include/video/omapfb_dss.h

   1 /*
   2  * Copyright (C) 2016 Texas Instruments, Inc.
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  */
   9
  10 #ifndef __OMAPFB_DSS_H
  11 #define __OMAPFB_DSS_H
  12
  13 #include <linux/list.h>
  14 #include <linux/kobject.h>
  15 #include <linux/device.h>
  16 #include <linux/interrupt.h>
  17 #include <linux/platform_data/omapdss.h>
  18
  19 #include <video/videomode.h>
  20
  21 #define DISPC_IRQ_FRAMEDONE             (1 << 0)
  22 #define DISPC_IRQ_VSYNC                 (1 << 1)
  23 #define DISPC_IRQ_EVSYNC_EVEN           (1 << 2)
  24 #define DISPC_IRQ_EVSYNC_ODD            (1 << 3)
  25 #define DISPC_IRQ_ACBIAS_COUNT_STAT     (1 << 4)
  26 #define DISPC_IRQ_PROG_LINE_NUM         (1 << 5)
  27 #define DISPC_IRQ_GFX_FIFO_UNDERFLOW    (1 << 6)
  28 #define DISPC_IRQ_GFX_END_WIN           (1 << 7)
  29 #define DISPC_IRQ_PAL_GAMMA_MASK        (1 << 8)
  30 #define DISPC_IRQ_OCP_ERR               (1 << 9)
  31 #define DISPC_IRQ_VID1_FIFO_UNDERFLOW   (1 << 10)
  32 #define DISPC_IRQ_VID1_END_WIN          (1 << 11)
  33 #define DISPC_IRQ_VID2_FIFO_UNDERFLOW   (1 << 12)
  34 #define DISPC_IRQ_VID2_END_WIN          (1 << 13)
  35 #define DISPC_IRQ_SYNC_LOST             (1 << 14)
  36 #define DISPC_IRQ_SYNC_LOST_DIGIT       (1 << 15)
  37 #define DISPC_IRQ_WAKEUP                (1 << 16)
  38 #define DISPC_IRQ_SYNC_LOST2            (1 << 17)
  39 #define DISPC_IRQ_VSYNC2                (1 << 18)
  40 #define DISPC_IRQ_VID3_END_WIN          (1 << 19)
  41 #define DISPC_IRQ_VID3_FIFO_UNDERFLOW   (1 << 20)
  42 #define DISPC_IRQ_ACBIAS_COUNT_STAT2    (1 << 21)
  43 #define DISPC_IRQ_FRAMEDONE2            (1 << 22)
  44 #define DISPC_IRQ_FRAMEDONEWB           (1 << 23)
  45 #define DISPC_IRQ_FRAMEDONETV           (1 << 24)
  46 #define DISPC_IRQ_WBBUFFEROVERFLOW      (1 << 25)
  47 #define DISPC_IRQ_WBUNCOMPLETEERROR     (1 << 26)
  48 #define DISPC_IRQ_SYNC_LOST3            (1 << 27)
  49 #define DISPC_IRQ_VSYNC3                (1 << 28)
  50 #define DISPC_IRQ_ACBIAS_COUNT_STAT3    (1 << 29)
  51 #define DISPC_IRQ_FRAMEDONE3            (1 << 30)
  52
  53 struct omap_dss_device;
  54 struct omap_overlay_manager;
  55 struct dss_lcd_mgr_config;
  56 struct snd_aes_iec958;
  57 struct snd_cea_861_aud_if;
  58 struct hdmi_avi_infoframe;
  59
  60 enum omap_display_type {
  61         OMAP_DISPLAY_TYPE_NONE          = 0,
  62         OMAP_DISPLAY_TYPE_DPI           = 1 << 0,
  63         OMAP_DISPLAY_TYPE_DBI           = 1 << 1,
  64         OMAP_DISPLAY_TYPE_SDI           = 1 << 2,
  65         OMAP_DISPLAY_TYPE_DSI           = 1 << 3,
  66         OMAP_DISPLAY_TYPE_VENC          = 1 << 4,
  67         OMAP_DISPLAY_TYPE_HDMI          = 1 << 5,
  68         OMAP_DISPLAY_TYPE_DVI           = 1 << 6,
  69 };
  70
  71 enum omap_plane {
  72         OMAP_DSS_GFX    = 0,
  73         OMAP_DSS_VIDEO1 = 1,
  74         OMAP_DSS_VIDEO2 = 2,
  75         OMAP_DSS_VIDEO3 = 3,
  76         OMAP_DSS_WB     = 4,
  77 };
  78
  79 enum omap_channel {
  80         OMAP_DSS_CHANNEL_LCD    = 0,
  81         OMAP_DSS_CHANNEL_DIGIT  = 1,
  82         OMAP_DSS_CHANNEL_LCD2   = 2,
  83         OMAP_DSS_CHANNEL_LCD3   = 3,
  84         OMAP_DSS_CHANNEL_WB     = 4,
  85 };
  86
  87 enum omap_color_mode {
  88         OMAP_DSS_COLOR_CLUT1    = 1 << 0,  /* BITMAP 1 */
  89         OMAP_DSS_COLOR_CLUT2    = 1 << 1,  /* BITMAP 2 */
  90         OMAP_DSS_COLOR_CLUT4    = 1 << 2,  /* BITMAP 4 */
  91         OMAP_DSS_COLOR_CLUT8    = 1 << 3,  /* BITMAP 8 */
  92         OMAP_DSS_COLOR_RGB12U   = 1 << 4,  /* RGB12, 16-bit container */
  93         OMAP_DSS_COLOR_ARGB16   = 1 << 5,  /* ARGB16 */
  94         OMAP_DSS_COLOR_RGB16    = 1 << 6,  /* RGB16 */
  95         OMAP_DSS_COLOR_RGB24U   = 1 << 7,  /* RGB24, 32-bit container */
  96         OMAP_DSS_COLOR_RGB24P   = 1 << 8,  /* RGB24, 24-bit container */
  97         OMAP_DSS_COLOR_YUV2     = 1 << 9,  /* YUV2 4:2:2 co-sited */
  98         OMAP_DSS_COLOR_UYVY     = 1 << 10, /* UYVY 4:2:2 co-sited */
  99         OMAP_DSS_COLOR_ARGB32   = 1 << 11, /* ARGB32 */
 100         OMAP_DSS_COLOR_RGBA32   = 1 << 12, /* RGBA32 */
 101         OMAP_DSS_COLOR_RGBX32   = 1 << 13, /* RGBx32 */
 102         OMAP_DSS_COLOR_NV12             = 1 << 14, /* NV12 format: YUV 4:2:0 */
 103         OMAP_DSS_COLOR_RGBA16           = 1 << 15, /* RGBA16 - 4444 */
 104         OMAP_DSS_COLOR_RGBX16           = 1 << 16, /* RGBx16 - 4444 */
 105         OMAP_DSS_COLOR_ARGB16_1555      = 1 << 17, /* ARGB16 - 1555 */
 106         OMAP_DSS_COLOR_XRGB16_1555      = 1 << 18, /* xRGB16 - 1555 */
 107 };
 108
 109 enum omap_dss_load_mode {
 110         OMAP_DSS_LOAD_CLUT_AND_FRAME    = 0,
 111         OMAP_DSS_LOAD_CLUT_ONLY         = 1,
 112         OMAP_DSS_LOAD_FRAME_ONLY        = 2,
 113         OMAP_DSS_LOAD_CLUT_ONCE_FRAME   = 3,
 114 };
 115
 116 enum omap_dss_trans_key_type {
 117         OMAP_DSS_COLOR_KEY_GFX_DST = 0,
 118         OMAP_DSS_COLOR_KEY_VID_SRC = 1,
 119 };
 120
 121 enum omap_rfbi_te_mode {
 122         OMAP_DSS_RFBI_TE_MODE_1 = 1,
 123         OMAP_DSS_RFBI_TE_MODE_2 = 2,
 124 };
 125
 126 enum omap_dss_signal_level {
 127         OMAPDSS_SIG_ACTIVE_LOW,
 128         OMAPDSS_SIG_ACTIVE_HIGH,
 129 };
 130
 131 enum omap_dss_signal_edge {
 132         OMAPDSS_DRIVE_SIG_FALLING_EDGE,
 133         OMAPDSS_DRIVE_SIG_RISING_EDGE,
 134 };
 135
 136 enum omap_dss_venc_type {
 137         OMAP_DSS_VENC_TYPE_COMPOSITE,
 138         OMAP_DSS_VENC_TYPE_SVIDEO,
 139 };
 140
 141 enum omap_dss_dsi_pixel_format {
 142         OMAP_DSS_DSI_FMT_RGB888,
 143         OMAP_DSS_DSI_FMT_RGB666,
 144         OMAP_DSS_DSI_FMT_RGB666_PACKED,
 145         OMAP_DSS_DSI_FMT_RGB565,
 146 };
 147
 148 enum omap_dss_dsi_mode {
 149         OMAP_DSS_DSI_CMD_MODE = 0,
 150         OMAP_DSS_DSI_VIDEO_MODE,
 151 };
 152
 153 enum omap_display_caps {
 154         OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE      = 1 << 0,
 155         OMAP_DSS_DISPLAY_CAP_TEAR_ELIM          = 1 << 1,
 156 };
 157
 158 enum omap_dss_display_state {
 159         OMAP_DSS_DISPLAY_DISABLED = 0,
 160         OMAP_DSS_DISPLAY_ACTIVE,
 161 };
 162
 163 enum omap_dss_rotation_type {
 164         OMAP_DSS_ROT_DMA        = 1 << 0,
 165         OMAP_DSS_ROT_VRFB       = 1 << 1,
 166         OMAP_DSS_ROT_TILER      = 1 << 2,
 167 };
 168
 169 /* clockwise rotation angle */
 170 enum omap_dss_rotation_angle {
 171         OMAP_DSS_ROT_0   = 0,
 172         OMAP_DSS_ROT_90  = 1,
 173         OMAP_DSS_ROT_180 = 2,
 174         OMAP_DSS_ROT_270 = 3,
 175 };
 176
 177 enum omap_overlay_caps {
 178         OMAP_DSS_OVL_CAP_SCALE = 1 << 0,
 179         OMAP_DSS_OVL_CAP_GLOBAL_ALPHA = 1 << 1,
 180         OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA = 1 << 2,
 181         OMAP_DSS_OVL_CAP_ZORDER = 1 << 3,
 182         OMAP_DSS_OVL_CAP_POS = 1 << 4,
 183         OMAP_DSS_OVL_CAP_REPLICATION = 1 << 5,
 184 };
 185
 186 enum omap_dss_output_id {
 187         OMAP_DSS_OUTPUT_DPI     = 1 << 0,
 188         OMAP_DSS_OUTPUT_DBI     = 1 << 1,
 189         OMAP_DSS_OUTPUT_SDI     = 1 << 2,
 190         OMAP_DSS_OUTPUT_DSI1    = 1 << 3,
 191         OMAP_DSS_OUTPUT_DSI2    = 1 << 4,
 192         OMAP_DSS_OUTPUT_VENC    = 1 << 5,
 193         OMAP_DSS_OUTPUT_HDMI    = 1 << 6,
 194 };
 195
 196 /* RFBI */
 197
 198 struct rfbi_timings {
 199         int cs_on_time;
 200         int cs_off_time;
 201         int we_on_time;
 202         int we_off_time;
 203         int re_on_time;
 204         int re_off_time;
 205         int we_cycle_time;
 206         int re_cycle_time;
 207         int cs_pulse_width;
 208         int access_time;
 209
 210         int clk_div;
 211
 212         u32 tim[5];             /* set by rfbi_convert_timings() */
 213
 214         int converted;
 215 };
 216
 217 /* DSI */
 218
 219 enum omap_dss_dsi_trans_mode {
 220         /* Sync Pulses: both sync start and end packets sent */
 221         OMAP_DSS_DSI_PULSE_MODE,
 222         /* Sync Events: only sync start packets sent */
 223         OMAP_DSS_DSI_EVENT_MODE,
 224         /* Burst: only sync start packets sent, pixels are time compressed */
 225         OMAP_DSS_DSI_BURST_MODE,
 226 };
 227
 228 struct omap_dss_dsi_videomode_timings {
 229         unsigned long hsclk;
 230
 231         unsigned ndl;
 232         unsigned bitspp;
 233
 234         /* pixels */
 235         u16 hact;
 236         /* lines */
 237         u16 vact;
 238
 239         /* DSI video mode blanking data */
 240         /* Unit: byte clock cycles */
 241         u16 hss;
 242         u16 hsa;
 243         u16 hse;
 244         u16 hfp;
 245         u16 hbp;
 246         /* Unit: line clocks */
 247         u16 vsa;
 248         u16 vfp;
 249         u16 vbp;
 250
 251         /* DSI blanking modes */
 252         int blanking_mode;
 253         int hsa_blanking_mode;
 254         int hbp_blanking_mode;
 255         int hfp_blanking_mode;
 256
 257         enum omap_dss_dsi_trans_mode trans_mode;
 258
 259         bool ddr_clk_always_on;
 260         int window_sync;
 261 };
 262
 263 struct omap_dss_dsi_config {
 264         enum omap_dss_dsi_mode mode;
 265         enum omap_dss_dsi_pixel_format pixel_format;
 266         const struct omap_video_timings *timings;
 267
 268         unsigned long hs_clk_min, hs_clk_max;
 269         unsigned long lp_clk_min, lp_clk_max;
 270
 271         bool ddr_clk_always_on;
 272         enum omap_dss_dsi_trans_mode trans_mode;
 273 };
 274
 275 struct omap_video_timings {
 276         /* Unit: pixels */
 277         u16 x_res;
 278         /* Unit: pixels */
 279         u16 y_res;
 280         /* Unit: Hz */
 281         u32 pixelclock;
 282         /* Unit: pixel clocks */
 283         u16 hsw;        /* Horizontal synchronization pulse width */
 284         /* Unit: pixel clocks */
 285         u16 hfp;        /* Horizontal front porch */
 286         /* Unit: pixel clocks */
 287         u16 hbp;        /* Horizontal back porch */
 288         /* Unit: line clocks */
 289         u16 vsw;        /* Vertical synchronization pulse width */
 290         /* Unit: line clocks */
 291         u16 vfp;        /* Vertical front porch */
 292         /* Unit: line clocks */
 293         u16 vbp;        /* Vertical back porch */
 294
 295         /* Vsync logic level */
 296         enum omap_dss_signal_level vsync_level;
 297         /* Hsync logic level */
 298         enum omap_dss_signal_level hsync_level;
 299         /* Interlaced or Progressive timings */
 300         bool interlace;
 301         /* Pixel clock edge to drive LCD data */
 302         enum omap_dss_signal_edge data_pclk_edge;
 303         /* Data enable logic level */
 304         enum omap_dss_signal_level de_level;
 305         /* Pixel clock edges to drive HSYNC and VSYNC signals */
 306         enum omap_dss_signal_edge sync_pclk_edge;
 307
 308         bool double_pixel;
 309 };
 310
 311 /* Hardcoded timings for tv modes. Venc only uses these to
 312  * identify the mode, and does not actually use the configs
 313  * itself. However, the configs should be something that
 314  * a normal monitor can also show */
 315 extern const struct omap_video_timings omap_dss_pal_timings;
 316 extern const struct omap_video_timings omap_dss_ntsc_timings;
 317
 318 struct omap_dss_cpr_coefs {
 319         s16 rr, rg, rb;
 320         s16 gr, gg, gb;
 321         s16 br, bg, bb;
 322 };
 323
 324 struct omap_overlay_info {
 325         dma_addr_t paddr;
 326         dma_addr_t p_uv_addr;  /* for NV12 format */
 327         u16 screen_width;
 328         u16 width;
 329         u16 height;
 330         enum omap_color_mode color_mode;
 331         u8 rotation;
 332         enum omap_dss_rotation_type rotation_type;
 333         bool mirror;
 334
 335         u16 pos_x;
 336         u16 pos_y;
 337         u16 out_width;  /* if 0, out_width == width */
 338         u16 out_height; /* if 0, out_height == height */
 339         u8 global_alpha;
 340         u8 pre_mult_alpha;
 341         u8 zorder;
 342 };
 343
 344 struct omap_overlay {
 345         struct kobject kobj;
 346         struct list_head list;
 347
 348         /* static fields */
 349         const char *name;
 350         enum omap_plane id;
 351         enum omap_color_mode supported_modes;
 352         enum omap_overlay_caps caps;
 353
 354         /* dynamic fields */
 355         struct omap_overlay_manager *manager;
 356
 357         /*
 358          * The following functions do not block:
 359          *
 360          * is_enabled
 361          * set_overlay_info
 362          * get_overlay_info
 363          *
 364          * The rest of the functions may block and cannot be called from
 365          * interrupt context
 366          */
 367
 368         int (*enable)(struct omap_overlay *ovl);
 369         int (*disable)(struct omap_overlay *ovl);
 370         bool (*is_enabled)(struct omap_overlay *ovl);
 371
 372         int (*set_manager)(struct omap_overlay *ovl,
 373                 struct omap_overlay_manager *mgr);
 374         int (*unset_manager)(struct omap_overlay *ovl);
 375
 376         int (*set_overlay_info)(struct omap_overlay *ovl,
 377                         struct omap_overlay_info *info);
 378         void (*get_overlay_info)(struct omap_overlay *ovl,
 379                         struct omap_overlay_info *info);
 380
 381         int (*wait_for_go)(struct omap_overlay *ovl);
 382
 383         struct omap_dss_device *(*get_device)(struct omap_overlay *ovl);
 384 };
 385
 386 struct omap_overlay_manager_info {
 387         u32 default_color;
 388
 389         enum omap_dss_trans_key_type trans_key_type;
 390         u32 trans_key;
 391         bool trans_enabled;
 392
 393         bool partial_alpha_enabled;
 394
 395         bool cpr_enable;
 396         struct omap_dss_cpr_coefs cpr_coefs;
 397 };
 398
 399 struct omap_overlay_manager {
 400         struct kobject kobj;
 401
 402         /* static fields */
 403         const char *name;
 404         enum omap_channel id;
 405         struct list_head overlays;
 406         enum omap_display_type supported_displays;
 407         enum omap_dss_output_id supported_outputs;
 408
 409         /* dynamic fields */
 410         struct omap_dss_device *output;
 411
 412         /*
 413          * The following functions do not block:
 414          *
 415          * set_manager_info
 416          * get_manager_info
 417          * apply
 418          *
 419          * The rest of the functions may block and cannot be called from
 420          * interrupt context
 421          */
 422
 423         int (*set_output)(struct omap_overlay_manager *mgr,
 424                 struct omap_dss_device *output);
 425         int (*unset_output)(struct omap_overlay_manager *mgr);
 426
 427         int (*set_manager_info)(struct omap_overlay_manager *mgr,
 428                         struct omap_overlay_manager_info *info);
 429         void (*get_manager_info)(struct omap_overlay_manager *mgr,
 430                         struct omap_overlay_manager_info *info);
 431
 432         int (*apply)(struct omap_overlay_manager *mgr);
 433         int (*wait_for_go)(struct omap_overlay_manager *mgr);
 434         int (*wait_for_vsync)(struct omap_overlay_manager *mgr);
 435
 436         struct omap_dss_device *(*get_device)(struct omap_overlay_manager *mgr);
 437 };
 438
 439 /* 22 pins means 1 clk lane and 10 data lanes */
 440 #define OMAP_DSS_MAX_DSI_PINS 22
 441
 442 struct omap_dsi_pin_config {
 443         int num_pins;
 444         /*
 445          * pin numbers in the following order:
 446          * clk+, clk-
 447          * data1+, data1-
 448          * data2+, data2-
 449          * ...
 450          */
 451         int pins[OMAP_DSS_MAX_DSI_PINS];
 452 };
 453
 454 struct omap_dss_writeback_info {
 455         u32 paddr;
 456         u32 p_uv_addr;
 457         u16 buf_width;
 458         u16 width;
 459         u16 height;
 460         enum omap_color_mode color_mode;
 461         u8 rotation;
 462         enum omap_dss_rotation_type rotation_type;
 463         bool mirror;
 464         u8 pre_mult_alpha;
 465 };
 466
 467 struct omapdss_dpi_ops {
 468         int (*connect)(struct omap_dss_device *dssdev,
 469                         struct omap_dss_device *dst);
 470         void (*disconnect)(struct omap_dss_device *dssdev,
 471                         struct omap_dss_device *dst);
 472
 473         int (*enable)(struct omap_dss_device *dssdev);
 474         void (*disable)(struct omap_dss_device *dssdev);
 475
 476         int (*check_timings)(struct omap_dss_device *dssdev,
 477                         struct omap_video_timings *timings);
 478         void (*set_timings)(struct omap_dss_device *dssdev,
 479                         struct omap_video_timings *timings);
 480         void (*get_timings)(struct omap_dss_device *dssdev,
 481                         struct omap_video_timings *timings);
 482
 483         void (*set_data_lines)(struct omap_dss_device *dssdev, int data_lines);
 484 };
 485
 486 struct omapdss_sdi_ops {
 487         int (*connect)(struct omap_dss_device *dssdev,
 488                         struct omap_dss_device *dst);
 489         void (*disconnect)(struct omap_dss_device *dssdev,
 490                         struct omap_dss_device *dst);
 491
 492         int (*enable)(struct omap_dss_device *dssdev);
 493         void (*disable)(struct omap_dss_device *dssdev);
 494
 495         int (*check_timings)(struct omap_dss_device *dssdev,
 496                         struct omap_video_timings *timings);
 497         void (*set_timings)(struct omap_dss_device *dssdev,
 498                         struct omap_video_timings *timings);
 499         void (*get_timings)(struct omap_dss_device *dssdev,
 500                         struct omap_video_timings *timings);
 501
 502         void (*set_datapairs)(struct omap_dss_device *dssdev, int datapairs);
 503 };
 504
 505 struct omapdss_dvi_ops {
 506         int (*connect)(struct omap_dss_device *dssdev,
 507                         struct omap_dss_device *dst);
 508         void (*disconnect)(struct omap_dss_device *dssdev,
 509                         struct omap_dss_device *dst);
 510
 511         int (*enable)(struct omap_dss_device *dssdev);
 512         void (*disable)(struct omap_dss_device *dssdev);
 513
 514         int (*check_timings)(struct omap_dss_device *dssdev,
 515                         struct omap_video_timings *timings);
 516         void (*set_timings)(struct omap_dss_device *dssdev,
 517                         struct omap_video_timings *timings);
 518         void (*get_timings)(struct omap_dss_device *dssdev,
 519                         struct omap_video_timings *timings);
 520 };
 521
 522 struct omapdss_atv_ops {
 523         int (*connect)(struct omap_dss_device *dssdev,
 524                         struct omap_dss_device *dst);
 525         void (*disconnect)(struct omap_dss_device *dssdev,
 526                         struct omap_dss_device *dst);
 527
 528         int (*enable)(struct omap_dss_device *dssdev);
 529         void (*disable)(struct omap_dss_device *dssdev);
 530
 531         int (*check_timings)(struct omap_dss_device *dssdev,
 532                         struct omap_video_timings *timings);
 533         void (*set_timings)(struct omap_dss_device *dssdev,
 534                         struct omap_video_timings *timings);
 535         void (*get_timings)(struct omap_dss_device *dssdev,
 536                         struct omap_video_timings *timings);
 537
 538         void (*set_type)(struct omap_dss_device *dssdev,
 539                 enum omap_dss_venc_type type);
 540         void (*invert_vid_out_polarity)(struct omap_dss_device *dssdev,
 541                 bool invert_polarity);
 542
 543         int (*set_wss)(struct omap_dss_device *dssdev, u32 wss);
 544         u32 (*get_wss)(struct omap_dss_device *dssdev);
 545 };
 546
 547 struct omapdss_hdmi_ops {
 548         int (*connect)(struct omap_dss_device *dssdev,
 549                         struct omap_dss_device *dst);
 550         void (*disconnect)(struct omap_dss_device *dssdev,
 551                         struct omap_dss_device *dst);
 552
 553         int (*enable)(struct omap_dss_device *dssdev);
 554         void (*disable)(struct omap_dss_device *dssdev);
 555
 556         int (*check_timings)(struct omap_dss_device *dssdev,
 557                         struct omap_video_timings *timings);
 558         void (*set_timings)(struct omap_dss_device *dssdev,
 559                         struct omap_video_timings *timings);
 560         void (*get_timings)(struct omap_dss_device *dssdev,
 561                         struct omap_video_timings *timings);
 562
 563         int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len);
 564         bool (*detect)(struct omap_dss_device *dssdev);
 565
 566         int (*set_hdmi_mode)(struct omap_dss_device *dssdev, bool hdmi_mode);
 567         int (*set_infoframe)(struct omap_dss_device *dssdev,
 568                 const struct hdmi_avi_infoframe *avi);
 569 };
 570
 571 struct omapdss_dsi_ops {
 572         int (*connect)(struct omap_dss_device *dssdev,
 573                         struct omap_dss_device *dst);
 574         void (*disconnect)(struct omap_dss_device *dssdev,
 575                         struct omap_dss_device *dst);
 576
 577         int (*enable)(struct omap_dss_device *dssdev);
 578         void (*disable)(struct omap_dss_device *dssdev, bool disconnect_lanes,
 579                         bool enter_ulps);
 580
 581         /* bus configuration */
 582         int (*set_config)(struct omap_dss_device *dssdev,
 583                         const struct omap_dss_dsi_config *cfg);
 584         int (*configure_pins)(struct omap_dss_device *dssdev,
 585                         const struct omap_dsi_pin_config *pin_cfg);
 586
 587         void (*enable_hs)(struct omap_dss_device *dssdev, int channel,
 588                         bool enable);
 589         int (*enable_te)(struct omap_dss_device *dssdev, bool enable);
 590
 591         int (*update)(struct omap_dss_device *dssdev, int channel,
 592                         void (*callback)(int, void *), void *data);
 593
 594         void (*bus_lock)(struct omap_dss_device *dssdev);
 595         void (*bus_unlock)(struct omap_dss_device *dssdev);
 596
 597         int (*enable_video_output)(struct omap_dss_device *dssdev, int channel);
 598         void (*disable_video_output)(struct omap_dss_device *dssdev,
 599                         int channel);
 600
 601         int (*request_vc)(struct omap_dss_device *dssdev, int *channel);
 602         int (*set_vc_id)(struct omap_dss_device *dssdev, int channel,
 603                         int vc_id);
 604         void (*release_vc)(struct omap_dss_device *dssdev, int channel);
 605
 606         /* data transfer */
 607         int (*dcs_write)(struct omap_dss_device *dssdev, int channel,
 608                         u8 *data, int len);
 609         int (*dcs_write_nosync)(struct omap_dss_device *dssdev, int channel,
 610                         u8 *data, int len);
 611         int (*dcs_read)(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
 612                         u8 *data, int len);
 613
 614         int (*gen_write)(struct omap_dss_device *dssdev, int channel,
 615                         u8 *data, int len);
 616         int (*gen_write_nosync)(struct omap_dss_device *dssdev, int channel,
 617                         u8 *data, int len);
 618         int (*gen_read)(struct omap_dss_device *dssdev, int channel,
 619                         u8 *reqdata, int reqlen,
 620                         u8 *data, int len);
 621
 622         int (*bta_sync)(struct omap_dss_device *dssdev, int channel);
 623
 624         int (*set_max_rx_packet_size)(struct omap_dss_device *dssdev,
 625                         int channel, u16 plen);
 626 };
 627
 628 struct omap_dss_device {
 629         struct kobject kobj;
 630         struct device *dev;
 631
 632         struct module *owner;
 633
 634         struct list_head panel_list;
 635
 636         /* alias in the form of "display%d" */
 637         char alias[16];
 638
 639         enum omap_display_type type;
 640         enum omap_display_type output_type;
 641
 642         union {
 643                 struct {
 644                         u8 data_lines;
 645                 } dpi;
 646
 647                 struct {
 648                         u8 channel;
 649                         u8 data_lines;
 650                 } rfbi;
 651
 652                 struct {
 653                         u8 datapairs;
 654                 } sdi;
 655
 656                 struct {
 657                         int module;
 658                 } dsi;
 659
 660                 struct {
 661                         enum omap_dss_venc_type type;
 662                         bool invert_polarity;
 663                 } venc;
 664         } phy;
 665
 666         struct {
 667                 struct omap_video_timings timings;
 668
 669                 enum omap_dss_dsi_pixel_format dsi_pix_fmt;
 670                 enum omap_dss_dsi_mode dsi_mode;
 671         } panel;
 672
 673         struct {
 674                 u8 pixel_size;
 675                 struct rfbi_timings rfbi_timings;
 676         } ctrl;
 677
 678         const char *name;
 679
 680         /* used to match device to driver */
 681         const char *driver_name;
 682
 683         void *data;
 684
 685         struct omap_dss_driver *driver;
 686
 687         union {
 688                 const struct omapdss_dpi_ops *dpi;
 689                 const struct omapdss_sdi_ops *sdi;
 690                 const struct omapdss_dvi_ops *dvi;
 691                 const struct omapdss_hdmi_ops *hdmi;
 692                 const struct omapdss_atv_ops *atv;
 693                 const struct omapdss_dsi_ops *dsi;
 694         } ops;
 695
 696         /* helper variable for driver suspend/resume */
 697         bool activate_after_resume;
 698
 699         enum omap_display_caps caps;
 700
 701         struct omap_dss_device *src;
 702
 703         enum omap_dss_display_state state;
 704
 705         /* OMAP DSS output specific fields */
 706
 707         struct list_head list;
 708
 709         /* DISPC channel for this output */
 710         enum omap_channel dispc_channel;
 711         bool dispc_channel_connected;
 712
 713         /* output instance */
 714         enum omap_dss_output_id id;
 715
 716         /* the port number in the DT node */
 717         int port_num;
 718
 719         /* dynamic fields */
 720         struct omap_overlay_manager *manager;
 721
 722         struct omap_dss_device *dst;
 723 };
 724
 725 struct omap_dss_driver {
 726         int (*probe)(struct omap_dss_device *);
 727         void (*remove)(struct omap_dss_device *);
 728
 729         int (*connect)(struct omap_dss_device *dssdev);
 730         void (*disconnect)(struct omap_dss_device *dssdev);
 731
 732         int (*enable)(struct omap_dss_device *display);
 733         void (*disable)(struct omap_dss_device *display);
 734         int (*run_test)(struct omap_dss_device *display, int test);
 735
 736         int (*update)(struct omap_dss_device *dssdev,
 737                                u16 x, u16 y, u16 w, u16 h);
 738         int (*sync)(struct omap_dss_device *dssdev);
 739
 740         int (*enable_te)(struct omap_dss_device *dssdev, bool enable);
 741         int (*get_te)(struct omap_dss_device *dssdev);
 742
 743         u8 (*get_rotate)(struct omap_dss_device *dssdev);
 744         int (*set_rotate)(struct omap_dss_device *dssdev, u8 rotate);
 745
 746         bool (*get_mirror)(struct omap_dss_device *dssdev);
 747         int (*set_mirror)(struct omap_dss_device *dssdev, bool enable);
 748
 749         int (*memory_read)(struct omap_dss_device *dssdev,
 750                         void *buf, size_t size,
 751                         u16 x, u16 y, u16 w, u16 h);
 752
 753         void (*get_resolution)(struct omap_dss_device *dssdev,
 754                         u16 *xres, u16 *yres);
 755         void (*get_dimensions)(struct omap_dss_device *dssdev,
 756                         u32 *width, u32 *height);
 757         int (*get_recommended_bpp)(struct omap_dss_device *dssdev);
 758
 759         int (*check_timings)(struct omap_dss_device *dssdev,
 760                         struct omap_video_timings *timings);
 761         void (*set_timings)(struct omap_dss_device *dssdev,
 762                         struct omap_video_timings *timings);
 763         void (*get_timings)(struct omap_dss_device *dssdev,
 764                         struct omap_video_timings *timings);
 765
 766         int (*set_wss)(struct omap_dss_device *dssdev, u32 wss);
 767         u32 (*get_wss)(struct omap_dss_device *dssdev);
 768
 769         int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len);
 770         bool (*detect)(struct omap_dss_device *dssdev);
 771
 772         int (*set_hdmi_mode)(struct omap_dss_device *dssdev, bool hdmi_mode);
 773         int (*set_hdmi_infoframe)(struct omap_dss_device *dssdev,
 774                 const struct hdmi_avi_infoframe *avi);
 775 };
 776
 777 enum omapdss_version omapdss_get_version(void);
 778 bool omapdss_is_initialized(void);
 779
 780 int omap_dss_register_driver(struct omap_dss_driver *);
 781 void omap_dss_unregister_driver(struct omap_dss_driver *);
 782
 783 int omapdss_register_display(struct omap_dss_device *dssdev);
 784 void omapdss_unregister_display(struct omap_dss_device *dssdev);
 785
 786 struct omap_dss_device *omap_dss_get_device(struct omap_dss_device *dssdev);
 787 void omap_dss_put_device(struct omap_dss_device *dssdev);
 788 #define for_each_dss_dev(d) while ((d = omap_dss_get_next_device(d)) != NULL)
 789 struct omap_dss_device *omap_dss_get_next_device(struct omap_dss_device *from);
 790 struct omap_dss_device *omap_dss_find_device(void *data,
 791                 int (*match)(struct omap_dss_device *dssdev, void *data));
 792 const char *omapdss_get_default_display_name(void);
 793
 794 void videomode_to_omap_video_timings(const struct videomode *vm,
 795                 struct omap_video_timings *ovt);
 796 void omap_video_timings_to_videomode(const struct omap_video_timings *ovt,
 797                 struct videomode *vm);
 798
 799 int dss_feat_get_num_mgrs(void);
 800 int dss_feat_get_num_ovls(void);
 801 enum omap_color_mode dss_feat_get_supported_color_modes(enum omap_plane plane);
 802
 803
 804
 805 int omap_dss_get_num_overlay_managers(void);
 806 struct omap_overlay_manager *omap_dss_get_overlay_manager(int num);
 807
 808 int omap_dss_get_num_overlays(void);
 809 struct omap_overlay *omap_dss_get_overlay(int num);
 810
 811 int omapdss_register_output(struct omap_dss_device *output);
 812 void omapdss_unregister_output(struct omap_dss_device *output);
 813 struct omap_dss_device *omap_dss_get_output(enum omap_dss_output_id id);
 814 struct omap_dss_device *omap_dss_find_output(const char *name);
 815 struct omap_dss_device *omap_dss_find_output_by_port_node(struct device_node *port);
 816 int omapdss_output_set_device(struct omap_dss_device *out,
 817                 struct omap_dss_device *dssdev);
 818 int omapdss_output_unset_device(struct omap_dss_device *out);
 819
 820 struct omap_dss_device *omapdss_find_output_from_display(struct omap_dss_device *dssdev);
 821 struct omap_overlay_manager *omapdss_find_mgr_from_display(struct omap_dss_device *dssdev);
 822
 823 void omapdss_default_get_resolution(struct omap_dss_device *dssdev,
 824                 u16 *xres, u16 *yres);
 825 int omapdss_default_get_recommended_bpp(struct omap_dss_device *dssdev);
 826 void omapdss_default_get_timings(struct omap_dss_device *dssdev,
 827                 struct omap_video_timings *timings);
 828
 829 typedef void (*omap_dispc_isr_t) (void *arg, u32 mask);
 830 int omap_dispc_register_isr(omap_dispc_isr_t isr, void *arg, u32 mask);
 831 int omap_dispc_unregister_isr(omap_dispc_isr_t isr, void *arg, u32 mask);
 832
 833 int omapdss_compat_init(void);
 834 void omapdss_compat_uninit(void);
 835
 836 static inline bool omapdss_device_is_connected(struct omap_dss_device *dssdev)
 837 {
 838         return dssdev->src;
 839 }
 840
 841 static inline bool omapdss_device_is_enabled(struct omap_dss_device *dssdev)
 842 {
 843         return dssdev->state == OMAP_DSS_DISPLAY_ACTIVE;
 844 }
 845
 846 struct device_node *
 847 omapdss_of_get_next_port(const struct device_node *parent,
 848                          struct device_node *prev);
 849
 850 struct device_node *
 851 omapdss_of_get_next_endpoint(const struct device_node *parent,
 852                              struct device_node *prev);
 853
 854 struct device_node *
 855 omapdss_of_get_first_endpoint(const struct device_node *parent);
 856
 857 struct omap_dss_device *
 858 omapdss_of_find_source_for_first_ep(struct device_node *node);
 859
 860 #endif /* __OMAPFB_DSS_H */