1 /* 2 * Copyright (C) 2016 Texas Instruments 3 * Author: Tomi Valkeinen <tomi.valkeinen@ti.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_DRM_DSS_H 19 #define __OMAP_DRM_DSS_H 20 21 #include <linux/list.h> 22 #include <linux/kobject.h> 23 #include <linux/device.h> 24 #include <linux/interrupt.h> 25 #include <video/videomode.h> 26 #include <linux/platform_data/omapdss.h> 27 #include <uapi/drm/drm_mode.h> 28 29 #define DISPC_IRQ_FRAMEDONE (1 << 0) 30 #define DISPC_IRQ_VSYNC (1 << 1) 31 #define DISPC_IRQ_EVSYNC_EVEN (1 << 2) 32 #define DISPC_IRQ_EVSYNC_ODD (1 << 3) 33 #define DISPC_IRQ_ACBIAS_COUNT_STAT (1 << 4) 34 #define DISPC_IRQ_PROG_LINE_NUM (1 << 5) 35 #define DISPC_IRQ_GFX_FIFO_UNDERFLOW (1 << 6) 36 #define DISPC_IRQ_GFX_END_WIN (1 << 7) 37 #define DISPC_IRQ_PAL_GAMMA_MASK (1 << 8) 38 #define DISPC_IRQ_OCP_ERR (1 << 9) 39 #define DISPC_IRQ_VID1_FIFO_UNDERFLOW (1 << 10) 40 #define DISPC_IRQ_VID1_END_WIN (1 << 11) 41 #define DISPC_IRQ_VID2_FIFO_UNDERFLOW (1 << 12) 42 #define DISPC_IRQ_VID2_END_WIN (1 << 13) 43 #define DISPC_IRQ_SYNC_LOST (1 << 14) 44 #define DISPC_IRQ_SYNC_LOST_DIGIT (1 << 15) 45 #define DISPC_IRQ_WAKEUP (1 << 16) 46 #define DISPC_IRQ_SYNC_LOST2 (1 << 17) 47 #define DISPC_IRQ_VSYNC2 (1 << 18) 48 #define DISPC_IRQ_VID3_END_WIN (1 << 19) 49 #define DISPC_IRQ_VID3_FIFO_UNDERFLOW (1 << 20) 50 #define DISPC_IRQ_ACBIAS_COUNT_STAT2 (1 << 21) 51 #define DISPC_IRQ_FRAMEDONE2 (1 << 22) 52 #define DISPC_IRQ_FRAMEDONEWB (1 << 23) 53 #define DISPC_IRQ_FRAMEDONETV (1 << 24) 54 #define DISPC_IRQ_WBBUFFEROVERFLOW (1 << 25) 55 #define DISPC_IRQ_WBUNCOMPLETEERROR (1 << 26) 56 #define DISPC_IRQ_SYNC_LOST3 (1 << 27) 57 #define DISPC_IRQ_VSYNC3 (1 << 28) 58 #define DISPC_IRQ_ACBIAS_COUNT_STAT3 (1 << 29) 59 #define DISPC_IRQ_FRAMEDONE3 (1 << 30) 60 61 struct omap_dss_device; 62 struct omap_overlay_manager; 63 struct dss_lcd_mgr_config; 64 struct snd_aes_iec958; 65 struct snd_cea_861_aud_if; 66 struct hdmi_avi_infoframe; 67 68 enum omap_display_type { 69 OMAP_DISPLAY_TYPE_NONE = 0, 70 OMAP_DISPLAY_TYPE_DPI = 1 << 0, 71 OMAP_DISPLAY_TYPE_DBI = 1 << 1, 72 OMAP_DISPLAY_TYPE_SDI = 1 << 2, 73 OMAP_DISPLAY_TYPE_DSI = 1 << 3, 74 OMAP_DISPLAY_TYPE_VENC = 1 << 4, 75 OMAP_DISPLAY_TYPE_HDMI = 1 << 5, 76 OMAP_DISPLAY_TYPE_DVI = 1 << 6, 77 }; 78 79 enum omap_plane { 80 OMAP_DSS_GFX = 0, 81 OMAP_DSS_VIDEO1 = 1, 82 OMAP_DSS_VIDEO2 = 2, 83 OMAP_DSS_VIDEO3 = 3, 84 OMAP_DSS_WB = 4, 85 }; 86 87 enum omap_channel { 88 OMAP_DSS_CHANNEL_LCD = 0, 89 OMAP_DSS_CHANNEL_DIGIT = 1, 90 OMAP_DSS_CHANNEL_LCD2 = 2, 91 OMAP_DSS_CHANNEL_LCD3 = 3, 92 OMAP_DSS_CHANNEL_WB = 4, 93 }; 94 95 enum omap_color_mode { 96 OMAP_DSS_COLOR_CLUT1 = 1 << 0, /* BITMAP 1 */ 97 OMAP_DSS_COLOR_CLUT2 = 1 << 1, /* BITMAP 2 */ 98 OMAP_DSS_COLOR_CLUT4 = 1 << 2, /* BITMAP 4 */ 99 OMAP_DSS_COLOR_CLUT8 = 1 << 3, /* BITMAP 8 */ 100 OMAP_DSS_COLOR_RGB12U = 1 << 4, /* RGB12, 16-bit container */ 101 OMAP_DSS_COLOR_ARGB16 = 1 << 5, /* ARGB16 */ 102 OMAP_DSS_COLOR_RGB16 = 1 << 6, /* RGB16 */ 103 OMAP_DSS_COLOR_RGB24U = 1 << 7, /* RGB24, 32-bit container */ 104 OMAP_DSS_COLOR_RGB24P = 1 << 8, /* RGB24, 24-bit container */ 105 OMAP_DSS_COLOR_YUV2 = 1 << 9, /* YUV2 4:2:2 co-sited */ 106 OMAP_DSS_COLOR_UYVY = 1 << 10, /* UYVY 4:2:2 co-sited */ 107 OMAP_DSS_COLOR_ARGB32 = 1 << 11, /* ARGB32 */ 108 OMAP_DSS_COLOR_RGBA32 = 1 << 12, /* RGBA32 */ 109 OMAP_DSS_COLOR_RGBX32 = 1 << 13, /* RGBx32 */ 110 OMAP_DSS_COLOR_NV12 = 1 << 14, /* NV12 format: YUV 4:2:0 */ 111 OMAP_DSS_COLOR_RGBA16 = 1 << 15, /* RGBA16 - 4444 */ 112 OMAP_DSS_COLOR_RGBX16 = 1 << 16, /* RGBx16 - 4444 */ 113 OMAP_DSS_COLOR_ARGB16_1555 = 1 << 17, /* ARGB16 - 1555 */ 114 OMAP_DSS_COLOR_XRGB16_1555 = 1 << 18, /* xRGB16 - 1555 */ 115 }; 116 117 enum omap_dss_load_mode { 118 OMAP_DSS_LOAD_CLUT_AND_FRAME = 0, 119 OMAP_DSS_LOAD_CLUT_ONLY = 1, 120 OMAP_DSS_LOAD_FRAME_ONLY = 2, 121 OMAP_DSS_LOAD_CLUT_ONCE_FRAME = 3, 122 }; 123 124 enum omap_dss_trans_key_type { 125 OMAP_DSS_COLOR_KEY_GFX_DST = 0, 126 OMAP_DSS_COLOR_KEY_VID_SRC = 1, 127 }; 128 129 enum omap_rfbi_te_mode { 130 OMAP_DSS_RFBI_TE_MODE_1 = 1, 131 OMAP_DSS_RFBI_TE_MODE_2 = 2, 132 }; 133 134 enum omap_dss_signal_level { 135 OMAPDSS_SIG_ACTIVE_LOW, 136 OMAPDSS_SIG_ACTIVE_HIGH, 137 }; 138 139 enum omap_dss_signal_edge { 140 OMAPDSS_DRIVE_SIG_FALLING_EDGE, 141 OMAPDSS_DRIVE_SIG_RISING_EDGE, 142 }; 143 144 enum omap_dss_venc_type { 145 OMAP_DSS_VENC_TYPE_COMPOSITE, 146 OMAP_DSS_VENC_TYPE_SVIDEO, 147 }; 148 149 enum omap_dss_dsi_pixel_format { 150 OMAP_DSS_DSI_FMT_RGB888, 151 OMAP_DSS_DSI_FMT_RGB666, 152 OMAP_DSS_DSI_FMT_RGB666_PACKED, 153 OMAP_DSS_DSI_FMT_RGB565, 154 }; 155 156 enum omap_dss_dsi_mode { 157 OMAP_DSS_DSI_CMD_MODE = 0, 158 OMAP_DSS_DSI_VIDEO_MODE, 159 }; 160 161 enum omap_display_caps { 162 OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE = 1 << 0, 163 OMAP_DSS_DISPLAY_CAP_TEAR_ELIM = 1 << 1, 164 }; 165 166 enum omap_dss_display_state { 167 OMAP_DSS_DISPLAY_DISABLED = 0, 168 OMAP_DSS_DISPLAY_ACTIVE, 169 }; 170 171 enum omap_dss_rotation_type { 172 OMAP_DSS_ROT_DMA = 1 << 0, 173 OMAP_DSS_ROT_VRFB = 1 << 1, 174 OMAP_DSS_ROT_TILER = 1 << 2, 175 }; 176 177 /* clockwise rotation angle */ 178 enum omap_dss_rotation_angle { 179 OMAP_DSS_ROT_0 = 0, 180 OMAP_DSS_ROT_90 = 1, 181 OMAP_DSS_ROT_180 = 2, 182 OMAP_DSS_ROT_270 = 3, 183 }; 184 185 enum omap_overlay_caps { 186 OMAP_DSS_OVL_CAP_SCALE = 1 << 0, 187 OMAP_DSS_OVL_CAP_GLOBAL_ALPHA = 1 << 1, 188 OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA = 1 << 2, 189 OMAP_DSS_OVL_CAP_ZORDER = 1 << 3, 190 OMAP_DSS_OVL_CAP_POS = 1 << 4, 191 OMAP_DSS_OVL_CAP_REPLICATION = 1 << 5, 192 }; 193 194 enum omap_overlay_manager_caps { 195 OMAP_DSS_DUMMY_VALUE, /* add a dummy value to prevent compiler error */ 196 }; 197 198 enum omap_dss_clk_source { 199 OMAP_DSS_CLK_SRC_FCK = 0, /* OMAP2/3: DSS1_ALWON_FCLK 200 * OMAP4: DSS_FCLK */ 201 OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC, /* OMAP3: DSI1_PLL_FCLK 202 * OMAP4: PLL1_CLK1 */ 203 OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI, /* OMAP3: DSI2_PLL_FCLK 204 * OMAP4: PLL1_CLK2 */ 205 OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC, /* OMAP4: PLL2_CLK1 */ 206 OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DSI, /* OMAP4: PLL2_CLK2 */ 207 }; 208 209 enum omap_hdmi_flags { 210 OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP = 1 << 0, 211 }; 212 213 enum omap_dss_output_id { 214 OMAP_DSS_OUTPUT_DPI = 1 << 0, 215 OMAP_DSS_OUTPUT_DBI = 1 << 1, 216 OMAP_DSS_OUTPUT_SDI = 1 << 2, 217 OMAP_DSS_OUTPUT_DSI1 = 1 << 3, 218 OMAP_DSS_OUTPUT_DSI2 = 1 << 4, 219 OMAP_DSS_OUTPUT_VENC = 1 << 5, 220 OMAP_DSS_OUTPUT_HDMI = 1 << 6, 221 }; 222 223 /* RFBI */ 224 225 struct rfbi_timings { 226 int cs_on_time; 227 int cs_off_time; 228 int we_on_time; 229 int we_off_time; 230 int re_on_time; 231 int re_off_time; 232 int we_cycle_time; 233 int re_cycle_time; 234 int cs_pulse_width; 235 int access_time; 236 237 int clk_div; 238 239 u32 tim[5]; /* set by rfbi_convert_timings() */ 240 241 int converted; 242 }; 243 244 /* DSI */ 245 246 enum omap_dss_dsi_trans_mode { 247 /* Sync Pulses: both sync start and end packets sent */ 248 OMAP_DSS_DSI_PULSE_MODE, 249 /* Sync Events: only sync start packets sent */ 250 OMAP_DSS_DSI_EVENT_MODE, 251 /* Burst: only sync start packets sent, pixels are time compressed */ 252 OMAP_DSS_DSI_BURST_MODE, 253 }; 254 255 struct omap_dss_dsi_videomode_timings { 256 unsigned long hsclk; 257 258 unsigned ndl; 259 unsigned bitspp; 260 261 /* pixels */ 262 u16 hact; 263 /* lines */ 264 u16 vact; 265 266 /* DSI video mode blanking data */ 267 /* Unit: byte clock cycles */ 268 u16 hss; 269 u16 hsa; 270 u16 hse; 271 u16 hfp; 272 u16 hbp; 273 /* Unit: line clocks */ 274 u16 vsa; 275 u16 vfp; 276 u16 vbp; 277 278 /* DSI blanking modes */ 279 int blanking_mode; 280 int hsa_blanking_mode; 281 int hbp_blanking_mode; 282 int hfp_blanking_mode; 283 284 enum omap_dss_dsi_trans_mode trans_mode; 285 286 bool ddr_clk_always_on; 287 int window_sync; 288 }; 289 290 struct omap_dss_dsi_config { 291 enum omap_dss_dsi_mode mode; 292 enum omap_dss_dsi_pixel_format pixel_format; 293 const struct videomode *vm; 294 295 unsigned long hs_clk_min, hs_clk_max; 296 unsigned long lp_clk_min, lp_clk_max; 297 298 bool ddr_clk_always_on; 299 enum omap_dss_dsi_trans_mode trans_mode; 300 }; 301 302 /* Hardcoded videomodes for tv. Venc only uses these to 303 * identify the mode, and does not actually use the configs 304 * itself. However, the configs should be something that 305 * a normal monitor can also show */ 306 extern const struct videomode omap_dss_pal_vm; 307 extern const struct videomode omap_dss_ntsc_vm; 308 309 struct omap_dss_cpr_coefs { 310 s16 rr, rg, rb; 311 s16 gr, gg, gb; 312 s16 br, bg, bb; 313 }; 314 315 struct omap_overlay_info { 316 dma_addr_t paddr; 317 dma_addr_t p_uv_addr; /* for NV12 format */ 318 u16 screen_width; 319 u16 width; 320 u16 height; 321 enum omap_color_mode color_mode; 322 u8 rotation; 323 enum omap_dss_rotation_type rotation_type; 324 bool mirror; 325 326 u16 pos_x; 327 u16 pos_y; 328 u16 out_width; /* if 0, out_width == width */ 329 u16 out_height; /* if 0, out_height == height */ 330 u8 global_alpha; 331 u8 pre_mult_alpha; 332 u8 zorder; 333 }; 334 335 struct omap_overlay { 336 struct kobject kobj; 337 struct list_head list; 338 339 /* static fields */ 340 const char *name; 341 enum omap_plane id; 342 enum omap_color_mode supported_modes; 343 enum omap_overlay_caps caps; 344 345 /* dynamic fields */ 346 struct omap_overlay_manager *manager; 347 348 /* 349 * The following functions do not block: 350 * 351 * is_enabled 352 * set_overlay_info 353 * get_overlay_info 354 * 355 * The rest of the functions may block and cannot be called from 356 * interrupt context 357 */ 358 359 int (*enable)(struct omap_overlay *ovl); 360 int (*disable)(struct omap_overlay *ovl); 361 bool (*is_enabled)(struct omap_overlay *ovl); 362 363 int (*set_manager)(struct omap_overlay *ovl, 364 struct omap_overlay_manager *mgr); 365 int (*unset_manager)(struct omap_overlay *ovl); 366 367 int (*set_overlay_info)(struct omap_overlay *ovl, 368 struct omap_overlay_info *info); 369 void (*get_overlay_info)(struct omap_overlay *ovl, 370 struct omap_overlay_info *info); 371 372 int (*wait_for_go)(struct omap_overlay *ovl); 373 374 struct omap_dss_device *(*get_device)(struct omap_overlay *ovl); 375 }; 376 377 struct omap_overlay_manager_info { 378 u32 default_color; 379 380 enum omap_dss_trans_key_type trans_key_type; 381 u32 trans_key; 382 bool trans_enabled; 383 384 bool partial_alpha_enabled; 385 386 bool cpr_enable; 387 struct omap_dss_cpr_coefs cpr_coefs; 388 }; 389 390 struct omap_overlay_manager { 391 struct kobject kobj; 392 393 /* static fields */ 394 const char *name; 395 enum omap_channel id; 396 enum omap_overlay_manager_caps caps; 397 struct list_head overlays; 398 enum omap_display_type supported_displays; 399 enum omap_dss_output_id supported_outputs; 400 401 /* dynamic fields */ 402 struct omap_dss_device *output; 403 404 /* 405 * The following functions do not block: 406 * 407 * set_manager_info 408 * get_manager_info 409 * apply 410 * 411 * The rest of the functions may block and cannot be called from 412 * interrupt context 413 */ 414 415 int (*set_output)(struct omap_overlay_manager *mgr, 416 struct omap_dss_device *output); 417 int (*unset_output)(struct omap_overlay_manager *mgr); 418 419 int (*set_manager_info)(struct omap_overlay_manager *mgr, 420 struct omap_overlay_manager_info *info); 421 void (*get_manager_info)(struct omap_overlay_manager *mgr, 422 struct omap_overlay_manager_info *info); 423 424 int (*apply)(struct omap_overlay_manager *mgr); 425 int (*wait_for_go)(struct omap_overlay_manager *mgr); 426 int (*wait_for_vsync)(struct omap_overlay_manager *mgr); 427 428 struct omap_dss_device *(*get_device)(struct omap_overlay_manager *mgr); 429 }; 430 431 /* 22 pins means 1 clk lane and 10 data lanes */ 432 #define OMAP_DSS_MAX_DSI_PINS 22 433 434 struct omap_dsi_pin_config { 435 int num_pins; 436 /* 437 * pin numbers in the following order: 438 * clk+, clk- 439 * data1+, data1- 440 * data2+, data2- 441 * ... 442 */ 443 int pins[OMAP_DSS_MAX_DSI_PINS]; 444 }; 445 446 struct omap_dss_writeback_info { 447 u32 paddr; 448 u32 p_uv_addr; 449 u16 buf_width; 450 u16 width; 451 u16 height; 452 enum omap_color_mode color_mode; 453 u8 rotation; 454 enum omap_dss_rotation_type rotation_type; 455 bool mirror; 456 u8 pre_mult_alpha; 457 }; 458 459 struct omapdss_dpi_ops { 460 int (*connect)(struct omap_dss_device *dssdev, 461 struct omap_dss_device *dst); 462 void (*disconnect)(struct omap_dss_device *dssdev, 463 struct omap_dss_device *dst); 464 465 int (*enable)(struct omap_dss_device *dssdev); 466 void (*disable)(struct omap_dss_device *dssdev); 467 468 int (*check_timings)(struct omap_dss_device *dssdev, 469 struct videomode *vm); 470 void (*set_timings)(struct omap_dss_device *dssdev, 471 struct videomode *vm); 472 void (*get_timings)(struct omap_dss_device *dssdev, 473 struct videomode *vm); 474 475 void (*set_data_lines)(struct omap_dss_device *dssdev, int data_lines); 476 }; 477 478 struct omapdss_sdi_ops { 479 int (*connect)(struct omap_dss_device *dssdev, 480 struct omap_dss_device *dst); 481 void (*disconnect)(struct omap_dss_device *dssdev, 482 struct omap_dss_device *dst); 483 484 int (*enable)(struct omap_dss_device *dssdev); 485 void (*disable)(struct omap_dss_device *dssdev); 486 487 int (*check_timings)(struct omap_dss_device *dssdev, 488 struct videomode *vm); 489 void (*set_timings)(struct omap_dss_device *dssdev, 490 struct videomode *vm); 491 void (*get_timings)(struct omap_dss_device *dssdev, 492 struct videomode *vm); 493 494 void (*set_datapairs)(struct omap_dss_device *dssdev, int datapairs); 495 }; 496 497 struct omapdss_dvi_ops { 498 int (*connect)(struct omap_dss_device *dssdev, 499 struct omap_dss_device *dst); 500 void (*disconnect)(struct omap_dss_device *dssdev, 501 struct omap_dss_device *dst); 502 503 int (*enable)(struct omap_dss_device *dssdev); 504 void (*disable)(struct omap_dss_device *dssdev); 505 506 int (*check_timings)(struct omap_dss_device *dssdev, 507 struct videomode *vm); 508 void (*set_timings)(struct omap_dss_device *dssdev, 509 struct videomode *vm); 510 void (*get_timings)(struct omap_dss_device *dssdev, 511 struct videomode *vm); 512 }; 513 514 struct omapdss_atv_ops { 515 int (*connect)(struct omap_dss_device *dssdev, 516 struct omap_dss_device *dst); 517 void (*disconnect)(struct omap_dss_device *dssdev, 518 struct omap_dss_device *dst); 519 520 int (*enable)(struct omap_dss_device *dssdev); 521 void (*disable)(struct omap_dss_device *dssdev); 522 523 int (*check_timings)(struct omap_dss_device *dssdev, 524 struct videomode *vm); 525 void (*set_timings)(struct omap_dss_device *dssdev, 526 struct videomode *vm); 527 void (*get_timings)(struct omap_dss_device *dssdev, 528 struct videomode *vm); 529 530 void (*set_type)(struct omap_dss_device *dssdev, 531 enum omap_dss_venc_type type); 532 void (*invert_vid_out_polarity)(struct omap_dss_device *dssdev, 533 bool invert_polarity); 534 535 int (*set_wss)(struct omap_dss_device *dssdev, u32 wss); 536 u32 (*get_wss)(struct omap_dss_device *dssdev); 537 }; 538 539 struct omapdss_hdmi_ops { 540 int (*connect)(struct omap_dss_device *dssdev, 541 struct omap_dss_device *dst); 542 void (*disconnect)(struct omap_dss_device *dssdev, 543 struct omap_dss_device *dst); 544 545 int (*enable)(struct omap_dss_device *dssdev); 546 void (*disable)(struct omap_dss_device *dssdev); 547 548 int (*check_timings)(struct omap_dss_device *dssdev, 549 struct videomode *vm); 550 void (*set_timings)(struct omap_dss_device *dssdev, 551 struct videomode *vm); 552 void (*get_timings)(struct omap_dss_device *dssdev, 553 struct videomode *vm); 554 555 int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len); 556 bool (*detect)(struct omap_dss_device *dssdev); 557 558 int (*set_hdmi_mode)(struct omap_dss_device *dssdev, bool hdmi_mode); 559 int (*set_infoframe)(struct omap_dss_device *dssdev, 560 const struct hdmi_avi_infoframe *avi); 561 }; 562 563 struct omapdss_dsi_ops { 564 int (*connect)(struct omap_dss_device *dssdev, 565 struct omap_dss_device *dst); 566 void (*disconnect)(struct omap_dss_device *dssdev, 567 struct omap_dss_device *dst); 568 569 int (*enable)(struct omap_dss_device *dssdev); 570 void (*disable)(struct omap_dss_device *dssdev, bool disconnect_lanes, 571 bool enter_ulps); 572 573 /* bus configuration */ 574 int (*set_config)(struct omap_dss_device *dssdev, 575 const struct omap_dss_dsi_config *cfg); 576 int (*configure_pins)(struct omap_dss_device *dssdev, 577 const struct omap_dsi_pin_config *pin_cfg); 578 579 void (*enable_hs)(struct omap_dss_device *dssdev, int channel, 580 bool enable); 581 int (*enable_te)(struct omap_dss_device *dssdev, bool enable); 582 583 int (*update)(struct omap_dss_device *dssdev, int channel, 584 void (*callback)(int, void *), void *data); 585 586 void (*bus_lock)(struct omap_dss_device *dssdev); 587 void (*bus_unlock)(struct omap_dss_device *dssdev); 588 589 int (*enable_video_output)(struct omap_dss_device *dssdev, int channel); 590 void (*disable_video_output)(struct omap_dss_device *dssdev, 591 int channel); 592 593 int (*request_vc)(struct omap_dss_device *dssdev, int *channel); 594 int (*set_vc_id)(struct omap_dss_device *dssdev, int channel, 595 int vc_id); 596 void (*release_vc)(struct omap_dss_device *dssdev, int channel); 597 598 /* data transfer */ 599 int (*dcs_write)(struct omap_dss_device *dssdev, int channel, 600 u8 *data, int len); 601 int (*dcs_write_nosync)(struct omap_dss_device *dssdev, int channel, 602 u8 *data, int len); 603 int (*dcs_read)(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd, 604 u8 *data, int len); 605 606 int (*gen_write)(struct omap_dss_device *dssdev, int channel, 607 u8 *data, int len); 608 int (*gen_write_nosync)(struct omap_dss_device *dssdev, int channel, 609 u8 *data, int len); 610 int (*gen_read)(struct omap_dss_device *dssdev, int channel, 611 u8 *reqdata, int reqlen, 612 u8 *data, int len); 613 614 int (*bta_sync)(struct omap_dss_device *dssdev, int channel); 615 616 int (*set_max_rx_packet_size)(struct omap_dss_device *dssdev, 617 int channel, u16 plen); 618 }; 619 620 struct omap_dss_device { 621 struct kobject kobj; 622 struct device *dev; 623 624 struct module *owner; 625 626 struct list_head panel_list; 627 628 /* alias in the form of "display%d" */ 629 char alias[16]; 630 631 enum omap_display_type type; 632 enum omap_display_type output_type; 633 634 union { 635 struct { 636 u8 data_lines; 637 } dpi; 638 639 struct { 640 u8 channel; 641 u8 data_lines; 642 } rfbi; 643 644 struct { 645 u8 datapairs; 646 } sdi; 647 648 struct { 649 int module; 650 } dsi; 651 652 struct { 653 enum omap_dss_venc_type type; 654 bool invert_polarity; 655 } venc; 656 } phy; 657 658 struct { 659 struct videomode vm; 660 661 enum omap_dss_dsi_pixel_format dsi_pix_fmt; 662 enum omap_dss_dsi_mode dsi_mode; 663 } panel; 664 665 struct { 666 u8 pixel_size; 667 struct rfbi_timings rfbi_timings; 668 } ctrl; 669 670 const char *name; 671 672 /* used to match device to driver */ 673 const char *driver_name; 674 675 void *data; 676 677 struct omap_dss_driver *driver; 678 679 union { 680 const struct omapdss_dpi_ops *dpi; 681 const struct omapdss_sdi_ops *sdi; 682 const struct omapdss_dvi_ops *dvi; 683 const struct omapdss_hdmi_ops *hdmi; 684 const struct omapdss_atv_ops *atv; 685 const struct omapdss_dsi_ops *dsi; 686 } ops; 687 688 /* helper variable for driver suspend/resume */ 689 bool activate_after_resume; 690 691 enum omap_display_caps caps; 692 693 struct omap_dss_device *src; 694 695 enum omap_dss_display_state state; 696 697 /* OMAP DSS output specific fields */ 698 699 struct list_head list; 700 701 /* DISPC channel for this output */ 702 enum omap_channel dispc_channel; 703 bool dispc_channel_connected; 704 705 /* output instance */ 706 enum omap_dss_output_id id; 707 708 /* the port number in the DT node */ 709 int port_num; 710 711 /* dynamic fields */ 712 struct omap_overlay_manager *manager; 713 714 struct omap_dss_device *dst; 715 }; 716 717 struct omap_dss_driver { 718 int (*probe)(struct omap_dss_device *); 719 void (*remove)(struct omap_dss_device *); 720 721 int (*connect)(struct omap_dss_device *dssdev); 722 void (*disconnect)(struct omap_dss_device *dssdev); 723 724 int (*enable)(struct omap_dss_device *display); 725 void (*disable)(struct omap_dss_device *display); 726 int (*run_test)(struct omap_dss_device *display, int test); 727 728 int (*update)(struct omap_dss_device *dssdev, 729 u16 x, u16 y, u16 w, u16 h); 730 int (*sync)(struct omap_dss_device *dssdev); 731 732 int (*enable_te)(struct omap_dss_device *dssdev, bool enable); 733 int (*get_te)(struct omap_dss_device *dssdev); 734 735 u8 (*get_rotate)(struct omap_dss_device *dssdev); 736 int (*set_rotate)(struct omap_dss_device *dssdev, u8 rotate); 737 738 bool (*get_mirror)(struct omap_dss_device *dssdev); 739 int (*set_mirror)(struct omap_dss_device *dssdev, bool enable); 740 741 int (*memory_read)(struct omap_dss_device *dssdev, 742 void *buf, size_t size, 743 u16 x, u16 y, u16 w, u16 h); 744 745 void (*get_resolution)(struct omap_dss_device *dssdev, 746 u16 *xres, u16 *yres); 747 void (*get_dimensions)(struct omap_dss_device *dssdev, 748 u32 *width, u32 *height); 749 int (*get_recommended_bpp)(struct omap_dss_device *dssdev); 750 751 int (*check_timings)(struct omap_dss_device *dssdev, 752 struct videomode *vm); 753 void (*set_timings)(struct omap_dss_device *dssdev, 754 struct videomode *vm); 755 void (*get_timings)(struct omap_dss_device *dssdev, 756 struct videomode *vm); 757 758 int (*set_wss)(struct omap_dss_device *dssdev, u32 wss); 759 u32 (*get_wss)(struct omap_dss_device *dssdev); 760 761 int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len); 762 bool (*detect)(struct omap_dss_device *dssdev); 763 764 int (*set_hdmi_mode)(struct omap_dss_device *dssdev, bool hdmi_mode); 765 int (*set_hdmi_infoframe)(struct omap_dss_device *dssdev, 766 const struct hdmi_avi_infoframe *avi); 767 }; 768 769 enum omapdss_version omapdss_get_version(void); 770 bool omapdss_is_initialized(void); 771 772 int omap_dss_register_driver(struct omap_dss_driver *); 773 void omap_dss_unregister_driver(struct omap_dss_driver *); 774 775 int omapdss_register_display(struct omap_dss_device *dssdev); 776 void omapdss_unregister_display(struct omap_dss_device *dssdev); 777 778 struct omap_dss_device *omap_dss_get_device(struct omap_dss_device *dssdev); 779 void omap_dss_put_device(struct omap_dss_device *dssdev); 780 #define for_each_dss_dev(d) while ((d = omap_dss_get_next_device(d)) != NULL) 781 struct omap_dss_device *omap_dss_get_next_device(struct omap_dss_device *from); 782 struct omap_dss_device *omap_dss_find_device(void *data, 783 int (*match)(struct omap_dss_device *dssdev, void *data)); 784 const char *omapdss_get_default_display_name(void); 785 786 int dss_feat_get_num_mgrs(void); 787 int dss_feat_get_num_ovls(void); 788 enum omap_color_mode dss_feat_get_supported_color_modes(enum omap_plane plane); 789 790 791 792 int omap_dss_get_num_overlay_managers(void); 793 struct omap_overlay_manager *omap_dss_get_overlay_manager(int num); 794 795 int omap_dss_get_num_overlays(void); 796 struct omap_overlay *omap_dss_get_overlay(int num); 797 798 int omapdss_register_output(struct omap_dss_device *output); 799 void omapdss_unregister_output(struct omap_dss_device *output); 800 struct omap_dss_device *omap_dss_get_output(enum omap_dss_output_id id); 801 struct omap_dss_device *omap_dss_find_output(const char *name); 802 struct omap_dss_device *omap_dss_find_output_by_port_node(struct device_node *port); 803 int omapdss_output_set_device(struct omap_dss_device *out, 804 struct omap_dss_device *dssdev); 805 int omapdss_output_unset_device(struct omap_dss_device *out); 806 807 struct omap_dss_device *omapdss_find_output_from_display(struct omap_dss_device *dssdev); 808 struct omap_overlay_manager *omapdss_find_mgr_from_display(struct omap_dss_device *dssdev); 809 810 void omapdss_default_get_resolution(struct omap_dss_device *dssdev, 811 u16 *xres, u16 *yres); 812 int omapdss_default_get_recommended_bpp(struct omap_dss_device *dssdev); 813 void omapdss_default_get_timings(struct omap_dss_device *dssdev, 814 struct videomode *vm); 815 816 typedef void (*omap_dispc_isr_t) (void *arg, u32 mask); 817 int omap_dispc_register_isr(omap_dispc_isr_t isr, void *arg, u32 mask); 818 int omap_dispc_unregister_isr(omap_dispc_isr_t isr, void *arg, u32 mask); 819 820 int omapdss_compat_init(void); 821 void omapdss_compat_uninit(void); 822 823 static inline bool omapdss_device_is_connected(struct omap_dss_device *dssdev) 824 { 825 return dssdev->src; 826 } 827 828 static inline bool omapdss_device_is_enabled(struct omap_dss_device *dssdev) 829 { 830 return dssdev->state == OMAP_DSS_DISPLAY_ACTIVE; 831 } 832 833 struct device_node * 834 omapdss_of_get_next_port(const struct device_node *parent, 835 struct device_node *prev); 836 837 struct device_node * 838 omapdss_of_get_next_endpoint(const struct device_node *parent, 839 struct device_node *prev); 840 841 struct device_node * 842 omapdss_of_get_first_endpoint(const struct device_node *parent); 843 844 struct omap_dss_device * 845 omapdss_of_find_source_for_first_ep(struct device_node *node); 846 847 u32 dispc_read_irqstatus(void); 848 void dispc_clear_irqstatus(u32 mask); 849 u32 dispc_read_irqenable(void); 850 void dispc_write_irqenable(u32 mask); 851 852 int dispc_request_irq(irq_handler_t handler, void *dev_id); 853 void dispc_free_irq(void *dev_id); 854 855 int dispc_runtime_get(void); 856 void dispc_runtime_put(void); 857 858 void dispc_mgr_enable(enum omap_channel channel, bool enable); 859 bool dispc_mgr_is_enabled(enum omap_channel channel); 860 u32 dispc_mgr_get_vsync_irq(enum omap_channel channel); 861 u32 dispc_mgr_get_framedone_irq(enum omap_channel channel); 862 u32 dispc_mgr_get_sync_lost_irq(enum omap_channel channel); 863 bool dispc_mgr_go_busy(enum omap_channel channel); 864 void dispc_mgr_go(enum omap_channel channel); 865 void dispc_mgr_set_lcd_config(enum omap_channel channel, 866 const struct dss_lcd_mgr_config *config); 867 void dispc_mgr_set_timings(enum omap_channel channel, 868 const struct videomode *vm); 869 void dispc_mgr_setup(enum omap_channel channel, 870 const struct omap_overlay_manager_info *info); 871 u32 dispc_mgr_gamma_size(enum omap_channel channel); 872 void dispc_mgr_set_gamma(enum omap_channel channel, 873 const struct drm_color_lut *lut, 874 unsigned int length); 875 876 int dispc_ovl_enable(enum omap_plane plane, bool enable); 877 bool dispc_ovl_enabled(enum omap_plane plane); 878 void dispc_ovl_set_channel_out(enum omap_plane plane, 879 enum omap_channel channel); 880 int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi, 881 bool replication, const struct videomode *vm, bool mem_to_mem); 882 883 enum omap_dss_output_id dispc_mgr_get_supported_outputs(enum omap_channel channel); 884 885 struct dss_mgr_ops { 886 int (*connect)(enum omap_channel channel, 887 struct omap_dss_device *dst); 888 void (*disconnect)(enum omap_channel channel, 889 struct omap_dss_device *dst); 890 891 void (*start_update)(enum omap_channel channel); 892 int (*enable)(enum omap_channel channel); 893 void (*disable)(enum omap_channel channel); 894 void (*set_timings)(enum omap_channel channel, 895 const struct videomode *vm); 896 void (*set_lcd_config)(enum omap_channel channel, 897 const struct dss_lcd_mgr_config *config); 898 int (*register_framedone_handler)(enum omap_channel channel, 899 void (*handler)(void *), void *data); 900 void (*unregister_framedone_handler)(enum omap_channel channel, 901 void (*handler)(void *), void *data); 902 }; 903 904 int dss_install_mgr_ops(const struct dss_mgr_ops *mgr_ops); 905 void dss_uninstall_mgr_ops(void); 906 907 int dss_mgr_connect(enum omap_channel channel, 908 struct omap_dss_device *dst); 909 void dss_mgr_disconnect(enum omap_channel channel, 910 struct omap_dss_device *dst); 911 void dss_mgr_set_timings(enum omap_channel channel, 912 const struct videomode *vm); 913 void dss_mgr_set_lcd_config(enum omap_channel channel, 914 const struct dss_lcd_mgr_config *config); 915 int dss_mgr_enable(enum omap_channel channel); 916 void dss_mgr_disable(enum omap_channel channel); 917 void dss_mgr_start_update(enum omap_channel channel); 918 int dss_mgr_register_framedone_handler(enum omap_channel channel, 919 void (*handler)(void *), void *data); 920 void dss_mgr_unregister_framedone_handler(enum omap_channel channel, 921 void (*handler)(void *), void *data); 922 923 #endif /* __OMAP_DRM_DSS_H */ 924