tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#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,
12 SH_MOBILE_MERAM_PF_RGB,
13 SH_MOBILE_MERAM_PF_NV24
14};
15
16
17struct sh_mobile_meram_priv;
18struct sh_mobile_meram_ops;
19
20/*
21 * struct sh_mobile_meram_info - MERAM platform data
22 * @reserved_icbs: Bitmask of reserved ICBs (for instance used through UIO)
23 */
24struct sh_mobile_meram_info {
25 int addr_mode;
26 u32 reserved_icbs;
27 struct sh_mobile_meram_ops *ops;
28 struct sh_mobile_meram_priv *priv;
29 struct platform_device *pdev;
30};
31
32/* icb config */
33struct sh_mobile_meram_icb_cfg {
34 unsigned int meram_size; /* MERAM Buffer Size to use */
35};
36
37struct sh_mobile_meram_cfg {
38 struct sh_mobile_meram_icb_cfg icb[2];
39};
40
41struct module;
42struct sh_mobile_meram_ops {
43 struct module *module;
44 /* register usage of meram */
45 void *(*meram_register)(struct sh_mobile_meram_info *meram_dev,
46 const struct sh_mobile_meram_cfg *cfg,
47 unsigned int xres, unsigned int yres,
48 unsigned int pixelformat,
49 unsigned int *pitch);
50
51 /* unregister usage of meram */
52 void (*meram_unregister)(struct sh_mobile_meram_info *meram_dev,
53 void *data);
54
55 /* update meram settings */
56 void (*meram_update)(struct sh_mobile_meram_info *meram_dev, void *data,
57 unsigned long base_addr_y,
58 unsigned long base_addr_c,
59 unsigned long *icb_addr_y,
60 unsigned long *icb_addr_c);
61};
62
63#endif /* __VIDEO_SH_MOBILE_MERAM_H__ */