2 * linux/include/asm-arm/arch-omap/display.h
4 * Copyright (C) 2008 Nokia Corporation
5 * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com>
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License version 2 as published by
9 * the Free Software Foundation.
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16 * You should have received a copy of the GNU General Public License along with
17 * this program. If not, see <http://www.gnu.org/licenses/>.
20 #ifndef __ASM_ARCH_OMAP_DISPLAY_H
21 #define __ASM_ARCH_OMAP_DISPLAY_H
23 #include <linux/list.h>
24 #include <linux/kobject.h>
25 #include <linux/device.h>
26 #include <asm/atomic.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)
46 struct omap_dss_device;
47 struct omap_overlay_manager;
49 enum omap_display_type {
50 OMAP_DISPLAY_TYPE_NONE = 0,
51 OMAP_DISPLAY_TYPE_DPI = 1 << 0,
52 OMAP_DISPLAY_TYPE_DBI = 1 << 1,
53 OMAP_DISPLAY_TYPE_SDI = 1 << 2,
54 OMAP_DISPLAY_TYPE_DSI = 1 << 3,
55 OMAP_DISPLAY_TYPE_VENC = 1 << 4,
65 OMAP_DSS_CHANNEL_LCD = 0,
66 OMAP_DSS_CHANNEL_DIGIT = 1,
69 enum omap_color_mode {
70 OMAP_DSS_COLOR_CLUT1 = 1 << 0, /* BITMAP 1 */
71 OMAP_DSS_COLOR_CLUT2 = 1 << 1, /* BITMAP 2 */
72 OMAP_DSS_COLOR_CLUT4 = 1 << 2, /* BITMAP 4 */
73 OMAP_DSS_COLOR_CLUT8 = 1 << 3, /* BITMAP 8 */
74 OMAP_DSS_COLOR_RGB12U = 1 << 4, /* RGB12, 16-bit container */
75 OMAP_DSS_COLOR_ARGB16 = 1 << 5, /* ARGB16 */
76 OMAP_DSS_COLOR_RGB16 = 1 << 6, /* RGB16 */
77 OMAP_DSS_COLOR_RGB24U = 1 << 7, /* RGB24, 32-bit container */
78 OMAP_DSS_COLOR_RGB24P = 1 << 8, /* RGB24, 24-bit container */
79 OMAP_DSS_COLOR_YUV2 = 1 << 9, /* YUV2 4:2:2 co-sited */
80 OMAP_DSS_COLOR_UYVY = 1 << 10, /* UYVY 4:2:2 co-sited */
81 OMAP_DSS_COLOR_ARGB32 = 1 << 11, /* ARGB32 */
82 OMAP_DSS_COLOR_RGBA32 = 1 << 12, /* RGBA32 */
83 OMAP_DSS_COLOR_RGBX32 = 1 << 13, /* RGBx32 */
85 OMAP_DSS_COLOR_GFX_OMAP2 =
86 OMAP_DSS_COLOR_CLUT1 | OMAP_DSS_COLOR_CLUT2 |
87 OMAP_DSS_COLOR_CLUT4 | OMAP_DSS_COLOR_CLUT8 |
88 OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_RGB16 |
89 OMAP_DSS_COLOR_RGB24U | OMAP_DSS_COLOR_RGB24P,
91 OMAP_DSS_COLOR_VID_OMAP2 =
92 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
93 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_YUV2 |
96 OMAP_DSS_COLOR_GFX_OMAP3 =
97 OMAP_DSS_COLOR_CLUT1 | OMAP_DSS_COLOR_CLUT2 |
98 OMAP_DSS_COLOR_CLUT4 | OMAP_DSS_COLOR_CLUT8 |
99 OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_ARGB16 |
100 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
101 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_ARGB32 |
102 OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_RGBX32,
104 OMAP_DSS_COLOR_VID1_OMAP3 =
105 OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_RGB16 |
106 OMAP_DSS_COLOR_RGB24U | OMAP_DSS_COLOR_RGB24P |
107 OMAP_DSS_COLOR_YUV2 | OMAP_DSS_COLOR_UYVY,
109 OMAP_DSS_COLOR_VID2_OMAP3 =
110 OMAP_DSS_COLOR_RGB12U | OMAP_DSS_COLOR_ARGB16 |
111 OMAP_DSS_COLOR_RGB16 | OMAP_DSS_COLOR_RGB24U |
112 OMAP_DSS_COLOR_RGB24P | OMAP_DSS_COLOR_YUV2 |
113 OMAP_DSS_COLOR_UYVY | OMAP_DSS_COLOR_ARGB32 |
114 OMAP_DSS_COLOR_RGBA32 | OMAP_DSS_COLOR_RGBX32,
117 enum omap_lcd_display_type {
118 OMAP_DSS_LCD_DISPLAY_STN,
119 OMAP_DSS_LCD_DISPLAY_TFT,
122 enum omap_dss_load_mode {
123 OMAP_DSS_LOAD_CLUT_AND_FRAME = 0,
124 OMAP_DSS_LOAD_CLUT_ONLY = 1,
125 OMAP_DSS_LOAD_FRAME_ONLY = 2,
126 OMAP_DSS_LOAD_CLUT_ONCE_FRAME = 3,
129 enum omap_dss_trans_key_type {
130 OMAP_DSS_COLOR_KEY_GFX_DST = 0,
131 OMAP_DSS_COLOR_KEY_VID_SRC = 1,
134 enum omap_rfbi_te_mode {
135 OMAP_DSS_RFBI_TE_MODE_1 = 1,
136 OMAP_DSS_RFBI_TE_MODE_2 = 2,
139 enum omap_panel_config {
140 OMAP_DSS_LCD_IVS = 1<<0,
141 OMAP_DSS_LCD_IHS = 1<<1,
142 OMAP_DSS_LCD_IPC = 1<<2,
143 OMAP_DSS_LCD_IEO = 1<<3,
144 OMAP_DSS_LCD_RF = 1<<4,
145 OMAP_DSS_LCD_ONOFF = 1<<5,
147 OMAP_DSS_LCD_TFT = 1<<20,
150 enum omap_dss_venc_type {
151 OMAP_DSS_VENC_TYPE_COMPOSITE,
152 OMAP_DSS_VENC_TYPE_SVIDEO,
155 enum omap_display_caps {
156 OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE = 1 << 0,
157 OMAP_DSS_DISPLAY_CAP_TEAR_ELIM = 1 << 1,
160 enum omap_dss_update_mode {
161 OMAP_DSS_UPDATE_DISABLED = 0,
162 OMAP_DSS_UPDATE_AUTO,
163 OMAP_DSS_UPDATE_MANUAL,
166 enum omap_dss_display_state {
167 OMAP_DSS_DISPLAY_DISABLED = 0,
168 OMAP_DSS_DISPLAY_ACTIVE,
169 OMAP_DSS_DISPLAY_SUSPENDED,
172 /* XXX perhaps this should be removed */
173 enum omap_dss_overlay_managers {
174 OMAP_DSS_OVL_MGR_LCD,
178 enum omap_dss_rotation_type {
179 OMAP_DSS_ROT_DMA = 0,
180 OMAP_DSS_ROT_VRFB = 1,
183 /* clockwise rotation angle */
184 enum omap_dss_rotation_angle {
187 OMAP_DSS_ROT_180 = 2,
188 OMAP_DSS_ROT_270 = 3,
191 enum omap_overlay_caps {
192 OMAP_DSS_OVL_CAP_SCALE = 1 << 0,
193 OMAP_DSS_OVL_CAP_DISPC = 1 << 1,
196 enum omap_overlay_manager_caps {
197 OMAP_DSS_OVL_MGR_CAP_DISPC = 1 << 0,
202 struct rfbi_timings {
216 u32 tim[5]; /* set by rfbi_convert_timings() */
221 void omap_rfbi_write_command(const void *buf, u32 len);
222 void omap_rfbi_read_data(void *buf, u32 len);
223 void omap_rfbi_write_data(const void *buf, u32 len);
224 void omap_rfbi_write_pixels(const void __iomem *buf, int scr_width,
227 int omap_rfbi_enable_te(bool enable, unsigned line);
228 int omap_rfbi_setup_te(enum omap_rfbi_te_mode mode,
229 unsigned hs_pulse_time, unsigned vs_pulse_time,
230 int hs_pol_inv, int vs_pol_inv, int extif_div);
233 void dsi_bus_lock(void);
234 void dsi_bus_unlock(void);
235 int dsi_vc_dcs_write(int channel, u8 *data, int len);
236 int dsi_vc_dcs_write_0(int channel, u8 dcs_cmd);
237 int dsi_vc_dcs_write_1(int channel, u8 dcs_cmd, u8 param);
238 int dsi_vc_dcs_write_nosync(int channel, u8 *data, int len);
239 int dsi_vc_dcs_read(int channel, u8 dcs_cmd, u8 *buf, int buflen);
240 int dsi_vc_dcs_read_1(int channel, u8 dcs_cmd, u8 *data);
241 int dsi_vc_dcs_read_2(int channel, u8 dcs_cmd, u8 *data1, u8 *data2);
242 int dsi_vc_set_max_rx_packet_size(int channel, u16 len);
243 int dsi_vc_send_null(int channel);
244 int dsi_vc_send_bta_sync(int channel);
246 /* Board specific data */
247 struct omap_dss_board_info {
248 int (*get_last_off_on_transaction_id)(struct device *dev);
250 struct omap_dss_device **devices;
251 struct omap_dss_device *default_device;
254 struct omap_video_timings {
261 /* Unit: pixel clocks */
262 u16 hsw; /* Horizontal synchronization pulse width */
263 /* Unit: pixel clocks */
264 u16 hfp; /* Horizontal front porch */
265 /* Unit: pixel clocks */
266 u16 hbp; /* Horizontal back porch */
267 /* Unit: line clocks */
268 u16 vsw; /* Vertical synchronization pulse width */
269 /* Unit: line clocks */
270 u16 vfp; /* Vertical front porch */
271 /* Unit: line clocks */
272 u16 vbp; /* Vertical back porch */
275 #ifdef CONFIG_OMAP2_DSS_VENC
276 /* Hardcoded timings for tv modes. Venc only uses these to
277 * identify the mode, and does not actually use the configs
278 * itself. However, the configs should be something that
279 * a normal monitor can also show */
280 extern const struct omap_video_timings omap_dss_pal_timings;
281 extern const struct omap_video_timings omap_dss_ntsc_timings;
284 struct omap_overlay_info {
292 enum omap_color_mode color_mode;
294 enum omap_dss_rotation_type rotation_type;
299 u16 out_width; /* if 0, out_width == width */
300 u16 out_height; /* if 0, out_height == height */
304 struct omap_overlay {
306 struct list_head list;
311 enum omap_color_mode supported_modes;
312 enum omap_overlay_caps caps;
315 struct omap_overlay_manager *manager;
316 struct omap_overlay_info info;
318 /* if true, info has been changed, but not applied() yet */
321 int (*set_manager)(struct omap_overlay *ovl,
322 struct omap_overlay_manager *mgr);
323 int (*unset_manager)(struct omap_overlay *ovl);
325 int (*set_overlay_info)(struct omap_overlay *ovl,
326 struct omap_overlay_info *info);
327 void (*get_overlay_info)(struct omap_overlay *ovl,
328 struct omap_overlay_info *info);
330 int (*wait_for_go)(struct omap_overlay *ovl);
333 struct omap_overlay_manager_info {
336 enum omap_dss_trans_key_type trans_key_type;
343 struct omap_overlay_manager {
345 struct list_head list;
350 enum omap_overlay_manager_caps caps;
352 struct omap_overlay **overlays;
353 enum omap_display_type supported_displays;
356 struct omap_dss_device *device;
357 struct omap_overlay_manager_info info;
360 /* if true, info has been changed but not applied() yet */
363 int (*set_device)(struct omap_overlay_manager *mgr,
364 struct omap_dss_device *dssdev);
365 int (*unset_device)(struct omap_overlay_manager *mgr);
367 int (*set_manager_info)(struct omap_overlay_manager *mgr,
368 struct omap_overlay_manager_info *info);
369 void (*get_manager_info)(struct omap_overlay_manager *mgr,
370 struct omap_overlay_manager_info *info);
372 int (*apply)(struct omap_overlay_manager *mgr);
373 int (*wait_for_go)(struct omap_overlay_manager *mgr);
374 int (*wait_for_vsync)(struct omap_overlay_manager *mgr);
376 int (*enable)(struct omap_overlay_manager *mgr);
377 int (*disable)(struct omap_overlay_manager *mgr);
380 struct omap_dss_device {
383 enum omap_display_type type;
424 enum omap_dss_venc_type type;
425 bool invert_polarity;
430 struct omap_video_timings timings;
432 int acbi; /* ac-bias pin transitions per interrupt */
433 /* Unit: line clocks */
434 int acb; /* ac-bias pin frequency */
436 enum omap_panel_config config;
441 struct rfbi_timings rfbi_timings;
446 int max_backlight_level;
450 /* used to match device to driver */
451 const char *driver_name;
455 struct omap_dss_driver *driver;
457 /* helper variable for driver suspend/resume */
458 bool activate_after_resume;
460 enum omap_display_caps caps;
462 struct omap_overlay_manager *manager;
464 enum omap_dss_display_state state;
466 /* platform specific */
467 int (*platform_enable)(struct omap_dss_device *dssdev);
468 void (*platform_disable)(struct omap_dss_device *dssdev);
469 int (*set_backlight)(struct omap_dss_device *dssdev, int level);
470 int (*get_backlight)(struct omap_dss_device *dssdev);
473 struct omap_dss_driver {
474 struct device_driver driver;
476 int (*probe)(struct omap_dss_device *);
477 void (*remove)(struct omap_dss_device *);
479 int (*enable)(struct omap_dss_device *display);
480 void (*disable)(struct omap_dss_device *display);
481 int (*suspend)(struct omap_dss_device *display);
482 int (*resume)(struct omap_dss_device *display);
483 int (*run_test)(struct omap_dss_device *display, int test);
485 int (*set_update_mode)(struct omap_dss_device *dssdev,
486 enum omap_dss_update_mode);
487 enum omap_dss_update_mode (*get_update_mode)(
488 struct omap_dss_device *dssdev);
490 int (*update)(struct omap_dss_device *dssdev,
491 u16 x, u16 y, u16 w, u16 h);
492 int (*sync)(struct omap_dss_device *dssdev);
494 int (*enable_te)(struct omap_dss_device *dssdev, bool enable);
495 int (*get_te)(struct omap_dss_device *dssdev);
497 u8 (*get_rotate)(struct omap_dss_device *dssdev);
498 int (*set_rotate)(struct omap_dss_device *dssdev, u8 rotate);
500 bool (*get_mirror)(struct omap_dss_device *dssdev);
501 int (*set_mirror)(struct omap_dss_device *dssdev, bool enable);
503 int (*memory_read)(struct omap_dss_device *dssdev,
504 void *buf, size_t size,
505 u16 x, u16 y, u16 w, u16 h);
507 void (*get_resolution)(struct omap_dss_device *dssdev,
508 u16 *xres, u16 *yres);
509 int (*get_recommended_bpp)(struct omap_dss_device *dssdev);
511 int (*check_timings)(struct omap_dss_device *dssdev,
512 struct omap_video_timings *timings);
513 void (*set_timings)(struct omap_dss_device *dssdev,
514 struct omap_video_timings *timings);
515 void (*get_timings)(struct omap_dss_device *dssdev,
516 struct omap_video_timings *timings);
518 int (*set_wss)(struct omap_dss_device *dssdev, u32 wss);
519 u32 (*get_wss)(struct omap_dss_device *dssdev);
522 int omap_dss_register_driver(struct omap_dss_driver *);
523 void omap_dss_unregister_driver(struct omap_dss_driver *);
525 int omap_dss_register_device(struct omap_dss_device *);
526 void omap_dss_unregister_device(struct omap_dss_device *);
528 void omap_dss_get_device(struct omap_dss_device *dssdev);
529 void omap_dss_put_device(struct omap_dss_device *dssdev);
530 #define for_each_dss_dev(d) while ((d = omap_dss_get_next_device(d)) != NULL)
531 struct omap_dss_device *omap_dss_get_next_device(struct omap_dss_device *from);
532 struct omap_dss_device *omap_dss_find_device(void *data,
533 int (*match)(struct omap_dss_device *dssdev, void *data));
535 int omap_dss_start_device(struct omap_dss_device *dssdev);
536 void omap_dss_stop_device(struct omap_dss_device *dssdev);
538 int omap_dss_get_num_overlay_managers(void);
539 struct omap_overlay_manager *omap_dss_get_overlay_manager(int num);
541 int omap_dss_get_num_overlays(void);
542 struct omap_overlay *omap_dss_get_overlay(int num);
544 void omapdss_default_get_resolution(struct omap_dss_device *dssdev,
545 u16 *xres, u16 *yres);
546 int omapdss_default_get_recommended_bpp(struct omap_dss_device *dssdev);
548 typedef void (*omap_dispc_isr_t) (void *arg, u32 mask);
549 int omap_dispc_register_isr(omap_dispc_isr_t isr, void *arg, u32 mask);
550 int omap_dispc_unregister_isr(omap_dispc_isr_t isr, void *arg, u32 mask);
552 int omap_dispc_wait_for_irq_timeout(u32 irqmask, unsigned long timeout);
553 int omap_dispc_wait_for_irq_interruptible_timeout(u32 irqmask,
554 unsigned long timeout);
556 #define to_dss_driver(x) container_of((x), struct omap_dss_driver, driver)
557 #define to_dss_device(x) container_of((x), struct omap_dss_device, dev)
559 void omapdss_dsi_vc_enable_hs(int channel, bool enable);
560 int omapdss_dsi_enable_te(struct omap_dss_device *dssdev, bool enable);
562 int omap_dsi_prepare_update(struct omap_dss_device *dssdev,
563 u16 *x, u16 *y, u16 *w, u16 *h,
564 bool enlarge_update_area);
565 int omap_dsi_update(struct omap_dss_device *dssdev,
567 u16 x, u16 y, u16 w, u16 h,
568 void (*callback)(int, void *), void *data);
570 int omapdss_dsi_display_enable(struct omap_dss_device *dssdev);
571 void omapdss_dsi_display_disable(struct omap_dss_device *dssdev);
573 int omapdss_dpi_display_enable(struct omap_dss_device *dssdev);
574 void omapdss_dpi_display_disable(struct omap_dss_device *dssdev);
575 void dpi_set_timings(struct omap_dss_device *dssdev,
576 struct omap_video_timings *timings);
577 int dpi_check_timings(struct omap_dss_device *dssdev,
578 struct omap_video_timings *timings);
580 int omapdss_sdi_display_enable(struct omap_dss_device *dssdev);
581 void omapdss_sdi_display_disable(struct omap_dss_device *dssdev);
583 int omapdss_rfbi_display_enable(struct omap_dss_device *dssdev);
584 void omapdss_rfbi_display_disable(struct omap_dss_device *dssdev);
585 int omap_rfbi_prepare_update(struct omap_dss_device *dssdev,
586 u16 *x, u16 *y, u16 *w, u16 *h);
587 int omap_rfbi_update(struct omap_dss_device *dssdev,
588 u16 x, u16 y, u16 w, u16 h,
589 void (*callback)(void *), void *data);