include/video/omapfb_dss.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * Copyright (C) 2016 Texas Instruments, Inc.
   4  */
   5
   6 #ifndef __OMAPFB_DSS_H
   7 #define __OMAPFB_DSS_H
   8
   9 #include <linux/list.h>
  10 #include <linux/kobject.h>
  11 #include <linux/device.h>
  12 #include <linux/interrupt.h>
  13 #include <linux/platform_data/omapdss.h>
  14
  15 #include <video/videomode.h>
  16
  17 #define DISPC_IRQ_FRAMEDONE             (1 << 0)
  18 #define DISPC_IRQ_VSYNC                 (1 << 1)
  19 #define DISPC_IRQ_EVSYNC_EVEN           (1 << 2)
  20 #define DISPC_IRQ_EVSYNC_ODD            (1 << 3)
  21 #define DISPC_IRQ_ACBIAS_COUNT_STAT     (1 << 4)
  22 #define DISPC_IRQ_PROG_LINE_NUM         (1 << 5)
  23 #define DISPC_IRQ_GFX_FIFO_UNDERFLOW    (1 << 6)
  24 #define DISPC_IRQ_GFX_END_WIN           (1 << 7)
  25 #define DISPC_IRQ_PAL_GAMMA_MASK        (1 << 8)
  26 #define DISPC_IRQ_OCP_ERR               (1 << 9)
  27 #define DISPC_IRQ_VID1_FIFO_UNDERFLOW   (1 << 10)
  28 #define DISPC_IRQ_VID1_END_WIN          (1 << 11)
  29 #define DISPC_IRQ_VID2_FIFO_UNDERFLOW   (1 << 12)
  30 #define DISPC_IRQ_VID2_END_WIN          (1 << 13)
  31 #define DISPC_IRQ_SYNC_LOST             (1 << 14)
  32 #define DISPC_IRQ_SYNC_LOST_DIGIT       (1 << 15)
  33 #define DISPC_IRQ_WAKEUP                (1 << 16)
  34 #define DISPC_IRQ_SYNC_LOST2            (1 << 17)
  35 #define DISPC_IRQ_VSYNC2                (1 << 18)
  36 #define DISPC_IRQ_VID3_END_WIN          (1 << 19)
  37 #define DISPC_IRQ_VID3_FIFO_UNDERFLOW   (1 << 20)
  38 #define DISPC_IRQ_ACBIAS_COUNT_STAT2    (1 << 21)
  39 #define DISPC_IRQ_FRAMEDONE2            (1 << 22)
  40 #define DISPC_IRQ_FRAMEDONEWB           (1 << 23)
  41 #define DISPC_IRQ_FRAMEDONETV           (1 << 24)
  42 #define DISPC_IRQ_WBBUFFEROVERFLOW      (1 << 25)
  43 #define DISPC_IRQ_WBUNCOMPLETEERROR     (1 << 26)
  44 #define DISPC_IRQ_SYNC_LOST3            (1 << 27)
  45 #define DISPC_IRQ_VSYNC3                (1 << 28)
  46 #define DISPC_IRQ_ACBIAS_COUNT_STAT3    (1 << 29)
  47 #define DISPC_IRQ_FRAMEDONE3            (1 << 30)
  48
  49 struct omap_dss_device;
  50 struct omap_overlay_manager;
  51 struct dss_lcd_mgr_config;
  52 struct snd_aes_iec958;
  53 struct snd_cea_861_aud_if;
  54 struct hdmi_avi_infoframe;
  55
  56 enum omap_display_type {
  57         OMAP_DISPLAY_TYPE_NONE          = 0,
  58         OMAP_DISPLAY_TYPE_DPI           = 1 << 0,
  59         OMAP_DISPLAY_TYPE_DBI           = 1 << 1,
  60         OMAP_DISPLAY_TYPE_SDI           = 1 << 2,
  61         OMAP_DISPLAY_TYPE_DSI           = 1 << 3,
  62         OMAP_DISPLAY_TYPE_VENC          = 1 << 4,
  63         OMAP_DISPLAY_TYPE_HDMI          = 1 << 5,
  64         OMAP_DISPLAY_TYPE_DVI           = 1 << 6,
  65 };
  66
  67 enum omap_plane {
  68         OMAP_DSS_GFX    = 0,
  69         OMAP_DSS_VIDEO1 = 1,
  70         OMAP_DSS_VIDEO2 = 2,
  71         OMAP_DSS_VIDEO3 = 3,
  72         OMAP_DSS_WB     = 4,
  73 };
  74
  75 enum omap_channel {
  76         OMAP_DSS_CHANNEL_LCD    = 0,
  77         OMAP_DSS_CHANNEL_DIGIT  = 1,
  78         OMAP_DSS_CHANNEL_LCD2   = 2,
  79         OMAP_DSS_CHANNEL_LCD3   = 3,
  80         OMAP_DSS_CHANNEL_WB     = 4,
  81 };
  82
  83 enum omap_color_mode {
  84         OMAP_DSS_COLOR_CLUT1    = 1 << 0,  /* BITMAP 1 */
  85         OMAP_DSS_COLOR_CLUT2    = 1 << 1,  /* BITMAP 2 */
  86         OMAP_DSS_COLOR_CLUT4    = 1 << 2,  /* BITMAP 4 */
  87         OMAP_DSS_COLOR_CLUT8    = 1 << 3,  /* BITMAP 8 */
  88         OMAP_DSS_COLOR_RGB12U   = 1 << 4,  /* RGB12, 16-bit container */
  89         OMAP_DSS_COLOR_ARGB16   = 1 << 5,  /* ARGB16 */
  90         OMAP_DSS_COLOR_RGB16    = 1 << 6,  /* RGB16 */
  91         OMAP_DSS_COLOR_RGB24U   = 1 << 7,  /* RGB24, 32-bit container */
  92         OMAP_DSS_COLOR_RGB24P   = 1 << 8,  /* RGB24, 24-bit container */
  93         OMAP_DSS_COLOR_YUV2     = 1 << 9,  /* YUV2 4:2:2 co-sited */
  94         OMAP_DSS_COLOR_UYVY     = 1 << 10, /* UYVY 4:2:2 co-sited */
  95         OMAP_DSS_COLOR_ARGB32   = 1 << 11, /* ARGB32 */
  96         OMAP_DSS_COLOR_RGBA32   = 1 << 12, /* RGBA32 */
  97         OMAP_DSS_COLOR_RGBX32   = 1 << 13, /* RGBx32 */
  98         OMAP_DSS_COLOR_NV12             = 1 << 14, /* NV12 format: YUV 4:2:0 */
  99         OMAP_DSS_COLOR_RGBA16           = 1 << 15, /* RGBA16 - 4444 */
 100         OMAP_DSS_COLOR_RGBX16           = 1 << 16, /* RGBx16 - 4444 */
 101         OMAP_DSS_COLOR_ARGB16_1555      = 1 << 17, /* ARGB16 - 1555 */
 102         OMAP_DSS_COLOR_XRGB16_1555      = 1 << 18, /* xRGB16 - 1555 */
 103 };
 104
 105 enum omap_dss_load_mode {
 106         OMAP_DSS_LOAD_CLUT_AND_FRAME    = 0,
 107         OMAP_DSS_LOAD_CLUT_ONLY         = 1,
 108         OMAP_DSS_LOAD_FRAME_ONLY        = 2,
 109         OMAP_DSS_LOAD_CLUT_ONCE_FRAME   = 3,
 110 };
 111
 112 enum omap_dss_trans_key_type {
 113         OMAP_DSS_COLOR_KEY_GFX_DST = 0,
 114         OMAP_DSS_COLOR_KEY_VID_SRC = 1,
 115 };
 116
 117 enum omap_rfbi_te_mode {
 118         OMAP_DSS_RFBI_TE_MODE_1 = 1,
 119         OMAP_DSS_RFBI_TE_MODE_2 = 2,
 120 };
 121
 122 enum omap_dss_signal_level {
 123         OMAPDSS_SIG_ACTIVE_LOW,
 124         OMAPDSS_SIG_ACTIVE_HIGH,
 125 };
 126
 127 enum omap_dss_signal_edge {
 128         OMAPDSS_DRIVE_SIG_FALLING_EDGE,
 129         OMAPDSS_DRIVE_SIG_RISING_EDGE,
 130 };
 131
 132 enum omap_dss_venc_type {
 133         OMAP_DSS_VENC_TYPE_COMPOSITE,
 134         OMAP_DSS_VENC_TYPE_SVIDEO,
 135 };
 136
 137 enum omap_dss_dsi_pixel_format {
 138         OMAP_DSS_DSI_FMT_RGB888,
 139         OMAP_DSS_DSI_FMT_RGB666,
 140         OMAP_DSS_DSI_FMT_RGB666_PACKED,
 141         OMAP_DSS_DSI_FMT_RGB565,
 142 };
 143
 144 enum omap_dss_dsi_mode {
 145         OMAP_DSS_DSI_CMD_MODE = 0,
 146         OMAP_DSS_DSI_VIDEO_MODE,
 147 };
 148
 149 enum omap_display_caps {
 150         OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE      = 1 << 0,
 151         OMAP_DSS_DISPLAY_CAP_TEAR_ELIM          = 1 << 1,
 152 };
 153
 154 enum omap_dss_display_state {
 155         OMAP_DSS_DISPLAY_DISABLED = 0,
 156         OMAP_DSS_DISPLAY_ACTIVE,
 157 };
 158
 159 enum omap_dss_rotation_type {
 160         OMAP_DSS_ROT_DMA        = 1 << 0,
 161         OMAP_DSS_ROT_VRFB       = 1 << 1,
 162         OMAP_DSS_ROT_TILER      = 1 << 2,
 163 };
 164
 165 /* clockwise rotation angle */
 166 enum omap_dss_rotation_angle {
 167         OMAP_DSS_ROT_0   = 0,
 168         OMAP_DSS_ROT_90  = 1,
 169         OMAP_DSS_ROT_180 = 2,
 170         OMAP_DSS_ROT_270 = 3,
 171 };
 172
 173 enum omap_overlay_caps {
 174         OMAP_DSS_OVL_CAP_SCALE = 1 << 0,
 175         OMAP_DSS_OVL_CAP_GLOBAL_ALPHA = 1 << 1,
 176         OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA = 1 << 2,
 177         OMAP_DSS_OVL_CAP_ZORDER = 1 << 3,
 178         OMAP_DSS_OVL_CAP_POS = 1 << 4,
 179         OMAP_DSS_OVL_CAP_REPLICATION = 1 << 5,
 180 };
 181
 182 enum omap_dss_output_id {
 183         OMAP_DSS_OUTPUT_DPI     = 1 << 0,
 184         OMAP_DSS_OUTPUT_DBI     = 1 << 1,
 185         OMAP_DSS_OUTPUT_SDI     = 1 << 2,
 186         OMAP_DSS_OUTPUT_DSI1    = 1 << 3,
 187         OMAP_DSS_OUTPUT_DSI2    = 1 << 4,
 188         OMAP_DSS_OUTPUT_VENC    = 1 << 5,
 189         OMAP_DSS_OUTPUT_HDMI    = 1 << 6,
 190 };
 191
 192 /* RFBI */
 193
 194 struct rfbi_timings {
 195         int cs_on_time;
 196         int cs_off_time;
 197         int we_on_time;
 198         int we_off_time;
 199         int re_on_time;
 200         int re_off_time;
 201         int we_cycle_time;
 202         int re_cycle_time;
 203         int cs_pulse_width;
 204         int access_time;
 205
 206         int clk_div;
 207
 208         u32 tim[5];             /* set by rfbi_convert_timings() */
 209
 210         int converted;
 211 };
 212
 213 /* DSI */
 214
 215 enum omap_dss_dsi_trans_mode {
 216         /* Sync Pulses: both sync start and end packets sent */
 217         OMAP_DSS_DSI_PULSE_MODE,
 218         /* Sync Events: only sync start packets sent */
 219         OMAP_DSS_DSI_EVENT_MODE,
 220         /* Burst: only sync start packets sent, pixels are time compressed */
 221         OMAP_DSS_DSI_BURST_MODE,
 222 };
 223
 224 struct omap_dss_dsi_videomode_timings {
 225         unsigned long hsclk;
 226
 227         unsigned ndl;
 228         unsigned bitspp;
 229
 230         /* pixels */
 231         u16 hact;
 232         /* lines */
 233         u16 vact;
 234
 235         /* DSI video mode blanking data */
 236         /* Unit: byte clock cycles */
 237         u16 hss;
 238         u16 hsa;
 239         u16 hse;
 240         u16 hfp;
 241         u16 hbp;
 242         /* Unit: line clocks */
 243         u16 vsa;
 244         u16 vfp;
 245         u16 vbp;
 246
 247         /* DSI blanking modes */
 248         int blanking_mode;
 249         int hsa_blanking_mode;
 250         int hbp_blanking_mode;
 251         int hfp_blanking_mode;
 252
 253         enum omap_dss_dsi_trans_mode trans_mode;
 254
 255         bool ddr_clk_always_on;
 256         int window_sync;
 257 };
 258
 259 struct omap_dss_dsi_config {
 260         enum omap_dss_dsi_mode mode;
 261         enum omap_dss_dsi_pixel_format pixel_format;
 262         const struct omap_video_timings *timings;
 263
 264         unsigned long hs_clk_min, hs_clk_max;
 265         unsigned long lp_clk_min, lp_clk_max;
 266
 267         bool ddr_clk_always_on;
 268         enum omap_dss_dsi_trans_mode trans_mode;
 269 };
 270
 271 struct omap_video_timings {
 272         /* Unit: pixels */
 273         u16 x_res;
 274         /* Unit: pixels */
 275         u16 y_res;
 276         /* Unit: Hz */
 277         u32 pixelclock;
 278         /* Unit: pixel clocks */
 279         u16 hsw;        /* Horizontal synchronization pulse width */
 280         /* Unit: pixel clocks */
 281         u16 hfp;        /* Horizontal front porch */
 282         /* Unit: pixel clocks */
 283         u16 hbp;        /* Horizontal back porch */
 284         /* Unit: line clocks */
 285         u16 vsw;        /* Vertical synchronization pulse width */
 286         /* Unit: line clocks */
 287         u16 vfp;        /* Vertical front porch */
 288         /* Unit: line clocks */
 289         u16 vbp;        /* Vertical back porch */
 290
 291         /* Vsync logic level */
 292         enum omap_dss_signal_level vsync_level;
 293         /* Hsync logic level */
 294         enum omap_dss_signal_level hsync_level;
 295         /* Interlaced or Progressive timings */
 296         bool interlace;
 297         /* Pixel clock edge to drive LCD data */
 298         enum omap_dss_signal_edge data_pclk_edge;
 299         /* Data enable logic level */
 300         enum omap_dss_signal_level de_level;
 301         /* Pixel clock edges to drive HSYNC and VSYNC signals */
 302         enum omap_dss_signal_edge sync_pclk_edge;
 303
 304         bool double_pixel;
 305 };
 306
 307 /* Hardcoded timings for tv modes. Venc only uses these to
 308  * identify the mode, and does not actually use the configs
 309  * itself. However, the configs should be something that
 310  * a normal monitor can also show */
 311 extern const struct omap_video_timings omap_dss_pal_timings;
 312 extern const struct omap_video_timings omap_dss_ntsc_timings;
 313
 314 struct omap_dss_cpr_coefs {
 315         s16 rr, rg, rb;
 316         s16 gr, gg, gb;
 317         s16 br, bg, bb;
 318 };
 319
 320 struct omap_overlay_info {
 321         dma_addr_t paddr;
 322         dma_addr_t p_uv_addr;  /* for NV12 format */
 323         u16 screen_width;
 324         u16 width;
 325         u16 height;
 326         enum omap_color_mode color_mode;
 327         u8 rotation;
 328         enum omap_dss_rotation_type rotation_type;
 329         bool mirror;
 330
 331         u16 pos_x;
 332         u16 pos_y;
 333         u16 out_width;  /* if 0, out_width == width */
 334         u16 out_height; /* if 0, out_height == height */
 335         u8 global_alpha;
 336         u8 pre_mult_alpha;
 337         u8 zorder;
 338 };
 339
 340 struct omap_overlay {
 341         struct kobject kobj;
 342         struct list_head list;
 343
 344         /* static fields */
 345         const char *name;
 346         enum omap_plane id;
 347         enum omap_color_mode supported_modes;
 348         enum omap_overlay_caps caps;
 349
 350         /* dynamic fields */
 351         struct omap_overlay_manager *manager;
 352
 353         /*
 354          * The following functions do not block:
 355          *
 356          * is_enabled
 357          * set_overlay_info
 358          * get_overlay_info
 359          *
 360          * The rest of the functions may block and cannot be called from
 361          * interrupt context
 362          */
 363
 364         int (*enable)(struct omap_overlay *ovl);
 365         int (*disable)(struct omap_overlay *ovl);
 366         bool (*is_enabled)(struct omap_overlay *ovl);
 367
 368         int (*set_manager)(struct omap_overlay *ovl,
 369                 struct omap_overlay_manager *mgr);
 370         int (*unset_manager)(struct omap_overlay *ovl);
 371
 372         int (*set_overlay_info)(struct omap_overlay *ovl,
 373                         struct omap_overlay_info *info);
 374         void (*get_overlay_info)(struct omap_overlay *ovl,
 375                         struct omap_overlay_info *info);
 376
 377         int (*wait_for_go)(struct omap_overlay *ovl);
 378
 379         struct omap_dss_device *(*get_device)(struct omap_overlay *ovl);
 380 };
 381
 382 struct omap_overlay_manager_info {
 383         u32 default_color;
 384
 385         enum omap_dss_trans_key_type trans_key_type;
 386         u32 trans_key;
 387         bool trans_enabled;
 388
 389         bool partial_alpha_enabled;
 390
 391         bool cpr_enable;
 392         struct omap_dss_cpr_coefs cpr_coefs;
 393 };
 394
 395 struct omap_overlay_manager {
 396         struct kobject kobj;
 397
 398         /* static fields */
 399         const char *name;
 400         enum omap_channel id;
 401         struct list_head overlays;
 402         enum omap_display_type supported_displays;
 403         enum omap_dss_output_id supported_outputs;
 404
 405         /* dynamic fields */
 406         struct omap_dss_device *output;
 407
 408         /*
 409          * The following functions do not block:
 410          *
 411          * set_manager_info
 412          * get_manager_info
 413          * apply
 414          *
 415          * The rest of the functions may block and cannot be called from
 416          * interrupt context
 417          */
 418
 419         int (*set_output)(struct omap_overlay_manager *mgr,
 420                 struct omap_dss_device *output);
 421         int (*unset_output)(struct omap_overlay_manager *mgr);
 422
 423         int (*set_manager_info)(struct omap_overlay_manager *mgr,
 424                         struct omap_overlay_manager_info *info);
 425         void (*get_manager_info)(struct omap_overlay_manager *mgr,
 426                         struct omap_overlay_manager_info *info);
 427
 428         int (*apply)(struct omap_overlay_manager *mgr);
 429         int (*wait_for_go)(struct omap_overlay_manager *mgr);
 430         int (*wait_for_vsync)(struct omap_overlay_manager *mgr);
 431
 432         struct omap_dss_device *(*get_device)(struct omap_overlay_manager *mgr);
 433 };
 434
 435 /* 22 pins means 1 clk lane and 10 data lanes */
 436 #define OMAP_DSS_MAX_DSI_PINS 22
 437
 438 struct omap_dsi_pin_config {
 439         int num_pins;
 440         /*
 441          * pin numbers in the following order:
 442          * clk+, clk-
 443          * data1+, data1-
 444          * data2+, data2-
 445          * ...
 446          */
 447         int pins[OMAP_DSS_MAX_DSI_PINS];
 448 };
 449
 450 struct omap_dss_writeback_info {
 451         u32 paddr;
 452         u32 p_uv_addr;
 453         u16 buf_width;
 454         u16 width;
 455         u16 height;
 456         enum omap_color_mode color_mode;
 457         u8 rotation;
 458         enum omap_dss_rotation_type rotation_type;
 459         bool mirror;
 460         u8 pre_mult_alpha;
 461 };
 462
 463 struct omapdss_dpi_ops {
 464         int (*connect)(struct omap_dss_device *dssdev,
 465                         struct omap_dss_device *dst);
 466         void (*disconnect)(struct omap_dss_device *dssdev,
 467                         struct omap_dss_device *dst);
 468
 469         int (*enable)(struct omap_dss_device *dssdev);
 470         void (*disable)(struct omap_dss_device *dssdev);
 471
 472         int (*check_timings)(struct omap_dss_device *dssdev,
 473                         struct omap_video_timings *timings);
 474         void (*set_timings)(struct omap_dss_device *dssdev,
 475                         struct omap_video_timings *timings);
 476         void (*get_timings)(struct omap_dss_device *dssdev,
 477                         struct omap_video_timings *timings);
 478
 479         void (*set_data_lines)(struct omap_dss_device *dssdev, int data_lines);
 480 };
 481
 482 struct omapdss_sdi_ops {
 483         int (*connect)(struct omap_dss_device *dssdev,
 484                         struct omap_dss_device *dst);
 485         void (*disconnect)(struct omap_dss_device *dssdev,
 486                         struct omap_dss_device *dst);
 487
 488         int (*enable)(struct omap_dss_device *dssdev);
 489         void (*disable)(struct omap_dss_device *dssdev);
 490
 491         int (*check_timings)(struct omap_dss_device *dssdev,
 492                         struct omap_video_timings *timings);
 493         void (*set_timings)(struct omap_dss_device *dssdev,
 494                         struct omap_video_timings *timings);
 495         void (*get_timings)(struct omap_dss_device *dssdev,
 496                         struct omap_video_timings *timings);
 497
 498         void (*set_datapairs)(struct omap_dss_device *dssdev, int datapairs);
 499 };
 500
 501 struct omapdss_dvi_ops {
 502         int (*connect)(struct omap_dss_device *dssdev,
 503                         struct omap_dss_device *dst);
 504         void (*disconnect)(struct omap_dss_device *dssdev,
 505                         struct omap_dss_device *dst);
 506
 507         int (*enable)(struct omap_dss_device *dssdev);
 508         void (*disable)(struct omap_dss_device *dssdev);
 509
 510         int (*check_timings)(struct omap_dss_device *dssdev,
 511                         struct omap_video_timings *timings);
 512         void (*set_timings)(struct omap_dss_device *dssdev,
 513                         struct omap_video_timings *timings);
 514         void (*get_timings)(struct omap_dss_device *dssdev,
 515                         struct omap_video_timings *timings);
 516 };
 517
 518 struct omapdss_atv_ops {
 519         int (*connect)(struct omap_dss_device *dssdev,
 520                         struct omap_dss_device *dst);
 521         void (*disconnect)(struct omap_dss_device *dssdev,
 522                         struct omap_dss_device *dst);
 523
 524         int (*enable)(struct omap_dss_device *dssdev);
 525         void (*disable)(struct omap_dss_device *dssdev);
 526
 527         int (*check_timings)(struct omap_dss_device *dssdev,
 528                         struct omap_video_timings *timings);
 529         void (*set_timings)(struct omap_dss_device *dssdev,
 530                         struct omap_video_timings *timings);
 531         void (*get_timings)(struct omap_dss_device *dssdev,
 532                         struct omap_video_timings *timings);
 533
 534         void (*set_type)(struct omap_dss_device *dssdev,
 535                 enum omap_dss_venc_type type);
 536         void (*invert_vid_out_polarity)(struct omap_dss_device *dssdev,
 537                 bool invert_polarity);
 538
 539         int (*set_wss)(struct omap_dss_device *dssdev, u32 wss);
 540         u32 (*get_wss)(struct omap_dss_device *dssdev);
 541 };
 542
 543 struct omapdss_hdmi_ops {
 544         int (*connect)(struct omap_dss_device *dssdev,
 545                         struct omap_dss_device *dst);
 546         void (*disconnect)(struct omap_dss_device *dssdev,
 547                         struct omap_dss_device *dst);
 548
 549         int (*enable)(struct omap_dss_device *dssdev);
 550         void (*disable)(struct omap_dss_device *dssdev);
 551
 552         int (*check_timings)(struct omap_dss_device *dssdev,
 553                         struct omap_video_timings *timings);
 554         void (*set_timings)(struct omap_dss_device *dssdev,
 555                         struct omap_video_timings *timings);
 556         void (*get_timings)(struct omap_dss_device *dssdev,
 557                         struct omap_video_timings *timings);
 558
 559         int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len);
 560         bool (*detect)(struct omap_dss_device *dssdev);
 561
 562         int (*set_hdmi_mode)(struct omap_dss_device *dssdev, bool hdmi_mode);
 563         int (*set_infoframe)(struct omap_dss_device *dssdev,
 564                 const struct hdmi_avi_infoframe *avi);
 565 };
 566
 567 struct omapdss_dsi_ops {
 568         int (*connect)(struct omap_dss_device *dssdev,
 569                         struct omap_dss_device *dst);
 570         void (*disconnect)(struct omap_dss_device *dssdev,
 571                         struct omap_dss_device *dst);
 572
 573         int (*enable)(struct omap_dss_device *dssdev);
 574         void (*disable)(struct omap_dss_device *dssdev, bool disconnect_lanes,
 575                         bool enter_ulps);
 576
 577         /* bus configuration */
 578         int (*set_config)(struct omap_dss_device *dssdev,
 579                         const struct omap_dss_dsi_config *cfg);
 580         int (*configure_pins)(struct omap_dss_device *dssdev,
 581                         const struct omap_dsi_pin_config *pin_cfg);
 582
 583         void (*enable_hs)(struct omap_dss_device *dssdev, int channel,
 584                         bool enable);
 585         int (*enable_te)(struct omap_dss_device *dssdev, bool enable);
 586
 587         int (*update)(struct omap_dss_device *dssdev, int channel,
 588                         void (*callback)(int, void *), void *data);
 589
 590         void (*bus_lock)(struct omap_dss_device *dssdev);
 591         void (*bus_unlock)(struct omap_dss_device *dssdev);
 592
 593         int (*enable_video_output)(struct omap_dss_device *dssdev, int channel);
 594         void (*disable_video_output)(struct omap_dss_device *dssdev,
 595                         int channel);
 596
 597         int (*request_vc)(struct omap_dss_device *dssdev, int *channel);
 598         int (*set_vc_id)(struct omap_dss_device *dssdev, int channel,
 599                         int vc_id);
 600         void (*release_vc)(struct omap_dss_device *dssdev, int channel);
 601
 602         /* data transfer */
 603         int (*dcs_write)(struct omap_dss_device *dssdev, int channel,
 604                         u8 *data, int len);
 605         int (*dcs_write_nosync)(struct omap_dss_device *dssdev, int channel,
 606                         u8 *data, int len);
 607         int (*dcs_read)(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
 608                         u8 *data, int len);
 609
 610         int (*gen_write)(struct omap_dss_device *dssdev, int channel,
 611                         u8 *data, int len);
 612         int (*gen_write_nosync)(struct omap_dss_device *dssdev, int channel,
 613                         u8 *data, int len);
 614         int (*gen_read)(struct omap_dss_device *dssdev, int channel,
 615                         u8 *reqdata, int reqlen,
 616                         u8 *data, int len);
 617
 618         int (*bta_sync)(struct omap_dss_device *dssdev, int channel);
 619
 620         int (*set_max_rx_packet_size)(struct omap_dss_device *dssdev,
 621                         int channel, u16 plen);
 622 };
 623
 624 struct omap_dss_device {
 625         struct kobject kobj;
 626         struct device *dev;
 627
 628         struct module *owner;
 629
 630         struct list_head panel_list;
 631
 632         /* alias in the form of "display%d" */
 633         char alias[16];
 634
 635         enum omap_display_type type;
 636         enum omap_display_type output_type;
 637
 638         union {
 639                 struct {
 640                         u8 data_lines;
 641                 } dpi;
 642
 643                 struct {
 644                         u8 channel;
 645                         u8 data_lines;
 646                 } rfbi;
 647
 648                 struct {
 649                         u8 datapairs;
 650                 } sdi;
 651
 652                 struct {
 653                         int module;
 654                 } dsi;
 655
 656                 struct {
 657                         enum omap_dss_venc_type type;
 658                         bool invert_polarity;
 659                 } venc;
 660         } phy;
 661
 662         struct {
 663                 struct omap_video_timings timings;
 664
 665                 enum omap_dss_dsi_pixel_format dsi_pix_fmt;
 666                 enum omap_dss_dsi_mode dsi_mode;
 667         } panel;
 668
 669         struct {
 670                 u8 pixel_size;
 671                 struct rfbi_timings rfbi_timings;
 672         } ctrl;
 673
 674         const char *name;
 675
 676         /* used to match device to driver */
 677         const char *driver_name;
 678
 679         void *data;
 680
 681         struct omap_dss_driver *driver;
 682
 683         union {
 684                 const struct omapdss_dpi_ops *dpi;
 685                 const struct omapdss_sdi_ops *sdi;
 686                 const struct omapdss_dvi_ops *dvi;
 687                 const struct omapdss_hdmi_ops *hdmi;
 688                 const struct omapdss_atv_ops *atv;
 689                 const struct omapdss_dsi_ops *dsi;
 690         } ops;
 691
 692         /* helper variable for driver suspend/resume */
 693         bool activate_after_resume;
 694
 695         enum omap_display_caps caps;
 696
 697         struct omap_dss_device *src;
 698
 699         enum omap_dss_display_state state;
 700
 701         /* OMAP DSS output specific fields */
 702
 703         struct list_head list;
 704
 705         /* DISPC channel for this output */
 706         enum omap_channel dispc_channel;
 707         bool dispc_channel_connected;
 708
 709         /* output instance */
 710         enum omap_dss_output_id id;
 711
 712         /* the port number in the DT node */
 713         int port_num;
 714
 715         /* dynamic fields */
 716         struct omap_overlay_manager *manager;
 717
 718         struct omap_dss_device *dst;
 719 };
 720
 721 struct omap_dss_driver {
 722         int (*probe)(struct omap_dss_device *);
 723         void (*remove)(struct omap_dss_device *);
 724
 725         int (*connect)(struct omap_dss_device *dssdev);
 726         void (*disconnect)(struct omap_dss_device *dssdev);
 727
 728         int (*enable)(struct omap_dss_device *display);
 729         void (*disable)(struct omap_dss_device *display);
 730         int (*run_test)(struct omap_dss_device *display, int test);
 731
 732         int (*update)(struct omap_dss_device *dssdev,
 733                                u16 x, u16 y, u16 w, u16 h);
 734         int (*sync)(struct omap_dss_device *dssdev);
 735
 736         int (*enable_te)(struct omap_dss_device *dssdev, bool enable);
 737         int (*get_te)(struct omap_dss_device *dssdev);
 738
 739         u8 (*get_rotate)(struct omap_dss_device *dssdev);
 740         int (*set_rotate)(struct omap_dss_device *dssdev, u8 rotate);
 741
 742         bool (*get_mirror)(struct omap_dss_device *dssdev);
 743         int (*set_mirror)(struct omap_dss_device *dssdev, bool enable);
 744
 745         int (*memory_read)(struct omap_dss_device *dssdev,
 746                         void *buf, size_t size,
 747                         u16 x, u16 y, u16 w, u16 h);
 748
 749         void (*get_resolution)(struct omap_dss_device *dssdev,
 750                         u16 *xres, u16 *yres);
 751         void (*get_dimensions)(struct omap_dss_device *dssdev,
 752                         u32 *width, u32 *height);
 753         int (*get_recommended_bpp)(struct omap_dss_device *dssdev);
 754
 755         int (*check_timings)(struct omap_dss_device *dssdev,
 756                         struct omap_video_timings *timings);
 757         void (*set_timings)(struct omap_dss_device *dssdev,
 758                         struct omap_video_timings *timings);
 759         void (*get_timings)(struct omap_dss_device *dssdev,
 760                         struct omap_video_timings *timings);
 761
 762         int (*set_wss)(struct omap_dss_device *dssdev, u32 wss);
 763         u32 (*get_wss)(struct omap_dss_device *dssdev);
 764
 765         int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len);
 766         bool (*detect)(struct omap_dss_device *dssdev);
 767
 768         int (*set_hdmi_mode)(struct omap_dss_device *dssdev, bool hdmi_mode);
 769         int (*set_hdmi_infoframe)(struct omap_dss_device *dssdev,
 770                 const struct hdmi_avi_infoframe *avi);
 771 };
 772
 773 #define for_each_dss_dev(d) while ((d = omap_dss_get_next_device(d)) != NULL)
 774
 775 typedef void (*omap_dispc_isr_t) (void *arg, u32 mask);
 776
 777 #if IS_ENABLED(CONFIG_FB_OMAP2)
 778
 779 enum omapdss_version omapdss_get_version(void);
 780 bool omapdss_is_initialized(void);
 781
 782 int omap_dss_register_driver(struct omap_dss_driver *);
 783 void omap_dss_unregister_driver(struct omap_dss_driver *);
 784
 785 int omapdss_register_display(struct omap_dss_device *dssdev);
 786 void omapdss_unregister_display(struct omap_dss_device *dssdev);
 787
 788 struct omap_dss_device *omap_dss_get_device(struct omap_dss_device *dssdev);
 789 void omap_dss_put_device(struct omap_dss_device *dssdev);
 790 struct omap_dss_device *omap_dss_get_next_device(struct omap_dss_device *from);
 791 struct omap_dss_device *omap_dss_find_device(void *data,
 792                 int (*match)(struct omap_dss_device *dssdev, void *data));
 793 const char *omapdss_get_default_display_name(void);
 794
 795 void videomode_to_omap_video_timings(const struct videomode *vm,
 796                 struct omap_video_timings *ovt);
 797 void omap_video_timings_to_videomode(const struct omap_video_timings *ovt,
 798                 struct videomode *vm);
 799
 800 int dss_feat_get_num_mgrs(void);
 801 int dss_feat_get_num_ovls(void);
 802 enum omap_color_mode dss_feat_get_supported_color_modes(enum omap_plane plane);
 803
 804
 805
 806 int omap_dss_get_num_overlay_managers(void);
 807 struct omap_overlay_manager *omap_dss_get_overlay_manager(int num);
 808
 809 int omap_dss_get_num_overlays(void);
 810 struct omap_overlay *omap_dss_get_overlay(int num);
 811
 812 int omapdss_register_output(struct omap_dss_device *output);
 813 void omapdss_unregister_output(struct omap_dss_device *output);
 814 struct omap_dss_device *omap_dss_get_output(enum omap_dss_output_id id);
 815 struct omap_dss_device *omap_dss_find_output(const char *name);
 816 struct omap_dss_device *omap_dss_find_output_by_port_node(struct device_node *port);
 817 int omapdss_output_set_device(struct omap_dss_device *out,
 818                 struct omap_dss_device *dssdev);
 819 int omapdss_output_unset_device(struct omap_dss_device *out);
 820
 821 struct omap_dss_device *omapdss_find_output_from_display(struct omap_dss_device *dssdev);
 822 struct omap_overlay_manager *omapdss_find_mgr_from_display(struct omap_dss_device *dssdev);
 823
 824 void omapdss_default_get_resolution(struct omap_dss_device *dssdev,
 825                 u16 *xres, u16 *yres);
 826 int omapdss_default_get_recommended_bpp(struct omap_dss_device *dssdev);
 827 void omapdss_default_get_timings(struct omap_dss_device *dssdev,
 828                 struct omap_video_timings *timings);
 829
 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 #else
 860
 861 static inline enum omapdss_version omapdss_get_version(void)
 862 { return OMAPDSS_VER_UNKNOWN; };
 863
 864 static inline bool omapdss_is_initialized(void)
 865 { return false; };
 866
 867 static inline int omap_dispc_register_isr(omap_dispc_isr_t isr,
 868                                           void *arg, u32 mask)
 869 { return 0; };
 870
 871 static inline int omap_dispc_unregister_isr(omap_dispc_isr_t isr,
 872                                             void *arg, u32 mask)
 873 { return 0; };
 874
 875 static inline struct omap_dss_device
 876 *omap_dss_get_device(struct omap_dss_device *dssdev)
 877 { return NULL; };
 878
 879 static inline struct omap_dss_device
 880 *omap_dss_get_next_device(struct omap_dss_device *from)
 881 {return NULL; };
 882
 883 static inline void omap_dss_put_device(struct omap_dss_device *dssdev) {};
 884
 885 static inline int omapdss_compat_init(void)
 886 { return 0; };
 887
 888 static inline void omapdss_compat_uninit(void) {};
 889
 890 static inline int omap_dss_get_num_overlay_managers(void)
 891 { return 0; };
 892
 893 static inline struct omap_overlay_manager *omap_dss_get_overlay_manager(int num)
 894 { return NULL; };
 895
 896 static inline int omap_dss_get_num_overlays(void)
 897 { return 0; };
 898
 899 static inline struct omap_overlay *omap_dss_get_overlay(int num)
 900 { return NULL; };
 901
 902
 903 #endif /* FB_OMAP2 */
 904
 905
 906 #endif /* __OMAPFB_DSS_H */