCH_UBWC, 2, DPU_TILE_HEIGHT_UBWC),
 514
 515	INTERLEAVED_RGB_FMT_TILED(XRGB8888,
 516		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 517		C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 518		false, 4, DPU_FORMAT_FLAG_COMPRESSED,
 519		DPU_FETCH_UBWC, 2, DPU_TILE_HEIGHT_UBWC),
 520
 521	INTERLEAVED_RGB_FMT_TILED(ABGR2101010,
 522		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 523		C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 524		true, 4, DPU_FORMAT_FLAG_DX | DPU_FORMAT_FLAG_COMPRESSED,
 525		DPU_FETCH_UBWC, 2, DPU_TILE_HEIGHT_UBWC),
 526
 527	INTERLEAVED_RGB_FMT_TILED(XBGR2101010,
 528		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 529		C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 530		true, 4, DPU_FORMAT_FLAG_DX | DPU_FORMAT_FLAG_COMPRESSED,
 531		DPU_FETCH_UBWC, 2, DPU_TILE_HEIGHT_UBWC),
 532
 533	INTERLEAVED_RGB_FMT_TILED(XRGB2101010,
 534		COLOR_8BIT, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 535		C2_R_Cr, C0_G_Y, C1_B_Cb, C3_ALPHA, 4,
 536		true, 4, DPU_FORMAT_FLAG_DX | DPU_FORMAT_FLAG_COMPRESSED,
 537		DPU_FETCH_UBWC, 2, DPU_TILE_HEIGHT_UBWC),
 538
 539	PSEUDO_YUV_FMT_TILED(NV12,
 540		0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 541		C1_B_Cb, C2_R_Cr,
 542		DPU_CHROMA_420, DPU_FORMAT_FLAG_YUV |
 543				DPU_FORMAT_FLAG_COMPRESSED,
 544		DPU_FETCH_UBWC, 4, DPU_TILE_HEIGHT_NV12),
 545
 546	PSEUDO_YUV_FMT_TILED(P010,
 547		0, COLOR_8BIT, COLOR_8BIT, COLOR_8BIT,
 548		C1_B_Cb, C2_R_Cr,
 549		DPU_CHROMA_420, DPU_FORMAT_FLAG_DX |
 550				DPU_FORMAT_FLAG_YUV |
 551				DPU_FORMAT_FLAG_COMPRESSED,
 552		DPU_FETCH_UBWC, 4, DPU_TILE_HEIGHT_UBWC),
 553};
 554
 555/* _dpu_get_v_h_subsample_rate - Get subsample rates for all formats we support
 556 *   Note: Not using the drm_format_*_subsampling since we have formats
 557 */
 558static void _dpu_get_v_h_subsample_rate(
 559	enum dpu_chroma_samp_type chroma_sample,
 560	uint32_t *v_sample,
 561	uint32_t *h_sample)
 562{
 563	if (!v_sample || !h_sample)
 564		return;
 565
 566	switch (chroma_sample) {
 567	case DPU_CHROMA_H2V1:
 568		*v_sample = 1;
 569		*h_sample = 2;
 570		break;
 571	case DPU_CHROMA_H1V2:
 572		*v_sample = 2;
 573		*h_sample = 1;
 574		break;
 575	case DPU_CHROMA_420:
 576		*v_sample = 2;
 577		*h_sample = 2;
 578		break;
 579	default:
 580		*v_sample = 1;
 581		*h_sample = 1;
 582		break;
 583	}
 584}
 585
 586static int _dpu_format_get_media_color_ubwc(const struct dpu_format *fmt)
 587{
 588	static const struct dpu_media_color_map dpu_media_ubwc_map[] = {
 589		{DRM_FORMAT_ABGR8888, COLOR_FMT_RGBA8888_UBWC},
 590		{DRM_FORMAT_ARGB8888, COLOR_FMT_RGBA8888_UBWC},
 591		{DRM_FORMAT_XBGR8888, COLOR_FMT_RGBA8888_UBWC},
 592		{DRM_FORMAT_XRGB8888, COLOR_FMT_RGBA8888_UBWC},
 593		{DRM_FORMAT_ABGR2101010, COLOR_FMT_RGBA1010102_UBWC},
 594		{DRM_FORMAT_XRGB2101010, COLOR_FMT_RGBA1010102_UBWC},
 595		{DRM_FORMAT_XBGR2101010, COLOR_FMT_RGBA1010102_UBWC},
 596		{DRM_FORMAT_BGR565, COLOR_FMT_RGB565_UBWC},
 597	};
 598	int color_fmt = -1;
 599	int i;
 600
 601	if (fmt->base.pixel_format == DRM_FORMAT_NV12 ||
 602	    fmt->base.pixel_format == DRM_FORMAT_P010) {
 603		if (DPU_FORMAT_IS_DX(fmt)) {
 604			if (fmt->unpack_tight)
 605				color_fmt = COLOR_FMT_NV12_BPP10_UBWC;
 606			else
 607				color_fmt = COLOR_FMT_P010_UBWC;
 608		} else
 609			color_fmt = COLOR_FMT_NV12_UBWC;
 610		return color_fmt;
 611	}
 612
 613	for (i = 0; i < ARRAY_SIZE(dpu_media_ubwc_map); ++i)
 614		if (fmt->base.pixel_format == dpu_media_ubwc_map[i].format) {
 615			color_fmt = dpu_media_ubwc_map[i].color;
 616			break;
 617		}
 618	return color_fmt;
 619}
 620
 621static int _dpu_format_get_plane_sizes_ubwc(
 622		const struct dpu_format *fmt,
 623		const uint32_t width,
 624		const uint32_t height,
 625		struct dpu_hw_fmt_layout *layout)
 626{
 627	int i;
 628	int color;
 629	bool meta = DPU_FORMAT_IS_UBWC(fmt);
 630
 631	memset(layout, 0, sizeof(struct dpu_hw_fmt_layout));
 632	layout->format = fmt;
 633	layout->width = width;
 634	layout->height = height;
 635	layout->num_planes = fmt->num_planes;
 636
 637	color = _dpu_format_get_media_color_ubwc(fmt);
 638	if (color < 0) {
 639		DRM_ERROR("UBWC format not supported for fmt: %4.4s\n",
 640			(char *)&fmt->base.pixel_format);
 641		return -EINVAL;
 642	}
 643
 644	if (DPU_FORMAT_IS_YUV(layout->format)) {
 645		uint32_t y_sclines, uv_sclines;
 646		uint32_t y_meta_scanlines = 0;
 647		uint32_t uv_meta_scanlines = 0;
 648
 649		layout->num_planes = 2;
 650		layout->plane_pitch[0] = VENUS_Y_STRIDE(color, width);
 651		y_sclines = VENUS_Y_SCANLINES(color, height);
 652		layout->plane_size[0] = MSM_MEDIA_ALIGN(layout->plane_pitch[0] *
 653			y_sclines, DPU_UBWC_PLANE_SIZE_ALIGNMENT);
 654
 655		layout->plane_pitch[1] = VENUS_UV_STRIDE(color, width);
 656		uv_sclines = VENUS_UV_SCANLINES(color, height);
 657		layout->plane_size[1] = MSM_MEDIA_ALIGN(layout->plane_pitch[1] *
 658			uv_sclines, DPU_UBWC_PLANE_SIZE_ALIGNMENT);
 659
 660		if (!meta)
 661			goto done;
 662
 663		layout->num_planes += 2;
 664		layout->plane_pitch[2] = VENUS_Y_META_STRIDE(color, width);
 665		y_meta_scanlines = VENUS_Y_META_SCANLINES(color, height);
 666		layout->plane_size[2] = MSM_MEDIA_ALIGN(layout->plane_pitch[2] *
 667			y_meta_scanlines, DPU_UBWC_PLANE_SIZE_ALIGNMENT);
 668
 669		layout->plane_pitch[3] = VENUS_UV_META_STRIDE(color, width);
 670		uv_meta_scanlines = VENUS_UV_META_SCANLINES(color, height);
 671		layout->plane_size[3] = MSM_MEDIA_ALIGN(layout->plane_pitch[3] *
 672			uv_meta_scanlines, DPU_UBWC_PLANE_SIZE_ALIGNMENT);
 673
 674	} else {
 675		uint32_t rgb_scanlines, rgb_meta_scanlines;
 676
 677		layout->num_planes = 1;
 678
 679		layout->plane_pitch[0] = VENUS_RGB_STRIDE(color, width);
 680		rgb_scanlines = VENUS_RGB_SCANLINES(color, height);
 681		layout->plane_size[0] = MSM_MEDIA_ALIGN(layout->plane_pitch[0] *
 682			rgb_scanlines, DPU_UBWC_PLANE_SIZE_ALIGNMENT);
 683
 684		if (!meta)
 685			goto done;
 686		layout->num_planes += 2;
 687		layout->plane_pitch[2] = VENUS_RGB_META_STRIDE(color, width);
 688		rgb_meta_scanlines = VENUS_RGB_META_SCANLINES(color, height);
 689		layout->plane_size[2] = MSM_MEDIA_ALIGN(layout->plane_pitch[2] *
 690			rgb_meta_scanlines, DPU_UBWC_PLANE_SIZE_ALIGNMENT);
 691	}
 692
 693done:
 694	for (i = 0; i < DPU_MAX_PLANES; i++)
 695		layout->total_size += layout->plane_size[i];
 696
 697	return 0;
 698}
 699
 700static int _dpu_format_get_plane_sizes_linear(
 701		const struct dpu_format *fmt,
 702		const uint32_t width,
 703		const uint32_t height,
 704		struct dpu_hw_fmt_layout *layout,
 705		const uint32_t *pitches)
 706{
 707	int i;
 708
 709	memset(layout, 0, sizeof(struct dpu_hw_fmt_layout));
 710	layout->format = fmt;
 711	layout->width = width;
 712	layout->height = height;
 713	layout->num_planes = fmt->num_planes;
 714
 715	/* Due to memset above, only need to set planes of interest */
 716	if (fmt->fetch_planes == DPU_PLANE_INTERLEAVED) {
 717		layout->num_planes = 1;
 718		layout->plane_size[0] = width * height * layout->format->bpp;
 719		layout->plane_pitch[0] = width * layout->format->bpp;
 720	} else {
 721		uint32_t v_subsample, h_subsample;
 722		uint32_t chroma_samp;
 723		uint32_t bpp = 1;
 724
 725		chroma_samp = fmt->chroma_sample;
 726		_dpu_get_v_h_subsample_rate(chroma_samp, &v_subsample,
 727				&h_subsample);
 728
 729		if (width % h_subsample || height % v_subsample) {
 730			DRM_ERROR("mismatch in subsample vs dimensions\n");
 731			return -EINVAL;
 732		}
 733
 734		if ((fmt->base.pixel_format == DRM_FORMAT_NV12) &&
 735			(DPU_FORMAT_IS_DX(fmt)))
 736			bpp = 2;
 737		layout->plane_pitch[0] = width * bpp;
 738		layout->plane_pitch[1] = layout->plane_pitch[0] / h_subsample;
 739		layout->plane_size[0] = layout->plane_pitch[0] * height;
 740		layout->plane_size[1] = layout->plane_pitch[1] *
 741				(height / v_subsample);
 742
 743		if (fmt->fetch_planes == DPU_PLANE_PSEUDO_PLANAR) {
 744			layout->num_planes = 2;
 745			layout->plane_size[1] *= 2;
 746			layout->plane_pitch[1] *= 2;
 747		} else {
 748			/* planar */
 749			layout->num_planes = 3;
 750			layout->plane_size[2] = layout->plane_size[1];
 751			layout->plane_pitch[2] = layout->plane_pitch[1];
 752		}
 753	}
 754
 755	/*
 756	 * linear format: allow user allocated pitches if they are greater than
 757	 * the requirement.
 758	 * ubwc format: pitch values are computed uniformly across
 759	 * all the components based on ubwc specifications.
 760	 */
 761	for (i = 0; i < layout->num_planes && i < DPU_MAX_PLANES; ++i) {
 762		if (pitches && layout->plane_pitch[i] < pitches[i])
 763			layout->plane_pitch[i] = pitches[i];
 764	}
 765
 766	for (i = 0; i < DPU_MAX_PLANES; i++)
 767		layout->total_size += layout->plane_size[i];
 768
 769	return 0;
 770}
 771
 772static int dpu_format_get_plane_sizes(
 773		const struct dpu_format *fmt,
 774		const uint32_t w,
 775		const uint32_t h,
 776		struct dpu_hw_fmt_layout *layout,
 777		const uint32_t *pitches)
 778{
 779	if (!layout || !fmt) {
 780		DRM_ERROR("invalid pointer\n");
 781		return -EINVAL;
 782	}
 783
 784	if ((w > DPU_MAX_IMG_WIDTH) || (h > DPU_MAX_IMG_HEIGHT)) {
 785		DRM_ERROR("image dimensions outside max range\n");
 786		return -ERANGE;
 787	}
 788
 789	if (DPU_FORMAT_IS_UBWC(fmt) || DPU_FORMAT_IS_TILE(fmt))
 790		return _dpu_format_get_plane_sizes_ubwc(fmt, w, h, layout);
 791
 792	return _dpu_format_get_plane_sizes_linear(fmt, w, h, layout, pitches);
 793}
 794
 795static int _dpu_format_populate_addrs_ubwc(
 796		struct msm_gem_address_space *aspace,
 797		struct drm_framebuffer *fb,
 798		struct dpu_hw_fmt_layout *layout)
 799{
 800	uint32_t base_addr = 0;
 801	bool meta;
 802
 803	if (!fb || !layout) {
 804		DRM_ERROR("invalid pointers\n");
 805		return -EINVAL;
 806	}
 807
 808	if (aspace)
 809		base_addr = msm_framebuffer_iova(fb, aspace, 0);
 810	if (!base_addr) {
 811		DRM_ERROR("failed to retrieve base addr\n");
 812		return -EFAULT;
 813	}
 814
 815	meta = DPU_FORMAT_IS_UBWC(layout->format);
 816
 817	/* Per-format logic for verifying active planes */
 818	if (DPU_FORMAT_IS_YUV(layout->format)) {
 819		/************************************************/
 820		/*      UBWC            **                      */
 821		/*      buffer          **      DPU PLANE       */
 822		/*      format          **                      */
 823		/************************************************/
 824		/* -------------------  ** -------------------- */
 825		/* |      Y meta     |  ** |    Y bitstream   | */
 826		/* |       data      |  ** |       plane      | */
 827		/* -------------------  ** -------------------- */
 828		/* |    Y bitstream  |  ** |  CbCr bitstream  | */
 829		/* |       data      |  ** |       plane      | */
 830		/* -------------------  ** -------------------- */
 831		/* |   Cbcr metadata |  ** |       Y meta     | */
 832		/* |       data      |  ** |       plane      | */
 833		/* -------------------  ** -------------------- */
 834		/* |  CbCr bitstream |  ** |     CbCr meta    | */
 835		/* |       data      |  ** |       plane      | */
 836		/* -------------------  ** -------------------- */
 837		/************************************************/
 838
 839		/* configure Y bitstream plane */
 840		layout->plane_addr[0] = base_addr + layout->plane_size[2];
 841
 842		/* configure CbCr bitstream plane */
 843		layout->plane_addr[1] = base_addr + layout->plane_size[0]
 844			+ layout->plane_size[2] + layout->plane_size[3];
 845
 846		if (!meta)
 847			return 0;
 848
 849		/* configure Y metadata plane */
 850		layout->plane_addr[2] = base_addr;
 851
 852		/* configure CbCr metadata plane */
 853		layout->plane_addr[3] = base_addr + layout->plane_size[0]
 854			+ layout->plane_size[2];
 855
 856	} else {
 857		/************************************************/
 858		/*      UBWC            **                      */
 859		/*      buffer          **      DPU PLANE       */
 860		/*      format          **                      */
 861		/************************************************/
 862		/* -------------------  ** -------------------- */
 863		/* |      RGB meta   |  ** |   RGB bitstream  | */
 864		/* |       data      |  ** |       plane      | */
 865		/* -------------------  ** -------------------- */
 866		/* |  RGB bitstream  |  ** |       NONE       | */
 867		/* |       data      |  ** |                  | */
 868		/* -------------------  ** -------------------- */
 869		/*                      ** |     RGB meta     | */
 870		/*                      ** |       plane      | */
 871		/*                      ** -------------------- */
 872		/************************************************/
 873
 874		layout->plane_addr[0] = base_addr + layout->plane_size[2];
 875		layout->plane_addr[1] = 0;
 876
 877		if (!meta)
 878			return 0;
 879
 880		layout->plane_addr[2] = base_addr;
 881		layout->plane_addr[3] = 0;
 882	}
 883	return 0;
 884}
 885
 886static int _dpu_format_populate_addrs_linear(
 887		struct msm_gem_address_space *aspace,
 888		struct drm_framebuffer *fb,
 889		struct dpu_hw_fmt_layout *layout)
 890{
 891	unsigned int i;
 892
 893	/* Can now check the pitches given vs pitches expected */
 894	for (i = 0; i < layout->num_planes; ++i) {
 895		if (layout->plane_pitch[i] > fb->pitches[i]) {
 896			DRM_ERROR("plane %u expected pitch %u, fb %u\n",
 897				i, layout->plane_pitch[i], fb->pitches[i]);
 898			return -EINVAL;
 899		}
 900	}
 901
 902	/* Populate addresses for simple formats here */
 903	for (i = 0; i < layout->num_planes; ++i) {
 904		if (aspace)
 905			layout->plane_addr[i] =
 906				msm_framebuffer_iova(fb, aspace, i);
 907		if (!layout->plane_addr[i]) {
 908			DRM_ERROR("failed to retrieve base addr\n");
 909			return -EFAULT;
 910		}
 911	}
 912
 913	return 0;
 914}
 915
 916int dpu_format_populate_layout(
 917		struct msm_gem_address_space *aspace,
 918		struct drm_framebuffer *fb,
 919		struct dpu_hw_fmt_layout *layout)
 920{
 921	uint32_t plane_addr[DPU_MAX_PLANES];
 922	int i, ret;
 923
 924	if (!fb || !layout) {
 925		DRM_ERROR("invalid arguments\n");
 926		return -EINVAL;
 927	}
 928
 929	if ((fb->width > DPU_MAX_IMG_WIDTH) ||
 930			(fb->height > DPU_MAX_IMG_HEIGHT)) {
 931		DRM_ERROR("image dimensions outside max range\n");
 932		return -ERANGE;
 933	}
 934
 935	layout->format = to_dpu_format(msm_framebuffer_format(fb));
 936
 937	/* Populate the plane sizes etc via get_format */
 938	ret = dpu_format_get_plane_sizes(layout->format, fb->width, fb->height,
 939			layout, fb->pitches);
 940	if (ret)
 941		return ret;
 942
 943	for (i = 0; i < DPU_MAX_PLANES; ++i)
 944		plane_addr[i] = layout->plane_addr[i];
 945
 946	/* Populate the addresses given the fb */
 947	if (DPU_FORMAT_IS_UBWC(layout->format) ||
 948			DPU_FORMAT_IS_TILE(layout->format))
 949		ret = _dpu_format_populate_addrs_ubwc(aspace, fb, layout);
 950	else
 951		ret = _dpu_format_populate_addrs_linear(aspace, fb, layout);
 952
 953	/* check if anything changed */
 954	if (!ret && !memcmp(plane_addr, layout->plane_addr, sizeof(plane_addr)))
 955		ret = -EAGAIN;
 956
 957	return ret;
 958}
 959
 960int dpu_format_check_modified_format(
 961		const struct msm_kms *kms,
 962		const struct msm_format *msm_fmt,
 963		const struct drm_mode_fb_cmd2 *cmd,
 964		struct drm_gem_object **bos)
 965{
 966	const struct drm_format_info *info;
 967	const struct dpu_format *fmt;
 968	struct dpu_hw_fmt_layout layout;
 969	uint32_t bos_total_size = 0;
 970	int ret, i;
 971
 972	if (!msm_fmt || !cmd || !bos) {
 973		DRM_ERROR("invalid arguments\n");
 974		return -EINVAL;
 975	}
 976
 977	fmt = to_dpu_format(msm_fmt);
 978	info = drm_format_info(fmt->base.pixel_format);
 979	if (!info)
 980		return -EINVAL;
 981
 982	ret = dpu_format_get_plane_sizes(fmt, cmd->width, cmd->height,
 983			&layout, cmd->pitches);
 984	if (ret)
 985		return ret;
 986
 987	for (i = 0; i < info->num_planes; i++) {
 988		if (!bos[i]) {
 989			DRM_ERROR("invalid handle for plane %d\n", i);
 990			return -EINVAL;
 991		}
 992		if ((i == 0) || (bos[i] != bos[0]))
 993			bos_total_size += bos[i]->size;
 994	}
 995
 996	if (bos_total_size < layout.total_size) {
 997		DRM_ERROR("buffers total size too small %u expected %u\n",
 998				bos_total_size, layout.total_size);
 999		return -EINVAL;
1000	}
1001
1002	return 0;
1003}
1004
1005const struct dpu_format *dpu_get_dpu_format_ext(
1006		const uint32_t format,
1007		const uint64_t modifier)
1008{
1009	uint32_t i = 0;
1010	const struct dpu_format *fmt = NULL;
1011	const struct dpu_format *map = NULL;
1012	ssize_t map_size = 0;
1013
1014	/*
1015	 * Currently only support exactly zero or one modifier.
1016	 * All planes use the same modifier.
1017	 */
1018	DRM_DEBUG_ATOMIC("plane format modifier 0x%llX\n", modifier);
1019
1020	switch (modifier) {
1021	case 0:
1022		map = dpu_format_map;
1023		map_size = ARRAY_SIZE(dpu_format_map);
1024		break;
1025	case DRM_FORMAT_MOD_QCOM_COMPRESSED:
1026		map = dpu_format_map_ubwc;
1027		map_size = ARRAY_SIZE(dpu_format_map_ubwc);
1028		DRM_DEBUG_ATOMIC("found fmt: %4.4s  DRM_FORMAT_MOD_QCOM_COMPRESSED\n",
1029				(char *)&format);
1030		break;
1031	default:
1032		DPU_ERROR("unsupported format modifier %llX\n", modifier);
1033		return NULL;
1034	}
1035
1036	for (i = 0; i < map_size; i++) {
1037		if (format == map[i].base.pixel_format) {
1038			fmt = &map[i];
1039			break;
1040		}
1041	}
1042
1043	if (fmt == NULL)
1044		DPU_ERROR("unsupported fmt: %4.4s modifier 0x%llX\n",
1045			(char *)&format, modifier);
1046	else
1047		DRM_DEBUG_ATOMIC("fmt %4.4s mod 0x%llX ubwc %d yuv %d\n",
1048				(char *)&format, modifier,
1049				DPU_FORMAT_IS_UBWC(fmt),
1050				DPU_FORMAT_IS_YUV(fmt));
1051
1052	return fmt;
1053}
1054
1055const struct msm_format *dpu_get_msm_format(
1056		struct msm_kms *kms,
1057		const uint32_t format,
1058		const uint64_t modifiers)
1059{
1060	const struct dpu_format *fmt = dpu_get_dpu_format_ext(format,
1061			modifiers);
1062	if (fmt)
1063		return &fmt->base;
1064	return NULL;
1065}