1/****************************************************************************
2 ****************************************************************************
3 ***
4 ***   This header was automatically generated from a Linux kernel header
5 ***   of the same name, to make information necessary for userspace to
6 ***   call into the kernel available to libc.  It contains only constants,
7 ***   structures, and macros generated from the original header, and thus,
8 ***   contains no copyrightable information.
9 ***
10 ****************************************************************************
11 ****************************************************************************/
12#ifndef _ANDROID_PMEM_H_
13#define _ANDROID_PMEM_H_
14
15#include <stdint.h>
16
17#ifndef __user
18#define __user
19#endif
20
21struct pmem_region {
22 unsigned long offset;
23 unsigned long len;
24};
25
26#define PMEM_IOCTL_MAGIC 'p'
27#define PMEM_GET_PHYS _IOW(PMEM_IOCTL_MAGIC, 1, struct pmem_region *)
28#define PMEM_MAP _IOW(PMEM_IOCTL_MAGIC, 2, struct pmem_region *)
29#define PMEM_GET_SIZE _IOW(PMEM_IOCTL_MAGIC, 3, struct pmem_region *)
30#define PMEM_UNMAP _IOW(PMEM_IOCTL_MAGIC, 4, struct pmem_region *)
31
32#define PMEM_ALLOCATE _IOW(PMEM_IOCTL_MAGIC, 5, unsigned int)
33
34#define PMEM_CONNECT _IOW(PMEM_IOCTL_MAGIC, 6, unsigned int)
35
36#define PMEM_GET_TOTAL_SIZE _IOW(PMEM_IOCTL_MAGIC, 7, struct pmem_region *)
37
38#define HW3D_REVOKE_GPU _IOW(PMEM_IOCTL_MAGIC, 8, unsigned int)
39#define HW3D_GRANT_GPU _IOW(PMEM_IOCTL_MAGIC, 9, unsigned int)
40#define HW3D_WAIT_IRQ _IOW(PMEM_IOCTL_MAGIC,10, unsigned int)
41
42struct android_pmem_platform_data;
43struct pmem_file_operations {
44 int (*mmap) (struct file *, struct vm_area_struct *);
45 int (*open) (struct inode *, struct file *);
46 ssize_t (*read) (struct file *, char __user *, size_t, long long *);
47 int (*release) (struct inode *, struct file *);
48 long (*ioctl) (struct file *, unsigned int, unsigned long);
49};
50
51#endif
52
53