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Damian7caa4342011-05-18 11:10:07 +00001#ifndef __VIDEO_SH_MOBILE_MERAM_H__
2#define __VIDEO_SH_MOBILE_MERAM_H__
3
4/* For sh_mobile_meram_info.addr_mode */
5enum {
6 SH_MOBILE_MERAM_MODE0 = 0,
7 SH_MOBILE_MERAM_MODE1
8};
9
10enum {
11 SH_MOBILE_MERAM_PF_NV = 0,
Damian3fedd2a2011-05-18 11:10:08 +000012 SH_MOBILE_MERAM_PF_RGB,
13 SH_MOBILE_MERAM_PF_NV24
Damian7caa4342011-05-18 11:10:07 +000014};
15
16
17struct sh_mobile_meram_priv;
18struct sh_mobile_meram_ops;
19
20struct sh_mobile_meram_info {
21 int addr_mode;
22 struct sh_mobile_meram_ops *ops;
23 struct sh_mobile_meram_priv *priv;
24 struct platform_device *pdev;
25};
26
27/* icb config */
28struct sh_mobile_meram_icb {
29 int marker_icb; /* ICB # for Marker ICB */
30 int cache_icb; /* ICB # for Cache ICB */
31 int meram_offset; /* MERAM Buffer Offset to use */
32 int meram_size; /* MERAM Buffer Size to use */
33
34 int cache_unit; /* bytes to cache per ICB */
35};
36
37struct sh_mobile_meram_cfg {
38 struct sh_mobile_meram_icb icb[2];
39 int pixelformat;
40 int current_reg;
41};
42
43struct module;
44struct sh_mobile_meram_ops {
45 struct module *module;
46 /* register usage of meram */
47 int (*meram_register)(struct sh_mobile_meram_info *meram_dev,
48 struct sh_mobile_meram_cfg *cfg,
49 int xres, int yres, int pixelformat,
50 unsigned long base_addr_y,
51 unsigned long base_addr_c,
52 unsigned long *icb_addr_y,
53 unsigned long *icb_addr_c, int *pitch);
54
55 /* unregister usage of meram */
56 int (*meram_unregister)(struct sh_mobile_meram_info *meram_dev,
57 struct sh_mobile_meram_cfg *cfg);
58
59 /* update meram settings */
60 int (*meram_update)(struct sh_mobile_meram_info *meram_dev,
61 struct sh_mobile_meram_cfg *cfg,
62 unsigned long base_addr_y,
63 unsigned long base_addr_c,
64 unsigned long *icb_addr_y,
65 unsigned long *icb_addr_c);
66};
67
68#endif /* __VIDEO_SH_MOBILE_MERAM_H__ */