drivers/video/rockchip/hdmi/rk_hdmi_lcdc.c

   1 #include <linux/console.h>
   2 #include<linux/rk_fb.h>
   3 #include "rk_hdmi.h"
   4
   5 #define OUT_TYPE                SCREEN_HDMI
   6 #define OUT_FACE                OUT_P888
   7 #define DCLK_POL                1
   8 #define SWAP_RB                 0
   9 #define LCD_ACLK                800000000
  10
  11 struct hdmi *m_hdmi_drv;
  12
  13 static const struct fb_videomode hdmi_mode[] = {
  14         /*      name            refresh xres    yres    pixclock                h_bp    h_fp    v_bp    v_fp    h_pw    v_pw                    polariry                        PorI    flag(used for vic) */
  15 /*
  16         {"640x480p@60Hz",       60,     640,    480,    25175000,       48,     16,     33,     10,     96,     2,                      0,                              0,      1 },
  17 */
  18         {"720x480i@60Hz",       60,     720,    480,    27000000,       57,     19,   15,     4,        62,     3,                      0,                              1,      6 },
  19         {"720x576i@50Hz",       50,     720,    576,    27000000,       69,     12,     19,     2,      63,     3,                      0,                              1,      21},
  20         {"720x480p@60Hz",       60,     720,    480,    27000000,       60,     16,     30,     9,      62,     6,                      0,                              0,      2 },
  21         {"720x576p@50Hz",       50,     720,    576,    27000000,       68,     12,     39,     5,      64,     5,                      0,                              0,      17},
  22 /*
  23         {"1280x720p@24Hz",      24,     1280,   720,    59400000,       220,    1760,   20,     5,      40,     5,      FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      60},
  24         {"1280x720p@25Hz",      25,     1280,   720,    74250000,       220,    2420,   20,     5,      40,     5,      FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      61},
  25         {"1280x720p@30Hz",      30,     1280,   720,    74250000,       220,    1760,   20,     5,      40,     5,      FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      62},
  26 */
  27         {"1280x720p@50Hz",      50,     1280,   720,    74250000,       220,    440,    20,     5,      40,     5,      FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      19},
  28         {"1280x720p@60Hz",      60,     1280,   720,    74250000,       220,    110,    20,     5,      40,     5,      FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      4 },
  29 /*
  30         {"1920x1080p@24Hz",     24,     1920,   1080,   74250000,       148,    638,    36,     4,      44,     5,      FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      32},
  31         {"1920x1080p@25Hz",     25,     1920,   1080,   74250000,       148,    528,    36,     4,      44,     5,      FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      33},
  32         {"1920x1080p@30Hz",     30,     1920,   1080,   74250000,       148,    88,     36,     4,      44,     5,      FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      34},
  33         {"1920x1080i@50Hz_2",   50,     1920,   1080,   72000000,       184,    32,     57,     23,     168,    5,      FB_SYNC_HOR_HIGH_ACT,                           1,      39},
  34 */
  35         {"1920x1080i@50Hz",     50,     1920,   1080,   74250000,       148,    528,    15,     2,      44,     5,      FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   1,      20},
  36         {"1920x1080i@60Hz",     60,     1920,   1080,   74250000,       148,    88,     15,     2,      44,     5,      FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   1,      5 },
  37         {"1920x1080p@50Hz",     50,     1920,   1080,   148500000,      148,    528,    36,     4,      44,     5,      FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      31},
  38         {"1920x1080p@60Hz",     60,     1920,   1080,   148500000,      148,    88,     36,     4,      44,     5,      FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      16},
  39 /*
  40         {"1440x288p@50Hz",      50,     720,    480,    27000000,       138,    24,     19,     2,      126,    3,                      0,                              0,      23},
  41         {"2880x576i@50Hz",      50,     1440,   240,    54000000,       276,    48,     19,     2,      252,    3,                      0,                              1,      25},
  42         {"2880x288p@50Hz",      50,     2880,   480,    54000000,       276,    48,     19,     3,      252,    3,                      0,                              0,      27},
  43         {"1440x576p@50Hz",      50,     2880,   480,    54000000,       136,    24,     39,     5,      128,    5,                      0,                              0,      29},
  44         {"2880x576p@50Hz",      50,     1920,   1080,   108000000,      272,    48,     39,     5,      256,    5,                      0,                              0,      37},
  45         {"1440x240p@60Hz",      60,     1440,   240,    27000000,       114,    38,     15,     4,      124,    3,                      0,                              0,      8 },
  46         {"2880x480i@60Hz",      60,     2880,   480,    54000000,       228,    76,     15,     4,      248,    3,                      0,                              1,      10},
  47         {"2880x480p@60Hz",      60,     2880,   480,    54000000,       228,    76,     15,     4,      248,    3,                      0,                              0,      12},
  48         {"1440x480p@60Hz",      60,     1440,   480,    54000000,       120,    32,     30,     9,      124,    6,                      0,                              0,      14},
  49         {"2880x480p@60Hz",      60,     2880,   480,    54000000,       240,    64,     30,     9,      248,    6,                      0,                              0,      35},
  50
  51         {"1920x1080i@100Hz",    100,    1920,   1080,   148500000,      148,    528,    15,     2,      44,     5,                      1,                              1,      40},
  52         {"1280x720p@100Hz",     100,    1280,   720,    148500000,      220,    440,    20,     5,      40,     5,                      1,                              0,      41},
  53         {"720x576p@100Hz",      100,    720,    576,    54000000,       68,     12,     39,     5,      64,     5,                      0,                              0,      42},
  54         {"1440x576i@100Hz",     100,    1440,   576,    54000000,       138,    24,     19,     2,      12,     3,                      0,                              1,      44},
  55         {"1920x1080p@100Hz",    100,    1920,   1080,   297000000,      148,    528,    36,     4,      44,     5,                      1,                              0,      64},
  56
  57         {"1920x1080i@120Hz",    120,    1920,   1080,   148500000,      148,    88,     15,     2,      44,     5,                      1,                              1,      46},
  58         {"1280x720p@120Hz",     120,    1280,   720,    148500000,      220,    110,    20,     5,      40,     5,                      1,                              0,      47},
  59         {"720x480p@120Hz",      120,    720,    480,    54000000,       60,     16,     30,     9,      62,     6,                      0,                              0,      48},
  60         {"1440x480i@120Hz",     120,    1440,   480,    54000000,       114,    38,     15,     4,      12,     3,                      0,                              1,      50},
  61         {"1920x1080p@120Hz",    120,    1920,   1080,   297000000,      148,    88,     36,     4,      44,     5,                      1,                              0,      63},
  62
  63         {"720x576p@200Hz",      200,    720,    576,    108000000,      68,     12,     39,     5,      64,     5,                      0,                              0,      52},
  64         {"1440x576i@200Hz",     200,    1920,   1080,   108000000,      138,    24,     19,     2,      12,     3,                      0,                              1,      54},
  65
  66         {"720x480p@240Hz",      240,    720,    480,    108000000,      60,     16,     30,     9,      62,     6,                      0,                              0,      56},
  67         {"1440x480i@240Hz",     240,    1440,   480,    108000000,      114,    38,     15,     4,      12,     3,                      0,                              1,      58},
  68 */
  69         {"3840x2160p@24Hz",     24,     3840,   2160,   297000000,      296,    1276,   72,     8,      88,     10,     FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      93},
  70         {"3840x2160p@25Hz",     25,     3840,   2160,   297000000,      296,    1056,   72,     8,      88,     10,     FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      94},
  71         {"3840x2160p@30Hz",     30,     3840,   2160,   297000000,      296,    176,    72,     8,      88,     10,     FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      95},
  72         {"3840x2160p@50Hz",     50,     3840,   2160,   594000000,      296,    1056,   72,     8,      88,     10,     FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      96},
  73         {"3840x2160p@60Hz",     60,     3840,   2160,   594000000,      296,    176,    72,     8,      88,     10,     FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      97},
  74         {"4096x2160p@24Hz",     24,     4096,   2160,   297000000,      296,    1020,   72,     8,      88,     10,     FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      98},
  75         {"4096x2160p@25Hz",     25,     4096,   2160,   297000000,      128,    968,    72,     8,      88,     10,     FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      99},
  76         {"4096x2160p@30Hz",     30,     4096,   2160,   297000000,      128,    88,     72,     8,      88,     10,     FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      100},
  77         {"4096x2160p@50Hz",     50,     4096,   2160,   594000000,      128,    968,    72,     8,      88,     10,     FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      101},
  78         {"4096x2160p@60Hz",     60,     4096,   2160,   594000000,      128,    88,     72,     8,      88,     10,     FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,   0,      102},
  79
  80 };
  81
  82 void hdmi_init_lcdc(struct rk_screen *screen, struct rk29lcd_info *lcd_info)
  83 {
  84         hdmi_set_info(screen, HDMI_VIDEO_DEFAULT_MODE);
  85 }
  86
  87 int hdmi_set_info(struct rk_screen *screen, unsigned int vic)
  88 {
  89         int i;
  90
  91         if (screen == NULL)
  92                 return -1;
  93
  94         if (vic == 0)
  95                 vic = HDMI_VIDEO_DEFAULT_MODE;
  96
  97         for (i = 0; i < ARRAY_SIZE(hdmi_mode); i++) {
  98                 if (hdmi_mode[i].flag == vic)
  99                         break;
 100         }
 101         if (i == ARRAY_SIZE(hdmi_mode))
 102                 return -1;
 103
 104         memset(screen, 0, sizeof(struct rk_screen));
 105
 106         /* screen type & face */
 107         screen->type = OUT_TYPE;
 108         screen->face = OUT_FACE;
 109
 110         /* Screen size */
 111         screen->mode.xres = hdmi_mode[i].xres;
 112         screen->mode.yres = hdmi_mode[i].yres;
 113
 114         /* Timing */
 115         screen->mode.pixclock = hdmi_mode[i].pixclock;
 116         screen->mode.refresh = hdmi_mode[i].refresh;
 117         /* screen->lcdc_aclk = LCD_ACLK; */
 118         screen->mode.left_margin = hdmi_mode[i].left_margin;
 119         screen->mode.right_margin = hdmi_mode[i].right_margin;
 120         screen->mode.hsync_len = hdmi_mode[i].hsync_len;
 121         screen->mode.upper_margin = hdmi_mode[i].upper_margin;
 122         screen->mode.lower_margin = hdmi_mode[i].lower_margin;
 123         screen->mode.vsync_len = hdmi_mode[i].vsync_len;
 124         screen->mode.vmode = hdmi_mode[i].vmode;
 125         screen->hdmi_resolution = hdmi_mode[i].flag;
 126         if ((screen->hdmi_resolution == HDMI_720X480I_60HZ_VIC) ||
 127                 (screen->hdmi_resolution == HDMI_720X576I_50HZ_VIC))
 128                 screen->pixelrepeat = 1;
 129
 130         /* Pin polarity */
 131 #if defined(CONFIG_HDMI_RK616) && !defined(CONFIG_ARCH_RK3026)
 132         screen->pin_hsync = 0;
 133         screen->pin_vsync = 0;
 134 #else
 135         screen->pin_hsync = 0;
 136         if (FB_SYNC_HOR_HIGH_ACT & hdmi_mode[i].sync)
 137                 screen->pin_hsync = 1;
 138         else
 139                 screen->pin_hsync = 0;
 140         if (FB_SYNC_VERT_HIGH_ACT & hdmi_mode[i].sync)
 141                 screen->pin_vsync = 1;
 142         else
 143                 screen->pin_vsync = 0;
 144 #endif
 145         screen->pin_den = 0;
 146         screen->pin_dclk = DCLK_POL;
 147
 148         /* Swap rule */
 149         screen->swap_rb = SWAP_RB;
 150         screen->swap_rg = 0;
 151         screen->swap_gb = 0;
 152         screen->swap_delta = 0;
 153         screen->swap_dumy = 0;
 154
 155         /* Operation function */
 156         screen->init = NULL;
 157         screen->standby = NULL;
 158
 159         /* Init Default Overscan Value:
 160          * TODO modify the value according to your need adjust value
 161          */
 162         switch (vic) {
 163         case 16:                /* 1080p-60Hz */
 164                 screen->overscan.left = 97;
 165                 screen->overscan.top = 97;
 166                 screen->overscan.right = 97;
 167                 screen->overscan.bottom = 97;
 168                 break;
 169         default:
 170                 screen->overscan.left = 96;
 171                 screen->overscan.top = 96;
 172                 screen->overscan.right = 96;
 173                 screen->overscan.bottom = 96;
 174                 break;
 175         }
 176
 177         return 0;
 178 }
 179
 180 #ifdef HDMI_DEBUG
 181 static void hdmi_show_sink_info(struct hdmi *hdmi)
 182 {
 183         struct list_head *pos, *head = &hdmi->edid.modelist;
 184         struct fb_modelist *modelist;
 185         struct fb_videomode *m;
 186         int i;
 187         struct hdmi_audio *audio;
 188
 189         hdmi_dbg(hdmi->dev, "******** Show Sink Info ********\n");
 190         hdmi_dbg(hdmi->dev, "Support video mode:\n");
 191         list_for_each(pos, head) {
 192                 modelist = list_entry(pos, struct fb_modelist, list);
 193                 m = &modelist->mode;
 194                 hdmi_dbg(hdmi->dev, "   %s.\n", m->name);
 195         }
 196
 197         for (i = 0; i < hdmi->edid.audio_num; i++) {
 198                 audio = &(hdmi->edid.audio[i]);
 199                 switch (audio->type) {
 200                 case HDMI_AUDIO_LPCM:
 201                         hdmi_dbg(hdmi->dev, "Support audio type: LPCM\n");
 202                         break;
 203                 case HDMI_AUDIO_AC3:
 204                         hdmi_dbg(hdmi->dev, "Support audio type: AC3\n");
 205                         break;
 206                 case HDMI_AUDIO_MPEG1:
 207                         hdmi_dbg(hdmi->dev, "Support audio type: MPEG1\n");
 208                         break;
 209                 case HDMI_AUDIO_MP3:
 210                         hdmi_dbg(hdmi->dev, "Support audio type: MP3\n");
 211                         break;
 212                 case HDMI_AUDIO_MPEG2:
 213                         hdmi_dbg(hdmi->dev, "Support audio type: MPEG2\n");
 214                         break;
 215                 case HDMI_AUDIO_AAC_LC:
 216                         hdmi_dbg(hdmi->dev, "Support audio type: AAC\n");
 217                         break;
 218                 case HDMI_AUDIO_DTS:
 219                         hdmi_dbg(hdmi->dev, "Support audio type: DTS\n");
 220                         break;
 221                 case HDMI_AUDIO_ATARC:
 222                         hdmi_dbg(hdmi->dev, "Support audio type: ATARC\n");
 223                         break;
 224                 case HDMI_AUDIO_DSD:
 225                         hdmi_dbg(hdmi->dev, "Support audio type: DSD\n");
 226                         break;
 227                 case HDMI_AUDIO_E_AC3:
 228                         hdmi_dbg(hdmi->dev, "Support audio type: E-AC3\n");
 229                         break;
 230                 case HDMI_AUDIO_DTS_HD:
 231                         hdmi_dbg(hdmi->dev, "Support audio type: DTS-HD\n");
 232                         break;
 233                 case HDMI_AUDIO_MLP:
 234                         hdmi_dbg(hdmi->dev, "Support audio type: MLP\n");
 235                         break;
 236                 case HDMI_AUDIO_DST:
 237                         hdmi_dbg(hdmi->dev, "Support audio type: DST\n");
 238                         break;
 239                 case HDMI_AUDIO_WMA_PRO:
 240                         hdmi_dbg(hdmi->dev, "Support audio type: WMP-PRO\n");
 241                         break;
 242                 default:
 243                         hdmi_dbg(hdmi->dev, "Support audio type: Unkown\n");
 244                         break;
 245                 }
 246
 247                 hdmi_dbg(hdmi->dev, "Support audio sample rate:\n");
 248                 if (audio->rate & HDMI_AUDIO_FS_32000)
 249                         hdmi_dbg(hdmi->dev, "   32000\n");
 250                 if (audio->rate & HDMI_AUDIO_FS_44100)
 251                         hdmi_dbg(hdmi->dev, "   44100\n");
 252                 if (audio->rate & HDMI_AUDIO_FS_48000)
 253                         hdmi_dbg(hdmi->dev, "   48000\n");
 254                 if (audio->rate & HDMI_AUDIO_FS_88200)
 255                         hdmi_dbg(hdmi->dev, "   88200\n");
 256                 if (audio->rate & HDMI_AUDIO_FS_96000)
 257                         hdmi_dbg(hdmi->dev, "   96000\n");
 258                 if (audio->rate & HDMI_AUDIO_FS_176400)
 259                         hdmi_dbg(hdmi->dev, "   176400\n");
 260                 if (audio->rate & HDMI_AUDIO_FS_192000)
 261                         hdmi_dbg(hdmi->dev, "   192000\n");
 262
 263                 hdmi_dbg(hdmi->dev, "Support audio word lenght:\n");
 264                 if (audio->rate & HDMI_AUDIO_WORD_LENGTH_16bit)
 265                         hdmi_dbg(hdmi->dev, "   16bit\n");
 266                 if (audio->rate & HDMI_AUDIO_WORD_LENGTH_20bit)
 267                         hdmi_dbg(hdmi->dev, "   20bit\n");
 268                 if (audio->rate & HDMI_AUDIO_WORD_LENGTH_24bit)
 269                         hdmi_dbg(hdmi->dev, "   24bit\n");
 270         }
 271         hdmi_dbg(hdmi->dev, "******** Show Sink Info ********\n");
 272 }
 273 #endif
 274
 275 /**
 276  * hdmi_ouputmode_select - select hdmi transmitter output mode: hdmi or dvi?
 277  * @hdmi: handle of hdmi
 278  * @edid_ok: get EDID data success or not, HDMI_ERROR_SUCESS means success.
 279  */
 280 int hdmi_ouputmode_select(struct hdmi *hdmi, int edid_ok)
 281 {
 282         struct list_head *head = &hdmi->edid.modelist;
 283         struct fb_monspecs *specs = hdmi->edid.specs;
 284         struct fb_videomode *modedb = NULL;
 285         int i, pixclock;
 286
 287         if (edid_ok != HDMI_ERROR_SUCESS) {
 288                 dev_err(hdmi->dev,
 289                         "warning: EDID error, assume sink as HDMI and asume minitor support audio output!!!!");
 290                 hdmi->edid.sink_hdmi = 1;
 291                 /* if edid error,asume monitor support audio output */
 292                 hdmi->edid.base_audio_support = 1;
 293         }
 294
 295         if (edid_ok != HDMI_ERROR_SUCESS) {
 296                 hdmi->edid.ycbcr444 = 0;
 297                 hdmi->edid.ycbcr422 = 0;
 298                 hdmi->autoconfig = HDMI_DISABLE;
 299         }
 300         if (head->next == head) {
 301                 dev_info(hdmi->dev,
 302                          "warning: no CEA video mode parsed from EDID !!!!");
 303                 /* If EDID get error, list all system supported mode.
 304                  * If output mode is set to DVI and EDID is ok, check
 305                  * the output timing.
 306                  */
 307
 308                 if (hdmi->edid.sink_hdmi == 0 && specs && specs->modedb_len) {
 309                         /* Get max resolution timing */
 310                         modedb = &specs->modedb[0];
 311                         for (i = 0; i < specs->modedb_len; i++) {
 312                                 if (specs->modedb[i].xres > modedb->xres)
 313                                         modedb = &specs->modedb[i];
 314                                 else if (specs->modedb[i].yres > modedb->yres)
 315                                         modedb = &specs->modedb[i];
 316                         }
 317                         /* For some monitor, the max pixclock read from EDID
 318                          * is smaller than the clock of
 319                          * max resolution mode supported.
 320                          */
 321                         pixclock = PICOS2KHZ(modedb->pixclock);
 322                         pixclock /= 250;
 323                         pixclock *= 250;
 324                         pixclock *= 1000;
 325                         if (pixclock == 148250000)
 326                                 pixclock = 148500000;
 327                         if (pixclock > specs->dclkmax)
 328                                 specs->dclkmax = pixclock;
 329                 }
 330
 331                 for (i = 0; i < ARRAY_SIZE(hdmi_mode); i++) {
 332                         if (modedb) {
 333                                 if ((hdmi_mode[i].pixclock < specs->dclkmin) ||
 334                                     (hdmi_mode[i].pixclock > specs->dclkmax) ||
 335                                     (hdmi_mode[i].refresh < specs->vfmin) ||
 336                                     (hdmi_mode[i].refresh > specs->vfmax) ||
 337                                     (hdmi_mode[i].xres > modedb->xres) ||
 338                                     (hdmi_mode[i].yres > modedb->yres))
 339                                         continue;
 340                         }
 341                         hdmi_add_videomode(&hdmi_mode[i], head);
 342                 }
 343         }
 344 #ifdef HDMI_DEBUG
 345         hdmi_show_sink_info(hdmi);
 346 #endif
 347         return HDMI_ERROR_SUCESS;
 348 }
 349
 350 /**
 351  * hdmi_videomode_compare - compare 2 videomodes
 352  * @mode1: first videomode
 353  * @mode2: second videomode
 354  *
 355  * RETURNS:
 356  * 1 if mode1 > mode2, 0 if mode1 = mode2, -1 mode1 < mode2
 357  */
 358 static int hdmi_videomode_compare(const struct fb_videomode *mode1,
 359                                   const struct fb_videomode *mode2)
 360 {
 361         if (mode1->xres > mode2->xres)
 362                 return 1;
 363         else if (mode1->xres == mode2->xres) {
 364                 if (mode1->yres > mode2->yres)
 365                         return 1;
 366                 else if (mode1->yres == mode2->yres) {
 367                         if (mode1->pixclock > mode2->pixclock)
 368                                 return 1;
 369                         else if (mode1->pixclock == mode2->pixclock) {
 370                                 if (mode1->refresh > mode2->refresh)
 371                                         return 1;
 372                                 else if (mode1->refresh == mode2->refresh)
 373                                         return 0;
 374                         }
 375                 }
 376         }
 377         return -1;
 378 }
 379
 380 /**
 381  * hdmi_add_videomode: adds videomode entry to modelist
 382  * @mode: videomode to add
 383  * @head: struct list_head of modelist
 384  *
 385  * NOTES:
 386  * Will only add unmatched mode entries
 387  */
 388 int hdmi_add_videomode(const struct fb_videomode *mode, struct list_head *head)
 389 {
 390         struct list_head *pos;
 391         struct fb_modelist *modelist, *modelist_new;
 392         struct fb_videomode *m;
 393         int i, found = 0;
 394
 395         for (i = 0; i < ARRAY_SIZE(hdmi_mode); i++) {
 396                 m = (struct fb_videomode *)&hdmi_mode[i];
 397                 if (fb_mode_is_equal(m, mode)) {
 398                         found = 1;
 399                         break;
 400                 }
 401         }
 402
 403         if (found) {
 404                 list_for_each(pos, head) {
 405                         modelist = list_entry(pos, struct fb_modelist, list);
 406                         m = &modelist->mode;
 407                         if (fb_mode_is_equal(m, mode)) {
 408                                 /* m == mode */
 409                                 return 0;
 410                         } else {
 411                                 if (hdmi_videomode_compare(m, mode) == -1)
 412                                         break;
 413                         }
 414                 }
 415
 416                 modelist_new = kmalloc(sizeof(struct fb_modelist), GFP_KERNEL);
 417                 if (!modelist_new)
 418                         return -ENOMEM;
 419                 modelist_new->mode = hdmi_mode[i];
 420                 list_add_tail(&modelist_new->list, pos);
 421         }
 422
 423         return 0;
 424 }
 425
 426 /**
 427  * hdmi_videomode_to_vic: transverse video mode to vic
 428  * @vmode: videomode to transverse
 429  *
 430  */
 431 int hdmi_videomode_to_vic(struct fb_videomode *vmode)
 432 {
 433         unsigned char vic = 0;
 434         int i = 0;
 435
 436         for (i = 0; i < ARRAY_SIZE(hdmi_mode); i++) {
 437                 if (vmode->vmode == hdmi_mode[i].vmode &&
 438                     vmode->refresh == hdmi_mode[i].refresh &&
 439                     vmode->xres == hdmi_mode[i].xres &&
 440                     vmode->left_margin == hdmi_mode[i].left_margin &&
 441                     vmode->right_margin == hdmi_mode[i].right_margin &&
 442                     vmode->upper_margin == hdmi_mode[i].upper_margin &&
 443                     vmode->lower_margin == hdmi_mode[i].lower_margin &&
 444                     vmode->hsync_len == hdmi_mode[i].hsync_len &&
 445                     vmode->vsync_len == hdmi_mode[i].vsync_len) {
 446                         /*if ((vmode->vmode == FB_VMODE_NONINTERLACED
 447                              && vmode->yres == hdmi_mode[i].yres)
 448                             || (vmode->vmode == FB_VMODE_INTERLACED
 449                                 && vmode->yres == hdmi_mode[i].yres / 2))*/
 450                         {
 451                                 vic = hdmi_mode[i].flag;
 452                                 break;
 453                         }
 454                 }
 455         }
 456         return vic;
 457 }
 458
 459 /**
 460  * hdmi_vic_to_videomode: transverse vic mode to video mode
 461  * @vmode: vic to transverse
 462  *
 463  */
 464 const struct fb_videomode *hdmi_vic_to_videomode(int vic)
 465 {
 466         int i;
 467
 468         if (vic == 0)
 469                 return NULL;
 470
 471         for (i = 0; i < ARRAY_SIZE(hdmi_mode); i++) {
 472                 if (hdmi_mode[i].flag == vic)
 473                         return &hdmi_mode[i];
 474         }
 475         return NULL;
 476 }
 477
 478 /**
 479  * hdmi_find_best_mode: find the video mode nearest to input vic
 480  * @hdmi:
 481  * @vic: input vic
 482  *
 483  * NOTES:
 484  * If vic is zero, return the high resolution video mode vic.
 485  */
 486 int hdmi_find_best_mode(struct hdmi *hdmi, int vic)
 487 {
 488         struct list_head *pos, *head = &hdmi->edid.modelist;
 489         struct fb_modelist *modelist;
 490         struct fb_videomode *m = NULL;
 491         int found = 0;
 492
 493         if (vic) {
 494                 list_for_each(pos, head) {
 495                         modelist = list_entry(pos, struct fb_modelist, list);
 496                         m = &modelist->mode;
 497                         if (m->flag == vic) {
 498                                 found = 1;
 499                                 break;
 500                         }
 501                 }
 502         }
 503         if ((vic == 0 || found == 0) && head->next != head) {
 504                 modelist = list_entry(head->next, struct fb_modelist, list);
 505                 m = &modelist->mode;
 506         }
 507         if (m != NULL)
 508                 return m->flag;
 509         else
 510                 return 0;
 511 }
 512
 513 const char *hdmi_get_video_mode_name(unsigned char vic)
 514 {
 515         int i;
 516
 517         for (i = 0; i < ARRAY_SIZE(hdmi_mode); i++) {
 518                 if (vic == hdmi_mode[i].flag)
 519                         break;
 520         }
 521         if (i == ARRAY_SIZE(hdmi_mode))
 522                 return NULL;
 523         else
 524                 return hdmi_mode[i].name;
 525 }
 526
 527 /**
 528  * hdmi_switch_fb: switch lcdc mode to required video mode
 529  * @hdmi:
 530  * @type:
 531  *
 532  * NOTES:
 533  *
 534  */
 535 int hdmi_switch_fb(struct hdmi *hdmi, int vic)
 536 {
 537         int rc = 0;
 538         struct rk_screen *screen;
 539
 540         screen = kzalloc(sizeof(struct rk_screen), GFP_KERNEL);
 541         if (screen == NULL)
 542                 return -1;
 543
 544         if (hdmi->vic == 0)
 545                 hdmi->vic = HDMI_VIDEO_DEFAULT_MODE;
 546
 547         rc = hdmi_set_info(screen, hdmi->vic);
 548
 549         if (rc == 0) {
 550                 if (hdmi->set_vif)      /* turn off vif for jettab */
 551                         hdmi->set_vif(hdmi, screen, 0);
 552                 rk_fb_switch_screen(screen, 1, hdmi->lcdc->id);
 553                 rk_fb_disp_scale(hdmi->xscale, hdmi->yscale, hdmi->lcdc->id);
 554                 if (hdmi->set_vif)
 555                         hdmi->set_vif(hdmi, screen, 1);
 556
 557         }
 558
 559         kfree(screen);
 560
 561         return rc;
 562 }
 563
 564 /**
 565  * hdmi_init_video_para: init video_para variable
 566  *
 567  * NOTES:
 568  *This parameters should be modified according to need by user
 569  */
 570 int hdmi_init_video_para(struct hdmi *hdmi_drv, struct hdmi_video_para *video)
 571 {
 572         memset(video, 0, sizeof(struct hdmi_video_para));
 573         video->vic = hdmi_drv->vic;
 574         video->input_mode = VIDEO_INPUT_RGB_YCBCR_444;
 575         video->input_color = VIDEO_INPUT_COLOR_RGB;
 576         video->output_mode = hdmi_drv->edid.sink_hdmi;
 577         video->format_3d = 0;   /* TODO modify according to EDID if need */
 578         video->pixel_repet = 0;
 579         /* 0:IT Video Format  1:CE Video Format
 580          * TODO modify according to EDID
 581          */
 582         video->color_limit_range = 1;
 583
 584 #ifdef SOURCE_ABOVE_10BIT
 585         if (hdmi_drv->edid.deepcolor & HDMI_COLOR_DEPTH_16BIT)
 586                 video->color_depth = HDMI_COLOR_DEPTH_16BIT;
 587         else if (hdmi_drv->edid.deepcolor & HDMI_COLOR_DEPTH_12BIT)
 588                 video->color_depth = HDMI_COLOR_DEPTH_12BIT;
 589         else
 590 #endif
 591         if (hdmi_drv->edid.deepcolor & HDMI_COLOR_DEPTH_10BIT)
 592                 video->color_depth = HDMI_COLOR_DEPTH_10BIT;
 593         else
 594                 video->color_depth = HDMI_COLOR_DEPTH_8BIT;
 595
 596         if (hdmi_drv->edid.ycbcr444)
 597                 video->output_color = VIDEO_OUTPUT_YCBCR444;
 598         else if (hdmi_drv->edid.ycbcr422)
 599                 video->output_color = VIDEO_OUTPUT_YCBCR422;
 600         else
 601                 video->output_color = VIDEO_OUTPUT_RGB444;
 602
 603         /*For DVI, output RGB */
 604         if (hdmi_drv->edid.sink_hdmi == 0)
 605                 video->output_color = VIDEO_OUTPUT_RGB444;
 606
 607         return 0;
 608 }
 609
 610 /**
 611  * hdmi_drv_register: init hdmi_drv variable
 612  *
 613  * NOTES:
 614  *
 615  */
 616 int hdmi_drv_register(struct hdmi *hdmi_drv)
 617 {
 618         m_hdmi_drv = hdmi_drv;
 619         return 0;
 620 }
 621
 622 /**
 623  * hdmi_get_status: get hdmi hotplug status
 624  *
 625  * NOTES:
 626  *
 627  */
 628 int hdmi_get_hotplug(void)
 629 {
 630         if (m_hdmi_drv)
 631                 return m_hdmi_drv->hotplug;
 632         else
 633                 return HDMI_HPD_REMOVED;
 634 }