blob: b2cb8e6d098c6d7de4a804f326619f9fc36ace3d [file] [log] [blame]
Guennadi Liakhovetski6de9edd2010-09-03 07:20:23 +00001#ifndef SH_MOBILE_LCDCFB_H
2#define SH_MOBILE_LCDCFB_H
3
4#include <linux/completion.h>
5#include <linux/fb.h>
Guennadi Liakhovetskidd210502010-09-14 14:48:54 +00006#include <linux/mutex.h>
Guennadi Liakhovetski6de9edd2010-09-03 07:20:23 +00007#include <linux/wait.h>
8
9/* per-channel registers */
10enum { LDDCKPAT1R, LDDCKPAT2R, LDMT1R, LDMT2R, LDMT3R, LDDFR, LDSM1R,
Damian Hobson-Garcia53b50312011-02-24 05:47:13 +000011 LDSM2R, LDSA1R, LDSA2R, LDMLSR, LDHCNR, LDHSYNR, LDVLNR, LDVSYNR, LDPMR,
Guennadi Liakhovetski6de9edd2010-09-03 07:20:23 +000012 LDHAJR,
13 NR_CH_REGS };
14
15#define PALETTE_NR 16
16
Alexandre Courbot3b0fd9d2011-02-16 03:49:01 +000017struct backlight_device;
Laurent Pinchartd2ccdc82011-09-11 18:15:36 +020018struct fb_info;
19struct module;
20struct sh_mobile_lcdc_entity;
21struct sh_mobile_lcdc_priv;
Laurent Pincharte34d0bb2011-09-18 12:21:17 +020022struct sh_mobile_lcdc_chan;
Laurent Pinchartd2ccdc82011-09-11 18:15:36 +020023
24struct sh_mobile_lcdc_entity_ops {
25 /* Display */
Laurent Pinchart5864ace2011-09-18 12:26:50 +020026 int (*display_on)(struct sh_mobile_lcdc_entity *entity);
Laurent Pinchartd2ccdc82011-09-11 18:15:36 +020027 void (*display_off)(struct sh_mobile_lcdc_entity *entity);
28};
29
30struct sh_mobile_lcdc_entity {
31 struct module *owner;
32 const struct sh_mobile_lcdc_entity_ops *ops;
Laurent Pincharte34d0bb2011-09-18 12:21:17 +020033 struct sh_mobile_lcdc_chan *lcdc;
Laurent Pinchartd2ccdc82011-09-11 18:15:36 +020034};
Guennadi Liakhovetski6de9edd2010-09-03 07:20:23 +000035
Laurent Pinchart9a217e32011-07-13 12:13:47 +020036/*
37 * struct sh_mobile_lcdc_chan - LCDC display channel
38 *
39 * @base_addr_y: Frame buffer viewport base address (luma component)
40 * @base_addr_c: Frame buffer viewport base address (chroma component)
41 * @pitch: Frame buffer line pitch
42 */
Guennadi Liakhovetski6de9edd2010-09-03 07:20:23 +000043struct sh_mobile_lcdc_chan {
44 struct sh_mobile_lcdc_priv *lcdc;
Laurent Pinchart9a2985e2011-09-11 22:59:04 +020045 struct sh_mobile_lcdc_entity *tx_dev;
46
Guennadi Liakhovetski6de9edd2010-09-03 07:20:23 +000047 unsigned long *reg_offs;
48 unsigned long ldmt1r_value;
49 unsigned long enabled; /* ME and SE in LDCNT2R */
50 struct sh_mobile_lcdc_chan_cfg cfg;
51 u32 pseudo_palette[PALETTE_NR];
Guennadi Liakhovetski6de9edd2010-09-03 07:20:23 +000052 struct fb_info *info;
Alexandre Courbot3b0fd9d2011-02-16 03:49:01 +000053 struct backlight_device *bl;
Guennadi Liakhovetski6de9edd2010-09-03 07:20:23 +000054 dma_addr_t dma_handle;
55 struct fb_deferred_io defio;
56 struct scatterlist *sglist;
57 unsigned long frame_end;
58 unsigned long pan_offset;
59 wait_queue_head_t frame_end_wait;
60 struct completion vsync_completion;
Guennadi Liakhovetski1c120de2010-09-03 07:20:27 +000061 struct fb_var_screeninfo display_var;
Guennadi Liakhovetskidd210502010-09-14 14:48:54 +000062 int use_count;
Alexandre Courbot8857b9a2011-02-23 08:36:30 +000063 int blank_status;
Guennadi Liakhovetskidd210502010-09-14 14:48:54 +000064 struct mutex open_lock; /* protects the use counter */
Damian7caa4342011-05-18 11:10:07 +000065 int meram_enabled;
Laurent Pinchart9a217e32011-07-13 12:13:47 +020066
67 unsigned long base_addr_y;
68 unsigned long base_addr_c;
69 unsigned int pitch;
Guennadi Liakhovetski6de9edd2010-09-03 07:20:23 +000070};
71
72#endif