tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
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_SYNC_LOST3 (1 << 27)
55#define DISPC_IRQ_VSYNC3 (1 << 28)
56#define DISPC_IRQ_ACBIAS_COUNT_STAT3 (1 << 29)
57#define DISPC_IRQ_FRAMEDONE3 (1 << 30)
58
59struct omap_dss_device;
60struct omap_overlay_manager;
61struct dss_lcd_mgr_config;
62struct snd_aes_iec958;
63struct snd_cea_861_aud_if;
64
65enum omap_display_type {
66 OMAP_DISPLAY_TYPE_NONE = 0,
67 OMAP_DISPLAY_TYPE_DPI = 1 << 0,
68 OMAP_DISPLAY_TYPE_DBI = 1 << 1,
69 OMAP_DISPLAY_TYPE_SDI = 1 << 2,
70 OMAP_DISPLAY_TYPE_DSI = 1 << 3,
71 OMAP_DISPLAY_TYPE_VENC = 1 << 4,
72 OMAP_DISPLAY_TYPE_HDMI = 1 << 5,
73 OMAP_DISPLAY_TYPE_DVI = 1 << 6,
74};
75
76enum omap_plane {
77 OMAP_DSS_GFX = 0,
78 OMAP_DSS_VIDEO1 = 1,
79 OMAP_DSS_VIDEO2 = 2,
80 OMAP_DSS_VIDEO3 = 3,
81 OMAP_DSS_WB = 4,
82};
83
84enum omap_channel {
85 OMAP_DSS_CHANNEL_LCD = 0,
86 OMAP_DSS_CHANNEL_DIGIT = 1,
87 OMAP_DSS_CHANNEL_LCD2 = 2,
88 OMAP_DSS_CHANNEL_LCD3 = 3,
89};
90
91enum omap_color_mode {
92 OMAP_DSS_COLOR_CLUT1 = 1 << 0, /* BITMAP 1 */
93 OMAP_DSS_COLOR_CLUT2 = 1 << 1, /* BITMAP 2 */
94 OMAP_DSS_COLOR_CLUT4 = 1 << 2, /* BITMAP 4 */
95 OMAP_DSS_COLOR_CLUT8 = 1 << 3, /* BITMAP 8 */
96 OMAP_DSS_COLOR_RGB12U = 1 << 4, /* RGB12, 16-bit container */
97 OMAP_DSS_COLOR_ARGB16 = 1 << 5, /* ARGB16 */
98 OMAP_DSS_COLOR_RGB16 = 1 << 6, /* RGB16 */
99 OMAP_DSS_COLOR_RGB24U = 1 << 7, /* RGB24, 32-bit container */
100 OMAP_DSS_COLOR_RGB24P = 1 << 8, /* RGB24, 24-bit container */
101 OMAP_DSS_COLOR_YUV2 = 1 << 9, /* YUV2 4:2:2 co-sited */
102 OMAP_DSS_COLOR_UYVY = 1 << 10, /* UYVY 4:2:2 co-sited */
103 OMAP_DSS_COLOR_ARGB32 = 1 << 11, /* ARGB32 */
104 OMAP_DSS_COLOR_RGBA32 = 1 << 12, /* RGBA32 */
105 OMAP_DSS_COLOR_RGBX32 = 1 << 13, /* RGBx32 */
106 OMAP_DSS_COLOR_NV12 = 1 << 14, /* NV12 format: YUV 4:2:0 */
107 OMAP_DSS_COLOR_RGBA16 = 1 << 15, /* RGBA16 - 4444 */
108 OMAP_DSS_COLOR_RGBX16 = 1 << 16, /* RGBx16 - 4444 */
109 OMAP_DSS_COLOR_ARGB16_1555 = 1 << 17, /* ARGB16 - 1555 */
110 OMAP_DSS_COLOR_XRGB16_1555 = 1 << 18, /* xRGB16 - 1555 */
111};
112
113enum omap_dss_load_mode {
114 OMAP_DSS_LOAD_CLUT_AND_FRAME = 0,
115 OMAP_DSS_LOAD_CLUT_ONLY = 1,
116 OMAP_DSS_LOAD_FRAME_ONLY = 2,
117 OMAP_DSS_LOAD_CLUT_ONCE_FRAME = 3,
118};
119
120enum omap_dss_trans_key_type {
121 OMAP_DSS_COLOR_KEY_GFX_DST = 0,
122 OMAP_DSS_COLOR_KEY_VID_SRC = 1,
123};
124
125enum omap_rfbi_te_mode {
126 OMAP_DSS_RFBI_TE_MODE_1 = 1,
127 OMAP_DSS_RFBI_TE_MODE_2 = 2,
128};
129
130enum omap_dss_signal_level {
131 OMAPDSS_SIG_ACTIVE_HIGH = 0,
132 OMAPDSS_SIG_ACTIVE_LOW = 1,
133};
134
135enum omap_dss_signal_edge {
136 OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES,
137 OMAPDSS_DRIVE_SIG_RISING_EDGE,
138 OMAPDSS_DRIVE_SIG_FALLING_EDGE,
139};
140
141enum omap_dss_venc_type {
142 OMAP_DSS_VENC_TYPE_COMPOSITE,
143 OMAP_DSS_VENC_TYPE_SVIDEO,
144};
145
146enum omap_dss_dsi_pixel_format {
147 OMAP_DSS_DSI_FMT_RGB888,
148 OMAP_DSS_DSI_FMT_RGB666,
149 OMAP_DSS_DSI_FMT_RGB666_PACKED,
150 OMAP_DSS_DSI_FMT_RGB565,
151};
152
153enum omap_dss_dsi_mode {
154 OMAP_DSS_DSI_CMD_MODE = 0,
155 OMAP_DSS_DSI_VIDEO_MODE,
156};
157
158enum omap_display_caps {
159 OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE = 1 << 0,
160 OMAP_DSS_DISPLAY_CAP_TEAR_ELIM = 1 << 1,
161};
162
163enum omap_dss_display_state {
164 OMAP_DSS_DISPLAY_DISABLED = 0,
165 OMAP_DSS_DISPLAY_ACTIVE,
166};
167
168enum omap_dss_audio_state {
169 OMAP_DSS_AUDIO_DISABLED = 0,
170 OMAP_DSS_AUDIO_ENABLED,
171 OMAP_DSS_AUDIO_CONFIGURED,
172 OMAP_DSS_AUDIO_PLAYING,
173};
174
175struct omap_dss_audio {
176 struct snd_aes_iec958 *iec;
177 struct snd_cea_861_aud_if *cea;
178};
179
180enum omap_dss_rotation_type {
181 OMAP_DSS_ROT_DMA = 1 << 0,
182 OMAP_DSS_ROT_VRFB = 1 << 1,
183 OMAP_DSS_ROT_TILER = 1 << 2,
184};
185
186/* clockwise rotation angle */
187enum omap_dss_rotation_angle {
188 OMAP_DSS_ROT_0 = 0,
189 OMAP_DSS_ROT_90 = 1,
190 OMAP_DSS_ROT_180 = 2,
191 OMAP_DSS_ROT_270 = 3,
192};
193
194enum omap_overlay_caps {
195 OMAP_DSS_OVL_CAP_SCALE = 1 << 0,
196 OMAP_DSS_OVL_CAP_GLOBAL_ALPHA = 1 << 1,
197 OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA = 1 << 2,
198 OMAP_DSS_OVL_CAP_ZORDER = 1 << 3,
199 OMAP_DSS_OVL_CAP_POS = 1 << 4,
200 OMAP_DSS_OVL_CAP_REPLICATION = 1 << 5,
201};
202
203enum omap_overlay_manager_caps {
204 OMAP_DSS_DUMMY_VALUE, /* add a dummy value to prevent compiler error */
205};
206
207enum omap_dss_clk_source {
208 OMAP_DSS_CLK_SRC_FCK = 0, /* OMAP2/3: DSS1_ALWON_FCLK
209 * OMAP4: DSS_FCLK */
210 OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC, /* OMAP3: DSI1_PLL_FCLK
211 * OMAP4: PLL1_CLK1 */
212 OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI, /* OMAP3: DSI2_PLL_FCLK
213 * OMAP4: PLL1_CLK2 */
214 OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC, /* OMAP4: PLL2_CLK1 */
215 OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DSI, /* OMAP4: PLL2_CLK2 */
216};
217
218enum omap_hdmi_flags {
219 OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP = 1 << 0,
220};
221
222enum omap_dss_output_id {
223 OMAP_DSS_OUTPUT_DPI = 1 << 0,
224 OMAP_DSS_OUTPUT_DBI = 1 << 1,
225 OMAP_DSS_OUTPUT_SDI = 1 << 2,
226 OMAP_DSS_OUTPUT_DSI1 = 1 << 3,
227 OMAP_DSS_OUTPUT_DSI2 = 1 << 4,
228 OMAP_DSS_OUTPUT_VENC = 1 << 5,
229 OMAP_DSS_OUTPUT_HDMI = 1 << 6,
230};
231
232/* RFBI */
233
234struct rfbi_timings {
235 int cs_on_time;
236 int cs_off_time;
237 int we_on_time;
238 int we_off_time;
239 int re_on_time;
240 int re_off_time;
241 int we_cycle_time;
242 int re_cycle_time;
243 int cs_pulse_width;
244 int access_time;
245
246 int clk_div;
247
248 u32 tim[5]; /* set by rfbi_convert_timings() */
249
250 int converted;
251};
252
253/* DSI */
254
255enum omap_dss_dsi_trans_mode {
256 /* Sync Pulses: both sync start and end packets sent */
257 OMAP_DSS_DSI_PULSE_MODE,
258 /* Sync Events: only sync start packets sent */
259 OMAP_DSS_DSI_EVENT_MODE,
260 /* Burst: only sync start packets sent, pixels are time compressed */
261 OMAP_DSS_DSI_BURST_MODE,
262};
263
264struct omap_dss_dsi_videomode_timings {
265 unsigned long hsclk;
266
267 unsigned ndl;
268 unsigned bitspp;
269
270 /* pixels */
271 u16 hact;
272 /* lines */
273 u16 vact;
274
275 /* DSI video mode blanking data */
276 /* Unit: byte clock cycles */
277 u16 hss;
278 u16 hsa;
279 u16 hse;
280 u16 hfp;
281 u16 hbp;
282 /* Unit: line clocks */
283 u16 vsa;
284 u16 vfp;
285 u16 vbp;
286
287 /* DSI blanking modes */
288 int blanking_mode;
289 int hsa_blanking_mode;
290 int hbp_blanking_mode;
291 int hfp_blanking_mode;
292
293 enum omap_dss_dsi_trans_mode trans_mode;
294
295 bool ddr_clk_always_on;
296 int window_sync;
297};
298
299struct omap_dss_dsi_config {
300 enum omap_dss_dsi_mode mode;
301 enum omap_dss_dsi_pixel_format pixel_format;
302 const struct omap_video_timings *timings;
303
304 unsigned long hs_clk_min, hs_clk_max;
305 unsigned long lp_clk_min, lp_clk_max;
306
307 bool ddr_clk_always_on;
308 enum omap_dss_dsi_trans_mode trans_mode;
309};
310
311enum omapdss_version {
312 OMAPDSS_VER_UNKNOWN = 0,
313 OMAPDSS_VER_OMAP24xx,
314 OMAPDSS_VER_OMAP34xx_ES1, /* OMAP3430 ES1.0, 2.0 */
315 OMAPDSS_VER_OMAP34xx_ES3, /* OMAP3430 ES3.0+ */
316 OMAPDSS_VER_OMAP3630,
317 OMAPDSS_VER_AM35xx,
318 OMAPDSS_VER_OMAP4430_ES1, /* OMAP4430 ES1.0 */
319 OMAPDSS_VER_OMAP4430_ES2, /* OMAP4430 ES2.0, 2.1, 2.2 */
320 OMAPDSS_VER_OMAP4, /* All other OMAP4s */
321 OMAPDSS_VER_OMAP5,
322};
323
324/* Board specific data */
325struct omap_dss_board_info {
326 int (*get_context_loss_count)(struct device *dev);
327 int num_devices;
328 struct omap_dss_device **devices;
329 struct omap_dss_device *default_device;
330 const char *default_display_name;
331 int (*dsi_enable_pads)(int dsi_id, unsigned lane_mask);
332 void (*dsi_disable_pads)(int dsi_id, unsigned lane_mask);
333 int (*set_min_bus_tput)(struct device *dev, unsigned long r);
334 enum omapdss_version version;
335};
336
337/* Init with the board info */
338extern int omap_display_init(struct omap_dss_board_info *board_data);
339/* HDMI mux init*/
340extern int omap_hdmi_init(enum omap_hdmi_flags flags);
341
342struct omap_video_timings {
343 /* Unit: pixels */
344 u16 x_res;
345 /* Unit: pixels */
346 u16 y_res;
347 /* Unit: KHz */
348 u32 pixel_clock;
349 /* Unit: pixel clocks */
350 u16 hsw; /* Horizontal synchronization pulse width */
351 /* Unit: pixel clocks */
352 u16 hfp; /* Horizontal front porch */
353 /* Unit: pixel clocks */
354 u16 hbp; /* Horizontal back porch */
355 /* Unit: line clocks */
356 u16 vsw; /* Vertical synchronization pulse width */
357 /* Unit: line clocks */
358 u16 vfp; /* Vertical front porch */
359 /* Unit: line clocks */
360 u16 vbp; /* Vertical back porch */
361
362 /* Vsync logic level */
363 enum omap_dss_signal_level vsync_level;
364 /* Hsync logic level */
365 enum omap_dss_signal_level hsync_level;
366 /* Interlaced or Progressive timings */
367 bool interlace;
368 /* Pixel clock edge to drive LCD data */
369 enum omap_dss_signal_edge data_pclk_edge;
370 /* Data enable logic level */
371 enum omap_dss_signal_level de_level;
372 /* Pixel clock edges to drive HSYNC and VSYNC signals */
373 enum omap_dss_signal_edge sync_pclk_edge;
374};
375
376#ifdef CONFIG_OMAP2_DSS_VENC
377/* Hardcoded timings for tv modes. Venc only uses these to
378 * identify the mode, and does not actually use the configs
379 * itself. However, the configs should be something that
380 * a normal monitor can also show */
381extern const struct omap_video_timings omap_dss_pal_timings;
382extern const struct omap_video_timings omap_dss_ntsc_timings;
383#endif
384
385struct omap_dss_cpr_coefs {
386 s16 rr, rg, rb;
387 s16 gr, gg, gb;
388 s16 br, bg, bb;
389};
390
391struct omap_overlay_info {
392 u32 paddr;
393 u32 p_uv_addr; /* for NV12 format */
394 u16 screen_width;
395 u16 width;
396 u16 height;
397 enum omap_color_mode color_mode;
398 u8 rotation;
399 enum omap_dss_rotation_type rotation_type;
400 bool mirror;
401
402 u16 pos_x;
403 u16 pos_y;
404 u16 out_width; /* if 0, out_width == width */
405 u16 out_height; /* if 0, out_height == height */
406 u8 global_alpha;
407 u8 pre_mult_alpha;
408 u8 zorder;
409};
410
411struct omap_overlay {
412 struct kobject kobj;
413 struct list_head list;
414
415 /* static fields */
416 const char *name;
417 enum omap_plane id;
418 enum omap_color_mode supported_modes;
419 enum omap_overlay_caps caps;
420
421 /* dynamic fields */
422 struct omap_overlay_manager *manager;
423
424 /*
425 * The following functions do not block:
426 *
427 * is_enabled
428 * set_overlay_info
429 * get_overlay_info
430 *
431 * The rest of the functions may block and cannot be called from
432 * interrupt context
433 */
434
435 int (*enable)(struct omap_overlay *ovl);
436 int (*disable)(struct omap_overlay *ovl);
437 bool (*is_enabled)(struct omap_overlay *ovl);
438
439 int (*set_manager)(struct omap_overlay *ovl,
440 struct omap_overlay_manager *mgr);
441 int (*unset_manager)(struct omap_overlay *ovl);
442
443 int (*set_overlay_info)(struct omap_overlay *ovl,
444 struct omap_overlay_info *info);
445 void (*get_overlay_info)(struct omap_overlay *ovl,
446 struct omap_overlay_info *info);
447
448 int (*wait_for_go)(struct omap_overlay *ovl);
449
450 struct omap_dss_device *(*get_device)(struct omap_overlay *ovl);
451};
452
453struct omap_overlay_manager_info {
454 u32 default_color;
455
456 enum omap_dss_trans_key_type trans_key_type;
457 u32 trans_key;
458 bool trans_enabled;
459
460 bool partial_alpha_enabled;
461
462 bool cpr_enable;
463 struct omap_dss_cpr_coefs cpr_coefs;
464};
465
466struct omap_overlay_manager {
467 struct kobject kobj;
468
469 /* static fields */
470 const char *name;
471 enum omap_channel id;
472 enum omap_overlay_manager_caps caps;
473 struct list_head overlays;
474 enum omap_display_type supported_displays;
475 enum omap_dss_output_id supported_outputs;
476
477 /* dynamic fields */
478 struct omap_dss_device *output;
479
480 /*
481 * The following functions do not block:
482 *
483 * set_manager_info
484 * get_manager_info
485 * apply
486 *
487 * The rest of the functions may block and cannot be called from
488 * interrupt context
489 */
490
491 int (*set_output)(struct omap_overlay_manager *mgr,
492 struct omap_dss_device *output);
493 int (*unset_output)(struct omap_overlay_manager *mgr);
494
495 int (*set_manager_info)(struct omap_overlay_manager *mgr,
496 struct omap_overlay_manager_info *info);
497 void (*get_manager_info)(struct omap_overlay_manager *mgr,
498 struct omap_overlay_manager_info *info);
499
500 int (*apply)(struct omap_overlay_manager *mgr);
501 int (*wait_for_go)(struct omap_overlay_manager *mgr);
502 int (*wait_for_vsync)(struct omap_overlay_manager *mgr);
503
504 struct omap_dss_device *(*get_device)(struct omap_overlay_manager *mgr);
505};
506
507/* 22 pins means 1 clk lane and 10 data lanes */
508#define OMAP_DSS_MAX_DSI_PINS 22
509
510struct omap_dsi_pin_config {
511 int num_pins;
512 /*
513 * pin numbers in the following order:
514 * clk+, clk-
515 * data1+, data1-
516 * data2+, data2-
517 * ...
518 */
519 int pins[OMAP_DSS_MAX_DSI_PINS];
520};
521
522struct omap_dss_writeback_info {
523 u32 paddr;
524 u32 p_uv_addr;
525 u16 buf_width;
526 u16 width;
527 u16 height;
528 enum omap_color_mode color_mode;
529 u8 rotation;
530 enum omap_dss_rotation_type rotation_type;
531 bool mirror;
532 u8 pre_mult_alpha;
533};
534
535struct omapdss_dpi_ops {
536 int (*connect)(struct omap_dss_device *dssdev,
537 struct omap_dss_device *dst);
538 void (*disconnect)(struct omap_dss_device *dssdev,
539 struct omap_dss_device *dst);
540
541 int (*enable)(struct omap_dss_device *dssdev);
542 void (*disable)(struct omap_dss_device *dssdev);
543
544 int (*check_timings)(struct omap_dss_device *dssdev,
545 struct omap_video_timings *timings);
546 void (*set_timings)(struct omap_dss_device *dssdev,
547 struct omap_video_timings *timings);
548 void (*get_timings)(struct omap_dss_device *dssdev,
549 struct omap_video_timings *timings);
550
551 void (*set_data_lines)(struct omap_dss_device *dssdev, int data_lines);
552};
553
554struct omapdss_sdi_ops {
555 int (*connect)(struct omap_dss_device *dssdev,
556 struct omap_dss_device *dst);
557 void (*disconnect)(struct omap_dss_device *dssdev,
558 struct omap_dss_device *dst);
559
560 int (*enable)(struct omap_dss_device *dssdev);
561 void (*disable)(struct omap_dss_device *dssdev);
562
563 int (*check_timings)(struct omap_dss_device *dssdev,
564 struct omap_video_timings *timings);
565 void (*set_timings)(struct omap_dss_device *dssdev,
566 struct omap_video_timings *timings);
567 void (*get_timings)(struct omap_dss_device *dssdev,
568 struct omap_video_timings *timings);
569
570 void (*set_datapairs)(struct omap_dss_device *dssdev, int datapairs);
571};
572
573struct omapdss_dvi_ops {
574 int (*connect)(struct omap_dss_device *dssdev,
575 struct omap_dss_device *dst);
576 void (*disconnect)(struct omap_dss_device *dssdev,
577 struct omap_dss_device *dst);
578
579 int (*enable)(struct omap_dss_device *dssdev);
580 void (*disable)(struct omap_dss_device *dssdev);
581
582 int (*check_timings)(struct omap_dss_device *dssdev,
583 struct omap_video_timings *timings);
584 void (*set_timings)(struct omap_dss_device *dssdev,
585 struct omap_video_timings *timings);
586 void (*get_timings)(struct omap_dss_device *dssdev,
587 struct omap_video_timings *timings);
588};
589
590struct omapdss_atv_ops {
591 int (*connect)(struct omap_dss_device *dssdev,
592 struct omap_dss_device *dst);
593 void (*disconnect)(struct omap_dss_device *dssdev,
594 struct omap_dss_device *dst);
595
596 int (*enable)(struct omap_dss_device *dssdev);
597 void (*disable)(struct omap_dss_device *dssdev);
598
599 int (*check_timings)(struct omap_dss_device *dssdev,
600 struct omap_video_timings *timings);
601 void (*set_timings)(struct omap_dss_device *dssdev,
602 struct omap_video_timings *timings);
603 void (*get_timings)(struct omap_dss_device *dssdev,
604 struct omap_video_timings *timings);
605
606 void (*set_type)(struct omap_dss_device *dssdev,
607 enum omap_dss_venc_type type);
608 void (*invert_vid_out_polarity)(struct omap_dss_device *dssdev,
609 bool invert_polarity);
610
611 int (*set_wss)(struct omap_dss_device *dssdev, u32 wss);
612 u32 (*get_wss)(struct omap_dss_device *dssdev);
613};
614
615struct omapdss_hdmi_ops {
616 int (*connect)(struct omap_dss_device *dssdev,
617 struct omap_dss_device *dst);
618 void (*disconnect)(struct omap_dss_device *dssdev,
619 struct omap_dss_device *dst);
620
621 int (*enable)(struct omap_dss_device *dssdev);
622 void (*disable)(struct omap_dss_device *dssdev);
623
624 int (*check_timings)(struct omap_dss_device *dssdev,
625 struct omap_video_timings *timings);
626 void (*set_timings)(struct omap_dss_device *dssdev,
627 struct omap_video_timings *timings);
628 void (*get_timings)(struct omap_dss_device *dssdev,
629 struct omap_video_timings *timings);
630
631 int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len);
632 bool (*detect)(struct omap_dss_device *dssdev);
633
634 /*
635 * Note: These functions might sleep. Do not call while
636 * holding a spinlock/readlock.
637 */
638 int (*audio_enable)(struct omap_dss_device *dssdev);
639 void (*audio_disable)(struct omap_dss_device *dssdev);
640 bool (*audio_supported)(struct omap_dss_device *dssdev);
641 int (*audio_config)(struct omap_dss_device *dssdev,
642 struct omap_dss_audio *audio);
643 /* Note: These functions may not sleep */
644 int (*audio_start)(struct omap_dss_device *dssdev);
645 void (*audio_stop)(struct omap_dss_device *dssdev);
646};
647
648struct omapdss_dsi_ops {
649 int (*connect)(struct omap_dss_device *dssdev,
650 struct omap_dss_device *dst);
651 void (*disconnect)(struct omap_dss_device *dssdev,
652 struct omap_dss_device *dst);
653
654 int (*enable)(struct omap_dss_device *dssdev);
655 void (*disable)(struct omap_dss_device *dssdev, bool disconnect_lanes,
656 bool enter_ulps);
657
658 /* bus configuration */
659 int (*set_config)(struct omap_dss_device *dssdev,
660 const struct omap_dss_dsi_config *cfg);
661 int (*configure_pins)(struct omap_dss_device *dssdev,
662 const struct omap_dsi_pin_config *pin_cfg);
663
664 void (*enable_hs)(struct omap_dss_device *dssdev, int channel,
665 bool enable);
666 int (*enable_te)(struct omap_dss_device *dssdev, bool enable);
667
668 int (*update)(struct omap_dss_device *dssdev, int channel,
669 void (*callback)(int, void *), void *data);
670
671 void (*bus_lock)(struct omap_dss_device *dssdev);
672 void (*bus_unlock)(struct omap_dss_device *dssdev);
673
674 int (*enable_video_output)(struct omap_dss_device *dssdev, int channel);
675 void (*disable_video_output)(struct omap_dss_device *dssdev,
676 int channel);
677
678 int (*request_vc)(struct omap_dss_device *dssdev, int *channel);
679 int (*set_vc_id)(struct omap_dss_device *dssdev, int channel,
680 int vc_id);
681 void (*release_vc)(struct omap_dss_device *dssdev, int channel);
682
683 /* data transfer */
684 int (*dcs_write)(struct omap_dss_device *dssdev, int channel,
685 u8 *data, int len);
686 int (*dcs_write_nosync)(struct omap_dss_device *dssdev, int channel,
687 u8 *data, int len);
688 int (*dcs_read)(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
689 u8 *data, int len);
690
691 int (*gen_write)(struct omap_dss_device *dssdev, int channel,
692 u8 *data, int len);
693 int (*gen_write_nosync)(struct omap_dss_device *dssdev, int channel,
694 u8 *data, int len);
695 int (*gen_read)(struct omap_dss_device *dssdev, int channel,
696 u8 *reqdata, int reqlen,
697 u8 *data, int len);
698
699 int (*bta_sync)(struct omap_dss_device *dssdev, int channel);
700
701 int (*set_max_rx_packet_size)(struct omap_dss_device *dssdev,
702 int channel, u16 plen);
703};
704
705struct omap_dss_device {
706 struct device *dev;
707
708 struct module *owner;
709
710 struct list_head panel_list;
711
712 /* alias in the form of "display%d" */
713 char alias[16];
714
715 enum omap_display_type type;
716 enum omap_display_type output_type;
717
718 union {
719 struct {
720 u8 data_lines;
721 } dpi;
722
723 struct {
724 u8 channel;
725 u8 data_lines;
726 } rfbi;
727
728 struct {
729 u8 datapairs;
730 } sdi;
731
732 struct {
733 int module;
734 } dsi;
735
736 struct {
737 enum omap_dss_venc_type type;
738 bool invert_polarity;
739 } venc;
740 } phy;
741
742 struct {
743 struct omap_video_timings timings;
744
745 enum omap_dss_dsi_pixel_format dsi_pix_fmt;
746 enum omap_dss_dsi_mode dsi_mode;
747 } panel;
748
749 struct {
750 u8 pixel_size;
751 struct rfbi_timings rfbi_timings;
752 } ctrl;
753
754 const char *name;
755
756 /* used to match device to driver */
757 const char *driver_name;
758
759 void *data;
760
761 struct omap_dss_driver *driver;
762
763 union {
764 const struct omapdss_dpi_ops *dpi;
765 const struct omapdss_sdi_ops *sdi;
766 const struct omapdss_dvi_ops *dvi;
767 const struct omapdss_hdmi_ops *hdmi;
768 const struct omapdss_atv_ops *atv;
769 const struct omapdss_dsi_ops *dsi;
770 } ops;
771
772 /* helper variable for driver suspend/resume */
773 bool activate_after_resume;
774
775 enum omap_display_caps caps;
776
777 struct omap_dss_device *src;
778
779 enum omap_dss_display_state state;
780
781 enum omap_dss_audio_state audio_state;
782
783 /* OMAP DSS output specific fields */
784
785 struct list_head list;
786
787 /* DISPC channel for this output */
788 enum omap_channel dispc_channel;
789
790 /* output instance */
791 enum omap_dss_output_id id;
792
793 /* dynamic fields */
794 struct omap_overlay_manager *manager;
795
796 struct omap_dss_device *dst;
797};
798
799struct omap_dss_hdmi_data
800{
801 int ct_cp_hpd_gpio;
802 int ls_oe_gpio;
803 int hpd_gpio;
804};
805
806struct omap_dss_driver {
807 int (*probe)(struct omap_dss_device *);
808 void (*remove)(struct omap_dss_device *);
809
810 int (*connect)(struct omap_dss_device *dssdev);
811 void (*disconnect)(struct omap_dss_device *dssdev);
812
813 int (*enable)(struct omap_dss_device *display);
814 void (*disable)(struct omap_dss_device *display);
815 int (*run_test)(struct omap_dss_device *display, int test);
816
817 int (*update)(struct omap_dss_device *dssdev,
818 u16 x, u16 y, u16 w, u16 h);
819 int (*sync)(struct omap_dss_device *dssdev);
820
821 int (*enable_te)(struct omap_dss_device *dssdev, bool enable);
822 int (*get_te)(struct omap_dss_device *dssdev);
823
824 u8 (*get_rotate)(struct omap_dss_device *dssdev);
825 int (*set_rotate)(struct omap_dss_device *dssdev, u8 rotate);
826
827 bool (*get_mirror)(struct omap_dss_device *dssdev);
828 int (*set_mirror)(struct omap_dss_device *dssdev, bool enable);
829
830 int (*memory_read)(struct omap_dss_device *dssdev,
831 void *buf, size_t size,
832 u16 x, u16 y, u16 w, u16 h);
833
834 void (*get_resolution)(struct omap_dss_device *dssdev,
835 u16 *xres, u16 *yres);
836 void (*get_dimensions)(struct omap_dss_device *dssdev,
837 u32 *width, u32 *height);
838 int (*get_recommended_bpp)(struct omap_dss_device *dssdev);
839
840 int (*check_timings)(struct omap_dss_device *dssdev,
841 struct omap_video_timings *timings);
842 void (*set_timings)(struct omap_dss_device *dssdev,
843 struct omap_video_timings *timings);
844 void (*get_timings)(struct omap_dss_device *dssdev,
845 struct omap_video_timings *timings);
846
847 int (*set_wss)(struct omap_dss_device *dssdev, u32 wss);
848 u32 (*get_wss)(struct omap_dss_device *dssdev);
849
850 int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len);
851 bool (*detect)(struct omap_dss_device *dssdev);
852
853 /*
854 * For display drivers that support audio. This encompasses
855 * HDMI and DisplayPort at the moment.
856 */
857 /*
858 * Note: These functions might sleep. Do not call while
859 * holding a spinlock/readlock.
860 */
861 int (*audio_enable)(struct omap_dss_device *dssdev);
862 void (*audio_disable)(struct omap_dss_device *dssdev);
863 bool (*audio_supported)(struct omap_dss_device *dssdev);
864 int (*audio_config)(struct omap_dss_device *dssdev,
865 struct omap_dss_audio *audio);
866 /* Note: These functions may not sleep */
867 int (*audio_start)(struct omap_dss_device *dssdev);
868 void (*audio_stop)(struct omap_dss_device *dssdev);
869
870};
871
872enum omapdss_version omapdss_get_version(void);
873bool omapdss_is_initialized(void);
874
875int omap_dss_register_driver(struct omap_dss_driver *);
876void omap_dss_unregister_driver(struct omap_dss_driver *);
877
878int omapdss_register_display(struct omap_dss_device *dssdev);
879void omapdss_unregister_display(struct omap_dss_device *dssdev);
880
881struct omap_dss_device *omap_dss_get_device(struct omap_dss_device *dssdev);
882void omap_dss_put_device(struct omap_dss_device *dssdev);
883#define for_each_dss_dev(d) while ((d = omap_dss_get_next_device(d)) != NULL)
884struct omap_dss_device *omap_dss_get_next_device(struct omap_dss_device *from);
885struct omap_dss_device *omap_dss_find_device(void *data,
886 int (*match)(struct omap_dss_device *dssdev, void *data));
887const char *omapdss_get_default_display_name(void);
888
889void videomode_to_omap_video_timings(const struct videomode *vm,
890 struct omap_video_timings *ovt);
891void omap_video_timings_to_videomode(const struct omap_video_timings *ovt,
892 struct videomode *vm);
893
894int dss_feat_get_num_mgrs(void);
895int dss_feat_get_num_ovls(void);
896enum omap_display_type dss_feat_get_supported_displays(enum omap_channel channel);
897enum omap_dss_output_id dss_feat_get_supported_outputs(enum omap_channel channel);
898enum omap_color_mode dss_feat_get_supported_color_modes(enum omap_plane plane);
899
900
901
902int omap_dss_get_num_overlay_managers(void);
903struct omap_overlay_manager *omap_dss_get_overlay_manager(int num);
904
905int omap_dss_get_num_overlays(void);
906struct omap_overlay *omap_dss_get_overlay(int num);
907
908int omapdss_register_output(struct omap_dss_device *output);
909void omapdss_unregister_output(struct omap_dss_device *output);
910struct omap_dss_device *omap_dss_get_output(enum omap_dss_output_id id);
911struct omap_dss_device *omap_dss_find_output(const char *name);
912struct omap_dss_device *omap_dss_find_output_by_node(struct device_node *node);
913int omapdss_output_set_device(struct omap_dss_device *out,
914 struct omap_dss_device *dssdev);
915int omapdss_output_unset_device(struct omap_dss_device *out);
916
917struct omap_dss_device *omapdss_find_output_from_display(struct omap_dss_device *dssdev);
918struct omap_overlay_manager *omapdss_find_mgr_from_display(struct omap_dss_device *dssdev);
919
920void omapdss_default_get_resolution(struct omap_dss_device *dssdev,
921 u16 *xres, u16 *yres);
922int omapdss_default_get_recommended_bpp(struct omap_dss_device *dssdev);
923void omapdss_default_get_timings(struct omap_dss_device *dssdev,
924 struct omap_video_timings *timings);
925
926typedef void (*omap_dispc_isr_t) (void *arg, u32 mask);
927int omap_dispc_register_isr(omap_dispc_isr_t isr, void *arg, u32 mask);
928int omap_dispc_unregister_isr(omap_dispc_isr_t isr, void *arg, u32 mask);
929
930u32 dispc_read_irqstatus(void);
931void dispc_clear_irqstatus(u32 mask);
932u32 dispc_read_irqenable(void);
933void dispc_write_irqenable(u32 mask);
934
935int dispc_request_irq(irq_handler_t handler, void *dev_id);
936void dispc_free_irq(void *dev_id);
937
938int dispc_runtime_get(void);
939void dispc_runtime_put(void);
940
941void dispc_mgr_enable(enum omap_channel channel, bool enable);
942bool dispc_mgr_is_enabled(enum omap_channel channel);
943u32 dispc_mgr_get_vsync_irq(enum omap_channel channel);
944u32 dispc_mgr_get_framedone_irq(enum omap_channel channel);
945u32 dispc_mgr_get_sync_lost_irq(enum omap_channel channel);
946bool dispc_mgr_go_busy(enum omap_channel channel);
947void dispc_mgr_go(enum omap_channel channel);
948void dispc_mgr_set_lcd_config(enum omap_channel channel,
949 const struct dss_lcd_mgr_config *config);
950void dispc_mgr_set_timings(enum omap_channel channel,
951 const struct omap_video_timings *timings);
952void dispc_mgr_setup(enum omap_channel channel,
953 const struct omap_overlay_manager_info *info);
954
955int dispc_ovl_check(enum omap_plane plane, enum omap_channel channel,
956 const struct omap_overlay_info *oi,
957 const struct omap_video_timings *timings,
958 int *x_predecim, int *y_predecim);
959
960int dispc_ovl_enable(enum omap_plane plane, bool enable);
961bool dispc_ovl_enabled(enum omap_plane plane);
962void dispc_ovl_set_channel_out(enum omap_plane plane,
963 enum omap_channel channel);
964int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi,
965 bool replication, const struct omap_video_timings *mgr_timings,
966 bool mem_to_mem);
967
968#define to_dss_driver(x) container_of((x), struct omap_dss_driver, driver)
969#define to_dss_device(x) container_of((x), struct omap_dss_device, old_dev)
970
971int omapdss_compat_init(void);
972void omapdss_compat_uninit(void);
973
974struct dss_mgr_ops {
975 int (*connect)(struct omap_overlay_manager *mgr,
976 struct omap_dss_device *dst);
977 void (*disconnect)(struct omap_overlay_manager *mgr,
978 struct omap_dss_device *dst);
979
980 void (*start_update)(struct omap_overlay_manager *mgr);
981 int (*enable)(struct omap_overlay_manager *mgr);
982 void (*disable)(struct omap_overlay_manager *mgr);
983 void (*set_timings)(struct omap_overlay_manager *mgr,
984 const struct omap_video_timings *timings);
985 void (*set_lcd_config)(struct omap_overlay_manager *mgr,
986 const struct dss_lcd_mgr_config *config);
987 int (*register_framedone_handler)(struct omap_overlay_manager *mgr,
988 void (*handler)(void *), void *data);
989 void (*unregister_framedone_handler)(struct omap_overlay_manager *mgr,
990 void (*handler)(void *), void *data);
991};
992
993int dss_install_mgr_ops(const struct dss_mgr_ops *mgr_ops);
994void dss_uninstall_mgr_ops(void);
995
996int dss_mgr_connect(struct omap_overlay_manager *mgr,
997 struct omap_dss_device *dst);
998void dss_mgr_disconnect(struct omap_overlay_manager *mgr,
999 struct omap_dss_device *dst);
1000void dss_mgr_set_timings(struct omap_overlay_manager *mgr,
1001 const struct omap_video_timings *timings);
1002void dss_mgr_set_lcd_config(struct omap_overlay_manager *mgr,
1003 const struct dss_lcd_mgr_config *config);
1004int dss_mgr_enable(struct omap_overlay_manager *mgr);
1005void dss_mgr_disable(struct omap_overlay_manager *mgr);
1006void dss_mgr_start_update(struct omap_overlay_manager *mgr);
1007int dss_mgr_register_framedone_handler(struct omap_overlay_manager *mgr,
1008 void (*handler)(void *), void *data);
1009void dss_mgr_unregister_framedone_handler(struct omap_overlay_manager *mgr,
1010 void (*handler)(void *), void *data);
1011
1012static inline bool omapdss_device_is_connected(struct omap_dss_device *dssdev)
1013{
1014 return dssdev->src;
1015}
1016
1017static inline bool omapdss_device_is_enabled(struct omap_dss_device *dssdev)
1018{
1019 return dssdev->state == OMAP_DSS_DISPLAY_ACTIVE;
1020}
1021
1022#endif