61     struct ion_allocation_data data = {  in ion_alloc()  local
72         ret = ion_ioctl(fd, ION_IOC_ALLOC, &data);  in ion_alloc()
74             *handle = data.handle;  in ion_alloc()
85     struct ion_handle_data data = {  in ion_free()  local
90     ret = ion_ioctl(fd, ION_IOC_FREE, &data);  in ion_free()
98     struct ion_fd_data data = {  in ion_map_fd()  local
105     ret = ion_ioctl(fd, ION_IOC_MAP, &data);  in ion_map_fd()
109     *map_fd = data.fd;  in ion_map_fd()
377 static MPP_RET allocator_ion_import(void *ctx, MppBufferInfo *data)  in allocator_ion_import()  argument
384                  ctx, p->ion_device, data->fd, data->size);  in allocator_ion_import()
386     fd_data.fd = data->fd;  in allocator_ion_import()
389         mpp_err_f("fd %d import failed for %s\n", data->fd, strerror(errno));  in allocator_ion_import()
393     data->hnd = (void *)(intptr_t)fd_data.handle;  in allocator_ion_import()
394     ret = ion_map_fd(p->ion_device, fd_data.handle, &data->fd);  in allocator_ion_import()
395     data->ptr = NULL;  in allocator_ion_import()
397     ion_dbg_func("leave: ret %d handle %d\n", ret, data->hnd);  in allocator_ion_import()
401 static MPP_RET allocator_ion_mmap(void *ctx, MppBufferInfo *data)  in allocator_ion_mmap()  argument
410     ion_dbg_func("enter: ctx %p fd %d size %d\n", ctx, data->fd, data->size);  in allocator_ion_mmap()
412     if (NULL == data->ptr)  in allocator_ion_mmap()
413         ret = ion_mmap(data->fd, data->size, PROT_READ | PROT_WRITE,  in allocator_ion_mmap()
414                        MAP_SHARED, 0, &data->ptr);  in allocator_ion_mmap()
416     ion_dbg_func("leave: ret %d ptr %p\n", ret, data->ptr);  in allocator_ion_mmap()
420 static MPP_RET allocator_ion_free(void *ctx, MppBufferInfo *data)  in allocator_ion_free()  argument
429                  ctx, data->fd, data->ptr, data->size);  in allocator_ion_free()
432     if (data->ptr) {  in allocator_ion_free()
433         munmap(data->ptr, data->size);  in allocator_ion_free()
434         data->ptr = NULL;  in allocator_ion_free()
437     if (data->fd > 0) {  in allocator_ion_free()
438         close(data->fd);  in allocator_ion_free()
439         data->fd = -1;  in allocator_ion_free()
442     if (data->hnd) {  in allocator_ion_free()
443         ion_free(p->ion_device, (ion_user_handle_t)((intptr_t)data->hnd));  in allocator_ion_free()
444         data->hnd = NULL;  in allocator_ion_free()