diff options
Diffstat (limited to 'drivers/staging/android/ashmem.h')
| -rw-r--r-- | drivers/staging/android/ashmem.h | 35 |
1 files changed, 7 insertions, 28 deletions
diff --git a/drivers/staging/android/ashmem.h b/drivers/staging/android/ashmem.h index 1976b10ef93..5abcfd7aa70 100644 --- a/drivers/staging/android/ashmem.h +++ b/drivers/staging/android/ashmem.h @@ -14,35 +14,14 @@ #include <linux/limits.h> #include <linux/ioctl.h> +#include <linux/compat.h> -#define ASHMEM_NAME_LEN 256 +#include "uapi/ashmem.h" -#define ASHMEM_NAME_DEF "dev/ashmem" - -/* Return values from ASHMEM_PIN: Was the mapping purged while unpinned? */ -#define ASHMEM_NOT_PURGED 0 -#define ASHMEM_WAS_PURGED 1 - -/* Return values from ASHMEM_GET_PIN_STATUS: Is the mapping pinned? */ -#define ASHMEM_IS_UNPINNED 0 -#define ASHMEM_IS_PINNED 1 - -struct ashmem_pin { - __u32 offset; /* offset into region, in bytes, page-aligned */ - __u32 len; /* length forward from offset, in bytes, page-aligned */ -}; - -#define __ASHMEMIOC 0x77 - -#define ASHMEM_SET_NAME _IOW(__ASHMEMIOC, 1, char[ASHMEM_NAME_LEN]) -#define ASHMEM_GET_NAME _IOR(__ASHMEMIOC, 2, char[ASHMEM_NAME_LEN]) -#define ASHMEM_SET_SIZE _IOW(__ASHMEMIOC, 3, size_t) -#define ASHMEM_GET_SIZE _IO(__ASHMEMIOC, 4) -#define ASHMEM_SET_PROT_MASK _IOW(__ASHMEMIOC, 5, unsigned long) -#define ASHMEM_GET_PROT_MASK _IO(__ASHMEMIOC, 6) -#define ASHMEM_PIN _IOW(__ASHMEMIOC, 7, struct ashmem_pin) -#define ASHMEM_UNPIN _IOW(__ASHMEMIOC, 8, struct ashmem_pin) -#define ASHMEM_GET_PIN_STATUS _IO(__ASHMEMIOC, 9) -#define ASHMEM_PURGE_ALL_CACHES _IO(__ASHMEMIOC, 10) +/* support of 32bit userspace on 64bit platforms */ +#ifdef CONFIG_COMPAT +#define COMPAT_ASHMEM_SET_SIZE _IOW(__ASHMEMIOC, 3, compat_size_t) +#define COMPAT_ASHMEM_SET_PROT_MASK _IOW(__ASHMEMIOC, 5, unsigned int) +#endif #endif /* _LINUX_ASHMEM_H */ |