include/video/omapdss.h

   1 /*
   2  * Copyright (C) 2008 Nokia Corporation
   3  * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com>
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 as published by
   7  * the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12  * more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along with
  15  * this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #ifndef __OMAP_OMAPDSS_H
  19 #define __OMAP_OMAPDSS_H
  20
  21 #include <linux/list.h>
  22 #include <linux/kobject.h>
  23 #include <linux/device.h>
  24 #include <linux/platform_device.h>
  25 #include <asm/atomic.h>
  26
  27 #define DISPC_IRQ_FRAMEDONE             (1 << 0)
  28 #define DISPC_IRQ_VSYNC                 (1 << 1)
  29 #define DISPC_IRQ_EVSYNC_EVEN           (1 << 2)
  30 #define DISPC_IRQ_EVSYNC_ODD            (1 << 3)
  31 #define DISPC_IRQ_ACBIAS_COUNT_STAT     (1 << 4)
  32 #define DISPC_IRQ_PROG_LINE_NUM         (1 << 5)
  33 #define DISPC_IRQ_GFX_FIFO_UNDERFLOW    (1 << 6)
  34 #define DISPC_IRQ_GFX_END_WIN           (1 << 7)
  35 #define DISPC_IRQ_PAL_GAMMA_MASK        (1 << 8)
  36 #define DISPC_IRQ_OCP_ERR               (1 << 9)
  37 #define DISPC_IRQ_VID1_FIFO_UNDERFLOW   (1 << 10)
  38 #define DISPC_IRQ_VID1_END_WIN          (1 << 11)
  39 #define DISPC_IRQ_VID2_FIFO_UNDERFLOW   (1 << 12)
  40 #define DISPC_IRQ_VID2_END_WIN          (1 << 13)
  41 #define DISPC_IRQ_SYNC_LOST             (1 << 14)
  42 #define DISPC_IRQ_SYNC_LOST_DIGIT       (1 << 15)
  43 #define DISPC_IRQ_WAKEUP                (1 << 16)
  44 #define DISPC_IRQ_SYNC_LOST2            (1 << 17)
  45 #define DISPC_IRQ_VSYNC2                (1 << 18)
  46 #define DISPC_IRQ_ACBIAS_COUNT_STAT2    (1 << 21)
  47 #define DISPC_IRQ_FRAMEDONE2            (1 << 22)
  48
  49 struct omap_dss_device;
  50 struct omap_overlay_manager;
  51
  52 enum omap_display_type {
  53         OMAP_DISPLAY_TYPE_NONE          = 0,
  54         OMAP_DISPLAY_TYPE_DPI           = 1 << 0,
  55         OMAP_DISPLAY_TYPE_DBI           = 1 << 1,
  56         OMAP_DISPLAY_TYPE_SDI           = 1 << 2,
  57         OMAP_DISPLAY_TYPE_DSI           = 1 << 3,
  58         OMAP_DISPLAY_TYPE_VENC          = 1 << 4,
  59         OMAP_DISPLAY_TYPE_HDMI          = 1 << 5,
  60 };
  61
  62 enum omap_plane {
  63         OMAP_DSS_GFX    = 0,
  64         OMAP_DSS_VIDEO1 = 1,
  65         OMAP_DSS_VIDEO2 = 2
  66 };
  67
  68 enum omap_channel {
  69         OMAP_DSS_CHANNEL_LCD    = 0,
  70         OMAP_DSS_CHANNEL_DIGIT  = 1,
  71         OMAP_DSS_CHANNEL_LCD2   = 2,
  72 };
  73
  74 enum omap_color_mode {
  75         OMAP_DSS_COLOR_CLUT1    = 1 << 0,  /* BITMAP 1 */
  76         OMAP_DSS_COLOR_CLUT2    = 1 << 1,  /* BITMAP 2 */
  77         OMAP_DSS_COLOR_CLUT4    = 1 << 2,  /* BITMAP 4 */
  78         OMAP_DSS_COLOR_CLUT8    = 1 << 3,  /* BITMAP 8 */
  79         OMAP_DSS_COLOR_RGB12U   = 1 << 4,  /* RGB12, 16-bit container */
  80         OMAP_DSS_COLOR_ARGB16   = 1 << 5,  /* ARGB16 */
  81         OMAP_DSS_COLOR_RGB16    = 1 << 6,  /* RGB16 */
  82         OMAP_DSS_COLOR_RGB24U   = 1 << 7,  /* RGB24, 32-bit container */
  83         OMAP_DSS_COLOR_RGB24P   = 1 << 8,  /* RGB24, 24-bit container */
  84         OMAP_DSS_COLOR_YUV2     = 1 << 9,  /* YUV2 4:2:2 co-sited */
  85         OMAP_DSS_COLOR_UYVY     = 1 << 10, /* UYVY 4:2:2 co-sited */
  86         OMAP_DSS_COLOR_ARGB32   = 1 << 11, /* ARGB32 */
  87         OMAP_DSS_COLOR_RGBA32   = 1 << 12, /* RGBA32 */
  88         OMAP_DSS_COLOR_RGBX32   = 1 << 13, /* RGBx32 */
  89         OMAP_DSS_COLOR_NV12             = 1 << 14, /* NV12 format: YUV 4:2:0 */
  90         OMAP_DSS_COLOR_RGBA16           = 1 << 15, /* RGBA16 - 4444 */
  91         OMAP_DSS_COLOR_RGBX16           = 1 << 16, /* RGBx16 - 4444 */
  92         OMAP_DSS_COLOR_ARGB16_1555      = 1 << 17, /* ARGB16 - 1555 */
  93         OMAP_DSS_COLOR_XRGB16_1555      = 1 << 18, /* xRGB16 - 1555 */
  94 };
  95
  96 enum omap_lcd_display_type {
  97         OMAP_DSS_LCD_DISPLAY_STN,
  98         OMAP_DSS_LCD_DISPLAY_TFT,
  99 };
 100
 101 enum omap_dss_load_mode {
 102         OMAP_DSS_LOAD_CLUT_AND_FRAME    = 0,
 103         OMAP_DSS_LOAD_CLUT_ONLY         = 1,
 104         OMAP_DSS_LOAD_FRAME_ONLY        = 2,
 105         OMAP_DSS_LOAD_CLUT_ONCE_FRAME   = 3,
 106 };
 107
 108 enum omap_dss_trans_key_type {
 109         OMAP_DSS_COLOR_KEY_GFX_DST = 0,
 110         OMAP_DSS_COLOR_KEY_VID_SRC = 1,
 111 };
 112
 113 enum omap_rfbi_te_mode {
 114         OMAP_DSS_RFBI_TE_MODE_1 = 1,
 115         OMAP_DSS_RFBI_TE_MODE_2 = 2,
 116 };
 117
 118 enum omap_panel_config {
 119         OMAP_DSS_LCD_IVS                = 1<<0,
 120         OMAP_DSS_LCD_IHS                = 1<<1,
 121         OMAP_DSS_LCD_IPC                = 1<<2,
 122         OMAP_DSS_LCD_IEO                = 1<<3,
 123         OMAP_DSS_LCD_RF                 = 1<<4,
 124         OMAP_DSS_LCD_ONOFF              = 1<<5,
 125
 126         OMAP_DSS_LCD_TFT                = 1<<20,
 127 };
 128
 129 enum omap_dss_venc_type {
 130         OMAP_DSS_VENC_TYPE_COMPOSITE,
 131         OMAP_DSS_VENC_TYPE_SVIDEO,
 132 };
 133
 134 enum omap_display_caps {
 135         OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE      = 1 << 0,
 136         OMAP_DSS_DISPLAY_CAP_TEAR_ELIM          = 1 << 1,
 137 };
 138
 139 enum omap_dss_update_mode {
 140         OMAP_DSS_UPDATE_DISABLED = 0,
 141         OMAP_DSS_UPDATE_AUTO,
 142         OMAP_DSS_UPDATE_MANUAL,
 143 };
 144
 145 enum omap_dss_display_state {
 146         OMAP_DSS_DISPLAY_DISABLED = 0,
 147         OMAP_DSS_DISPLAY_ACTIVE,
 148         OMAP_DSS_DISPLAY_SUSPENDED,
 149 };
 150
 151 /* XXX perhaps this should be removed */
 152 enum omap_dss_overlay_managers {
 153         OMAP_DSS_OVL_MGR_LCD,
 154         OMAP_DSS_OVL_MGR_TV,
 155         OMAP_DSS_OVL_MGR_LCD2,
 156 };
 157
 158 enum omap_dss_rotation_type {
 159         OMAP_DSS_ROT_DMA = 0,
 160         OMAP_DSS_ROT_VRFB = 1,
 161 };
 162
 163 /* clockwise rotation angle */
 164 enum omap_dss_rotation_angle {
 165         OMAP_DSS_ROT_0   = 0,
 166         OMAP_DSS_ROT_90  = 1,
 167         OMAP_DSS_ROT_180 = 2,
 168         OMAP_DSS_ROT_270 = 3,
 169 };
 170
 171 enum omap_overlay_caps {
 172         OMAP_DSS_OVL_CAP_SCALE = 1 << 0,
 173         OMAP_DSS_OVL_CAP_DISPC = 1 << 1,
 174 };
 175
 176 enum omap_overlay_manager_caps {
 177         OMAP_DSS_OVL_MGR_CAP_DISPC = 1 << 0,
 178 };
 179
 180 enum omap_dss_clk_source {
 181         OMAP_DSS_CLK_SRC_FCK = 0,               /* OMAP2/3: DSS1_ALWON_FCLK
 182                                                  * OMAP4: DSS_FCLK */
 183         OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC,   /* OMAP3: DSI1_PLL_FCLK
 184                                                  * OMAP4: PLL1_CLK1 */
 185         OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI,     /* OMAP3: DSI2_PLL_FCLK
 186                                                  * OMAP4: PLL1_CLK2 */
 187         OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC,  /* OMAP4: PLL2_CLK1 */
 188         OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DSI,    /* OMAP4: PLL2_CLK2 */
 189 };
 190
 191 /* RFBI */
 192
 193 struct rfbi_timings {
 194         int cs_on_time;
 195         int cs_off_time;
 196         int we_on_time;
 197         int we_off_time;
 198         int re_on_time;
 199         int re_off_time;
 200         int we_cycle_time;
 201         int re_cycle_time;
 202         int cs_pulse_width;
 203         int access_time;
 204
 205         int clk_div;
 206
 207         u32 tim[5];             /* set by rfbi_convert_timings() */
 208
 209         int converted;
 210 };
 211
 212 void omap_rfbi_write_command(const void *buf, u32 len);
 213 void omap_rfbi_read_data(void *buf, u32 len);
 214 void omap_rfbi_write_data(const void *buf, u32 len);
 215 void omap_rfbi_write_pixels(const void __iomem *buf, int scr_width,
 216                 u16 x, u16 y,
 217                 u16 w, u16 h);
 218 int omap_rfbi_enable_te(bool enable, unsigned line);
 219 int omap_rfbi_setup_te(enum omap_rfbi_te_mode mode,
 220                              unsigned hs_pulse_time, unsigned vs_pulse_time,
 221                              int hs_pol_inv, int vs_pol_inv, int extif_div);
 222 void rfbi_bus_lock(void);
 223 void rfbi_bus_unlock(void);
 224
 225 /* DSI */
 226 void dsi_bus_lock(struct omap_dss_device *dssdev);
 227 void dsi_bus_unlock(struct omap_dss_device *dssdev);
 228 int dsi_vc_dcs_write(struct omap_dss_device *dssdev, int channel, u8 *data,
 229                 int len);
 230 int dsi_vc_dcs_write_0(struct omap_dss_device *dssdev, int channel,
 231                 u8 dcs_cmd);
 232 int dsi_vc_dcs_write_1(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
 233                 u8 param);
 234 int dsi_vc_dcs_write_nosync(struct omap_dss_device *dssdev, int channel,
 235                 u8 *data, int len);
 236 int dsi_vc_dcs_read(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
 237                 u8 *buf, int buflen);
 238 int dsi_vc_dcs_read_1(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
 239                 u8 *data);
 240 int dsi_vc_dcs_read_2(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
 241                 u8 *data1, u8 *data2);
 242 int dsi_vc_set_max_rx_packet_size(struct omap_dss_device *dssdev, int channel,
 243                 u16 len);
 244 int dsi_vc_send_null(struct omap_dss_device *dssdev, int channel);
 245 int dsi_vc_send_bta_sync(struct omap_dss_device *dssdev, int channel);
 246
 247 /* Board specific data */
 248 struct omap_dss_board_info {
 249         int (*get_last_off_on_transaction_id)(struct device *dev);
 250         int num_devices;
 251         struct omap_dss_device **devices;
 252         struct omap_dss_device *default_device;
 253         void (*dsi_mux_pads)(bool enable);
 254 };
 255
 256 #if defined(CONFIG_OMAP2_DSS_MODULE) || defined(CONFIG_OMAP2_DSS)
 257 /* Init with the board info */
 258 extern int omap_display_init(struct omap_dss_board_info *board_data);
 259 #else
 260 static inline int omap_display_init(struct omap_dss_board_info *board_data)
 261 {
 262         return 0;
 263 }
 264 #endif
 265
 266 struct omap_display_platform_data {
 267         struct omap_dss_board_info *board_data;
 268         /* TODO: Additional members to be added when PM is considered */
 269
 270         bool (*opt_clock_available)(const char *clk_role);
 271 };
 272
 273 struct omap_video_timings {
 274         /* Unit: pixels */
 275         u16 x_res;
 276         /* Unit: pixels */
 277         u16 y_res;
 278         /* Unit: KHz */
 279         u32 pixel_clock;
 280         /* Unit: pixel clocks */
 281         u16 hsw;        /* Horizontal synchronization pulse width */
 282         /* Unit: pixel clocks */
 283         u16 hfp;        /* Horizontal front porch */
 284         /* Unit: pixel clocks */
 285         u16 hbp;        /* Horizontal back porch */
 286         /* Unit: line clocks */
 287         u16 vsw;        /* Vertical synchronization pulse width */
 288         /* Unit: line clocks */
 289         u16 vfp;        /* Vertical front porch */
 290         /* Unit: line clocks */
 291         u16 vbp;        /* Vertical back porch */
 292 };
 293
 294 #ifdef CONFIG_OMAP2_DSS_VENC
 295 /* Hardcoded timings for tv modes. Venc only uses these to
 296  * identify the mode, and does not actually use the configs
 297  * itself. However, the configs should be something that
 298  * a normal monitor can also show */
 299 extern const struct omap_video_timings omap_dss_pal_timings;
 300 extern const struct omap_video_timings omap_dss_ntsc_timings;
 301 #endif
 302
 303 struct omap_overlay_info {
 304         bool enabled;
 305
 306         u32 paddr;
 307         void __iomem *vaddr;
 308         u32 p_uv_addr;  /* for NV12 format */
 309         u16 screen_width;
 310         u16 width;
 311         u16 height;
 312         enum omap_color_mode color_mode;
 313         u8 rotation;
 314         enum omap_dss_rotation_type rotation_type;
 315         bool mirror;
 316
 317         u16 pos_x;
 318         u16 pos_y;
 319         u16 out_width;  /* if 0, out_width == width */
 320         u16 out_height; /* if 0, out_height == height */
 321         u8 global_alpha;
 322         u8 pre_mult_alpha;
 323 };
 324
 325 struct omap_overlay {
 326         struct kobject kobj;
 327         struct list_head list;
 328
 329         /* static fields */
 330         const char *name;
 331         int id;
 332         enum omap_color_mode supported_modes;
 333         enum omap_overlay_caps caps;
 334
 335         /* dynamic fields */
 336         struct omap_overlay_manager *manager;
 337         struct omap_overlay_info info;
 338
 339         /* if true, info has been changed, but not applied() yet */
 340         bool info_dirty;
 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
 354 struct omap_overlay_manager_info {
 355         u32 default_color;
 356
 357         enum omap_dss_trans_key_type trans_key_type;
 358         u32 trans_key;
 359         bool trans_enabled;
 360
 361         bool alpha_enabled;
 362 };
 363
 364 struct omap_overlay_manager {
 365         struct kobject kobj;
 366         struct list_head list;
 367
 368         /* static fields */
 369         const char *name;
 370         int id;
 371         enum omap_overlay_manager_caps caps;
 372         int num_overlays;
 373         struct omap_overlay **overlays;
 374         enum omap_display_type supported_displays;
 375
 376         /* dynamic fields */
 377         struct omap_dss_device *device;
 378         struct omap_overlay_manager_info info;
 379
 380         bool device_changed;
 381         /* if true, info has been changed but not applied() yet */
 382         bool info_dirty;
 383
 384         int (*set_device)(struct omap_overlay_manager *mgr,
 385                 struct omap_dss_device *dssdev);
 386         int (*unset_device)(struct omap_overlay_manager *mgr);
 387
 388         int (*set_manager_info)(struct omap_overlay_manager *mgr,
 389                         struct omap_overlay_manager_info *info);
 390         void (*get_manager_info)(struct omap_overlay_manager *mgr,
 391                         struct omap_overlay_manager_info *info);
 392
 393         int (*apply)(struct omap_overlay_manager *mgr);
 394         int (*wait_for_go)(struct omap_overlay_manager *mgr);
 395         int (*wait_for_vsync)(struct omap_overlay_manager *mgr);
 396
 397         int (*enable)(struct omap_overlay_manager *mgr);
 398         int (*disable)(struct omap_overlay_manager *mgr);
 399 };
 400
 401 struct omap_dss_device {
 402         struct device dev;
 403
 404         enum omap_display_type type;
 405
 406         enum omap_channel channel;
 407
 408         union {
 409                 struct {
 410                         u8 data_lines;
 411                 } dpi;
 412
 413                 struct {
 414                         u8 channel;
 415                         u8 data_lines;
 416                 } rfbi;
 417
 418                 struct {
 419                         u8 datapairs;
 420                 } sdi;
 421
 422                 struct {
 423                         u8 clk_lane;
 424                         u8 clk_pol;
 425                         u8 data1_lane;
 426                         u8 data1_pol;
 427                         u8 data2_lane;
 428                         u8 data2_pol;
 429                         u8 data3_lane;
 430                         u8 data3_pol;
 431                         u8 data4_lane;
 432                         u8 data4_pol;
 433
 434                         int module;
 435
 436                         bool ext_te;
 437                         u8 ext_te_gpio;
 438                 } dsi;
 439
 440                 struct {
 441                         enum omap_dss_venc_type type;
 442                         bool invert_polarity;
 443                 } venc;
 444         } phy;
 445
 446         struct {
 447                 struct {
 448                         struct {
 449                                 u16 lck_div;
 450                                 u16 pck_div;
 451                                 enum omap_dss_clk_source lcd_clk_src;
 452                         } channel;
 453
 454                         enum omap_dss_clk_source dispc_fclk_src;
 455                 } dispc;
 456
 457                 struct {
 458                         u16 regn;
 459                         u16 regm;
 460                         u16 regm_dispc;
 461                         u16 regm_dsi;
 462
 463                         u16 lp_clk_div;
 464                         enum omap_dss_clk_source dsi_fclk_src;
 465                 } dsi;
 466
 467                 struct {
 468                         u16 regn;
 469                         u16 regm2;
 470                 } hdmi;
 471         } clocks;
 472
 473         struct {
 474                 struct omap_video_timings timings;
 475
 476                 int acbi;       /* ac-bias pin transitions per interrupt */
 477                 /* Unit: line clocks */
 478                 int acb;        /* ac-bias pin frequency */
 479
 480                 enum omap_panel_config config;
 481         } panel;
 482
 483         struct {
 484                 u8 pixel_size;
 485                 struct rfbi_timings rfbi_timings;
 486         } ctrl;
 487
 488         int reset_gpio;
 489
 490         int max_backlight_level;
 491
 492         const char *name;
 493
 494         /* used to match device to driver */
 495         const char *driver_name;
 496
 497         void *data;
 498
 499         struct omap_dss_driver *driver;
 500
 501         /* helper variable for driver suspend/resume */
 502         bool activate_after_resume;
 503
 504         enum omap_display_caps caps;
 505
 506         struct omap_overlay_manager *manager;
 507
 508         enum omap_dss_display_state state;
 509
 510         /* platform specific  */
 511         int (*platform_enable)(struct omap_dss_device *dssdev);
 512         void (*platform_disable)(struct omap_dss_device *dssdev);
 513         int (*set_backlight)(struct omap_dss_device *dssdev, int level);
 514         int (*get_backlight)(struct omap_dss_device *dssdev);
 515 };
 516
 517 struct omap_dss_driver {
 518         struct device_driver driver;
 519
 520         int (*probe)(struct omap_dss_device *);
 521         void (*remove)(struct omap_dss_device *);
 522
 523         int (*enable)(struct omap_dss_device *display);
 524         void (*disable)(struct omap_dss_device *display);
 525         int (*suspend)(struct omap_dss_device *display);
 526         int (*resume)(struct omap_dss_device *display);
 527         int (*run_test)(struct omap_dss_device *display, int test);
 528
 529         int (*set_update_mode)(struct omap_dss_device *dssdev,
 530                         enum omap_dss_update_mode);
 531         enum omap_dss_update_mode (*get_update_mode)(
 532                         struct omap_dss_device *dssdev);
 533
 534         int (*update)(struct omap_dss_device *dssdev,
 535                                u16 x, u16 y, u16 w, u16 h);
 536         int (*sync)(struct omap_dss_device *dssdev);
 537
 538         int (*enable_te)(struct omap_dss_device *dssdev, bool enable);
 539         int (*get_te)(struct omap_dss_device *dssdev);
 540
 541         u8 (*get_rotate)(struct omap_dss_device *dssdev);
 542         int (*set_rotate)(struct omap_dss_device *dssdev, u8 rotate);
 543
 544         bool (*get_mirror)(struct omap_dss_device *dssdev);
 545         int (*set_mirror)(struct omap_dss_device *dssdev, bool enable);
 546
 547         int (*memory_read)(struct omap_dss_device *dssdev,
 548                         void *buf, size_t size,
 549                         u16 x, u16 y, u16 w, u16 h);
 550
 551         void (*get_resolution)(struct omap_dss_device *dssdev,
 552                         u16 *xres, u16 *yres);
 553         void (*get_dimensions)(struct omap_dss_device *dssdev,
 554                         u32 *width, u32 *height);
 555         int (*get_recommended_bpp)(struct omap_dss_device *dssdev);
 556
 557         int (*check_timings)(struct omap_dss_device *dssdev,
 558                         struct omap_video_timings *timings);
 559         void (*set_timings)(struct omap_dss_device *dssdev,
 560                         struct omap_video_timings *timings);
 561         void (*get_timings)(struct omap_dss_device *dssdev,
 562                         struct omap_video_timings *timings);
 563
 564         int (*set_wss)(struct omap_dss_device *dssdev, u32 wss);
 565         u32 (*get_wss)(struct omap_dss_device *dssdev);
 566 };
 567
 568 int omap_dss_register_driver(struct omap_dss_driver *);
 569 void omap_dss_unregister_driver(struct omap_dss_driver *);
 570
 571 void omap_dss_get_device(struct omap_dss_device *dssdev);
 572 void omap_dss_put_device(struct omap_dss_device *dssdev);
 573 #define for_each_dss_dev(d) while ((d = omap_dss_get_next_device(d)) != NULL)
 574 struct omap_dss_device *omap_dss_get_next_device(struct omap_dss_device *from);
 575 struct omap_dss_device *omap_dss_find_device(void *data,
 576                 int (*match)(struct omap_dss_device *dssdev, void *data));
 577
 578 int omap_dss_start_device(struct omap_dss_device *dssdev);
 579 void omap_dss_stop_device(struct omap_dss_device *dssdev);
 580
 581 int omap_dss_get_num_overlay_managers(void);
 582 struct omap_overlay_manager *omap_dss_get_overlay_manager(int num);
 583
 584 int omap_dss_get_num_overlays(void);
 585 struct omap_overlay *omap_dss_get_overlay(int num);
 586
 587 void omapdss_default_get_resolution(struct omap_dss_device *dssdev,
 588                 u16 *xres, u16 *yres);
 589 int omapdss_default_get_recommended_bpp(struct omap_dss_device *dssdev);
 590
 591 typedef void (*omap_dispc_isr_t) (void *arg, u32 mask);
 592 int omap_dispc_register_isr(omap_dispc_isr_t isr, void *arg, u32 mask);
 593 int omap_dispc_unregister_isr(omap_dispc_isr_t isr, void *arg, u32 mask);
 594
 595 int omap_dispc_wait_for_irq_timeout(u32 irqmask, unsigned long timeout);
 596 int omap_dispc_wait_for_irq_interruptible_timeout(u32 irqmask,
 597                 unsigned long timeout);
 598
 599 #define to_dss_driver(x) container_of((x), struct omap_dss_driver, driver)
 600 #define to_dss_device(x) container_of((x), struct omap_dss_device, dev)
 601
 602 void omapdss_dsi_vc_enable_hs(struct omap_dss_device *dssdev, int channel,
 603                 bool enable);
 604 int omapdss_dsi_enable_te(struct omap_dss_device *dssdev, bool enable);
 605
 606 int omap_dsi_prepare_update(struct omap_dss_device *dssdev,
 607                                     u16 *x, u16 *y, u16 *w, u16 *h,
 608                                     bool enlarge_update_area);
 609 int omap_dsi_update(struct omap_dss_device *dssdev,
 610                 int channel,
 611                 u16 x, u16 y, u16 w, u16 h,
 612                 void (*callback)(int, void *), void *data);
 613 int omap_dsi_request_vc(struct omap_dss_device *dssdev, int *channel);
 614 int omap_dsi_set_vc_id(struct omap_dss_device *dssdev, int channel, int vc_id);
 615 void omap_dsi_release_vc(struct omap_dss_device *dssdev, int channel);
 616
 617 int omapdss_dsi_display_enable(struct omap_dss_device *dssdev);
 618 void omapdss_dsi_display_disable(struct omap_dss_device *dssdev,
 619                 bool disconnect_lanes, bool enter_ulps);
 620
 621 int omapdss_dpi_display_enable(struct omap_dss_device *dssdev);
 622 void omapdss_dpi_display_disable(struct omap_dss_device *dssdev);
 623 void dpi_set_timings(struct omap_dss_device *dssdev,
 624                         struct omap_video_timings *timings);
 625 int dpi_check_timings(struct omap_dss_device *dssdev,
 626                         struct omap_video_timings *timings);
 627
 628 int omapdss_sdi_display_enable(struct omap_dss_device *dssdev);
 629 void omapdss_sdi_display_disable(struct omap_dss_device *dssdev);
 630
 631 int omapdss_rfbi_display_enable(struct omap_dss_device *dssdev);
 632 void omapdss_rfbi_display_disable(struct omap_dss_device *dssdev);
 633 int omap_rfbi_prepare_update(struct omap_dss_device *dssdev,
 634                 u16 *x, u16 *y, u16 *w, u16 *h);
 635 int omap_rfbi_update(struct omap_dss_device *dssdev,
 636                 u16 x, u16 y, u16 w, u16 h,
 637                 void (*callback)(void *), void *data);
 638 int omap_rfbi_configure(struct omap_dss_device *dssdev, int pixel_size,
 639                 int data_lines);
 640
 641 #endif