drivers/video/rockchip/hdmi/rockchip-hdmi.h

   1 #ifndef __ROCKCHIP_HDMI_H__
   2 #define __ROCKCHIP_HDMI_H__
   3
   4 #include <linux/fb.h>
   5 #include <linux/rk_fb.h>
   6 #include <linux/display-sys.h>
   7 #ifdef CONFIG_SWITCH
   8 #include <linux/switch.h>
   9 #endif
  10
  11 #define HDMI_VIDEO_NORMAL                               (0 << 8)
  12 #define HDMI_VIDEO_EXT                                  (1 << 8)
  13 #define HDMI_VIDEO_3D                                   (2 << 8)
  14 #define HDMI_VIDEO_DVI                                  (3 << 8)
  15 #define HDMI_VIDEO_YUV420                               (4 << 8)
  16 #define HDMI_VIC_MASK                                   (0xFF)
  17 #define HDMI_TYPE_MASK                                  (0xFF << 8)
  18 #define HDMI_MAX_ID                                     4
  19
  20 /* HDMI video information code according CEA-861-F */
  21 enum hdmi_video_infomation_code {
  22         HDMI_640X480P_60HZ = 1,
  23         HDMI_720X480P_60HZ_4_3,
  24         HDMI_720X480P_60HZ_16_9,
  25         HDMI_1280X720P_60HZ,
  26         HDMI_1920X1080I_60HZ,           /*5*/
  27         HDMI_720X480I_60HZ_4_3,
  28         HDMI_720X480I_60HZ_16_9,
  29         HDMI_720X240P_60HZ_4_3,
  30         HDMI_720X240P_60HZ_16_9,
  31         HDMI_2880X480I_60HZ_4_3,        /*10*/
  32         HDMI_2880X480I_60HZ_16_9,
  33         HDMI_2880X240P_60HZ_4_3,
  34         HDMI_2880X240P_60HZ_16_9,
  35         HDMI_1440X480P_60HZ_4_3,
  36         HDMI_1440X480P_60HZ_16_9,       /*15*/
  37         HDMI_1920X1080P_60HZ,
  38         HDMI_720X576P_50HZ_4_3,
  39         HDMI_720X576P_50HZ_16_9,
  40         HDMI_1280X720P_50HZ,
  41         HDMI_1920X1080I_50HZ,           /*20*/
  42         HDMI_720X576I_50HZ_4_3,
  43         HDMI_720X576I_50HZ_16_9,
  44         HDMI_720X288P_50HZ_4_3,
  45         HDMI_720X288P_50HZ_16_9,
  46         HDMI_2880X576I_50HZ_4_3,        /*25*/
  47         HDMI_2880X576I_50HZ_16_9,
  48         HDMI_2880X288P_50HZ_4_3,
  49         HDMI_2880X288P_50HZ_16_9,
  50         HDMI_1440X576P_50HZ_4_3,
  51         HDMI_1440X576P_50HZ_16_9,       /*30*/
  52         HDMI_1920X1080P_50HZ,
  53         HDMI_1920X1080P_24HZ,
  54         HDMI_1920X1080P_25HZ,
  55         HDMI_1920X1080P_30HZ,
  56         HDMI_2880X480P_60HZ_4_3,        /*35*/
  57         HDMI_2880X480P_60HZ_16_9,
  58         HDMI_2880X576P_50HZ_4_3,
  59         HDMI_2880X576P_50HZ_16_9,
  60         HDMI_1920X1080I_50HZ_1250,      /* V Line 1250 total*/
  61         HDMI_1920X1080I_100HZ,          /*40*/
  62         HDMI_1280X720P_100HZ,
  63         HDMI_720X576P_100HZ_4_3,
  64         HDMI_720X576P_100HZ_16_9,
  65         HDMI_720X576I_100HZ_4_3,
  66         HDMI_720X576I_100HZ_16_9,       /*45*/
  67         HDMI_1920X1080I_120HZ,
  68         HDMI_1280X720P_120HZ,
  69         HDMI_720X480P_120HZ_4_3,
  70         HDMI_720X480P_120HZ_16_9,
  71         HDMI_720X480I_120HZ_4_3,        /*50*/
  72         HDMI_720X480I_120HZ_16_9,
  73         HDMI_720X576P_200HZ_4_3,
  74         HDMI_720X576P_200HZ_16_9,
  75         HDMI_720X576I_200HZ_4_3,
  76         HDMI_720X576I_200HZ_16_9,       /*55*/
  77         HDMI_720X480P_240HZ_4_3,
  78         HDMI_720X480P_240HZ_16_9,
  79         HDMI_720X480I_240HZ_4_3,
  80         HDMI_720X480I_240HZ_16_9,
  81         HDMI_1280X720P_24HZ,            /*60*/
  82         HDMI_1280X720P_25HZ,
  83         HDMI_1280X720P_30HZ,
  84         HDMI_1920X1080P_120HZ,
  85         HDMI_1920X1080P_100HZ,
  86         HDMI_1280X720P_24HZ_4_3,        /*65*/
  87         HDMI_1280X720P_25HZ_4_3,
  88         HDMI_1280X720P_30HZ_4_3,
  89         HDMI_1280X720P_50HZ_4_3,
  90         HDMI_1280X720P_60HZ_4_3,
  91         HDMI_1280X720P_100HZ_4_3,       /*70*/
  92         HDMI_1280X720P_120HZ_4_3,
  93         HDMI_1920X1080P_24HZ_4_3,
  94         HDMI_1920X1080P_25HZ_4_3,
  95         HDMI_1920X1080P_30HZ_4_3,
  96         HDMI_1920X1080P_50HZ_4_3,       /*75*/
  97         HDMI_1920X1080P_60HZ_4_3,
  98         HDMI_1920X1080P_100HZ_4_3,
  99         HDMI_1920X1080P_120HZ_4_3,
 100         HDMI_1680X720P_24HZ,
 101         HDMI_1680X720P_25HZ,            /*80*/
 102         HDMI_1680X720P_30HZ,
 103         HDMI_1680X720P_50HZ,
 104         HDMI_1680X720P_60HZ,
 105         HDMI_1680X720P_100HZ,
 106         HDMI_1680X720P_120HZ,           /*85*/
 107         HDMI_2560X1080P_24HZ,
 108         HDMI_2560X1080P_25HZ,
 109         HDMI_2560X1080P_30HZ,
 110         HDMI_2560X1080P_50HZ,
 111         HDMI_2560X1080P_60HZ,           /*90*/
 112         HDMI_2560X1080P_100HZ,
 113         HDMI_2560X1080P_120HZ,
 114         HDMI_3840X2160P_24HZ,
 115         HDMI_3840X2160P_25HZ,
 116         HDMI_3840X2160P_30HZ,           /*95*/
 117         HDMI_3840X2160P_50HZ,
 118         HDMI_3840X2160P_60HZ,
 119         HDMI_4096X2160P_24HZ,
 120         HDMI_4096X2160P_25HZ,
 121         HDMI_4096X2160P_30HZ,           /*100*/
 122         HDMI_4096X2160P_50HZ,
 123         HDMI_4096X2160P_60HZ,
 124         HDMI_3840X2160P_24HZ_4_3,
 125         HDMI_3840X2160P_25HZ_4_3,
 126         HDMI_3840X2160P_30HZ_4_3,       /*105*/
 127         HDMI_3840X2160P_50HZ_4_3,
 128         HDMI_3840X2160P_60HZ_4_3,
 129 };
 130
 131 /* HDMI Extended Resolution */
 132 enum {
 133         HDMI_VIC_4KX2K_30HZ = 1,
 134         HDMI_VIC_4KX2K_25HZ,
 135         HDMI_VIC_4KX2K_24HZ,
 136         HDMI_VIC_4KX2K_24HZ_SMPTE
 137 };
 138
 139 /* HDMI Video Format */
 140 enum {
 141         HDMI_VIDEO_FORMAT_NORMAL = 0,
 142         HDMI_VIDEO_FORMAT_4KX2K,
 143         HDMI_VIDEO_FORMAT_3D,
 144 };
 145
 146 /* HDMI 3D type */
 147 enum {
 148         HDMI_3D_NONE = -1,
 149         HDMI_3D_FRAME_PACKING = 0,
 150         HDMI_3D_TOP_BOOTOM = 6,
 151         HDMI_3D_SIDE_BY_SIDE_HALF = 8,
 152 };
 153
 154 /* HDMI Video Data Color Mode */
 155 enum hdmi_video_color_mode {
 156         HDMI_COLOR_AUTO = 0,
 157         HDMI_COLOR_RGB_0_255,
 158         HDMI_COLOR_RGB_16_235,
 159         HDMI_COLOR_YCBCR444,
 160         HDMI_COLOR_YCBCR422,
 161         HDMI_COLOR_YCBCR420
 162 };
 163
 164 /* HDMI Video Data Color Depth */
 165 enum hdmi_deep_color {
 166         HDMI_DEPP_COLOR_AUTO = 0,
 167         HDMI_DEEP_COLOR_Y444 = 0x1,
 168         HDMI_DEEP_COLOR_30BITS = 0x2,
 169         HDMI_DEEP_COLOR_36BITS = 0x4,
 170         HDMI_DEEP_COLOR_48BITS = 0x8,
 171 };
 172
 173 /* HDMI Audio source */
 174 enum {
 175         HDMI_AUDIO_SRC_IIS = 0,
 176         HDMI_AUDIO_SRC_SPDIF
 177 };
 178
 179 /* HDMI Audio Type */
 180 enum hdmi_audio_type {
 181         HDMI_AUDIO_NLPCM = 0,
 182         HDMI_AUDIO_LPCM = 1,
 183         HDMI_AUDIO_AC3,
 184         HDMI_AUDIO_MPEG1,
 185         HDMI_AUDIO_MP3,
 186         HDMI_AUDIO_MPEG2,
 187         HDMI_AUDIO_AAC_LC,              /*AAC */
 188         HDMI_AUDIO_DTS,
 189         HDMI_AUDIO_ATARC,
 190         HDMI_AUDIO_DSD,                 /* One bit Audio */
 191         HDMI_AUDIO_E_AC3,
 192         HDMI_AUDIO_DTS_HD,
 193         HDMI_AUDIO_MLP,
 194         HDMI_AUDIO_DST,
 195         HDMI_AUDIO_WMA_PRO
 196 };
 197
 198 /* HDMI Audio Sample Rate */
 199 enum hdmi_audio_samplerate {
 200         HDMI_AUDIO_FS_32000  = 0x1,
 201         HDMI_AUDIO_FS_44100  = 0x2,
 202         HDMI_AUDIO_FS_48000  = 0x4,
 203         HDMI_AUDIO_FS_88200  = 0x8,
 204         HDMI_AUDIO_FS_96000  = 0x10,
 205         HDMI_AUDIO_FS_176400 = 0x20,
 206         HDMI_AUDIO_FS_192000 = 0x40
 207 };
 208
 209 /* HDMI Audio Word Length */
 210 enum hdmi_audio_word_length {
 211         HDMI_AUDIO_WORD_LENGTH_16bit = 0x1,
 212         HDMI_AUDIO_WORD_LENGTH_20bit = 0x2,
 213         HDMI_AUDIO_WORD_LENGTH_24bit = 0x4
 214 };
 215
 216 /* HDMI Hotplug Status */
 217 enum hdmi_hotpulg_status {
 218         HDMI_HPD_REMOVED = 0,           /* HDMI is disconnected */
 219         HDMI_HPD_INSERT,                /* HDMI is connected, but HDP is low
 220                                         or TMDS link is not pull up to 3.3V*/
 221         HDMI_HPD_ACTIVED                /* HDMI is connected, all singnal
 222                                           is normal */
 223 };
 224
 225 enum hdmi_mute_status {
 226         HDMI_AV_UNMUTE = 0,
 227         HDMI_VIDEO_MUTE = 0x1,
 228         HDMI_AUDIO_MUTE = 0x2,
 229 };
 230
 231 /* HDMI Error Code */
 232 enum hdmi_error_code {
 233         HDMI_ERROR_SUCESS = 0,
 234         HDMI_ERROR_FALSE,
 235         HDMI_ERROR_I2C,
 236         HDMI_ERROR_EDID,
 237 };
 238
 239 /* HDMI Video Timing */
 240 struct hdmi_video_timing {
 241         struct fb_videomode mode;       /* Video timing*/
 242         unsigned int vic;               /* Video information code*/
 243         unsigned int vic_2nd;
 244         unsigned int pixelrepeat;       /* Video pixel repeat rate*/
 245         unsigned int interface;         /* Video input interface*/
 246 };
 247
 248 /* HDMI Video Parameters */
 249 struct hdmi_video {
 250         unsigned int vic;               /* Video information code*/
 251         unsigned int color_input;       /* Input video color mode*/
 252         unsigned int color_output;      /* Output video color mode*/
 253         unsigned int color_output_depth;/* Output video Color Depth*/
 254         unsigned int sink_hdmi;         /* Output signal is DVI or HDMI*/
 255         unsigned int format_3d;         /* Output 3D mode*/
 256 };
 257
 258 /* HDMI Audio Parameters */
 259 struct hdmi_audio {
 260         u32     type;                   /*Audio type*/
 261         u32     channel;                /*Audio channel number*/
 262         u32     rate;                   /*Audio sampling rate*/
 263         u32     word_length;            /*Audio data word length*/
 264 };
 265
 266 /* HDMI EDID Information */
 267 struct hdmi_edid {
 268         unsigned char sink_hdmi;        /*HDMI display device flag*/
 269         unsigned char ycbcr444;         /*Display device support YCbCr444*/
 270         unsigned char ycbcr422;         /*Display device support YCbCr422*/
 271         unsigned char ycbcr420;         /*Display device support YCbCr420*/
 272         unsigned char deepcolor;        /*bit3:DC_48bit; bit2:DC_36bit;
 273                                           bit1:DC_30bit; bit0:DC_Y444;*/
 274         unsigned int  cecaddress;       /*CEC physical address*/
 275         unsigned int  maxtmdsclock;     /*Max supported tmds clock*/
 276         unsigned char fields_present;   /*bit7: latency
 277                                           bit6: i_lantency
 278                                           bit5: hdmi_video*/
 279         unsigned char video_latency;
 280         unsigned char audio_latency;
 281         unsigned char interlaced_video_latency;
 282         unsigned char interlaced_audio_latency;
 283         /* for hdmi 2.0 */
 284         unsigned char hf_vsdb_version;
 285         unsigned char scdc_present;
 286         unsigned char rr_capable;
 287         unsigned char lte_340mcsc_scramble;
 288         unsigned char independent_view;
 289         unsigned char dual_view;
 290         unsigned char osd_disparity_3d;
 291
 292         struct fb_monspecs      *specs; /*Device spec*/
 293         struct list_head modelist;      /*Device supported display mode list*/
 294         unsigned char baseaudio_support;
 295         struct hdmi_audio *audio;       /*Device supported audio info*/
 296         unsigned int  audio_num;        /*Device supported audio type number*/
 297 };
 298
 299 struct hdmi;
 300
 301 struct hdmi_ops {
 302         int (*enable)(struct hdmi *);
 303         int (*disable)(struct hdmi *);
 304         int (*getstatus)(struct hdmi *);
 305         int (*insert)(struct hdmi *);
 306         int (*remove)(struct hdmi *);
 307         int (*getedid)(struct hdmi *, int, unsigned char *);
 308         int (*setvideo)(struct hdmi *, struct hdmi_video *);
 309         int (*setaudio)(struct hdmi *, struct hdmi_audio *);
 310         int (*setmute)(struct hdmi *, int);
 311         int (*setvsi)(struct hdmi *, unsigned char, unsigned char);
 312         int (*setcec)(struct hdmi *);
 313         /* call back for hdcp operatoion */
 314         void (*hdcp_cb)(struct hdmi *);
 315         void (*hdcp_irq_cb)(int);
 316         int (*hdcp_power_on_cb)(void);
 317         void (*hdcp_power_off_cb)(void);
 318 };
 319
 320 enum rk_hdmi_feature {
 321         SUPPORT_480I_576I       =       (1 << 0),
 322         SUPPORT_1080I           =       (1 << 1),
 323         SUPPORT_DEEP_10BIT      =       (1 << 2),
 324         SUPPORT_DEEP_12BIT      =       (1 << 3),
 325         SUPPORT_DEEP_16BIT      =       (1 << 4),
 326         SUPPORT_4K              =       (1 << 5),
 327         SUPPORT_4K_4096         =       (1 << 6),
 328         SUPPORT_TMDS_600M       =       (1 << 7),
 329         SUPPORT_YUV420          =       (1 << 8),
 330         SUPPORT_CEC             =       (1 << 9),
 331         SUPPORT_HDCP            =       (1 << 10),
 332         SUPPORT_HDCP2           =       (1 << 11),
 333 };
 334
 335 struct hdmi_property {
 336         char *name;
 337         int videosrc;
 338         int display;
 339         int feature;
 340         void *priv;
 341 };
 342
 343 enum {
 344         HDMI_SOC_RK3036 = 0,
 345         HDMI_SOC_RK312X,
 346         HDMI_SOC_RK3288,
 347         HDMI_SOC_RK3368
 348 };
 349
 350 /* HDMI Information */
 351 struct hdmi {
 352         int id;                                 /*HDMI id*/
 353         int soctype;
 354         struct device   *dev;                   /*HDMI device*/
 355         struct rk_lcdc_driver *lcdc;            /*HDMI linked lcdc*/
 356         struct rk_display_device *ddev;         /*Registered display device*/
 357         #ifdef CONFIG_SWITCH
 358         struct switch_dev       switchdev;      /*Registered switch device*/
 359         #endif
 360
 361         struct hdmi_property *property;
 362         struct hdmi_ops *ops;
 363
 364         struct mutex lock;                      /* mutex for hdmi operation*/
 365         struct workqueue_struct *workqueue;
 366
 367         bool uboot;     /* if true, HDMI is initialized in uboot*/
 368
 369         int hotplug;    /* hot plug status*/
 370         int autoset;    /* if true, auto set hdmi output mode according EDID.*/
 371         int mute;       /* HDMI display status:
 372                            2 means mute audio,
 373                            1 means mute display;
 374                            0 is unmute*/
 375         int colordepth;
 376         int colormode;
 377
 378         struct hdmi_edid edid;          /* EDID information*/
 379         int enable;                     /* Enable flag*/
 380         int sleep;                      /* Sleep flag*/
 381         int vic;                        /* HDMI output video information code*/
 382         int mode_3d;                    /* HDMI output video 3d mode*/
 383         struct hdmi_audio audio;        /* HDMI output audio information.*/
 384
 385         int xscale;
 386         int yscale;
 387 };
 388
 389 /* HDMI EDID Block Size */
 390 #define HDMI_EDID_BLOCK_SIZE    128
 391
 392 /* SCDC Registers */
 393 #define SCDC_SINK_VER           0x01    /* sink version         */
 394 #define SCDC_SOURCE_VER         0x02    /* source version       */
 395 #define SCDC_UPDATE_0           0x10    /* Update_0             */
 396 #define SCDC_UPDATE_1           0x11    /* Update_1             */
 397 #define SCDC_UPDATE_RESERVED    0x12    /* 0x12-0x1f - Reserved */
 398 #define SCDC_TMDS_CONFIG        0x20    /* TMDS_Config   */
 399 #define SCDC_SCRAMBLER_STAT     0x21    /* Scrambler_Status   */
 400 #define SCDC_CONFIG_0           0x30    /* Config_0           */
 401 #define SCDC_CONFIG_RESERVED    0x31    /* 0x31-0x3f - Reserved */
 402 #define SCDC_STATUS_FLAG_0      0x40    /* Status_Flag_0        */
 403 #define SCDC_STATUS_FLAG_1      0x41    /* Status_Flag_1        */
 404 #define SCDC_STATUS_RESERVED    0x42    /* 0x42-0x4f - Reserved */
 405 #define SCDC_ERR_DET_0_L        0x50    /* Err_Det_0_L          */
 406 #define SCDC_ERR_DET_0_H        0x51    /* Err_Det_0_H          */
 407 #define SCDC_ERR_DET_1_L        0x52    /* Err_Det_1_L          */
 408 #define SCDC_ERR_DET_1_H        0x53    /* Err_Det_1_H          */
 409 #define SCDC_ERR_DET_2_L        0x54    /* Err_Det_2_L          */
 410 #define SCDC_ERR_DET_2_H        0x55    /* Err_Det_2_H          */
 411 #define SCDC_ERR_DET_CHKSUM     0x56    /* Err_Det_Checksum     */
 412 #define SCDC_TEST_CFG_0         0xc0    /* Test_config_0        */
 413 #define SCDC_TEST_RESERVED      0xc1    /* 0xc1-0xcf            */
 414 #define SCDC_MAN_OUI_3RD        0xd0    /* Manufacturer IEEE OUI,
 415                                            Third Octet */
 416 #define SCDC_MAN_OUI_2ND        0xd1    /* Manufacturer IEEE OUI,
 417                                            Second Octet */
 418 #define SCDC_MAN_OUI_1ST        0xd2    /* Manufacturer IEEE OUI,
 419                                            First Octet */
 420 #define SCDC_DEVICE_ID          0xd3    /* 0xd3-0xdd - Device ID            */
 421 #define SCDC_MAN_SPECIFIC       0xde    /* 0xde-0xff - ManufacturerSpecific */
 422
 423 /* Event source */
 424 #define HDMI_SRC_SHIFT          8
 425 #define HDMI_SYSFS_SRC          (0x1 << HDMI_SRC_SHIFT)
 426 #define HDMI_SUSPEND_SRC        (0x2 << HDMI_SRC_SHIFT)
 427 #define HDMI_IRQ_SRC            (0x4 << HDMI_SRC_SHIFT)
 428 #define HDMI_WORKQUEUE_SRC      (0x8 << HDMI_SRC_SHIFT)
 429
 430 /* Event */
 431 #define HDMI_ENABLE_CTL                 (HDMI_SYSFS_SRC         | 0)
 432 #define HDMI_DISABLE_CTL                (HDMI_SYSFS_SRC         | 1)
 433 #define HDMI_SUSPEND_CTL                (HDMI_SUSPEND_SRC       | 2)
 434 #define HDMI_RESUME_CTL                 (HDMI_SUSPEND_SRC       | 3)
 435 #define HDMI_HPD_CHANGE                 (HDMI_IRQ_SRC           | 4)
 436 #define HDMI_SET_VIDEO                  (HDMI_SYSFS_SRC         | 5)
 437 #define HDMI_SET_AUDIO                  (HDMI_SYSFS_SRC         | 6)
 438 #define HDMI_SET_3D                     (HDMI_SYSFS_SRC         | 7)
 439 #define HDMI_MUTE_AUDIO                 (HDMI_SYSFS_SRC         | 8)
 440 #define HDMI_UNMUTE_AUDIO               (HDMI_SYSFS_SRC         | 9)
 441 #define HDMI_SET_COLOR                  (HDMI_SYSFS_SRC         | 10)
 442 #define HDMI_ENABLE_HDCP                (HDMI_SYSFS_SRC         | 11)
 443
 444 #define HDMI_DEFAULT_SCALE              95
 445 #define HDMI_AUTO_CONFIG                false
 446
 447 /* HDMI default vide mode */
 448 #define HDMI_VIDEO_DEFAULT_MODE                 HDMI_1280X720P_60HZ
 449                                                 /*HDMI_1920X1080P_60HZ*/
 450 #define HDMI_VIDEO_DEFAULT_COLORMODE            HDMI_COLOR_AUTO
 451 #define HDMI_VIDEO_DEFAULT_COLORDEPTH           HDMI_DEPP_COLOR_AUTO
 452
 453 /* HDMI default audio parameter */
 454 #define HDMI_AUDIO_DEFAULT_TYPE                 HDMI_AUDIO_LPCM
 455 #define HDMI_AUDIO_DEFAULT_CHANNEL              2
 456 #define HDMI_AUDIO_DEFAULT_RATE                 HDMI_AUDIO_FS_44100
 457 #define HDMI_AUDIO_DEFAULT_WORDLENGTH   HDMI_AUDIO_WORD_LENGTH_16bit
 458
 459 #ifdef DEBUG
 460 #define DBG(format, ...) \
 461                 pr_info(format, ## __VA_ARGS__)
 462 #else
 463 #define DBG(format, ...)
 464 #endif
 465
 466 struct hdmi *rockchip_hdmi_register(struct hdmi_property *property,
 467                                     struct hdmi_ops *ops);
 468 void rockchip_hdmi_unregister(struct hdmi *hdmi);
 469 struct delayed_work *hdmi_submit_work(struct hdmi *hdmi,
 470                                       int event, int delay, void *data);
 471
 472 struct rk_display_device *hdmi_register_display_sysfs(struct hdmi *hdmi,
 473                                                       struct device *parent);
 474 void hdmi_unregister_display_sysfs(struct hdmi *hdmi);
 475
 476 int hdmi_edid_parse_base(unsigned char *buf,
 477                          int *extend_num, struct hdmi_edid *pedid);
 478 int hdmi_edid_parse_extensions(unsigned char *buf,
 479                                struct hdmi_edid *pedid);
 480
 481 void hdmi_init_modelist(struct hdmi *hdmi);
 482 int hdmi_set_lcdc(struct hdmi *hdmi);
 483 int hdmi_ouputmode_select(struct hdmi *hdmi, int edid_ok);
 484 int hdmi_add_vic(int vic, struct list_head *head);
 485 int hdmi_find_best_mode(struct hdmi *hdmi, int vic);
 486 int hdmi_videomode_to_vic(struct fb_videomode *vmode);
 487 const struct fb_videomode *hdmi_vic_to_videomode(int vic);
 488 const struct hdmi_video_timing *hdmi_vic2timing(int vic);
 489 int hdmi_config_audio(struct hdmi_audio *audio);
 490 int hdmi_get_hotplug(void);
 491 #endif