dmabuf_fd);
}
-static void dmabuf_sync(int fd, int start_stop)
+static int dmabuf_sync(int fd, int start_stop)
{
struct dma_buf_sync sync = {
.flags = start_stop | DMA_BUF_SYNC_RW,
};
- int ret;
- ret = ioctl(fd, DMA_BUF_IOCTL_SYNC, &sync);
- if (ret)
- printf("sync failed %d\n", errno);
+ return ioctl(fd, DMA_BUF_IOCTL_SYNC, &sync);
}
#define ONE_MEG (1024 * 1024)
}
printf("import passed\n");
- dmabuf_sync(dmabuf_fd, DMA_BUF_SYNC_START);
+ ret = dmabuf_sync(dmabuf_fd, DMA_BUF_SYNC_START);
+ if (ret < 0) {
+ printf("Sync start failed!\n");
+ goto out;
+ }
+
memset(p, 0xff, ONE_MEG);
- dmabuf_sync(dmabuf_fd, DMA_BUF_SYNC_END);
+ ret = dmabuf_sync(dmabuf_fd, DMA_BUF_SYNC_END);
+ if (ret < 0) {
+ printf("Sync end failed!\n");
+ goto out;
+ }
printf("syncs passed\n");
close_handle(importer_fd, handle);