1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
|
#ifndef SH_MOBILE_LCDCFB_H
#define SH_MOBILE_LCDCFB_H
#include <linux/completion.h>
#include <linux/fb.h>
#include <linux/mutex.h>
#include <linux/wait.h>
/* per-channel registers */
enum { LDDCKPAT1R, LDDCKPAT2R, LDMT1R, LDMT2R, LDMT3R, LDDFR, LDSM1R,
LDSM2R, LDSA1R, LDSA2R, LDMLSR, LDHCNR, LDHSYNR, LDVLNR, LDVSYNR, LDPMR,
LDHAJR,
NR_CH_REGS };
#define PALETTE_NR 16
struct backlight_device;
struct fb_info;
struct module;
struct sh_mobile_lcdc_chan;
struct sh_mobile_lcdc_entity;
struct sh_mobile_lcdc_format_info;
struct sh_mobile_lcdc_priv;
#define SH_MOBILE_LCDC_DISPLAY_DISCONNECTED 0
#define SH_MOBILE_LCDC_DISPLAY_CONNECTED 1
struct sh_mobile_lcdc_entity_ops {
/* Display */
int (*display_on)(struct sh_mobile_lcdc_entity *entity);
void (*display_off)(struct sh_mobile_lcdc_entity *entity);
};
enum sh_mobile_lcdc_entity_event {
SH_MOBILE_LCDC_EVENT_DISPLAY_CONNECT,
SH_MOBILE_LCDC_EVENT_DISPLAY_DISCONNECT,
SH_MOBILE_LCDC_EVENT_DISPLAY_MODE,
};
struct sh_mobile_lcdc_entity {
struct module *owner;
const struct sh_mobile_lcdc_entity_ops *ops;
struct sh_mobile_lcdc_chan *lcdc;
struct fb_videomode def_mode;
};
/*
* struct sh_mobile_lcdc_chan - LCDC display channel
*
* @base_addr_y: Frame buffer viewport base address (luma component)
* @base_addr_c: Frame buffer viewport base address (chroma component)
* @pitch: Frame buffer line pitch
*/
struct sh_mobile_lcdc_chan {
struct sh_mobile_lcdc_priv *lcdc;
struct sh_mobile_lcdc_entity *tx_dev;
const struct sh_mobile_lcdc_chan_cfg *cfg;
unsigned long *reg_offs;
unsigned long ldmt1r_value;
unsigned long enabled; /* ME and SE in LDCNT2R */
void *cache;
struct mutex open_lock; /* protects the use counter */
int use_count;
void *fb_mem;
unsigned long fb_size;
dma_addr_t dma_handle;
unsigned long pan_offset;
unsigned long frame_end;
wait_queue_head_t frame_end_wait;
struct completion vsync_completion;
const struct sh_mobile_lcdc_format_info *format;
u32 colorspace;
unsigned int xres;
unsigned int xres_virtual;
unsigned int yres;
unsigned int yres_virtual;
unsigned int pitch;
unsigned long base_addr_y;
unsigned long base_addr_c;
unsigned int line_size;
int (*notify)(struct sh_mobile_lcdc_chan *ch,
enum sh_mobile_lcdc_entity_event event,
const struct fb_videomode *mode,
const struct fb_monspecs *monspec);
/* Backlight */
struct backlight_device *bl;
/* FB */
struct fb_info *info;
u32 pseudo_palette[PALETTE_NR];
struct {
unsigned int width;
unsigned int height;
struct fb_videomode mode;
} display;
struct fb_deferred_io defio;
struct scatterlist *sglist;
int blank_status;
};
#endif
|
