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