diff options
Diffstat (limited to 'drivers/staging/android/ashmem.h')
| -rw-r--r-- | drivers/staging/android/ashmem.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/staging/android/ashmem.h b/drivers/staging/android/ashmem.h index c9b2ebaa441a..ff7328f669f7 100644 --- a/drivers/staging/android/ashmem.h +++ b/drivers/staging/android/ashmem.h @@ -32,6 +32,13 @@ struct ashmem_pin { size_t len; /* length forward from offset, in bytes, page-aligned */ }; +#ifdef CONFIG_COMPAT +struct compat_ashmem_pin { + compat_size_t offset; /* offset into region, in bytes, page-aligned */ + compat_size_t len; /* length forward from offset, in bytes, page-aligned */ +}; +#endif + #define __ASHMEMIOC 0x77 #define ASHMEM_SET_NAME _IOW(__ASHMEMIOC, 1, char[ASHMEM_NAME_LEN]) @@ -45,4 +52,12 @@ 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) +#define COMPAT_ASHMEM_PIN _IOW(__ASHMEMIOC, 7, struct compat_ashmem_pin) +#define COMPAT_ASHMEM_UNPIN _IOW(__ASHMEMIOC, 8, struct compat_ashmem_pin) +#endif + #endif /* _LINUX_ASHMEM_H */ |