summaryrefslogtreecommitdiffstats
path: root/include/video/sh_mobile_meram.h
blob: 15fbb3da266f6bf76cdb1f7432629b089c6a4f25 (plain)
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
#ifndef __VIDEO_SH_MOBILE_MERAM_H__
#define __VIDEO_SH_MOBILE_MERAM_H__

/* For sh_mobile_meram_info.addr_mode */
enum {
	SH_MOBILE_MERAM_MODE0 = 0,
	SH_MOBILE_MERAM_MODE1
};

enum {
	SH_MOBILE_MERAM_PF_NV = 0,
	SH_MOBILE_MERAM_PF_RGB
};


struct sh_mobile_meram_priv;
struct sh_mobile_meram_ops;

struct sh_mobile_meram_info {
	int				addr_mode;
	struct sh_mobile_meram_ops	*ops;
	struct sh_mobile_meram_priv	*priv;
	struct platform_device		*pdev;
};

/* icb config */
struct sh_mobile_meram_icb {
	int marker_icb;		/* ICB # for Marker ICB */
	int cache_icb;		/* ICB # for Cache ICB */
	int meram_offset;	/* MERAM Buffer Offset to use */
	int meram_size;		/* MERAM Buffer Size to use */

	int cache_unit;		/* bytes to cache per ICB */
};

struct sh_mobile_meram_cfg {
	struct sh_mobile_meram_icb	icb[2];
	int				pixelformat;
	int				current_reg;
};

struct module;
struct sh_mobile_meram_ops {
	struct module	*module;
	/* register usage of meram */
	int (*meram_register)(struct sh_mobile_meram_info *meram_dev,
			      struct sh_mobile_meram_cfg *cfg,
			      int xres, int yres, int pixelformat,
			      unsigned long base_addr_y,
			      unsigned long base_addr_c,
			      unsigned long *icb_addr_y,
			      unsigned long *icb_addr_c, int *pitch);

	/* unregister usage of meram */
	int (*meram_unregister)(struct sh_mobile_meram_info *meram_dev,
				struct sh_mobile_meram_cfg *cfg);

	/* update meram settings */
	int (*meram_update)(struct sh_mobile_meram_info *meram_dev,
			    struct sh_mobile_meram_cfg *cfg,
			    unsigned long base_addr_y,
			    unsigned long base_addr_c,
			    unsigned long *icb_addr_y,
			    unsigned long *icb_addr_c);
};

#endif /* __VIDEO_SH_MOBILE_MERAM_H__  */
OpenPOWER on IntegriCloud