Index: uspace/drv/char/ps2mouse/chardev.c
===================================================================
--- uspace/drv/char/ps2mouse/chardev.c	(revision a455321ecc56b9c24a97830fbdeaa114844e4ce4)
+++ uspace/drv/char/ps2mouse/chardev.c	(revision bd87ae077e8b79fbea920fcc3c62b1f896e52b38)
@@ -40,5 +40,5 @@
 };
 
-static ssize_t chardev_read_int(async_exch_t *exch, void *data, size_t size)
+ssize_t chardev_read(async_exch_t *exch, void *data, size_t size)
 {
 	if (!exch)
@@ -55,5 +55,5 @@
 }
 
-static ssize_t chardev_write_int(async_exch_t *exch, const void *data, size_t size)
+ssize_t chardev_write(async_exch_t *exch, const void *data, size_t size)
 {
 	if (!exch)
@@ -67,19 +67,2 @@
 	    message[0], message[1], message[2]);
 }
-
-
-ssize_t chardev_write(async_sess_t *sess, const void *data, size_t size)
-{
-	async_exch_t *exch = async_exchange_begin(sess);
-	const ssize_t ret = chardev_write_int(exch, data, size);
-	async_exchange_end(exch);
-	return ret;
-}
-
-ssize_t chardev_read(async_sess_t *sess, void *data, size_t size)
-{
-	async_exch_t *exch = async_exchange_begin(sess);
-	const ssize_t ret = chardev_read_int(exch, data, size);
-	async_exchange_end(exch);
-	return ret;
-}