2 * Copyright (C) 2008 Nokia Corporation
3 * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com>
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.
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
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/>.
18 #ifndef __OMAP_OMAPDSS_H
19 #define __OMAP_OMAPDSS_H
21 #include <linux/list.h>
22 #include <linux/kobject.h>
23 #include <linux/device.h>
24 #include <linux/interrupt.h>
26 #include <video/videomode.h>
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)
59 struct omap_dss_device;
60 struct omap_overlay_manager;
61 struct dss_lcd_mgr_config;
62 struct snd_aes_iec958;
63 struct snd_cea_861_aud_if;
65 enum 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,
85 OMAP_DSS_CHANNEL_LCD = 0,
86 OMAP_DSS_CHANNEL_DIGIT = 1,
87 OMAP_DSS_CHANNEL_LCD2 = 2,
88 OMAP_DSS_CHANNEL_LCD3 = 3,
91 enum 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 */
113 enum 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,
120 enum omap_dss_trans_key_type {
121 OMAP_DSS_COLOR_KEY_GFX_DST = 0,
122 OMAP_DSS_COLOR_KEY_VID_SRC = 1,
125 enum omap_rfbi_te_mode {
126 OMAP_DSS_RFBI_TE_MODE_1 = 1,
127 OMAP_DSS_RFBI_TE_MODE_2 = 2,
130 enum omap_dss_signal_level {
131 OMAPDSS_SIG_ACTIVE_HIGH = 0,
132 OMAPDSS_SIG_ACTIVE_LOW = 1,
135 enum omap_dss_signal_edge {
136 OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES,
137 OMAPDSS_DRIVE_SIG_RISING_EDGE,
138 OMAPDSS_DRIVE_SIG_FALLING_EDGE,
141 enum omap_dss_venc_type {
142 OMAP_DSS_VENC_TYPE_COMPOSITE,
143 OMAP_DSS_VENC_TYPE_SVIDEO,
146 enum 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,
153 enum omap_dss_dsi_mode {
154 OMAP_DSS_DSI_CMD_MODE = 0,
155 OMAP_DSS_DSI_VIDEO_MODE,
158 enum omap_display_caps {
159 OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE = 1 << 0,
160 OMAP_DSS_DISPLAY_CAP_TEAR_ELIM = 1 << 1,
163 enum omap_dss_display_state {
164 OMAP_DSS_DISPLAY_DISABLED = 0,
165 OMAP_DSS_DISPLAY_ACTIVE,
168 enum 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,
175 struct omap_dss_audio {
176 struct snd_aes_iec958 *iec;
177 struct snd_cea_861_aud_if *cea;
180 enum 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,
186 /* clockwise rotation angle */
187 enum omap_dss_rotation_angle {
190 OMAP_DSS_ROT_180 = 2,
191 OMAP_DSS_ROT_270 = 3,
194 enum 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,
203 enum omap_overlay_manager_caps {
204 OMAP_DSS_DUMMY_VALUE, /* add a dummy value to prevent compiler error */
207 enum omap_dss_clk_source {
208 OMAP_DSS_CLK_SRC_FCK = 0, /* OMAP2/3: DSS1_ALWON_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 */
218 enum omap_hdmi_flags {
219 OMAP_HDMI_SDA_SCL_EXTERNAL_PULLUP = 1 << 0,
222 enum 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,
234 struct rfbi_timings {
248 u32 tim[5]; /* set by rfbi_convert_timings() */
255 enum 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,
264 struct omap_dss_dsi_videomode_timings {
275 /* DSI video mode blanking data */
276 /* Unit: byte clock cycles */
282 /* Unit: line clocks */
287 /* DSI blanking modes */
289 int hsa_blanking_mode;
290 int hbp_blanking_mode;
291 int hfp_blanking_mode;
293 enum omap_dss_dsi_trans_mode trans_mode;
295 bool ddr_clk_always_on;
299 struct 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;
304 unsigned long hs_clk_min, hs_clk_max;
305 unsigned long lp_clk_min, lp_clk_max;
307 bool ddr_clk_always_on;
308 enum omap_dss_dsi_trans_mode trans_mode;
311 enum 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,
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 */
324 /* Board specific data */
325 struct omap_dss_board_info {
327 struct omap_dss_device **devices;
328 struct omap_dss_device *default_device;
329 const char *default_display_name;
330 int (*dsi_enable_pads)(int dsi_id, unsigned lane_mask);
331 void (*dsi_disable_pads)(int dsi_id, unsigned lane_mask);
332 int (*set_min_bus_tput)(struct device *dev, unsigned long r);
333 enum omapdss_version version;
336 /* Init with the board info */
337 extern int omap_display_init(struct omap_dss_board_info *board_data);
339 extern int omap_hdmi_init(enum omap_hdmi_flags flags);
341 struct omap_video_timings {
348 /* Unit: pixel clocks */
349 u16 hsw; /* Horizontal synchronization pulse width */
350 /* Unit: pixel clocks */
351 u16 hfp; /* Horizontal front porch */
352 /* Unit: pixel clocks */
353 u16 hbp; /* Horizontal back porch */
354 /* Unit: line clocks */
355 u16 vsw; /* Vertical synchronization pulse width */
356 /* Unit: line clocks */
357 u16 vfp; /* Vertical front porch */
358 /* Unit: line clocks */
359 u16 vbp; /* Vertical back porch */
361 /* Vsync logic level */
362 enum omap_dss_signal_level vsync_level;
363 /* Hsync logic level */
364 enum omap_dss_signal_level hsync_level;
365 /* Interlaced or Progressive timings */
367 /* Pixel clock edge to drive LCD data */
368 enum omap_dss_signal_edge data_pclk_edge;
369 /* Data enable logic level */
370 enum omap_dss_signal_level de_level;
371 /* Pixel clock edges to drive HSYNC and VSYNC signals */
372 enum omap_dss_signal_edge sync_pclk_edge;
375 #ifdef CONFIG_OMAP2_DSS_VENC
376 /* Hardcoded timings for tv modes. Venc only uses these to
377 * identify the mode, and does not actually use the configs
378 * itself. However, the configs should be something that
379 * a normal monitor can also show */
380 extern const struct omap_video_timings omap_dss_pal_timings;
381 extern const struct omap_video_timings omap_dss_ntsc_timings;
384 struct omap_dss_cpr_coefs {
390 struct omap_overlay_info {
392 u32 p_uv_addr; /* for NV12 format */
396 enum omap_color_mode color_mode;
398 enum omap_dss_rotation_type rotation_type;
403 u16 out_width; /* if 0, out_width == width */
404 u16 out_height; /* if 0, out_height == height */
410 struct omap_overlay {
412 struct list_head list;
417 enum omap_color_mode supported_modes;
418 enum omap_overlay_caps caps;
421 struct omap_overlay_manager *manager;
424 * The following functions do not block:
430 * The rest of the functions may block and cannot be called from
434 int (*enable)(struct omap_overlay *ovl);
435 int (*disable)(struct omap_overlay *ovl);
436 bool (*is_enabled)(struct omap_overlay *ovl);
438 int (*set_manager)(struct omap_overlay *ovl,
439 struct omap_overlay_manager *mgr);
440 int (*unset_manager)(struct omap_overlay *ovl);
442 int (*set_overlay_info)(struct omap_overlay *ovl,
443 struct omap_overlay_info *info);
444 void (*get_overlay_info)(struct omap_overlay *ovl,
445 struct omap_overlay_info *info);
447 int (*wait_for_go)(struct omap_overlay *ovl);
449 struct omap_dss_device *(*get_device)(struct omap_overlay *ovl);
452 struct omap_overlay_manager_info {
455 enum omap_dss_trans_key_type trans_key_type;
459 bool partial_alpha_enabled;
462 struct omap_dss_cpr_coefs cpr_coefs;
465 struct omap_overlay_manager {
470 enum omap_channel id;
471 enum omap_overlay_manager_caps caps;
472 struct list_head overlays;
473 enum omap_display_type supported_displays;
474 enum omap_dss_output_id supported_outputs;
477 struct omap_dss_device *output;
480 * The following functions do not block:
486 * The rest of the functions may block and cannot be called from
490 int (*set_output)(struct omap_overlay_manager *mgr,
491 struct omap_dss_device *output);
492 int (*unset_output)(struct omap_overlay_manager *mgr);
494 int (*set_manager_info)(struct omap_overlay_manager *mgr,
495 struct omap_overlay_manager_info *info);
496 void (*get_manager_info)(struct omap_overlay_manager *mgr,
497 struct omap_overlay_manager_info *info);
499 int (*apply)(struct omap_overlay_manager *mgr);
500 int (*wait_for_go)(struct omap_overlay_manager *mgr);
501 int (*wait_for_vsync)(struct omap_overlay_manager *mgr);
503 struct omap_dss_device *(*get_device)(struct omap_overlay_manager *mgr);
506 /* 22 pins means 1 clk lane and 10 data lanes */
507 #define OMAP_DSS_MAX_DSI_PINS 22
509 struct omap_dsi_pin_config {
512 * pin numbers in the following order:
518 int pins[OMAP_DSS_MAX_DSI_PINS];
521 struct omap_dss_writeback_info {
527 enum omap_color_mode color_mode;
529 enum omap_dss_rotation_type rotation_type;
534 struct omapdss_dpi_ops {
535 int (*connect)(struct omap_dss_device *dssdev,
536 struct omap_dss_device *dst);
537 void (*disconnect)(struct omap_dss_device *dssdev,
538 struct omap_dss_device *dst);
540 int (*enable)(struct omap_dss_device *dssdev);
541 void (*disable)(struct omap_dss_device *dssdev);
543 int (*check_timings)(struct omap_dss_device *dssdev,
544 struct omap_video_timings *timings);
545 void (*set_timings)(struct omap_dss_device *dssdev,
546 struct omap_video_timings *timings);
547 void (*get_timings)(struct omap_dss_device *dssdev,
548 struct omap_video_timings *timings);
550 void (*set_data_lines)(struct omap_dss_device *dssdev, int data_lines);
553 struct omapdss_sdi_ops {
554 int (*connect)(struct omap_dss_device *dssdev,
555 struct omap_dss_device *dst);
556 void (*disconnect)(struct omap_dss_device *dssdev,
557 struct omap_dss_device *dst);
559 int (*enable)(struct omap_dss_device *dssdev);
560 void (*disable)(struct omap_dss_device *dssdev);
562 int (*check_timings)(struct omap_dss_device *dssdev,
563 struct omap_video_timings *timings);
564 void (*set_timings)(struct omap_dss_device *dssdev,
565 struct omap_video_timings *timings);
566 void (*get_timings)(struct omap_dss_device *dssdev,
567 struct omap_video_timings *timings);
569 void (*set_datapairs)(struct omap_dss_device *dssdev, int datapairs);
572 struct omapdss_dvi_ops {
573 int (*connect)(struct omap_dss_device *dssdev,
574 struct omap_dss_device *dst);
575 void (*disconnect)(struct omap_dss_device *dssdev,
576 struct omap_dss_device *dst);
578 int (*enable)(struct omap_dss_device *dssdev);
579 void (*disable)(struct omap_dss_device *dssdev);
581 int (*check_timings)(struct omap_dss_device *dssdev,
582 struct omap_video_timings *timings);
583 void (*set_timings)(struct omap_dss_device *dssdev,
584 struct omap_video_timings *timings);
585 void (*get_timings)(struct omap_dss_device *dssdev,
586 struct omap_video_timings *timings);
589 struct omapdss_atv_ops {
590 int (*connect)(struct omap_dss_device *dssdev,
591 struct omap_dss_device *dst);
592 void (*disconnect)(struct omap_dss_device *dssdev,
593 struct omap_dss_device *dst);
595 int (*enable)(struct omap_dss_device *dssdev);
596 void (*disable)(struct omap_dss_device *dssdev);
598 int (*check_timings)(struct omap_dss_device *dssdev,
599 struct omap_video_timings *timings);
600 void (*set_timings)(struct omap_dss_device *dssdev,
601 struct omap_video_timings *timings);
602 void (*get_timings)(struct omap_dss_device *dssdev,
603 struct omap_video_timings *timings);
605 void (*set_type)(struct omap_dss_device *dssdev,
606 enum omap_dss_venc_type type);
607 void (*invert_vid_out_polarity)(struct omap_dss_device *dssdev,
608 bool invert_polarity);
610 int (*set_wss)(struct omap_dss_device *dssdev, u32 wss);
611 u32 (*get_wss)(struct omap_dss_device *dssdev);
614 struct omapdss_hdmi_ops {
615 int (*connect)(struct omap_dss_device *dssdev,
616 struct omap_dss_device *dst);
617 void (*disconnect)(struct omap_dss_device *dssdev,
618 struct omap_dss_device *dst);
620 int (*enable)(struct omap_dss_device *dssdev);
621 void (*disable)(struct omap_dss_device *dssdev);
623 int (*check_timings)(struct omap_dss_device *dssdev,
624 struct omap_video_timings *timings);
625 void (*set_timings)(struct omap_dss_device *dssdev,
626 struct omap_video_timings *timings);
627 void (*get_timings)(struct omap_dss_device *dssdev,
628 struct omap_video_timings *timings);
630 int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len);
631 bool (*detect)(struct omap_dss_device *dssdev);
634 * Note: These functions might sleep. Do not call while
635 * holding a spinlock/readlock.
637 int (*audio_enable)(struct omap_dss_device *dssdev);
638 void (*audio_disable)(struct omap_dss_device *dssdev);
639 bool (*audio_supported)(struct omap_dss_device *dssdev);
640 int (*audio_config)(struct omap_dss_device *dssdev,
641 struct omap_dss_audio *audio);
642 /* Note: These functions may not sleep */
643 int (*audio_start)(struct omap_dss_device *dssdev);
644 void (*audio_stop)(struct omap_dss_device *dssdev);
647 struct omapdss_dsi_ops {
648 int (*connect)(struct omap_dss_device *dssdev,
649 struct omap_dss_device *dst);
650 void (*disconnect)(struct omap_dss_device *dssdev,
651 struct omap_dss_device *dst);
653 int (*enable)(struct omap_dss_device *dssdev);
654 void (*disable)(struct omap_dss_device *dssdev, bool disconnect_lanes,
657 /* bus configuration */
658 int (*set_config)(struct omap_dss_device *dssdev,
659 const struct omap_dss_dsi_config *cfg);
660 int (*configure_pins)(struct omap_dss_device *dssdev,
661 const struct omap_dsi_pin_config *pin_cfg);
663 void (*enable_hs)(struct omap_dss_device *dssdev, int channel,
665 int (*enable_te)(struct omap_dss_device *dssdev, bool enable);
667 int (*update)(struct omap_dss_device *dssdev, int channel,
668 void (*callback)(int, void *), void *data);
670 void (*bus_lock)(struct omap_dss_device *dssdev);
671 void (*bus_unlock)(struct omap_dss_device *dssdev);
673 int (*enable_video_output)(struct omap_dss_device *dssdev, int channel);
674 void (*disable_video_output)(struct omap_dss_device *dssdev,
677 int (*request_vc)(struct omap_dss_device *dssdev, int *channel);
678 int (*set_vc_id)(struct omap_dss_device *dssdev, int channel,
680 void (*release_vc)(struct omap_dss_device *dssdev, int channel);
683 int (*dcs_write)(struct omap_dss_device *dssdev, int channel,
685 int (*dcs_write_nosync)(struct omap_dss_device *dssdev, int channel,
687 int (*dcs_read)(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
690 int (*gen_write)(struct omap_dss_device *dssdev, int channel,
692 int (*gen_write_nosync)(struct omap_dss_device *dssdev, int channel,
694 int (*gen_read)(struct omap_dss_device *dssdev, int channel,
695 u8 *reqdata, int reqlen,
698 int (*bta_sync)(struct omap_dss_device *dssdev, int channel);
700 int (*set_max_rx_packet_size)(struct omap_dss_device *dssdev,
701 int channel, u16 plen);
704 struct omap_dss_device {
707 struct module *owner;
709 struct list_head panel_list;
711 /* alias in the form of "display%d" */
714 enum omap_display_type type;
715 enum omap_display_type output_type;
736 enum omap_dss_venc_type type;
737 bool invert_polarity;
742 struct omap_video_timings timings;
744 enum omap_dss_dsi_pixel_format dsi_pix_fmt;
745 enum omap_dss_dsi_mode dsi_mode;
750 struct rfbi_timings rfbi_timings;
755 /* used to match device to driver */
756 const char *driver_name;
760 struct omap_dss_driver *driver;
763 const struct omapdss_dpi_ops *dpi;
764 const struct omapdss_sdi_ops *sdi;
765 const struct omapdss_dvi_ops *dvi;
766 const struct omapdss_hdmi_ops *hdmi;
767 const struct omapdss_atv_ops *atv;
768 const struct omapdss_dsi_ops *dsi;
771 /* helper variable for driver suspend/resume */
772 bool activate_after_resume;
774 enum omap_display_caps caps;
776 struct omap_dss_device *src;
778 enum omap_dss_display_state state;
780 enum omap_dss_audio_state audio_state;
782 /* OMAP DSS output specific fields */
784 struct list_head list;
786 /* DISPC channel for this output */
787 enum omap_channel dispc_channel;
789 /* output instance */
790 enum omap_dss_output_id id;
793 struct omap_overlay_manager *manager;
795 struct omap_dss_device *dst;
798 struct omap_dss_hdmi_data
805 struct omap_dss_driver {
806 int (*probe)(struct omap_dss_device *);
807 void (*remove)(struct omap_dss_device *);
809 int (*connect)(struct omap_dss_device *dssdev);
810 void (*disconnect)(struct omap_dss_device *dssdev);
812 int (*enable)(struct omap_dss_device *display);
813 void (*disable)(struct omap_dss_device *display);
814 int (*run_test)(struct omap_dss_device *display, int test);
816 int (*update)(struct omap_dss_device *dssdev,
817 u16 x, u16 y, u16 w, u16 h);
818 int (*sync)(struct omap_dss_device *dssdev);
820 int (*enable_te)(struct omap_dss_device *dssdev, bool enable);
821 int (*get_te)(struct omap_dss_device *dssdev);
823 u8 (*get_rotate)(struct omap_dss_device *dssdev);
824 int (*set_rotate)(struct omap_dss_device *dssdev, u8 rotate);
826 bool (*get_mirror)(struct omap_dss_device *dssdev);
827 int (*set_mirror)(struct omap_dss_device *dssdev, bool enable);
829 int (*memory_read)(struct omap_dss_device *dssdev,
830 void *buf, size_t size,
831 u16 x, u16 y, u16 w, u16 h);
833 void (*get_resolution)(struct omap_dss_device *dssdev,
834 u16 *xres, u16 *yres);
835 void (*get_dimensions)(struct omap_dss_device *dssdev,
836 u32 *width, u32 *height);
837 int (*get_recommended_bpp)(struct omap_dss_device *dssdev);
839 int (*check_timings)(struct omap_dss_device *dssdev,
840 struct omap_video_timings *timings);
841 void (*set_timings)(struct omap_dss_device *dssdev,
842 struct omap_video_timings *timings);
843 void (*get_timings)(struct omap_dss_device *dssdev,
844 struct omap_video_timings *timings);
846 int (*set_wss)(struct omap_dss_device *dssdev, u32 wss);
847 u32 (*get_wss)(struct omap_dss_device *dssdev);
849 int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len);
850 bool (*detect)(struct omap_dss_device *dssdev);
853 * For display drivers that support audio. This encompasses
854 * HDMI and DisplayPort at the moment.
857 * Note: These functions might sleep. Do not call while
858 * holding a spinlock/readlock.
860 int (*audio_enable)(struct omap_dss_device *dssdev);
861 void (*audio_disable)(struct omap_dss_device *dssdev);
862 bool (*audio_supported)(struct omap_dss_device *dssdev);
863 int (*audio_config)(struct omap_dss_device *dssdev,
864 struct omap_dss_audio *audio);
865 /* Note: These functions may not sleep */
866 int (*audio_start)(struct omap_dss_device *dssdev);
867 void (*audio_stop)(struct omap_dss_device *dssdev);
871 enum omapdss_version omapdss_get_version(void);
872 bool omapdss_is_initialized(void);
874 int omap_dss_register_driver(struct omap_dss_driver *);
875 void omap_dss_unregister_driver(struct omap_dss_driver *);
877 int omapdss_register_display(struct omap_dss_device *dssdev);
878 void omapdss_unregister_display(struct omap_dss_device *dssdev);
880 struct omap_dss_device *omap_dss_get_device(struct omap_dss_device *dssdev);
881 void omap_dss_put_device(struct omap_dss_device *dssdev);
882 #define for_each_dss_dev(d) while ((d = omap_dss_get_next_device(d)) != NULL)
883 struct omap_dss_device *omap_dss_get_next_device(struct omap_dss_device *from);
884 struct omap_dss_device *omap_dss_find_device(void *data,
885 int (*match)(struct omap_dss_device *dssdev, void *data));
886 const char *omapdss_get_default_display_name(void);
888 void videomode_to_omap_video_timings(const struct videomode *vm,
889 struct omap_video_timings *ovt);
890 void omap_video_timings_to_videomode(const struct omap_video_timings *ovt,
891 struct videomode *vm);
893 int dss_feat_get_num_mgrs(void);
894 int dss_feat_get_num_ovls(void);
895 enum omap_display_type dss_feat_get_supported_displays(enum omap_channel channel);
896 enum omap_dss_output_id dss_feat_get_supported_outputs(enum omap_channel channel);
897 enum omap_color_mode dss_feat_get_supported_color_modes(enum omap_plane plane);
901 int omap_dss_get_num_overlay_managers(void);
902 struct omap_overlay_manager *omap_dss_get_overlay_manager(int num);
904 int omap_dss_get_num_overlays(void);
905 struct omap_overlay *omap_dss_get_overlay(int num);
907 int omapdss_register_output(struct omap_dss_device *output);
908 void omapdss_unregister_output(struct omap_dss_device *output);
909 struct omap_dss_device *omap_dss_get_output(enum omap_dss_output_id id);
910 struct omap_dss_device *omap_dss_find_output(const char *name);
911 struct omap_dss_device *omap_dss_find_output_by_node(struct device_node *node);
912 int omapdss_output_set_device(struct omap_dss_device *out,
913 struct omap_dss_device *dssdev);
914 int omapdss_output_unset_device(struct omap_dss_device *out);
916 struct omap_dss_device *omapdss_find_output_from_display(struct omap_dss_device *dssdev);
917 struct omap_overlay_manager *omapdss_find_mgr_from_display(struct omap_dss_device *dssdev);
919 void omapdss_default_get_resolution(struct omap_dss_device *dssdev,
920 u16 *xres, u16 *yres);
921 int omapdss_default_get_recommended_bpp(struct omap_dss_device *dssdev);
922 void omapdss_default_get_timings(struct omap_dss_device *dssdev,
923 struct omap_video_timings *timings);
925 typedef void (*omap_dispc_isr_t) (void *arg, u32 mask);
926 int omap_dispc_register_isr(omap_dispc_isr_t isr, void *arg, u32 mask);
927 int omap_dispc_unregister_isr(omap_dispc_isr_t isr, void *arg, u32 mask);
929 u32 dispc_read_irqstatus(void);
930 void dispc_clear_irqstatus(u32 mask);
931 u32 dispc_read_irqenable(void);
932 void dispc_write_irqenable(u32 mask);
934 int dispc_request_irq(irq_handler_t handler, void *dev_id);
935 void dispc_free_irq(void *dev_id);
937 int dispc_runtime_get(void);
938 void dispc_runtime_put(void);
940 void dispc_mgr_enable(enum omap_channel channel, bool enable);
941 bool dispc_mgr_is_enabled(enum omap_channel channel);
942 u32 dispc_mgr_get_vsync_irq(enum omap_channel channel);
943 u32 dispc_mgr_get_framedone_irq(enum omap_channel channel);
944 u32 dispc_mgr_get_sync_lost_irq(enum omap_channel channel);
945 bool dispc_mgr_go_busy(enum omap_channel channel);
946 void dispc_mgr_go(enum omap_channel channel);
947 void dispc_mgr_set_lcd_config(enum omap_channel channel,
948 const struct dss_lcd_mgr_config *config);
949 void dispc_mgr_set_timings(enum omap_channel channel,
950 const struct omap_video_timings *timings);
951 void dispc_mgr_setup(enum omap_channel channel,
952 const struct omap_overlay_manager_info *info);
954 int dispc_ovl_check(enum omap_plane plane, enum omap_channel channel,
955 const struct omap_overlay_info *oi,
956 const struct omap_video_timings *timings,
957 int *x_predecim, int *y_predecim);
959 int dispc_ovl_enable(enum omap_plane plane, bool enable);
960 bool dispc_ovl_enabled(enum omap_plane plane);
961 void dispc_ovl_set_channel_out(enum omap_plane plane,
962 enum omap_channel channel);
963 int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi,
964 bool replication, const struct omap_video_timings *mgr_timings,
967 #define to_dss_driver(x) container_of((x), struct omap_dss_driver, driver)
968 #define to_dss_device(x) container_of((x), struct omap_dss_device, old_dev)
970 int omapdss_compat_init(void);
971 void omapdss_compat_uninit(void);
974 int (*connect)(struct omap_overlay_manager *mgr,
975 struct omap_dss_device *dst);
976 void (*disconnect)(struct omap_overlay_manager *mgr,
977 struct omap_dss_device *dst);
979 void (*start_update)(struct omap_overlay_manager *mgr);
980 int (*enable)(struct omap_overlay_manager *mgr);
981 void (*disable)(struct omap_overlay_manager *mgr);
982 void (*set_timings)(struct omap_overlay_manager *mgr,
983 const struct omap_video_timings *timings);
984 void (*set_lcd_config)(struct omap_overlay_manager *mgr,
985 const struct dss_lcd_mgr_config *config);
986 int (*register_framedone_handler)(struct omap_overlay_manager *mgr,
987 void (*handler)(void *), void *data);
988 void (*unregister_framedone_handler)(struct omap_overlay_manager *mgr,
989 void (*handler)(void *), void *data);
992 int dss_install_mgr_ops(const struct dss_mgr_ops *mgr_ops);
993 void dss_uninstall_mgr_ops(void);
995 int dss_mgr_connect(struct omap_overlay_manager *mgr,
996 struct omap_dss_device *dst);
997 void dss_mgr_disconnect(struct omap_overlay_manager *mgr,
998 struct omap_dss_device *dst);
999 void dss_mgr_set_timings(struct omap_overlay_manager *mgr,
1000 const struct omap_video_timings *timings);
1001 void dss_mgr_set_lcd_config(struct omap_overlay_manager *mgr,
1002 const struct dss_lcd_mgr_config *config);
1003 int dss_mgr_enable(struct omap_overlay_manager *mgr);
1004 void dss_mgr_disable(struct omap_overlay_manager *mgr);
1005 void dss_mgr_start_update(struct omap_overlay_manager *mgr);
1006 int dss_mgr_register_framedone_handler(struct omap_overlay_manager *mgr,
1007 void (*handler)(void *), void *data);
1008 void dss_mgr_unregister_framedone_handler(struct omap_overlay_manager *mgr,
1009 void (*handler)(void *), void *data);
1011 static inline bool omapdss_device_is_connected(struct omap_dss_device *dssdev)
1016 static inline bool omapdss_device_is_enabled(struct omap_dss_device *dssdev)
1018 return dssdev->state == OMAP_DSS_DISPLAY_ACTIVE;
1021 struct device_node *
1022 omapdss_of_get_next_port(const struct device_node *parent,
1023 struct device_node *prev);
1025 struct device_node *
1026 omapdss_of_get_next_endpoint(const struct device_node *parent,
1027 struct device_node *prev);
1029 struct device_node *
1030 omapdss_of_get_first_endpoint(const struct device_node *parent);
1032 struct omap_dss_device *
1033 omapdss_of_find_source_for_first_ep(struct device_node *node);