drivers/media/platform/sunxi/sun8i-rotate/sun8i_formats.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /* Copyright (C) 2020 Jernej Skrabec <jernej.skrabec@siol.net> */
   3
   4 #include "sun8i-formats.h"
   5 #include "sun8i-rotate.h"
   6
   7 /*
   8  * Formats not included in array:
   9  * ROTATE_FORMAT_BGR565
  10  * ROTATE_FORMAT_VYUV
  11  */
  12
  13 static const struct rotate_format rotate_formats[] = {
  14         {
  15                 .fourcc = V4L2_PIX_FMT_ARGB32,
  16                 .hw_format = ROTATE_FORMAT_ARGB32,
  17                 .planes = 1,
  18                 .bpp = { 4, 0, 0 },
  19                 .hsub = 1,
  20                 .vsub = 1,
  21                 .flags = ROTATE_FLAG_OUTPUT
  22         }, {
  23                 .fourcc = V4L2_PIX_FMT_ABGR32,
  24                 .hw_format = ROTATE_FORMAT_ABGR32,
  25                 .planes = 1,
  26                 .bpp = { 4, 0, 0 },
  27                 .hsub = 1,
  28                 .vsub = 1,
  29                 .flags = ROTATE_FLAG_OUTPUT
  30         }, {
  31                 .fourcc = V4L2_PIX_FMT_RGBA32,
  32                 .hw_format = ROTATE_FORMAT_RGBA32,
  33                 .planes = 1,
  34                 .bpp = { 4, 0, 0 },
  35                 .hsub = 1,
  36                 .vsub = 1,
  37                 .flags = ROTATE_FLAG_OUTPUT
  38         }, {
  39                 .fourcc = V4L2_PIX_FMT_BGRA32,
  40                 .hw_format = ROTATE_FORMAT_BGRA32,
  41                 .planes = 1,
  42                 .bpp = { 4, 0, 0 },
  43                 .hsub = 1,
  44                 .vsub = 1,
  45                 .flags = ROTATE_FLAG_OUTPUT
  46         }, {
  47                 .fourcc = V4L2_PIX_FMT_XRGB32,
  48                 .hw_format = ROTATE_FORMAT_XRGB32,
  49                 .planes = 1,
  50                 .bpp = { 4, 0, 0 },
  51                 .hsub = 1,
  52                 .vsub = 1,
  53                 .flags = ROTATE_FLAG_OUTPUT
  54         }, {
  55                 .fourcc = V4L2_PIX_FMT_XBGR32,
  56                 .hw_format = ROTATE_FORMAT_XBGR32,
  57                 .planes = 1,
  58                 .bpp = { 4, 0, 0 },
  59                 .hsub = 1,
  60                 .vsub = 1,
  61                 .flags = ROTATE_FLAG_OUTPUT
  62         }, {
  63                 .fourcc = V4L2_PIX_FMT_RGB32,
  64                 .hw_format = ROTATE_FORMAT_RGBX32,
  65                 .planes = 1,
  66                 .bpp = { 4, 0, 0 },
  67                 .hsub = 1,
  68                 .vsub = 1,
  69                 .flags = ROTATE_FLAG_OUTPUT
  70         }, {
  71                 .fourcc = V4L2_PIX_FMT_BGR32,
  72                 .hw_format = ROTATE_FORMAT_BGRX32,
  73                 .planes = 1,
  74                 .bpp = { 4, 0, 0 },
  75                 .hsub = 1,
  76                 .vsub = 1,
  77                 .flags = ROTATE_FLAG_OUTPUT
  78         }, {
  79                 .fourcc = V4L2_PIX_FMT_RGB24,
  80                 .hw_format = ROTATE_FORMAT_RGB24,
  81                 .planes = 1,
  82                 .bpp = { 3, 0, 0 },
  83                 .hsub = 1,
  84                 .vsub = 1,
  85                 .flags = ROTATE_FLAG_OUTPUT
  86         }, {
  87                 .fourcc = V4L2_PIX_FMT_BGR24,
  88                 .hw_format = ROTATE_FORMAT_BGR24,
  89                 .planes = 1,
  90                 .bpp = { 3, 0, 0 },
  91                 .hsub = 1,
  92                 .vsub = 1,
  93                 .flags = ROTATE_FLAG_OUTPUT
  94         }, {
  95                 .fourcc = V4L2_PIX_FMT_RGB565,
  96                 .hw_format = ROTATE_FORMAT_RGB565,
  97                 .planes = 1,
  98                 .bpp = { 2, 0, 0 },
  99                 .hsub = 1,
 100                 .vsub = 1,
 101                 .flags = ROTATE_FLAG_OUTPUT
 102         }, {
 103                 .fourcc = V4L2_PIX_FMT_ARGB444,
 104                 .hw_format = ROTATE_FORMAT_ARGB4444,
 105                 .planes = 1,
 106                 .bpp = { 2, 0, 0 },
 107                 .hsub = 1,
 108                 .vsub = 1,
 109                 .flags = ROTATE_FLAG_OUTPUT
 110         }, {
 111                 .fourcc = V4L2_PIX_FMT_ABGR444,
 112                 .hw_format = ROTATE_FORMAT_ABGR4444,
 113                 .planes = 1,
 114                 .bpp = { 2, 0, 0 },
 115                 .hsub = 1,
 116                 .vsub = 1,
 117                 .flags = ROTATE_FLAG_OUTPUT
 118         }, {
 119                 .fourcc = V4L2_PIX_FMT_RGBA444,
 120                 .hw_format = ROTATE_FORMAT_RGBA4444,
 121                 .planes = 1,
 122                 .bpp = { 2, 0, 0 },
 123                 .hsub = 1,
 124                 .vsub = 1,
 125                 .flags = ROTATE_FLAG_OUTPUT
 126         }, {
 127                 .fourcc = V4L2_PIX_FMT_BGRA444,
 128                 .hw_format = ROTATE_FORMAT_BGRA4444,
 129                 .planes = 1,
 130                 .bpp = { 2, 0, 0 },
 131                 .hsub = 1,
 132                 .vsub = 1,
 133                 .flags = ROTATE_FLAG_OUTPUT
 134         }, {
 135                 .fourcc = V4L2_PIX_FMT_ARGB555,
 136                 .hw_format = ROTATE_FORMAT_ARGB1555,
 137                 .planes = 1,
 138                 .bpp = { 2, 0, 0 },
 139                 .hsub = 1,
 140                 .vsub = 1,
 141                 .flags = ROTATE_FLAG_OUTPUT
 142         }, {
 143                 .fourcc = V4L2_PIX_FMT_ABGR555,
 144                 .hw_format = ROTATE_FORMAT_ABGR1555,
 145                 .planes = 1,
 146                 .bpp = { 2, 0, 0 },
 147                 .hsub = 1,
 148                 .vsub = 1,
 149                 .flags = ROTATE_FLAG_OUTPUT
 150         }, {
 151                 .fourcc = V4L2_PIX_FMT_RGBA555,
 152                 .hw_format = ROTATE_FORMAT_RGBA5551,
 153                 .planes = 1,
 154                 .bpp = { 2, 0, 0 },
 155                 .hsub = 1,
 156                 .vsub = 1,
 157                 .flags = ROTATE_FLAG_OUTPUT
 158         }, {
 159                 .fourcc = V4L2_PIX_FMT_BGRA555,
 160                 .hw_format = ROTATE_FORMAT_BGRA5551,
 161                 .planes = 1,
 162                 .bpp = { 2, 0, 0 },
 163                 .hsub = 1,
 164                 .vsub = 1,
 165                 .flags = ROTATE_FLAG_OUTPUT
 166         }, {
 167                 .fourcc = V4L2_PIX_FMT_YVYU,
 168                 .hw_format = ROTATE_FORMAT_YVYU,
 169                 .planes = 1,
 170                 .bpp = { 2, 0, 0 },
 171                 .hsub = 2,
 172                 .vsub = 1,
 173                 .flags = ROTATE_FLAG_YUV
 174         }, {
 175                 .fourcc = V4L2_PIX_FMT_UYVY,
 176                 .hw_format = ROTATE_FORMAT_UYVY,
 177                 .planes = 1,
 178                 .bpp = { 2, 0, 0 },
 179                 .hsub = 2,
 180                 .vsub = 1,
 181                 .flags = ROTATE_FLAG_YUV
 182         }, {
 183                 .fourcc = V4L2_PIX_FMT_YUYV,
 184                 .hw_format = ROTATE_FORMAT_YUYV,
 185                 .planes = 1,
 186                 .bpp = { 2, 0, 0 },
 187                 .hsub = 2,
 188                 .vsub = 1,
 189                 .flags = ROTATE_FLAG_YUV
 190         }, {
 191                 .fourcc = V4L2_PIX_FMT_NV61,
 192                 .hw_format = ROTATE_FORMAT_NV61,
 193                 .planes = 2,
 194                 .bpp = { 1, 2, 0 },
 195                 .hsub = 2,
 196                 .vsub = 1,
 197                 .flags = ROTATE_FLAG_YUV
 198         }, {
 199                 .fourcc = V4L2_PIX_FMT_NV16,
 200                 .hw_format = ROTATE_FORMAT_NV16,
 201                 .planes = 2,
 202                 .bpp = { 1, 2, 0 },
 203                 .hsub = 2,
 204                 .vsub = 1,
 205                 .flags = ROTATE_FLAG_YUV
 206         }, {
 207                 .fourcc = V4L2_PIX_FMT_YUV422P,
 208                 .hw_format = ROTATE_FORMAT_YUV422P,
 209                 .planes = 3,
 210                 .bpp = { 1, 1, 1 },
 211                 .hsub = 2,
 212                 .vsub = 1,
 213                 .flags = ROTATE_FLAG_YUV
 214         }, {
 215                 .fourcc = V4L2_PIX_FMT_NV21,
 216                 .hw_format = ROTATE_FORMAT_NV21,
 217                 .planes = 2,
 218                 .bpp = { 1, 2, 0 },
 219                 .hsub = 2,
 220                 .vsub = 2,
 221                 .flags = ROTATE_FLAG_YUV
 222         }, {
 223                 .fourcc = V4L2_PIX_FMT_NV12,
 224                 .hw_format = ROTATE_FORMAT_NV12,
 225                 .planes = 2,
 226                 .bpp = { 1, 2, 0 },
 227                 .hsub = 2,
 228                 .vsub = 2,
 229                 .flags = ROTATE_FLAG_YUV
 230         }, {
 231                 .fourcc = V4L2_PIX_FMT_YUV420,
 232                 .hw_format = ROTATE_FORMAT_YUV420P,
 233                 .planes = 3,
 234                 .bpp = { 1, 1, 1 },
 235                 .hsub = 2,
 236                 .vsub = 2,
 237                 .flags = ROTATE_FLAG_YUV | ROTATE_FLAG_OUTPUT
 238         },
 239 };
 240
 241 const struct rotate_format *rotate_find_format(u32 pixelformat)
 242 {
 243         unsigned int i;
 244
 245         for (i = 0; i < ARRAY_SIZE(rotate_formats); i++)
 246                 if (rotate_formats[i].fourcc == pixelformat)
 247                         return &rotate_formats[i];
 248
 249         return NULL;
 250 }
 251
 252 int rotate_enum_fmt(struct v4l2_fmtdesc *f, bool dst)
 253 {
 254         int i, index;
 255
 256         index = 0;
 257
 258         for (i = 0; i < ARRAY_SIZE(rotate_formats); i++) {
 259                 /* not all formats can be used for capture buffers */
 260                 if (dst && !(rotate_formats[i].flags & ROTATE_FLAG_OUTPUT))
 261                         continue;
 262
 263                 if (index == f->index) {
 264                         f->pixelformat = rotate_formats[i].fourcc;
 265
 266                         return 0;
 267                 }
 268
 269                 index++;
 270         }
 271
 272         return -EINVAL;
 273 }