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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
25#define DISPC_IRQ_FRAMEDONE (1 << 0)
26#define DISPC_IRQ_VSYNC (1 << 1)
27#define DISPC_IRQ_EVSYNC_EVEN (1 << 2)
28#define DISPC_IRQ_EVSYNC_ODD (1 << 3)
29#define DISPC_IRQ_ACBIAS_COUNT_STAT (1 << 4)
30#define DISPC_IRQ_PROG_LINE_NUM (1 << 5)
31#define DISPC_IRQ_GFX_FIFO_UNDERFLOW (1 << 6)
32#define DISPC_IRQ_GFX_END_WIN (1 << 7)
33#define DISPC_IRQ_PAL_GAMMA_MASK (1 << 8)
34#define DISPC_IRQ_OCP_ERR (1 << 9)
35#define DISPC_IRQ_VID1_FIFO_UNDERFLOW (1 << 10)
36#define DISPC_IRQ_VID1_END_WIN (1 << 11)
37#define DISPC_IRQ_VID2_FIFO_UNDERFLOW (1 << 12)
38#define DISPC_IRQ_VID2_END_WIN (1 << 13)
39#define DISPC_IRQ_SYNC_LOST (1 << 14)
40#define DISPC_IRQ_SYNC_LOST_DIGIT (1 << 15)
41#define DISPC_IRQ_WAKEUP (1 << 16)
42#define DISPC_IRQ_SYNC_LOST2 (1 << 17)
43#define DISPC_IRQ_VSYNC2 (1 << 18)
44#define DISPC_IRQ_ACBIAS_COUNT_STAT2 (1 << 21)
45#define DISPC_IRQ_FRAMEDONE2 (1 << 22)
46
47struct omap_dss_device;
48struct omap_overlay_manager;
49
50enum omap_display_type {
51 OMAP_DISPLAY_TYPE_NONE = 0,
52 OMAP_DISPLAY_TYPE_DPI = 1 << 0,
53 OMAP_DISPLAY_TYPE_DBI = 1 << 1,
54 OMAP_DISPLAY_TYPE_SDI = 1 << 2,
55 OMAP_DISPLAY_TYPE_DSI = 1 << 3,
56 OMAP_DISPLAY_TYPE_VENC = 1 << 4,
57 OMAP_DISPLAY_TYPE_HDMI = 1 << 5,
58};
59
60enum omap_plane {
61 OMAP_DSS_GFX = 0,
62 OMAP_DSS_VIDEO1 = 1,
63 OMAP_DSS_VIDEO2 = 2
64};
65
66enum omap_channel {
67 OMAP_DSS_CHANNEL_LCD = 0,
68 OMAP_DSS_CHANNEL_DIGIT = 1,
69 OMAP_DSS_CHANNEL_LCD2 = 2,
70};
71
72enum omap_color_mode {
73 OMAP_DSS_COLOR_CLUT1 = 1 << 0, /* BITMAP 1 */
74 OMAP_DSS_COLOR_CLUT2 = 1 << 1, /* BITMAP 2 */
75 OMAP_DSS_COLOR_CLUT4 = 1 << 2, /* BITMAP 4 */
76 OMAP_DSS_COLOR_CLUT8 = 1 << 3, /* BITMAP 8 */
77 OMAP_DSS_COLOR_RGB12U = 1 << 4, /* RGB12, 16-bit container */
78 OMAP_DSS_COLOR_ARGB16 = 1 << 5, /* ARGB16 */
79 OMAP_DSS_COLOR_RGB16 = 1 << 6, /* RGB16 */
80 OMAP_DSS_COLOR_RGB24U = 1 << 7, /* RGB24, 32-bit container */
81 OMAP_DSS_COLOR_RGB24P = 1 << 8, /* RGB24, 24-bit container */
82 OMAP_DSS_COLOR_YUV2 = 1 << 9, /* YUV2 4:2:2 co-sited */
83 OMAP_DSS_COLOR_UYVY = 1 << 10, /* UYVY 4:2:2 co-sited */
84 OMAP_DSS_COLOR_ARGB32 = 1 << 11, /* ARGB32 */
85 OMAP_DSS_COLOR_RGBA32 = 1 << 12, /* RGBA32 */
86 OMAP_DSS_COLOR_RGBX32 = 1 << 13, /* RGBx32 */
87 OMAP_DSS_COLOR_NV12 = 1 << 14, /* NV12 format: YUV 4:2:0 */
88 OMAP_DSS_COLOR_RGBA16 = 1 << 15, /* RGBA16 - 4444 */
89 OMAP_DSS_COLOR_RGBX16 = 1 << 16, /* RGBx16 - 4444 */
90 OMAP_DSS_COLOR_ARGB16_1555 = 1 << 17, /* ARGB16 - 1555 */
91 OMAP_DSS_COLOR_XRGB16_1555 = 1 << 18, /* xRGB16 - 1555 */
92};
93
94enum omap_lcd_display_type {
95 OMAP_DSS_LCD_DISPLAY_STN,
96 OMAP_DSS_LCD_DISPLAY_TFT,
97};
98
99enum omap_dss_load_mode {
100 OMAP_DSS_LOAD_CLUT_AND_FRAME = 0,
101 OMAP_DSS_LOAD_CLUT_ONLY = 1,
102 OMAP_DSS_LOAD_FRAME_ONLY = 2,
103 OMAP_DSS_LOAD_CLUT_ONCE_FRAME = 3,
104};
105
106enum omap_dss_trans_key_type {
107 OMAP_DSS_COLOR_KEY_GFX_DST = 0,
108 OMAP_DSS_COLOR_KEY_VID_SRC = 1,
109};
110
111enum omap_rfbi_te_mode {
112 OMAP_DSS_RFBI_TE_MODE_1 = 1,
113 OMAP_DSS_RFBI_TE_MODE_2 = 2,
114};
115
116enum omap_panel_config {
117 OMAP_DSS_LCD_IVS = 1<<0,
118 OMAP_DSS_LCD_IHS = 1<<1,
119 OMAP_DSS_LCD_IPC = 1<<2,
120 OMAP_DSS_LCD_IEO = 1<<3,
121 OMAP_DSS_LCD_RF = 1<<4,
122 OMAP_DSS_LCD_ONOFF = 1<<5,
123
124 OMAP_DSS_LCD_TFT = 1<<20,
125};
126
127enum omap_dss_venc_type {
128 OMAP_DSS_VENC_TYPE_COMPOSITE,
129 OMAP_DSS_VENC_TYPE_SVIDEO,
130};
131
132enum omap_display_caps {
133 OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE = 1 << 0,
134 OMAP_DSS_DISPLAY_CAP_TEAR_ELIM = 1 << 1,
135};
136
137enum omap_dss_display_state {
138 OMAP_DSS_DISPLAY_DISABLED = 0,
139 OMAP_DSS_DISPLAY_ACTIVE,
140 OMAP_DSS_DISPLAY_SUSPENDED,
141};
142
143/* XXX perhaps this should be removed */
144enum omap_dss_overlay_managers {
145 OMAP_DSS_OVL_MGR_LCD,
146 OMAP_DSS_OVL_MGR_TV,
147 OMAP_DSS_OVL_MGR_LCD2,
148};
149
150enum omap_dss_rotation_type {
151 OMAP_DSS_ROT_DMA = 0,
152 OMAP_DSS_ROT_VRFB = 1,
153};
154
155/* clockwise rotation angle */
156enum omap_dss_rotation_angle {
157 OMAP_DSS_ROT_0 = 0,
158 OMAP_DSS_ROT_90 = 1,
159 OMAP_DSS_ROT_180 = 2,
160 OMAP_DSS_ROT_270 = 3,
161};
162
163enum omap_overlay_caps {
164 OMAP_DSS_OVL_CAP_SCALE = 1 << 0,
165 OMAP_DSS_OVL_CAP_DISPC = 1 << 1,
166};
167
168enum omap_overlay_manager_caps {
169 OMAP_DSS_OVL_MGR_CAP_DISPC = 1 << 0,
170};
171
172enum omap_dss_clk_source {
173 OMAP_DSS_CLK_SRC_FCK = 0, /* OMAP2/3: DSS1_ALWON_FCLK
174 * OMAP4: DSS_FCLK */
175 OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC, /* OMAP3: DSI1_PLL_FCLK
176 * OMAP4: PLL1_CLK1 */
177 OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI, /* OMAP3: DSI2_PLL_FCLK
178 * OMAP4: PLL1_CLK2 */
179 OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC, /* OMAP4: PLL2_CLK1 */
180 OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DSI, /* OMAP4: PLL2_CLK2 */
181};
182
183/* RFBI */
184
185struct rfbi_timings {
186 int cs_on_time;
187 int cs_off_time;
188 int we_on_time;
189 int we_off_time;
190 int re_on_time;
191 int re_off_time;
192 int we_cycle_time;
193 int re_cycle_time;
194 int cs_pulse_width;
195 int access_time;
196
197 int clk_div;
198
199 u32 tim[5]; /* set by rfbi_convert_timings() */
200
201 int converted;
202};
203
204void omap_rfbi_write_command(const void *buf, u32 len);
205void omap_rfbi_read_data(void *buf, u32 len);
206void omap_rfbi_write_data(const void *buf, u32 len);
207void omap_rfbi_write_pixels(const void __iomem *buf, int scr_width,
208 u16 x, u16 y,
209 u16 w, u16 h);
210int omap_rfbi_enable_te(bool enable, unsigned line);
211int omap_rfbi_setup_te(enum omap_rfbi_te_mode mode,
212 unsigned hs_pulse_time, unsigned vs_pulse_time,
213 int hs_pol_inv, int vs_pol_inv, int extif_div);
214void rfbi_bus_lock(void);
215void rfbi_bus_unlock(void);
216
217/* DSI */
218void dsi_bus_lock(struct omap_dss_device *dssdev);
219void dsi_bus_unlock(struct omap_dss_device *dssdev);
220int dsi_vc_dcs_write(struct omap_dss_device *dssdev, int channel, u8 *data,
221 int len);
222int dsi_vc_dcs_write_0(struct omap_dss_device *dssdev, int channel,
223 u8 dcs_cmd);
224int dsi_vc_dcs_write_1(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
225 u8 param);
226int dsi_vc_dcs_write_nosync(struct omap_dss_device *dssdev, int channel,
227 u8 *data, int len);
228int dsi_vc_dcs_read(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
229 u8 *buf, int buflen);
230int dsi_vc_dcs_read_1(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
231 u8 *data);
232int dsi_vc_dcs_read_2(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
233 u8 *data1, u8 *data2);
234int dsi_vc_set_max_rx_packet_size(struct omap_dss_device *dssdev, int channel,
235 u16 len);
236int dsi_vc_send_null(struct omap_dss_device *dssdev, int channel);
237int dsi_vc_send_bta_sync(struct omap_dss_device *dssdev, int channel);
238
239/* Board specific data */
240struct omap_dss_board_info {
241 int (*get_context_loss_count)(struct device *dev);
242 int num_devices;
243 struct omap_dss_device **devices;
244 struct omap_dss_device *default_device;
245 void (*dsi_mux_pads)(bool enable);
246};
247
248#if defined(CONFIG_OMAP2_DSS_MODULE) || defined(CONFIG_OMAP2_DSS)
249/* Init with the board info */
250extern int omap_display_init(struct omap_dss_board_info *board_data);
251#else
252static inline int omap_display_init(struct omap_dss_board_info *board_data)
253{
254 return 0;
255}
256#endif
257
258struct omap_display_platform_data {
259 struct omap_dss_board_info *board_data;
260 /* TODO: Additional members to be added when PM is considered */
261};
262
263struct omap_video_timings {
264 /* Unit: pixels */
265 u16 x_res;
266 /* Unit: pixels */
267 u16 y_res;
268 /* Unit: KHz */
269 u32 pixel_clock;
270 /* Unit: pixel clocks */
271 u16 hsw; /* Horizontal synchronization pulse width */
272 /* Unit: pixel clocks */
273 u16 hfp; /* Horizontal front porch */
274 /* Unit: pixel clocks */
275 u16 hbp; /* Horizontal back porch */
276 /* Unit: line clocks */
277 u16 vsw; /* Vertical synchronization pulse width */
278 /* Unit: line clocks */
279 u16 vfp; /* Vertical front porch */
280 /* Unit: line clocks */
281 u16 vbp; /* Vertical back porch */
282};
283
284#ifdef CONFIG_OMAP2_DSS_VENC
285/* Hardcoded timings for tv modes. Venc only uses these to
286 * identify the mode, and does not actually use the configs
287 * itself. However, the configs should be something that
288 * a normal monitor can also show */
289extern const struct omap_video_timings omap_dss_pal_timings;
290extern const struct omap_video_timings omap_dss_ntsc_timings;
291#endif
292
293struct omap_dss_cpr_coefs {
294 s16 rr, rg, rb;
295 s16 gr, gg, gb;
296 s16 br, bg, bb;
297};
298
299struct omap_overlay_info {
300 bool enabled;
301
302 u32 paddr;
303 void __iomem *vaddr;
304 u32 p_uv_addr; /* for NV12 format */
305 u16 screen_width;
306 u16 width;
307 u16 height;
308 enum omap_color_mode color_mode;
309 u8 rotation;
310 enum omap_dss_rotation_type rotation_type;
311 bool mirror;
312
313 u16 pos_x;
314 u16 pos_y;
315 u16 out_width; /* if 0, out_width == width */
316 u16 out_height; /* if 0, out_height == height */
317 u8 global_alpha;
318 u8 pre_mult_alpha;
319};
320
321struct omap_overlay {
322 struct kobject kobj;
323 struct list_head list;
324
325 /* static fields */
326 const char *name;
327 int id;
328 enum omap_color_mode supported_modes;
329 enum omap_overlay_caps caps;
330
331 /* dynamic fields */
332 struct omap_overlay_manager *manager;
333 struct omap_overlay_info info;
334
335 /* if true, info has been changed, but not applied() yet */
336 bool info_dirty;
337
338 int (*set_manager)(struct omap_overlay *ovl,
339 struct omap_overlay_manager *mgr);
340 int (*unset_manager)(struct omap_overlay *ovl);
341
342 int (*set_overlay_info)(struct omap_overlay *ovl,
343 struct omap_overlay_info *info);
344 void (*get_overlay_info)(struct omap_overlay *ovl,
345 struct omap_overlay_info *info);
346
347 int (*wait_for_go)(struct omap_overlay *ovl);
348};
349
350struct omap_overlay_manager_info {
351 u32 default_color;
352
353 enum omap_dss_trans_key_type trans_key_type;
354 u32 trans_key;
355 bool trans_enabled;
356
357 bool alpha_enabled;
358
359 bool cpr_enable;
360 struct omap_dss_cpr_coefs cpr_coefs;
361};
362
363struct omap_overlay_manager {
364 struct kobject kobj;
365 struct list_head list;
366
367 /* static fields */
368 const char *name;
369 int id;
370 enum omap_overlay_manager_caps caps;
371 int num_overlays;
372 struct omap_overlay **overlays;
373 enum omap_display_type supported_displays;
374
375 /* dynamic fields */
376 struct omap_dss_device *device;
377 struct omap_overlay_manager_info info;
378
379 bool device_changed;
380 /* if true, info has been changed but not applied() yet */
381 bool info_dirty;
382
383 int (*set_device)(struct omap_overlay_manager *mgr,
384 struct omap_dss_device *dssdev);
385 int (*unset_device)(struct omap_overlay_manager *mgr);
386
387 int (*set_manager_info)(struct omap_overlay_manager *mgr,
388 struct omap_overlay_manager_info *info);
389 void (*get_manager_info)(struct omap_overlay_manager *mgr,
390 struct omap_overlay_manager_info *info);
391
392 int (*apply)(struct omap_overlay_manager *mgr);
393 int (*wait_for_go)(struct omap_overlay_manager *mgr);
394 int (*wait_for_vsync)(struct omap_overlay_manager *mgr);
395
396 int (*enable)(struct omap_overlay_manager *mgr);
397 int (*disable)(struct omap_overlay_manager *mgr);
398};
399
400struct omap_dss_device {
401 struct device dev;
402
403 enum omap_display_type type;
404
405 enum omap_channel channel;
406
407 union {
408 struct {
409 u8 data_lines;
410 } dpi;
411
412 struct {
413 u8 channel;
414 u8 data_lines;
415 } rfbi;
416
417 struct {
418 u8 datapairs;
419 } sdi;
420
421 struct {
422 u8 clk_lane;
423 u8 clk_pol;
424 u8 data1_lane;
425 u8 data1_pol;
426 u8 data2_lane;
427 u8 data2_pol;
428 u8 data3_lane;
429 u8 data3_pol;
430 u8 data4_lane;
431 u8 data4_pol;
432
433 int module;
434
435 bool ext_te;
436 u8 ext_te_gpio;
437 } dsi;
438
439 struct {
440 enum omap_dss_venc_type type;
441 bool invert_polarity;
442 } venc;
443 } phy;
444
445 struct {
446 struct {
447 struct {
448 u16 lck_div;
449 u16 pck_div;
450 enum omap_dss_clk_source lcd_clk_src;
451 } channel;
452
453 enum omap_dss_clk_source dispc_fclk_src;
454 } dispc;
455
456 struct {
457 u16 regn;
458 u16 regm;
459 u16 regm_dispc;
460 u16 regm_dsi;
461
462 u16 lp_clk_div;
463 enum omap_dss_clk_source dsi_fclk_src;
464 } dsi;
465
466 struct {
467 u16 regn;
468 u16 regm2;
469 } hdmi;
470 } clocks;
471
472 struct {
473 struct omap_video_timings timings;
474
475 int acbi; /* ac-bias pin transitions per interrupt */
476 /* Unit: line clocks */
477 int acb; /* ac-bias pin frequency */
478
479 enum omap_panel_config config;
480 } panel;
481
482 struct {
483 u8 pixel_size;
484 struct rfbi_timings rfbi_timings;
485 } ctrl;
486
487 int reset_gpio;
488
489 int max_backlight_level;
490
491 const char *name;
492
493 /* used to match device to driver */
494 const char *driver_name;
495
496 void *data;
497
498 struct omap_dss_driver *driver;
499
500 /* helper variable for driver suspend/resume */
501 bool activate_after_resume;
502
503 enum omap_display_caps caps;
504
505 struct omap_overlay_manager *manager;
506
507 enum omap_dss_display_state state;
508
509 /* platform specific */
510 int (*platform_enable)(struct omap_dss_device *dssdev);
511 void (*platform_disable)(struct omap_dss_device *dssdev);
512 int (*set_backlight)(struct omap_dss_device *dssdev, int level);
513 int (*get_backlight)(struct omap_dss_device *dssdev);
514};
515
516struct omap_dss_driver {
517 struct device_driver driver;
518
519 int (*probe)(struct omap_dss_device *);
520 void (*remove)(struct omap_dss_device *);
521
522 int (*enable)(struct omap_dss_device *display);
523 void (*disable)(struct omap_dss_device *display);
524 int (*suspend)(struct omap_dss_device *display);
525 int (*resume)(struct omap_dss_device *display);
526 int (*run_test)(struct omap_dss_device *display, int test);
527
528 int (*update)(struct omap_dss_device *dssdev,
529 u16 x, u16 y, u16 w, u16 h);
530 int (*sync)(struct omap_dss_device *dssdev);
531
532 int (*enable_te)(struct omap_dss_device *dssdev, bool enable);
533 int (*get_te)(struct omap_dss_device *dssdev);
534
535 u8 (*get_rotate)(struct omap_dss_device *dssdev);
536 int (*set_rotate)(struct omap_dss_device *dssdev, u8 rotate);
537
538 bool (*get_mirror)(struct omap_dss_device *dssdev);
539 int (*set_mirror)(struct omap_dss_device *dssdev, bool enable);
540
541 int (*memory_read)(struct omap_dss_device *dssdev,
542 void *buf, size_t size,
543 u16 x, u16 y, u16 w, u16 h);
544
545 void (*get_resolution)(struct omap_dss_device *dssdev,
546 u16 *xres, u16 *yres);
547 void (*get_dimensions)(struct omap_dss_device *dssdev,
548 u32 *width, u32 *height);
549 int (*get_recommended_bpp)(struct omap_dss_device *dssdev);
550
551 int (*check_timings)(struct omap_dss_device *dssdev,
552 struct omap_video_timings *timings);
553 void (*set_timings)(struct omap_dss_device *dssdev,
554 struct omap_video_timings *timings);
555 void (*get_timings)(struct omap_dss_device *dssdev,
556 struct omap_video_timings *timings);
557
558 int (*set_wss)(struct omap_dss_device *dssdev, u32 wss);
559 u32 (*get_wss)(struct omap_dss_device *dssdev);
560};
561
562int omap_dss_register_driver(struct omap_dss_driver *);
563void omap_dss_unregister_driver(struct omap_dss_driver *);
564
565void omap_dss_get_device(struct omap_dss_device *dssdev);
566void omap_dss_put_device(struct omap_dss_device *dssdev);
567#define for_each_dss_dev(d) while ((d = omap_dss_get_next_device(d)) != NULL)
568struct omap_dss_device *omap_dss_get_next_device(struct omap_dss_device *from);
569struct omap_dss_device *omap_dss_find_device(void *data,
570 int (*match)(struct omap_dss_device *dssdev, void *data));
571
572int omap_dss_start_device(struct omap_dss_device *dssdev);
573void omap_dss_stop_device(struct omap_dss_device *dssdev);
574
575int omap_dss_get_num_overlay_managers(void);
576struct omap_overlay_manager *omap_dss_get_overlay_manager(int num);
577
578int omap_dss_get_num_overlays(void);
579struct omap_overlay *omap_dss_get_overlay(int num);
580
581void omapdss_default_get_resolution(struct omap_dss_device *dssdev,
582 u16 *xres, u16 *yres);
583int omapdss_default_get_recommended_bpp(struct omap_dss_device *dssdev);
584
585typedef void (*omap_dispc_isr_t) (void *arg, u32 mask);
586int omap_dispc_register_isr(omap_dispc_isr_t isr, void *arg, u32 mask);
587int omap_dispc_unregister_isr(omap_dispc_isr_t isr, void *arg, u32 mask);
588
589int omap_dispc_wait_for_irq_timeout(u32 irqmask, unsigned long timeout);
590int omap_dispc_wait_for_irq_interruptible_timeout(u32 irqmask,
591 unsigned long timeout);
592
593#define to_dss_driver(x) container_of((x), struct omap_dss_driver, driver)
594#define to_dss_device(x) container_of((x), struct omap_dss_device, dev)
595
596void omapdss_dsi_vc_enable_hs(struct omap_dss_device *dssdev, int channel,
597 bool enable);
598int omapdss_dsi_enable_te(struct omap_dss_device *dssdev, bool enable);
599
600int omap_dsi_prepare_update(struct omap_dss_device *dssdev,
601 u16 *x, u16 *y, u16 *w, u16 *h,
602 bool enlarge_update_area);
603int omap_dsi_update(struct omap_dss_device *dssdev,
604 int channel,
605 u16 x, u16 y, u16 w, u16 h,
606 void (*callback)(int, void *), void *data);
607int omap_dsi_request_vc(struct omap_dss_device *dssdev, int *channel);
608int omap_dsi_set_vc_id(struct omap_dss_device *dssdev, int channel, int vc_id);
609void omap_dsi_release_vc(struct omap_dss_device *dssdev, int channel);
610
611int omapdss_dsi_display_enable(struct omap_dss_device *dssdev);
612void omapdss_dsi_display_disable(struct omap_dss_device *dssdev,
613 bool disconnect_lanes, bool enter_ulps);
614
615int omapdss_dpi_display_enable(struct omap_dss_device *dssdev);
616void omapdss_dpi_display_disable(struct omap_dss_device *dssdev);
617void dpi_set_timings(struct omap_dss_device *dssdev,
618 struct omap_video_timings *timings);
619int dpi_check_timings(struct omap_dss_device *dssdev,
620 struct omap_video_timings *timings);
621
622int omapdss_sdi_display_enable(struct omap_dss_device *dssdev);
623void omapdss_sdi_display_disable(struct omap_dss_device *dssdev);
624
625int omapdss_rfbi_display_enable(struct omap_dss_device *dssdev);
626void omapdss_rfbi_display_disable(struct omap_dss_device *dssdev);
627int omap_rfbi_prepare_update(struct omap_dss_device *dssdev,
628 u16 *x, u16 *y, u16 *w, u16 *h);
629int omap_rfbi_update(struct omap_dss_device *dssdev,
630 u16 x, u16 y, u16 w, u16 h,
631 void (*callback)(void *), void *data);
632int omap_rfbi_configure(struct omap_dss_device *dssdev, int pixel_size,
633 int data_lines);
634
635#endif
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/interrupt.h>
25
26#include <video/videomode.h>
27
28#define DISPC_IRQ_FRAMEDONE (1 << 0)
29#define DISPC_IRQ_VSYNC (1 << 1)
30#define DISPC_IRQ_EVSYNC_EVEN (1 << 2)
31#define DISPC_IRQ_EVSYNC_ODD (1 << 3)
32#define DISPC_IRQ_ACBIAS_COUNT_STAT (1 << 4)
33#define DISPC_IRQ_PROG_LINE_NUM (1 << 5)
34#define DISPC_IRQ_GFX_FIFO_UNDERFLOW (1 << 6)
35#define DISPC_IRQ_GFX_END_WIN (1 << 7)
36#define DISPC_IRQ_PAL_GAMMA_MASK (1 << 8)
37#define DISPC_IRQ_OCP_ERR (1 << 9)
38#define DISPC_IRQ_VID1_FIFO_UNDERFLOW (1 << 10)
39#define DISPC_IRQ_VID1_END_WIN (1 << 11)
40#define DISPC_IRQ_VID2_FIFO_UNDERFLOW (1 << 12)
41#define DISPC_IRQ_VID2_END_WIN (1 << 13)
42#define DISPC_IRQ_SYNC_LOST (1 << 14)
43#define DISPC_IRQ_SYNC_LOST_DIGIT (1 << 15)
44#define DISPC_IRQ_WAKEUP (1 << 16)
45#define DISPC_IRQ_SYNC_LOST2 (1 << 17)
46#define DISPC_IRQ_VSYNC2 (1 << 18)
47#define DISPC_IRQ_VID3_END_WIN (1 << 19)
48#define DISPC_IRQ_VID3_FIFO_UNDERFLOW (1 << 20)
49#define DISPC_IRQ_ACBIAS_COUNT_STAT2 (1 << 21)
50#define DISPC_IRQ_FRAMEDONE2 (1 << 22)
51#define DISPC_IRQ_FRAMEDONEWB (1 << 23)
52#define DISPC_IRQ_FRAMEDONETV (1 << 24)
53#define DISPC_IRQ_WBBUFFEROVERFLOW (1 << 25)
54#define DISPC_IRQ_WBUNCOMPLETEERROR (1 << 26)
55#define DISPC_IRQ_SYNC_LOST3 (1 << 27)
56#define DISPC_IRQ_VSYNC3 (1 << 28)
57#define DISPC_IRQ_ACBIAS_COUNT_STAT3 (1 << 29)
58#define DISPC_IRQ_FRAMEDONE3 (1 << 30)
59
60struct omap_dss_device;
61struct omap_overlay_manager;
62struct dss_lcd_mgr_config;
63struct snd_aes_iec958;
64struct snd_cea_861_aud_if;
65struct hdmi_avi_infoframe;
66
67enum omap_display_type {
68 OMAP_DISPLAY_TYPE_NONE = 0,
69 OMAP_DISPLAY_TYPE_DPI = 1 << 0,
70 OMAP_DISPLAY_TYPE_DBI = 1 << 1,
71 OMAP_DISPLAY_TYPE_SDI = 1 << 2,
72 OMAP_DISPLAY_TYPE_DSI = 1 << 3,
73 OMAP_DISPLAY_TYPE_VENC = 1 << 4,
74 OMAP_DISPLAY_TYPE_HDMI = 1 << 5,
75 OMAP_DISPLAY_TYPE_DVI = 1 << 6,
76};
77
78enum omap_plane {
79 OMAP_DSS_GFX = 0,
80 OMAP_DSS_VIDEO1 = 1,
81 OMAP_DSS_VIDEO2 = 2,
82 OMAP_DSS_VIDEO3 = 3,
83 OMAP_DSS_WB = 4,
84};
85
86enum omap_channel {
87 OMAP_DSS_CHANNEL_LCD = 0,
88 OMAP_DSS_CHANNEL_DIGIT = 1,
89 OMAP_DSS_CHANNEL_LCD2 = 2,
90 OMAP_DSS_CHANNEL_LCD3 = 3,
91 OMAP_DSS_CHANNEL_WB = 4,
92};
93
94enum omap_color_mode {
95 OMAP_DSS_COLOR_CLUT1 = 1 << 0, /* BITMAP 1 */
96 OMAP_DSS_COLOR_CLUT2 = 1 << 1, /* BITMAP 2 */
97 OMAP_DSS_COLOR_CLUT4 = 1 << 2, /* BITMAP 4 */
98 OMAP_DSS_COLOR_CLUT8 = 1 << 3, /* BITMAP 8 */
99 OMAP_DSS_COLOR_RGB12U = 1 << 4, /* RGB12, 16-bit container */
100 OMAP_DSS_COLOR_ARGB16 = 1 << 5, /* ARGB16 */
101 OMAP_DSS_COLOR_RGB16 = 1 << 6, /* RGB16 */
102 OMAP_DSS_COLOR_RGB24U = 1 << 7, /* RGB24, 32-bit container */
103 OMAP_DSS_COLOR_RGB24P = 1 << 8, /* RGB24, 24-bit container */
104 OMAP_DSS_COLOR_YUV2 = 1 << 9, /* YUV2 4:2:2 co-sited */
105 OMAP_DSS_COLOR_UYVY = 1 << 10, /* UYVY 4:2:2 co-sited */
106 OMAP_DSS_COLOR_ARGB32 = 1 << 11, /* ARGB32 */
107 OMAP_DSS_COLOR_RGBA32 = 1 << 12, /* RGBA32 */
108 OMAP_DSS_COLOR_RGBX32 = 1 << 13, /* RGBx32 */
109 OMAP_DSS_COLOR_NV12 = 1 << 14, /* NV12 format: YUV 4:2:0 */
110 OMAP_DSS_COLOR_RGBA16 = 1 << 15, /* RGBA16 - 4444 */
111 OMAP_DSS_COLOR_RGBX16 = 1 << 16, /* RGBx16 - 4444 */
112 OMAP_DSS_COLOR_ARGB16_1555 = 1 << 17, /* ARGB16 - 1555 */
113 OMAP_DSS_COLOR_XRGB16_1555 = 1 << 18, /* xRGB16 - 1555 */
114};
115
116enum omap_dss_load_mode {
117 OMAP_DSS_LOAD_CLUT_AND_FRAME = 0,
118 OMAP_DSS_LOAD_CLUT_ONLY = 1,
119 OMAP_DSS_LOAD_FRAME_ONLY = 2,
120 OMAP_DSS_LOAD_CLUT_ONCE_FRAME = 3,
121};
122
123enum omap_dss_trans_key_type {
124 OMAP_DSS_COLOR_KEY_GFX_DST = 0,
125 OMAP_DSS_COLOR_KEY_VID_SRC = 1,
126};
127
128enum omap_rfbi_te_mode {
129 OMAP_DSS_RFBI_TE_MODE_1 = 1,
130 OMAP_DSS_RFBI_TE_MODE_2 = 2,
131};
132
133enum omap_dss_signal_level {
134 OMAPDSS_SIG_ACTIVE_LOW,
135 OMAPDSS_SIG_ACTIVE_HIGH,
136};
137
138enum omap_dss_signal_edge {
139 OMAPDSS_DRIVE_SIG_FALLING_EDGE,
140 OMAPDSS_DRIVE_SIG_RISING_EDGE,
141};
142
143enum omap_dss_venc_type {
144 OMAP_DSS_VENC_TYPE_COMPOSITE,
145 OMAP_DSS_VENC_TYPE_SVIDEO,
146};
147
148enum omap_dss_dsi_pixel_format {
149 OMAP_DSS_DSI_FMT_RGB888,
150 OMAP_DSS_DSI_FMT_RGB666,
151 OMAP_DSS_DSI_FMT_RGB666_PACKED,
152 OMAP_DSS_DSI_FMT_RGB565,
153};
154
155enum omap_dss_dsi_mode {
156 OMAP_DSS_DSI_CMD_MODE = 0,
157 OMAP_DSS_DSI_VIDEO_MODE,
158};
159
160enum omap_display_caps {
161 OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE = 1 << 0,
162 OMAP_DSS_DISPLAY_CAP_TEAR_ELIM = 1 << 1,
163};
164
165enum omap_dss_display_state {
166 OMAP_DSS_DISPLAY_DISABLED = 0,
167 OMAP_DSS_DISPLAY_ACTIVE,
168};
169
170struct omap_dss_audio {
171 struct snd_aes_iec958 *iec;
172 struct snd_cea_861_aud_if *cea;
173};
174
175enum omap_dss_rotation_type {
176 OMAP_DSS_ROT_DMA = 1 << 0,
177 OMAP_DSS_ROT_VRFB = 1 << 1,
178 OMAP_DSS_ROT_TILER = 1 << 2,
179};
180
181/* clockwise rotation angle */
182enum omap_dss_rotation_angle {
183 OMAP_DSS_ROT_0 = 0,
184 OMAP_DSS_ROT_90 = 1,
185 OMAP_DSS_ROT_180 = 2,
186 OMAP_DSS_ROT_270 = 3,
187};
188
189enum omap_overlay_caps {
190 OMAP_DSS_OVL_CAP_SCALE = 1 << 0,
191 OMAP_DSS_OVL_CAP_GLOBAL_ALPHA = 1 << 1,
192 OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA = 1 << 2,
193 OMAP_DSS_OVL_CAP_ZORDER = 1 << 3,
194 OMAP_DSS_OVL_CAP_POS = 1 << 4,
195 OMAP_DSS_OVL_CAP_REPLICATION = 1 << 5,
196};
197
198enum omap_overlay_manager_caps {
199 OMAP_DSS_DUMMY_VALUE, /* add a dummy value to prevent compiler error */
200};
201
202enum omap_dss_clk_source {
203 OMAP_DSS_CLK_SRC_FCK = 0, /* OMAP2/3: DSS1_ALWON_FCLK
204 * OMAP4: DSS_FCLK */
205 OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC, /* OMAP3: DSI1_PLL_FCLK
206 * OMAP4: PLL1_CLK1 */
207 OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI, /* OMAP3: DSI2_PLL_FCLK
208 * OMAP4: PLL1_CLK2 */
209 OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC, /* OMAP4: PLL2_CLK1 */
210 OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DSI, /* OMAP4: PLL2_CLK2 */
211};
212
213enum omap_hdmi_flags {
214 OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP = 1 << 0,
215};
216
217enum omap_dss_output_id {
218 OMAP_DSS_OUTPUT_DPI = 1 << 0,
219 OMAP_DSS_OUTPUT_DBI = 1 << 1,
220 OMAP_DSS_OUTPUT_SDI = 1 << 2,
221 OMAP_DSS_OUTPUT_DSI1 = 1 << 3,
222 OMAP_DSS_OUTPUT_DSI2 = 1 << 4,
223 OMAP_DSS_OUTPUT_VENC = 1 << 5,
224 OMAP_DSS_OUTPUT_HDMI = 1 << 6,
225};
226
227/* RFBI */
228
229struct rfbi_timings {
230 int cs_on_time;
231 int cs_off_time;
232 int we_on_time;
233 int we_off_time;
234 int re_on_time;
235 int re_off_time;
236 int we_cycle_time;
237 int re_cycle_time;
238 int cs_pulse_width;
239 int access_time;
240
241 int clk_div;
242
243 u32 tim[5]; /* set by rfbi_convert_timings() */
244
245 int converted;
246};
247
248/* DSI */
249
250enum omap_dss_dsi_trans_mode {
251 /* Sync Pulses: both sync start and end packets sent */
252 OMAP_DSS_DSI_PULSE_MODE,
253 /* Sync Events: only sync start packets sent */
254 OMAP_DSS_DSI_EVENT_MODE,
255 /* Burst: only sync start packets sent, pixels are time compressed */
256 OMAP_DSS_DSI_BURST_MODE,
257};
258
259struct omap_dss_dsi_videomode_timings {
260 unsigned long hsclk;
261
262 unsigned ndl;
263 unsigned bitspp;
264
265 /* pixels */
266 u16 hact;
267 /* lines */
268 u16 vact;
269
270 /* DSI video mode blanking data */
271 /* Unit: byte clock cycles */
272 u16 hss;
273 u16 hsa;
274 u16 hse;
275 u16 hfp;
276 u16 hbp;
277 /* Unit: line clocks */
278 u16 vsa;
279 u16 vfp;
280 u16 vbp;
281
282 /* DSI blanking modes */
283 int blanking_mode;
284 int hsa_blanking_mode;
285 int hbp_blanking_mode;
286 int hfp_blanking_mode;
287
288 enum omap_dss_dsi_trans_mode trans_mode;
289
290 bool ddr_clk_always_on;
291 int window_sync;
292};
293
294struct omap_dss_dsi_config {
295 enum omap_dss_dsi_mode mode;
296 enum omap_dss_dsi_pixel_format pixel_format;
297 const struct omap_video_timings *timings;
298
299 unsigned long hs_clk_min, hs_clk_max;
300 unsigned long lp_clk_min, lp_clk_max;
301
302 bool ddr_clk_always_on;
303 enum omap_dss_dsi_trans_mode trans_mode;
304};
305
306enum omapdss_version {
307 OMAPDSS_VER_UNKNOWN = 0,
308 OMAPDSS_VER_OMAP24xx,
309 OMAPDSS_VER_OMAP34xx_ES1, /* OMAP3430 ES1.0, 2.0 */
310 OMAPDSS_VER_OMAP34xx_ES3, /* OMAP3430 ES3.0+ */
311 OMAPDSS_VER_OMAP3630,
312 OMAPDSS_VER_AM35xx,
313 OMAPDSS_VER_OMAP4430_ES1, /* OMAP4430 ES1.0 */
314 OMAPDSS_VER_OMAP4430_ES2, /* OMAP4430 ES2.0, 2.1, 2.2 */
315 OMAPDSS_VER_OMAP4, /* All other OMAP4s */
316 OMAPDSS_VER_OMAP5,
317 OMAPDSS_VER_AM43xx,
318 OMAPDSS_VER_DRA7xx,
319};
320
321/* Board specific data */
322struct omap_dss_board_info {
323 int num_devices;
324 struct omap_dss_device **devices;
325 struct omap_dss_device *default_device;
326 const char *default_display_name;
327 int (*dsi_enable_pads)(int dsi_id, unsigned lane_mask);
328 void (*dsi_disable_pads)(int dsi_id, unsigned lane_mask);
329 int (*set_min_bus_tput)(struct device *dev, unsigned long r);
330 enum omapdss_version version;
331};
332
333/* Init with the board info */
334extern int omap_display_init(struct omap_dss_board_info *board_data);
335
336struct omap_video_timings {
337 /* Unit: pixels */
338 u16 x_res;
339 /* Unit: pixels */
340 u16 y_res;
341 /* Unit: Hz */
342 u32 pixelclock;
343 /* Unit: pixel clocks */
344 u16 hsw; /* Horizontal synchronization pulse width */
345 /* Unit: pixel clocks */
346 u16 hfp; /* Horizontal front porch */
347 /* Unit: pixel clocks */
348 u16 hbp; /* Horizontal back porch */
349 /* Unit: line clocks */
350 u16 vsw; /* Vertical synchronization pulse width */
351 /* Unit: line clocks */
352 u16 vfp; /* Vertical front porch */
353 /* Unit: line clocks */
354 u16 vbp; /* Vertical back porch */
355
356 /* Vsync logic level */
357 enum omap_dss_signal_level vsync_level;
358 /* Hsync logic level */
359 enum omap_dss_signal_level hsync_level;
360 /* Interlaced or Progressive timings */
361 bool interlace;
362 /* Pixel clock edge to drive LCD data */
363 enum omap_dss_signal_edge data_pclk_edge;
364 /* Data enable logic level */
365 enum omap_dss_signal_level de_level;
366 /* Pixel clock edges to drive HSYNC and VSYNC signals */
367 enum omap_dss_signal_edge sync_pclk_edge;
368
369 bool double_pixel;
370};
371
372/* Hardcoded timings for tv modes. Venc only uses these to
373 * identify the mode, and does not actually use the configs
374 * itself. However, the configs should be something that
375 * a normal monitor can also show */
376extern const struct omap_video_timings omap_dss_pal_timings;
377extern const struct omap_video_timings omap_dss_ntsc_timings;
378
379struct omap_dss_cpr_coefs {
380 s16 rr, rg, rb;
381 s16 gr, gg, gb;
382 s16 br, bg, bb;
383};
384
385struct omap_overlay_info {
386 dma_addr_t paddr;
387 dma_addr_t p_uv_addr; /* for NV12 format */
388 u16 screen_width;
389 u16 width;
390 u16 height;
391 enum omap_color_mode color_mode;
392 u8 rotation;
393 enum omap_dss_rotation_type rotation_type;
394 bool mirror;
395
396 u16 pos_x;
397 u16 pos_y;
398 u16 out_width; /* if 0, out_width == width */
399 u16 out_height; /* if 0, out_height == height */
400 u8 global_alpha;
401 u8 pre_mult_alpha;
402 u8 zorder;
403};
404
405struct omap_overlay {
406 struct kobject kobj;
407 struct list_head list;
408
409 /* static fields */
410 const char *name;
411 enum omap_plane id;
412 enum omap_color_mode supported_modes;
413 enum omap_overlay_caps caps;
414
415 /* dynamic fields */
416 struct omap_overlay_manager *manager;
417
418 /*
419 * The following functions do not block:
420 *
421 * is_enabled
422 * set_overlay_info
423 * get_overlay_info
424 *
425 * The rest of the functions may block and cannot be called from
426 * interrupt context
427 */
428
429 int (*enable)(struct omap_overlay *ovl);
430 int (*disable)(struct omap_overlay *ovl);
431 bool (*is_enabled)(struct omap_overlay *ovl);
432
433 int (*set_manager)(struct omap_overlay *ovl,
434 struct omap_overlay_manager *mgr);
435 int (*unset_manager)(struct omap_overlay *ovl);
436
437 int (*set_overlay_info)(struct omap_overlay *ovl,
438 struct omap_overlay_info *info);
439 void (*get_overlay_info)(struct omap_overlay *ovl,
440 struct omap_overlay_info *info);
441
442 int (*wait_for_go)(struct omap_overlay *ovl);
443
444 struct omap_dss_device *(*get_device)(struct omap_overlay *ovl);
445};
446
447struct omap_overlay_manager_info {
448 u32 default_color;
449
450 enum omap_dss_trans_key_type trans_key_type;
451 u32 trans_key;
452 bool trans_enabled;
453
454 bool partial_alpha_enabled;
455
456 bool cpr_enable;
457 struct omap_dss_cpr_coefs cpr_coefs;
458};
459
460struct omap_overlay_manager {
461 struct kobject kobj;
462
463 /* static fields */
464 const char *name;
465 enum omap_channel id;
466 enum omap_overlay_manager_caps caps;
467 struct list_head overlays;
468 enum omap_display_type supported_displays;
469 enum omap_dss_output_id supported_outputs;
470
471 /* dynamic fields */
472 struct omap_dss_device *output;
473
474 /*
475 * The following functions do not block:
476 *
477 * set_manager_info
478 * get_manager_info
479 * apply
480 *
481 * The rest of the functions may block and cannot be called from
482 * interrupt context
483 */
484
485 int (*set_output)(struct omap_overlay_manager *mgr,
486 struct omap_dss_device *output);
487 int (*unset_output)(struct omap_overlay_manager *mgr);
488
489 int (*set_manager_info)(struct omap_overlay_manager *mgr,
490 struct omap_overlay_manager_info *info);
491 void (*get_manager_info)(struct omap_overlay_manager *mgr,
492 struct omap_overlay_manager_info *info);
493
494 int (*apply)(struct omap_overlay_manager *mgr);
495 int (*wait_for_go)(struct omap_overlay_manager *mgr);
496 int (*wait_for_vsync)(struct omap_overlay_manager *mgr);
497
498 struct omap_dss_device *(*get_device)(struct omap_overlay_manager *mgr);
499};
500
501/* 22 pins means 1 clk lane and 10 data lanes */
502#define OMAP_DSS_MAX_DSI_PINS 22
503
504struct omap_dsi_pin_config {
505 int num_pins;
506 /*
507 * pin numbers in the following order:
508 * clk+, clk-
509 * data1+, data1-
510 * data2+, data2-
511 * ...
512 */
513 int pins[OMAP_DSS_MAX_DSI_PINS];
514};
515
516struct omap_dss_writeback_info {
517 u32 paddr;
518 u32 p_uv_addr;
519 u16 buf_width;
520 u16 width;
521 u16 height;
522 enum omap_color_mode color_mode;
523 u8 rotation;
524 enum omap_dss_rotation_type rotation_type;
525 bool mirror;
526 u8 pre_mult_alpha;
527};
528
529struct omapdss_dpi_ops {
530 int (*connect)(struct omap_dss_device *dssdev,
531 struct omap_dss_device *dst);
532 void (*disconnect)(struct omap_dss_device *dssdev,
533 struct omap_dss_device *dst);
534
535 int (*enable)(struct omap_dss_device *dssdev);
536 void (*disable)(struct omap_dss_device *dssdev);
537
538 int (*check_timings)(struct omap_dss_device *dssdev,
539 struct omap_video_timings *timings);
540 void (*set_timings)(struct omap_dss_device *dssdev,
541 struct omap_video_timings *timings);
542 void (*get_timings)(struct omap_dss_device *dssdev,
543 struct omap_video_timings *timings);
544
545 void (*set_data_lines)(struct omap_dss_device *dssdev, int data_lines);
546};
547
548struct omapdss_sdi_ops {
549 int (*connect)(struct omap_dss_device *dssdev,
550 struct omap_dss_device *dst);
551 void (*disconnect)(struct omap_dss_device *dssdev,
552 struct omap_dss_device *dst);
553
554 int (*enable)(struct omap_dss_device *dssdev);
555 void (*disable)(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 void (*set_datapairs)(struct omap_dss_device *dssdev, int datapairs);
565};
566
567struct omapdss_dvi_ops {
568 int (*connect)(struct omap_dss_device *dssdev,
569 struct omap_dss_device *dst);
570 void (*disconnect)(struct omap_dss_device *dssdev,
571 struct omap_dss_device *dst);
572
573 int (*enable)(struct omap_dss_device *dssdev);
574 void (*disable)(struct omap_dss_device *dssdev);
575
576 int (*check_timings)(struct omap_dss_device *dssdev,
577 struct omap_video_timings *timings);
578 void (*set_timings)(struct omap_dss_device *dssdev,
579 struct omap_video_timings *timings);
580 void (*get_timings)(struct omap_dss_device *dssdev,
581 struct omap_video_timings *timings);
582};
583
584struct omapdss_atv_ops {
585 int (*connect)(struct omap_dss_device *dssdev,
586 struct omap_dss_device *dst);
587 void (*disconnect)(struct omap_dss_device *dssdev,
588 struct omap_dss_device *dst);
589
590 int (*enable)(struct omap_dss_device *dssdev);
591 void (*disable)(struct omap_dss_device *dssdev);
592
593 int (*check_timings)(struct omap_dss_device *dssdev,
594 struct omap_video_timings *timings);
595 void (*set_timings)(struct omap_dss_device *dssdev,
596 struct omap_video_timings *timings);
597 void (*get_timings)(struct omap_dss_device *dssdev,
598 struct omap_video_timings *timings);
599
600 void (*set_type)(struct omap_dss_device *dssdev,
601 enum omap_dss_venc_type type);
602 void (*invert_vid_out_polarity)(struct omap_dss_device *dssdev,
603 bool invert_polarity);
604
605 int (*set_wss)(struct omap_dss_device *dssdev, u32 wss);
606 u32 (*get_wss)(struct omap_dss_device *dssdev);
607};
608
609struct omapdss_hdmi_ops {
610 int (*connect)(struct omap_dss_device *dssdev,
611 struct omap_dss_device *dst);
612 void (*disconnect)(struct omap_dss_device *dssdev,
613 struct omap_dss_device *dst);
614
615 int (*enable)(struct omap_dss_device *dssdev);
616 void (*disable)(struct omap_dss_device *dssdev);
617
618 int (*check_timings)(struct omap_dss_device *dssdev,
619 struct omap_video_timings *timings);
620 void (*set_timings)(struct omap_dss_device *dssdev,
621 struct omap_video_timings *timings);
622 void (*get_timings)(struct omap_dss_device *dssdev,
623 struct omap_video_timings *timings);
624
625 int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len);
626 bool (*detect)(struct omap_dss_device *dssdev);
627
628 int (*set_hdmi_mode)(struct omap_dss_device *dssdev, bool hdmi_mode);
629 int (*set_infoframe)(struct omap_dss_device *dssdev,
630 const struct hdmi_avi_infoframe *avi);
631};
632
633struct omapdss_dsi_ops {
634 int (*connect)(struct omap_dss_device *dssdev,
635 struct omap_dss_device *dst);
636 void (*disconnect)(struct omap_dss_device *dssdev,
637 struct omap_dss_device *dst);
638
639 int (*enable)(struct omap_dss_device *dssdev);
640 void (*disable)(struct omap_dss_device *dssdev, bool disconnect_lanes,
641 bool enter_ulps);
642
643 /* bus configuration */
644 int (*set_config)(struct omap_dss_device *dssdev,
645 const struct omap_dss_dsi_config *cfg);
646 int (*configure_pins)(struct omap_dss_device *dssdev,
647 const struct omap_dsi_pin_config *pin_cfg);
648
649 void (*enable_hs)(struct omap_dss_device *dssdev, int channel,
650 bool enable);
651 int (*enable_te)(struct omap_dss_device *dssdev, bool enable);
652
653 int (*update)(struct omap_dss_device *dssdev, int channel,
654 void (*callback)(int, void *), void *data);
655
656 void (*bus_lock)(struct omap_dss_device *dssdev);
657 void (*bus_unlock)(struct omap_dss_device *dssdev);
658
659 int (*enable_video_output)(struct omap_dss_device *dssdev, int channel);
660 void (*disable_video_output)(struct omap_dss_device *dssdev,
661 int channel);
662
663 int (*request_vc)(struct omap_dss_device *dssdev, int *channel);
664 int (*set_vc_id)(struct omap_dss_device *dssdev, int channel,
665 int vc_id);
666 void (*release_vc)(struct omap_dss_device *dssdev, int channel);
667
668 /* data transfer */
669 int (*dcs_write)(struct omap_dss_device *dssdev, int channel,
670 u8 *data, int len);
671 int (*dcs_write_nosync)(struct omap_dss_device *dssdev, int channel,
672 u8 *data, int len);
673 int (*dcs_read)(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
674 u8 *data, int len);
675
676 int (*gen_write)(struct omap_dss_device *dssdev, int channel,
677 u8 *data, int len);
678 int (*gen_write_nosync)(struct omap_dss_device *dssdev, int channel,
679 u8 *data, int len);
680 int (*gen_read)(struct omap_dss_device *dssdev, int channel,
681 u8 *reqdata, int reqlen,
682 u8 *data, int len);
683
684 int (*bta_sync)(struct omap_dss_device *dssdev, int channel);
685
686 int (*set_max_rx_packet_size)(struct omap_dss_device *dssdev,
687 int channel, u16 plen);
688};
689
690struct omap_dss_device {
691 struct kobject kobj;
692 struct device *dev;
693
694 struct module *owner;
695
696 struct list_head panel_list;
697
698 /* alias in the form of "display%d" */
699 char alias[16];
700
701 enum omap_display_type type;
702 enum omap_display_type output_type;
703
704 union {
705 struct {
706 u8 data_lines;
707 } dpi;
708
709 struct {
710 u8 channel;
711 u8 data_lines;
712 } rfbi;
713
714 struct {
715 u8 datapairs;
716 } sdi;
717
718 struct {
719 int module;
720 } dsi;
721
722 struct {
723 enum omap_dss_venc_type type;
724 bool invert_polarity;
725 } venc;
726 } phy;
727
728 struct {
729 struct omap_video_timings timings;
730
731 enum omap_dss_dsi_pixel_format dsi_pix_fmt;
732 enum omap_dss_dsi_mode dsi_mode;
733 } panel;
734
735 struct {
736 u8 pixel_size;
737 struct rfbi_timings rfbi_timings;
738 } ctrl;
739
740 const char *name;
741
742 /* used to match device to driver */
743 const char *driver_name;
744
745 void *data;
746
747 struct omap_dss_driver *driver;
748
749 union {
750 const struct omapdss_dpi_ops *dpi;
751 const struct omapdss_sdi_ops *sdi;
752 const struct omapdss_dvi_ops *dvi;
753 const struct omapdss_hdmi_ops *hdmi;
754 const struct omapdss_atv_ops *atv;
755 const struct omapdss_dsi_ops *dsi;
756 } ops;
757
758 /* helper variable for driver suspend/resume */
759 bool activate_after_resume;
760
761 enum omap_display_caps caps;
762
763 struct omap_dss_device *src;
764
765 enum omap_dss_display_state state;
766
767 /* OMAP DSS output specific fields */
768
769 struct list_head list;
770
771 /* DISPC channel for this output */
772 enum omap_channel dispc_channel;
773 bool dispc_channel_connected;
774
775 /* output instance */
776 enum omap_dss_output_id id;
777
778 /* the port number in the DT node */
779 int port_num;
780
781 /* dynamic fields */
782 struct omap_overlay_manager *manager;
783
784 struct omap_dss_device *dst;
785};
786
787struct omap_dss_driver {
788 int (*probe)(struct omap_dss_device *);
789 void (*remove)(struct omap_dss_device *);
790
791 int (*connect)(struct omap_dss_device *dssdev);
792 void (*disconnect)(struct omap_dss_device *dssdev);
793
794 int (*enable)(struct omap_dss_device *display);
795 void (*disable)(struct omap_dss_device *display);
796 int (*run_test)(struct omap_dss_device *display, int test);
797
798 int (*update)(struct omap_dss_device *dssdev,
799 u16 x, u16 y, u16 w, u16 h);
800 int (*sync)(struct omap_dss_device *dssdev);
801
802 int (*enable_te)(struct omap_dss_device *dssdev, bool enable);
803 int (*get_te)(struct omap_dss_device *dssdev);
804
805 u8 (*get_rotate)(struct omap_dss_device *dssdev);
806 int (*set_rotate)(struct omap_dss_device *dssdev, u8 rotate);
807
808 bool (*get_mirror)(struct omap_dss_device *dssdev);
809 int (*set_mirror)(struct omap_dss_device *dssdev, bool enable);
810
811 int (*memory_read)(struct omap_dss_device *dssdev,
812 void *buf, size_t size,
813 u16 x, u16 y, u16 w, u16 h);
814
815 void (*get_resolution)(struct omap_dss_device *dssdev,
816 u16 *xres, u16 *yres);
817 void (*get_dimensions)(struct omap_dss_device *dssdev,
818 u32 *width, u32 *height);
819 int (*get_recommended_bpp)(struct omap_dss_device *dssdev);
820
821 int (*check_timings)(struct omap_dss_device *dssdev,
822 struct omap_video_timings *timings);
823 void (*set_timings)(struct omap_dss_device *dssdev,
824 struct omap_video_timings *timings);
825 void (*get_timings)(struct omap_dss_device *dssdev,
826 struct omap_video_timings *timings);
827
828 int (*set_wss)(struct omap_dss_device *dssdev, u32 wss);
829 u32 (*get_wss)(struct omap_dss_device *dssdev);
830
831 int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len);
832 bool (*detect)(struct omap_dss_device *dssdev);
833
834 int (*set_hdmi_mode)(struct omap_dss_device *dssdev, bool hdmi_mode);
835 int (*set_hdmi_infoframe)(struct omap_dss_device *dssdev,
836 const struct hdmi_avi_infoframe *avi);
837};
838
839enum omapdss_version omapdss_get_version(void);
840bool omapdss_is_initialized(void);
841
842int omap_dss_register_driver(struct omap_dss_driver *);
843void omap_dss_unregister_driver(struct omap_dss_driver *);
844
845int omapdss_register_display(struct omap_dss_device *dssdev);
846void omapdss_unregister_display(struct omap_dss_device *dssdev);
847
848struct omap_dss_device *omap_dss_get_device(struct omap_dss_device *dssdev);
849void omap_dss_put_device(struct omap_dss_device *dssdev);
850#define for_each_dss_dev(d) while ((d = omap_dss_get_next_device(d)) != NULL)
851struct omap_dss_device *omap_dss_get_next_device(struct omap_dss_device *from);
852struct omap_dss_device *omap_dss_find_device(void *data,
853 int (*match)(struct omap_dss_device *dssdev, void *data));
854const char *omapdss_get_default_display_name(void);
855
856void videomode_to_omap_video_timings(const struct videomode *vm,
857 struct omap_video_timings *ovt);
858void omap_video_timings_to_videomode(const struct omap_video_timings *ovt,
859 struct videomode *vm);
860
861int dss_feat_get_num_mgrs(void);
862int dss_feat_get_num_ovls(void);
863enum omap_color_mode dss_feat_get_supported_color_modes(enum omap_plane plane);
864
865
866
867int omap_dss_get_num_overlay_managers(void);
868struct omap_overlay_manager *omap_dss_get_overlay_manager(int num);
869
870int omap_dss_get_num_overlays(void);
871struct omap_overlay *omap_dss_get_overlay(int num);
872
873int omapdss_register_output(struct omap_dss_device *output);
874void omapdss_unregister_output(struct omap_dss_device *output);
875struct omap_dss_device *omap_dss_get_output(enum omap_dss_output_id id);
876struct omap_dss_device *omap_dss_find_output(const char *name);
877struct omap_dss_device *omap_dss_find_output_by_port_node(struct device_node *port);
878int omapdss_output_set_device(struct omap_dss_device *out,
879 struct omap_dss_device *dssdev);
880int omapdss_output_unset_device(struct omap_dss_device *out);
881
882struct omap_dss_device *omapdss_find_output_from_display(struct omap_dss_device *dssdev);
883struct omap_overlay_manager *omapdss_find_mgr_from_display(struct omap_dss_device *dssdev);
884
885void omapdss_default_get_resolution(struct omap_dss_device *dssdev,
886 u16 *xres, u16 *yres);
887int omapdss_default_get_recommended_bpp(struct omap_dss_device *dssdev);
888void omapdss_default_get_timings(struct omap_dss_device *dssdev,
889 struct omap_video_timings *timings);
890
891typedef void (*omap_dispc_isr_t) (void *arg, u32 mask);
892int omap_dispc_register_isr(omap_dispc_isr_t isr, void *arg, u32 mask);
893int omap_dispc_unregister_isr(omap_dispc_isr_t isr, void *arg, u32 mask);
894
895int omapdss_compat_init(void);
896void omapdss_compat_uninit(void);
897
898static inline bool omapdss_device_is_connected(struct omap_dss_device *dssdev)
899{
900 return dssdev->src;
901}
902
903static inline bool omapdss_device_is_enabled(struct omap_dss_device *dssdev)
904{
905 return dssdev->state == OMAP_DSS_DISPLAY_ACTIVE;
906}
907
908struct device_node *
909omapdss_of_get_next_port(const struct device_node *parent,
910 struct device_node *prev);
911
912struct device_node *
913omapdss_of_get_next_endpoint(const struct device_node *parent,
914 struct device_node *prev);
915
916struct device_node *
917omapdss_of_get_first_endpoint(const struct device_node *parent);
918
919struct omap_dss_device *
920omapdss_of_find_source_for_first_ep(struct device_node *node);
921
922#endif