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Diffstat (limited to 'include/linux/serdev.h')
-rw-r--r--include/linux/serdev.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/include/linux/serdev.h b/include/linux/serdev.h
index 0ebf53bb254f..8cdab2c3b6d5 100644
--- a/include/linux/serdev.h
+++ b/include/linux/serdev.h
@@ -82,7 +82,7 @@ enum serdev_parity {
* serdev controller structures
*/
struct serdev_controller_ops {
- int (*write_buf)(struct serdev_controller *, const unsigned char *, size_t);
+ ssize_t (*write_buf)(struct serdev_controller *, const u8 *, size_t);
void (*write_flush)(struct serdev_controller *);
int (*write_room)(struct serdev_controller *);
int (*open)(struct serdev_controller *);
@@ -185,9 +185,9 @@ static inline void serdev_controller_write_wakeup(struct serdev_controller *ctrl
serdev->ops->write_wakeup(serdev);
}
-static inline int serdev_controller_receive_buf(struct serdev_controller *ctrl,
- const unsigned char *data,
- size_t count)
+static inline ssize_t serdev_controller_receive_buf(struct serdev_controller *ctrl,
+ const u8 *data,
+ size_t count)
{
struct serdev_device *serdev = ctrl->serdev;