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_dss_signal_level {
 118         OMAPDSS_SIG_ACTIVE_LOW,
 119         OMAPDSS_SIG_ACTIVE_HIGH,
 120 };
 121
 122 enum omap_dss_signal_edge {
 123         OMAPDSS_DRIVE_SIG_FALLING_EDGE,
 124         OMAPDSS_DRIVE_SIG_RISING_EDGE,
 125 };
 126
 127 enum omap_dss_venc_type {
 128         OMAP_DSS_VENC_TYPE_COMPOSITE,
 129         OMAP_DSS_VENC_TYPE_SVIDEO,
 130 };
 131
 132 enum omap_dss_dsi_pixel_format {
 133         OMAP_DSS_DSI_FMT_RGB888,
 134         OMAP_DSS_DSI_FMT_RGB666,
 135         OMAP_DSS_DSI_FMT_RGB666_PACKED,
 136         OMAP_DSS_DSI_FMT_RGB565,
 137 };
 138
 139 enum omap_dss_dsi_mode {
 140         OMAP_DSS_DSI_CMD_MODE = 0,
 141         OMAP_DSS_DSI_VIDEO_MODE,
 142 };
 143
 144 enum omap_display_caps {
 145         OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE      = 1 << 0,
 146         OMAP_DSS_DISPLAY_CAP_TEAR_ELIM          = 1 << 1,
 147 };
 148
 149 enum omap_dss_display_state {
 150         OMAP_DSS_DISPLAY_DISABLED = 0,
 151         OMAP_DSS_DISPLAY_ACTIVE,
 152 };
 153
 154 enum omap_dss_rotation_type {
 155         OMAP_DSS_ROT_DMA        = 1 << 0,
 156         OMAP_DSS_ROT_VRFB       = 1 << 1,
 157         OMAP_DSS_ROT_TILER      = 1 << 2,
 158 };
 159
 160 /* clockwise rotation angle */
 161 enum omap_dss_rotation_angle {
 162         OMAP_DSS_ROT_0   = 0,
 163         OMAP_DSS_ROT_90  = 1,
 164         OMAP_DSS_ROT_180 = 2,
 165         OMAP_DSS_ROT_270 = 3,
 166 };
 167
 168 enum omap_overlay_caps {
 169         OMAP_DSS_OVL_CAP_SCALE = 1 << 0,
 170         OMAP_DSS_OVL_CAP_GLOBAL_ALPHA = 1 << 1,
 171         OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA = 1 << 2,
 172         OMAP_DSS_OVL_CAP_ZORDER = 1 << 3,
 173         OMAP_DSS_OVL_CAP_POS = 1 << 4,
 174         OMAP_DSS_OVL_CAP_REPLICATION = 1 << 5,
 175 };
 176
 177 enum omap_dss_output_id {
 178         OMAP_DSS_OUTPUT_DPI     = 1 << 0,
 179         OMAP_DSS_OUTPUT_DBI     = 1 << 1,
 180         OMAP_DSS_OUTPUT_SDI     = 1 << 2,
 181         OMAP_DSS_OUTPUT_DSI1    = 1 << 3,
 182         OMAP_DSS_OUTPUT_DSI2    = 1 << 4,
 183         OMAP_DSS_OUTPUT_VENC    = 1 << 5,
 184         OMAP_DSS_OUTPUT_HDMI    = 1 << 6,
 185 };
 186
 187 /* DSI */
 188
 189 enum omap_dss_dsi_trans_mode {
 190         /* Sync Pulses: both sync start and end packets sent */
 191         OMAP_DSS_DSI_PULSE_MODE,
 192         /* Sync Events: only sync start packets sent */
 193         OMAP_DSS_DSI_EVENT_MODE,
 194         /* Burst: only sync start packets sent, pixels are time compressed */
 195         OMAP_DSS_DSI_BURST_MODE,
 196 };
 197
 198 struct omap_dss_dsi_videomode_timings {
 199         unsigned long hsclk;
 200
 201         unsigned ndl;
 202         unsigned bitspp;
 203
 204         /* pixels */
 205         u16 hact;
 206         /* lines */
 207         u16 vact;
 208
 209         /* DSI video mode blanking data */
 210         /* Unit: byte clock cycles */
 211         u16 hss;
 212         u16 hsa;
 213         u16 hse;
 214         u16 hfp;
 215         u16 hbp;
 216         /* Unit: line clocks */
 217         u16 vsa;
 218         u16 vfp;
 219         u16 vbp;
 220
 221         /* DSI blanking modes */
 222         int blanking_mode;
 223         int hsa_blanking_mode;
 224         int hbp_blanking_mode;
 225         int hfp_blanking_mode;
 226
 227         enum omap_dss_dsi_trans_mode trans_mode;
 228
 229         bool ddr_clk_always_on;
 230         int window_sync;
 231 };
 232
 233 struct omap_dss_dsi_config {
 234         enum omap_dss_dsi_mode mode;
 235         enum omap_dss_dsi_pixel_format pixel_format;
 236         const struct omap_video_timings *timings;
 237
 238         unsigned long hs_clk_min, hs_clk_max;
 239         unsigned long lp_clk_min, lp_clk_max;
 240
 241         bool ddr_clk_always_on;
 242         enum omap_dss_dsi_trans_mode trans_mode;
 243 };
 244
 245 struct omap_video_timings {
 246         /* Unit: pixels */
 247         u16 x_res;
 248         /* Unit: pixels */
 249         u16 y_res;
 250         /* Unit: Hz */
 251         u32 pixelclock;
 252         /* Unit: pixel clocks */
 253         u16 hsw;        /* Horizontal synchronization pulse width */
 254         /* Unit: pixel clocks */
 255         u16 hfp;        /* Horizontal front porch */
 256         /* Unit: pixel clocks */
 257         u16 hbp;        /* Horizontal back porch */
 258         /* Unit: line clocks */
 259         u16 vsw;        /* Vertical synchronization pulse width */
 260         /* Unit: line clocks */
 261         u16 vfp;        /* Vertical front porch */
 262         /* Unit: line clocks */
 263         u16 vbp;        /* Vertical back porch */
 264
 265         /* Vsync logic level */
 266         enum omap_dss_signal_level vsync_level;
 267         /* Hsync logic level */
 268         enum omap_dss_signal_level hsync_level;
 269         /* Interlaced or Progressive timings */
 270         bool interlace;
 271         /* Pixel clock edge to drive LCD data */
 272         enum omap_dss_signal_edge data_pclk_edge;
 273         /* Data enable logic level */
 274         enum omap_dss_signal_level de_level;
 275         /* Pixel clock edges to drive HSYNC and VSYNC signals */
 276         enum omap_dss_signal_edge sync_pclk_edge;
 277
 278         bool double_pixel;
 279 };
 280
 281 /* Hardcoded timings for tv modes. Venc only uses these to
 282  * identify the mode, and does not actually use the configs
 283  * itself. However, the configs should be something that
 284  * a normal monitor can also show */
 285 extern const struct omap_video_timings omap_dss_pal_timings;
 286 extern const struct omap_video_timings omap_dss_ntsc_timings;
 287
 288 struct omap_dss_cpr_coefs {
 289         s16 rr, rg, rb;
 290         s16 gr, gg, gb;
 291         s16 br, bg, bb;
 292 };
 293
 294 struct omap_overlay_info {
 295         dma_addr_t paddr;
 296         dma_addr_t p_uv_addr;  /* for NV12 format */
 297         u16 screen_width;
 298         u16 width;
 299         u16 height;
 300         enum omap_color_mode color_mode;
 301         u8 rotation;
 302         enum omap_dss_rotation_type rotation_type;
 303         bool mirror;
 304
 305         u16 pos_x;
 306         u16 pos_y;
 307         u16 out_width;  /* if 0, out_width == width */
 308         u16 out_height; /* if 0, out_height == height */
 309         u8 global_alpha;
 310         u8 pre_mult_alpha;
 311         u8 zorder;
 312 };
 313
 314 struct omap_overlay {
 315         struct kobject kobj;
 316         struct list_head list;
 317
 318         /* static fields */
 319         const char *name;
 320         enum omap_plane id;
 321         enum omap_color_mode supported_modes;
 322         enum omap_overlay_caps caps;
 323
 324         /* dynamic fields */
 325         struct omap_overlay_manager *manager;
 326
 327         /*
 328          * The following functions do not block:
 329          *
 330          * is_enabled
 331          * set_overlay_info
 332          * get_overlay_info
 333          *
 334          * The rest of the functions may block and cannot be called from
 335          * interrupt context
 336          */
 337
 338         int (*enable)(struct omap_overlay *ovl);
 339         int (*disable)(struct omap_overlay *ovl);
 340         bool (*is_enabled)(struct omap_overlay *ovl);
 341
 342         int (*set_manager)(struct omap_overlay *ovl,
 343                 struct omap_overlay_manager *mgr);
 344         int (*unset_manager)(struct omap_overlay *ovl);
 345
 346         int (*set_overlay_info)(struct omap_overlay *ovl,
 347                         struct omap_overlay_info *info);
 348         void (*get_overlay_info)(struct omap_overlay *ovl,
 349                         struct omap_overlay_info *info);
 350
 351         int (*wait_for_go)(struct omap_overlay *ovl);
 352
 353         struct omap_dss_device *(*get_device)(struct omap_overlay *ovl);
 354 };
 355
 356 struct omap_overlay_manager_info {
 357         u32 default_color;
 358
 359         enum omap_dss_trans_key_type trans_key_type;
 360         u32 trans_key;
 361         bool trans_enabled;
 362
 363         bool partial_alpha_enabled;
 364
 365         bool cpr_enable;
 366         struct omap_dss_cpr_coefs cpr_coefs;
 367 };
 368
 369 struct omap_overlay_manager {
 370         struct kobject kobj;
 371
 372         /* static fields */
 373         const char *name;
 374         enum omap_channel id;
 375         struct list_head overlays;
 376         enum omap_display_type supported_displays;
 377         enum omap_dss_output_id supported_outputs;
 378
 379         /* dynamic fields */
 380         struct omap_dss_device *output;
 381
 382         /*
 383          * The following functions do not block:
 384          *
 385          * set_manager_info
 386          * get_manager_info
 387          * apply
 388          *
 389          * The rest of the functions may block and cannot be called from
 390          * interrupt context
 391          */
 392
 393         int (*set_output)(struct omap_overlay_manager *mgr,
 394                 struct omap_dss_device *output);
 395         int (*unset_output)(struct omap_overlay_manager *mgr);
 396
 397         int (*set_manager_info)(struct omap_overlay_manager *mgr,
 398                         struct omap_overlay_manager_info *info);
 399         void (*get_manager_info)(struct omap_overlay_manager *mgr,
 400                         struct omap_overlay_manager_info *info);
 401
 402         int (*apply)(struct omap_overlay_manager *mgr);
 403         int (*wait_for_go)(struct omap_overlay_manager *mgr);
 404         int (*wait_for_vsync)(struct omap_overlay_manager *mgr);
 405
 406         struct omap_dss_device *(*get_device)(struct omap_overlay_manager *mgr);
 407 };
 408
 409 /* 22 pins means 1 clk lane and 10 data lanes */
 410 #define OMAP_DSS_MAX_DSI_PINS 22
 411
 412 struct omap_dsi_pin_config {
 413         int num_pins;
 414         /*
 415          * pin numbers in the following order:
 416          * clk+, clk-
 417          * data1+, data1-
 418          * data2+, data2-
 419          * ...
 420          */
 421         int pins[OMAP_DSS_MAX_DSI_PINS];
 422 };
 423
 424 struct omap_dss_writeback_info {
 425         u32 paddr;
 426         u32 p_uv_addr;
 427         u16 buf_width;
 428         u16 width;
 429         u16 height;
 430         enum omap_color_mode color_mode;
 431         u8 rotation;
 432         enum omap_dss_rotation_type rotation_type;
 433         bool mirror;
 434         u8 pre_mult_alpha;
 435 };
 436
 437 struct omapdss_dpi_ops {
 438         int (*connect)(struct omap_dss_device *dssdev,
 439                         struct omap_dss_device *dst);
 440         void (*disconnect)(struct omap_dss_device *dssdev,
 441                         struct omap_dss_device *dst);
 442
 443         int (*enable)(struct omap_dss_device *dssdev);
 444         void (*disable)(struct omap_dss_device *dssdev);
 445
 446         int (*check_timings)(struct omap_dss_device *dssdev,
 447                         struct omap_video_timings *timings);
 448         void (*set_timings)(struct omap_dss_device *dssdev,
 449                         struct omap_video_timings *timings);
 450         void (*get_timings)(struct omap_dss_device *dssdev,
 451                         struct omap_video_timings *timings);
 452
 453         void (*set_data_lines)(struct omap_dss_device *dssdev, int data_lines);
 454 };
 455
 456 struct omapdss_sdi_ops {
 457         int (*connect)(struct omap_dss_device *dssdev,
 458                         struct omap_dss_device *dst);
 459         void (*disconnect)(struct omap_dss_device *dssdev,
 460                         struct omap_dss_device *dst);
 461
 462         int (*enable)(struct omap_dss_device *dssdev);
 463         void (*disable)(struct omap_dss_device *dssdev);
 464
 465         int (*check_timings)(struct omap_dss_device *dssdev,
 466                         struct omap_video_timings *timings);
 467         void (*set_timings)(struct omap_dss_device *dssdev,
 468                         struct omap_video_timings *timings);
 469         void (*get_timings)(struct omap_dss_device *dssdev,
 470                         struct omap_video_timings *timings);
 471
 472         void (*set_datapairs)(struct omap_dss_device *dssdev, int datapairs);
 473 };
 474
 475 struct omapdss_dvi_ops {
 476         int (*connect)(struct omap_dss_device *dssdev,
 477                         struct omap_dss_device *dst);
 478         void (*disconnect)(struct omap_dss_device *dssdev,
 479                         struct omap_dss_device *dst);
 480
 481         int (*enable)(struct omap_dss_device *dssdev);
 482         void (*disable)(struct omap_dss_device *dssdev);
 483
 484         int (*check_timings)(struct omap_dss_device *dssdev,
 485                         struct omap_video_timings *timings);
 486         void (*set_timings)(struct omap_dss_device *dssdev,
 487                         struct omap_video_timings *timings);
 488         void (*get_timings)(struct omap_dss_device *dssdev,
 489                         struct omap_video_timings *timings);
 490 };
 491
 492 struct omapdss_atv_ops {
 493         int (*connect)(struct omap_dss_device *dssdev,
 494                         struct omap_dss_device *dst);
 495         void (*disconnect)(struct omap_dss_device *dssdev,
 496                         struct omap_dss_device *dst);
 497
 498         int (*enable)(struct omap_dss_device *dssdev);
 499         void (*disable)(struct omap_dss_device *dssdev);
 500
 501         int (*check_timings)(struct omap_dss_device *dssdev,
 502                         struct omap_video_timings *timings);
 503         void (*set_timings)(struct omap_dss_device *dssdev,
 504                         struct omap_video_timings *timings);
 505         void (*get_timings)(struct omap_dss_device *dssdev,
 506                         struct omap_video_timings *timings);
 507
 508         void (*set_type)(struct omap_dss_device *dssdev,
 509                 enum omap_dss_venc_type type);
 510         void (*invert_vid_out_polarity)(struct omap_dss_device *dssdev,
 511                 bool invert_polarity);
 512
 513         int (*set_wss)(struct omap_dss_device *dssdev, u32 wss);
 514         u32 (*get_wss)(struct omap_dss_device *dssdev);
 515 };
 516
 517 struct omapdss_hdmi_ops {
 518         int (*connect)(struct omap_dss_device *dssdev,
 519                         struct omap_dss_device *dst);
 520         void (*disconnect)(struct omap_dss_device *dssdev,
 521                         struct omap_dss_device *dst);
 522
 523         int (*enable)(struct omap_dss_device *dssdev);
 524         void (*disable)(struct omap_dss_device *dssdev);
 525
 526         int (*check_timings)(struct omap_dss_device *dssdev,
 527                         struct omap_video_timings *timings);
 528         void (*set_timings)(struct omap_dss_device *dssdev,
 529                         struct omap_video_timings *timings);
 530         void (*get_timings)(struct omap_dss_device *dssdev,
 531                         struct omap_video_timings *timings);
 532
 533         int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len);
 534         bool (*detect)(struct omap_dss_device *dssdev);
 535
 536         int (*set_hdmi_mode)(struct omap_dss_device *dssdev, bool hdmi_mode);
 537         int (*set_infoframe)(struct omap_dss_device *dssdev,
 538                 const struct hdmi_avi_infoframe *avi);
 539 };
 540
 541 struct omapdss_dsi_ops {
 542         int (*connect)(struct omap_dss_device *dssdev,
 543                         struct omap_dss_device *dst);
 544         void (*disconnect)(struct omap_dss_device *dssdev,
 545                         struct omap_dss_device *dst);
 546
 547         int (*enable)(struct omap_dss_device *dssdev);
 548         void (*disable)(struct omap_dss_device *dssdev, bool disconnect_lanes,
 549                         bool enter_ulps);
 550
 551         /* bus configuration */
 552         int (*set_config)(struct omap_dss_device *dssdev,
 553                         const struct omap_dss_dsi_config *cfg);
 554         int (*configure_pins)(struct omap_dss_device *dssdev,
 555                         const struct omap_dsi_pin_config *pin_cfg);
 556
 557         void (*enable_hs)(struct omap_dss_device *dssdev, int channel,
 558                         bool enable);
 559         int (*enable_te)(struct omap_dss_device *dssdev, bool enable);
 560
 561         int (*update)(struct omap_dss_device *dssdev, int channel,
 562                         void (*callback)(int, void *), void *data);
 563
 564         void (*bus_lock)(struct omap_dss_device *dssdev);
 565         void (*bus_unlock)(struct omap_dss_device *dssdev);
 566
 567         int (*enable_video_output)(struct omap_dss_device *dssdev, int channel);
 568         void (*disable_video_output)(struct omap_dss_device *dssdev,
 569                         int channel);
 570
 571         int (*request_vc)(struct omap_dss_device *dssdev, int *channel);
 572         int (*set_vc_id)(struct omap_dss_device *dssdev, int channel,
 573                         int vc_id);
 574         void (*release_vc)(struct omap_dss_device *dssdev, int channel);
 575
 576         /* data transfer */
 577         int (*dcs_write)(struct omap_dss_device *dssdev, int channel,
 578                         u8 *data, int len);
 579         int (*dcs_write_nosync)(struct omap_dss_device *dssdev, int channel,
 580                         u8 *data, int len);
 581         int (*dcs_read)(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
 582                         u8 *data, int len);
 583
 584         int (*gen_write)(struct omap_dss_device *dssdev, int channel,
 585                         u8 *data, int len);
 586         int (*gen_write_nosync)(struct omap_dss_device *dssdev, int channel,
 587                         u8 *data, int len);
 588         int (*gen_read)(struct omap_dss_device *dssdev, int channel,
 589                         u8 *reqdata, int reqlen,
 590                         u8 *data, int len);
 591
 592         int (*bta_sync)(struct omap_dss_device *dssdev, int channel);
 593
 594         int (*set_max_rx_packet_size)(struct omap_dss_device *dssdev,
 595                         int channel, u16 plen);
 596 };
 597
 598 struct omap_dss_device {
 599         struct kobject kobj;
 600         struct device *dev;
 601
 602         struct module *owner;
 603
 604         struct list_head panel_list;
 605
 606         /* alias in the form of "display%d" */
 607         char alias[16];
 608
 609         enum omap_display_type type;
 610         enum omap_display_type output_type;
 611
 612         union {
 613                 struct {
 614                         u8 data_lines;
 615                 } dpi;
 616
 617                 struct {
 618                         u8 datapairs;
 619                 } sdi;
 620
 621                 struct {
 622                         int module;
 623                 } dsi;
 624
 625                 struct {
 626                         enum omap_dss_venc_type type;
 627                         bool invert_polarity;
 628                 } venc;
 629         } phy;
 630
 631         struct {
 632                 struct omap_video_timings timings;
 633
 634                 enum omap_dss_dsi_pixel_format dsi_pix_fmt;
 635                 enum omap_dss_dsi_mode dsi_mode;
 636         } panel;
 637
 638         struct {
 639                 u8 pixel_size;
 640         } ctrl;
 641
 642         const char *name;
 643
 644         /* used to match device to driver */
 645         const char *driver_name;
 646
 647         void *data;
 648
 649         struct omap_dss_driver *driver;
 650
 651         union {
 652                 const struct omapdss_dpi_ops *dpi;
 653                 const struct omapdss_sdi_ops *sdi;
 654                 const struct omapdss_dvi_ops *dvi;
 655                 const struct omapdss_hdmi_ops *hdmi;
 656                 const struct omapdss_atv_ops *atv;
 657                 const struct omapdss_dsi_ops *dsi;
 658         } ops;
 659
 660         /* helper variable for driver suspend/resume */
 661         bool activate_after_resume;
 662
 663         enum omap_display_caps caps;
 664
 665         struct omap_dss_device *src;
 666
 667         enum omap_dss_display_state state;
 668
 669         /* OMAP DSS output specific fields */
 670
 671         struct list_head list;
 672
 673         /* DISPC channel for this output */
 674         enum omap_channel dispc_channel;
 675         bool dispc_channel_connected;
 676
 677         /* output instance */
 678         enum omap_dss_output_id id;
 679
 680         /* the port number in the DT node */
 681         int port_num;
 682
 683         /* dynamic fields */
 684         struct omap_overlay_manager *manager;
 685
 686         struct omap_dss_device *dst;
 687 };
 688
 689 struct omap_dss_driver {
 690         int (*probe)(struct omap_dss_device *);
 691         void (*remove)(struct omap_dss_device *);
 692
 693         int (*connect)(struct omap_dss_device *dssdev);
 694         void (*disconnect)(struct omap_dss_device *dssdev);
 695
 696         int (*enable)(struct omap_dss_device *display);
 697         void (*disable)(struct omap_dss_device *display);
 698         int (*run_test)(struct omap_dss_device *display, int test);
 699
 700         int (*update)(struct omap_dss_device *dssdev,
 701                                u16 x, u16 y, u16 w, u16 h);
 702         int (*sync)(struct omap_dss_device *dssdev);
 703
 704         int (*enable_te)(struct omap_dss_device *dssdev, bool enable);
 705         int (*get_te)(struct omap_dss_device *dssdev);
 706
 707         u8 (*get_rotate)(struct omap_dss_device *dssdev);
 708         int (*set_rotate)(struct omap_dss_device *dssdev, u8 rotate);
 709
 710         bool (*get_mirror)(struct omap_dss_device *dssdev);
 711         int (*set_mirror)(struct omap_dss_device *dssdev, bool enable);
 712
 713         int (*memory_read)(struct omap_dss_device *dssdev,
 714                         void *buf, size_t size,
 715                         u16 x, u16 y, u16 w, u16 h);
 716
 717         void (*get_resolution)(struct omap_dss_device *dssdev,
 718                         u16 *xres, u16 *yres);
 719         void (*get_dimensions)(struct omap_dss_device *dssdev,
 720                         u32 *width, u32 *height);
 721         int (*get_recommended_bpp)(struct omap_dss_device *dssdev);
 722
 723         int (*check_timings)(struct omap_dss_device *dssdev,
 724                         struct omap_video_timings *timings);
 725         void (*set_timings)(struct omap_dss_device *dssdev,
 726                         struct omap_video_timings *timings);
 727         void (*get_timings)(struct omap_dss_device *dssdev,
 728                         struct omap_video_timings *timings);
 729
 730         int (*set_wss)(struct omap_dss_device *dssdev, u32 wss);
 731         u32 (*get_wss)(struct omap_dss_device *dssdev);
 732
 733         int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len);
 734         bool (*detect)(struct omap_dss_device *dssdev);
 735
 736         int (*set_hdmi_mode)(struct omap_dss_device *dssdev, bool hdmi_mode);
 737         int (*set_hdmi_infoframe)(struct omap_dss_device *dssdev,
 738                 const struct hdmi_avi_infoframe *avi);
 739 };
 740
 741 #define for_each_dss_dev(d) while ((d = omap_dss_get_next_device(d)) != NULL)
 742
 743 typedef void (*omap_dispc_isr_t) (void *arg, u32 mask);
 744
 745 #if IS_ENABLED(CONFIG_FB_OMAP2)
 746
 747 enum omapdss_version omapdss_get_version(void);
 748 bool omapdss_is_initialized(void);
 749
 750 int omap_dss_register_driver(struct omap_dss_driver *);
 751 void omap_dss_unregister_driver(struct omap_dss_driver *);
 752
 753 int omapdss_register_display(struct omap_dss_device *dssdev);
 754 void omapdss_unregister_display(struct omap_dss_device *dssdev);
 755
 756 struct omap_dss_device *omap_dss_get_device(struct omap_dss_device *dssdev);
 757 void omap_dss_put_device(struct omap_dss_device *dssdev);
 758 struct omap_dss_device *omap_dss_get_next_device(struct omap_dss_device *from);
 759 struct omap_dss_device *omap_dss_find_device(void *data,
 760                 int (*match)(struct omap_dss_device *dssdev, void *data));
 761 const char *omapdss_get_default_display_name(void);
 762
 763 void videomode_to_omap_video_timings(const struct videomode *vm,
 764                 struct omap_video_timings *ovt);
 765 void omap_video_timings_to_videomode(const struct omap_video_timings *ovt,
 766                 struct videomode *vm);
 767
 768 int dss_feat_get_num_mgrs(void);
 769 int dss_feat_get_num_ovls(void);
 770 enum omap_color_mode dss_feat_get_supported_color_modes(enum omap_plane plane);
 771
 772
 773
 774 int omap_dss_get_num_overlay_managers(void);
 775 struct omap_overlay_manager *omap_dss_get_overlay_manager(int num);
 776
 777 int omap_dss_get_num_overlays(void);
 778 struct omap_overlay *omap_dss_get_overlay(int num);
 779
 780 int omapdss_register_output(struct omap_dss_device *output);
 781 void omapdss_unregister_output(struct omap_dss_device *output);
 782 struct omap_dss_device *omap_dss_get_output(enum omap_dss_output_id id);
 783 struct omap_dss_device *omap_dss_find_output(const char *name);
 784 struct omap_dss_device *omap_dss_find_output_by_port_node(struct device_node *port);
 785 int omapdss_output_set_device(struct omap_dss_device *out,
 786                 struct omap_dss_device *dssdev);
 787 int omapdss_output_unset_device(struct omap_dss_device *out);
 788
 789 struct omap_dss_device *omapdss_find_output_from_display(struct omap_dss_device *dssdev);
 790 struct omap_overlay_manager *omapdss_find_mgr_from_display(struct omap_dss_device *dssdev);
 791
 792 void omapdss_default_get_resolution(struct omap_dss_device *dssdev,
 793                 u16 *xres, u16 *yres);
 794 int omapdss_default_get_recommended_bpp(struct omap_dss_device *dssdev);
 795 void omapdss_default_get_timings(struct omap_dss_device *dssdev,
 796                 struct omap_video_timings *timings);
 797
 798 int omap_dispc_register_isr(omap_dispc_isr_t isr, void *arg, u32 mask);
 799 int omap_dispc_unregister_isr(omap_dispc_isr_t isr, void *arg, u32 mask);
 800
 801 int omapdss_compat_init(void);
 802 void omapdss_compat_uninit(void);
 803
 804 static inline bool omapdss_device_is_connected(struct omap_dss_device *dssdev)
 805 {
 806         return dssdev->src;
 807 }
 808
 809 static inline bool omapdss_device_is_enabled(struct omap_dss_device *dssdev)
 810 {
 811         return dssdev->state == OMAP_DSS_DISPLAY_ACTIVE;
 812 }
 813
 814 struct device_node *
 815 omapdss_of_get_next_port(const struct device_node *parent,
 816                          struct device_node *prev);
 817
 818 struct device_node *
 819 omapdss_of_get_next_endpoint(const struct device_node *parent,
 820                              struct device_node *prev);
 821
 822 struct device_node *
 823 omapdss_of_get_first_endpoint(const struct device_node *parent);
 824
 825 struct omap_dss_device *
 826 omapdss_of_find_source_for_first_ep(struct device_node *node);
 827 #else
 828
 829 static inline enum omapdss_version omapdss_get_version(void)
 830 { return OMAPDSS_VER_UNKNOWN; };
 831
 832 static inline bool omapdss_is_initialized(void)
 833 { return false; };
 834
 835 static inline int omap_dispc_register_isr(omap_dispc_isr_t isr,
 836                                           void *arg, u32 mask)
 837 { return 0; };
 838
 839 static inline int omap_dispc_unregister_isr(omap_dispc_isr_t isr,
 840                                             void *arg, u32 mask)
 841 { return 0; };
 842
 843 static inline struct omap_dss_device
 844 *omap_dss_get_device(struct omap_dss_device *dssdev)
 845 { return NULL; };
 846
 847 static inline struct omap_dss_device
 848 *omap_dss_get_next_device(struct omap_dss_device *from)
 849 {return NULL; };
 850
 851 static inline void omap_dss_put_device(struct omap_dss_device *dssdev) {};
 852
 853 static inline int omapdss_compat_init(void)
 854 { return 0; };
 855
 856 static inline void omapdss_compat_uninit(void) {};
 857
 858 static inline int omap_dss_get_num_overlay_managers(void)
 859 { return 0; };
 860
 861 static inline struct omap_overlay_manager *omap_dss_get_overlay_manager(int num)
 862 { return NULL; };
 863
 864 static inline int omap_dss_get_num_overlays(void)
 865 { return 0; };
 866
 867 static inline struct omap_overlay *omap_dss_get_overlay(int num)
 868 { return NULL; };
 869
 870
 871 #endif /* FB_OMAP2 */
 872
 873
 874 #endif /* __OMAPFB_DSS_H */