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 omapdss_device_is_connected(struct omap_dss_device * dssdev)804 static inline bool omapdss_device_is_connected(struct omap_dss_device *dssdev) 805 { 806 return dssdev->src; 807 } 808 omapdss_device_is_enabled(struct omap_dss_device * dssdev)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 omapdss_get_version(void)829 static inline enum omapdss_version omapdss_get_version(void) 830 { return OMAPDSS_VER_UNKNOWN; }; 831 omapdss_is_initialized(void)832 static inline bool omapdss_is_initialized(void) 833 { return false; }; 834 omap_dispc_register_isr(omap_dispc_isr_t isr,void * arg,u32 mask)835 static inline int omap_dispc_register_isr(omap_dispc_isr_t isr, 836 void *arg, u32 mask) 837 { return 0; }; 838 omap_dispc_unregister_isr(omap_dispc_isr_t isr,void * arg,u32 mask)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 omap_dss_get_device(struct omap_dss_device * dssdev)844 *omap_dss_get_device(struct omap_dss_device *dssdev) 845 { return NULL; }; 846 847 static inline struct omap_dss_device omap_dss_get_next_device(struct omap_dss_device * from)848 *omap_dss_get_next_device(struct omap_dss_device *from) 849 {return NULL; }; 850 omap_dss_put_device(struct omap_dss_device * dssdev)851 static inline void omap_dss_put_device(struct omap_dss_device *dssdev) {}; 852 omapdss_compat_init(void)853 static inline int omapdss_compat_init(void) 854 { return 0; }; 855 omapdss_compat_uninit(void)856 static inline void omapdss_compat_uninit(void) {}; 857 omap_dss_get_num_overlay_managers(void)858 static inline int omap_dss_get_num_overlay_managers(void) 859 { return 0; }; 860 omap_dss_get_overlay_manager(int num)861 static inline struct omap_overlay_manager *omap_dss_get_overlay_manager(int num) 862 { return NULL; }; 863 omap_dss_get_num_overlays(void)864 static inline int omap_dss_get_num_overlays(void) 865 { return 0; }; 866 omap_dss_get_overlay(int num)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 */ 875