35         int fd = open("/dev/ion", O_RDWR);  in ion_open()  local
36         if (fd < 0)  in ion_open()
38         return fd;  in ion_open()
41 int ion_close(int fd)  in ion_close()  argument
43         return close(fd);  in ion_close()
46 static int ion_ioctl(int fd, int req, void *arg)  in ion_ioctl()  argument
48         int ret = ioctl(fd, req, arg);  in ion_ioctl()
57 int ion_alloc(int fd, size_t len, size_t align,  in ion_alloc()  argument
67         ret = ion_ioctl(fd, ION_IOC_ALLOC, &data);  in ion_alloc()
74 int ion_alloc_tiler(int fd, size_t w, size_t h, int fmt, unsigned int flags,  in ion_alloc_tiler()  argument
92         ret = ion_ioctl(fd, ION_IOC_CUSTOM, &custom_data);  in ion_alloc_tiler()
100 int ion_free(int fd, struct ion_handle *handle)  in ion_free()  argument
105         return ion_ioctl(fd, ION_IOC_FREE, &data);  in ion_free()
108 int ion_map(int fd, struct ion_handle *handle, size_t length, int prot,  in ion_map()  argument
114         int ret = ion_ioctl(fd, ION_IOC_MAP, &data);  in ion_map()
117         *map_fd = data.fd;  in ion_map()
130 int ion_share(int fd, struct ion_handle *handle, int *share_fd)  in ion_share()  argument
136         int ret = ion_ioctl(fd, ION_IOC_SHARE, &data);  in ion_share()
139         *share_fd = data.fd;  in ion_share()
147 int ion_import(int fd, int share_fd, struct ion_handle **handle)  in ion_import()  argument
150                 .fd = share_fd,  in ion_import()
152         int ret = ion_ioctl(fd, ION_IOC_IMPORT, &data);  in ion_import()
160 int ion_sync_fd(int fd, int handle_fd)
163 		.fd = handle_fd,
165 	return ion_ioctl(fd, ION_IOC_SYNC, &data);
169 int ion_map_cacheable(int fd, struct ion_handle *handle, size_t length, int prot,  in ion_map_cacheable()  argument
176         int ret = ion_ioctl(fd, ION_IOC_MAP, &data);  in ion_map_cacheable()
179         *map_fd = data.fd;  in ion_map_cacheable()
192 int ion_flush_cached(int fd, struct ion_handle *handle, size_t length,  in ion_flush_cached()  argument
200         return ion_ioctl(fd, ION_IOC_FLUSH_CACHED, &data);  in ion_flush_cached()
203 int ion_inval_cached(int fd, struct ion_handle *handle, size_t length,  in ion_inval_cached()  argument
211         return ion_ioctl(fd, ION_IOC_INVAL_CACHED, &data);  in ion_inval_cached()