[PATCH 09/36] tty: make tty_port_client_operations operate with u8

From: Jiri Slaby (SUSE)
Date: Thu Aug 10 2023 - 05:16:07 EST


The parameters are already unsigned chars. So make them explicitly u8s,
as the rest is going to be unified to u8 eventually too.

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@xxxxxxxxxx>
Cc: Rob Herring <robh@xxxxxxxxxx>
---
drivers/tty/serdev/serdev-ttyport.c | 4 ++--
drivers/tty/tty_buffer.c | 4 ++--
drivers/tty/tty_port.c | 9 ++++-----
include/linux/tty_port.h | 7 ++++---
4 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/drivers/tty/serdev/serdev-ttyport.c b/drivers/tty/serdev/serdev-ttyport.c
index 8033ef19669c..f69ae27838e3 100644
--- a/drivers/tty/serdev/serdev-ttyport.c
+++ b/drivers/tty/serdev/serdev-ttyport.c
@@ -22,8 +22,8 @@ struct serport {
* Callback functions from the tty port.
*/

-static int ttyport_receive_buf(struct tty_port *port, const unsigned char *cp,
- const unsigned char *fp, size_t count)
+static int ttyport_receive_buf(struct tty_port *port, const u8 *cp,
+ const u8 *fp, size_t count)
{
struct serdev_controller *ctrl = port->client_data;
struct serport *serport = serdev_controller_get_drvdata(ctrl);
diff --git a/drivers/tty/tty_buffer.c b/drivers/tty/tty_buffer.c
index 2df86ed90574..42464c37125a 100644
--- a/drivers/tty/tty_buffer.c
+++ b/drivers/tty/tty_buffer.c
@@ -505,8 +505,8 @@ static void lookahead_bufs(struct tty_port *port, struct tty_buffer *head)
static int
receive_buf(struct tty_port *port, struct tty_buffer *head, int count)
{
- unsigned char *p = char_buf_ptr(head, head->read);
- const char *f = NULL;
+ u8 *p = char_buf_ptr(head, head->read);
+ const u8 *f = NULL;
int n;

if (head->flags)
diff --git a/drivers/tty/tty_port.c b/drivers/tty/tty_port.c
index cda33dec73c3..6bf58980c81d 100644
--- a/drivers/tty/tty_port.c
+++ b/drivers/tty/tty_port.c
@@ -20,9 +20,8 @@
#include <linux/serdev.h>
#include "tty.h"

-static int tty_port_default_receive_buf(struct tty_port *port,
- const unsigned char *p,
- const unsigned char *f, size_t count)
+static int tty_port_default_receive_buf(struct tty_port *port, const u8 *p,
+ const u8 *f, size_t count)
{
int ret;
struct tty_struct *tty;
@@ -43,8 +42,8 @@ static int tty_port_default_receive_buf(struct tty_port *port,
return ret;
}

-static void tty_port_default_lookahead_buf(struct tty_port *port, const unsigned char *p,
- const unsigned char *f, unsigned int count)
+static void tty_port_default_lookahead_buf(struct tty_port *port, const u8 *p,
+ const u8 *f, unsigned int count)
{
struct tty_struct *tty;
struct tty_ldisc *ld;
diff --git a/include/linux/tty_port.h b/include/linux/tty_port.h
index edf685a24f7c..726575743367 100644
--- a/include/linux/tty_port.h
+++ b/include/linux/tty_port.h
@@ -39,9 +39,10 @@ struct tty_port_operations {
};

struct tty_port_client_operations {
- int (*receive_buf)(struct tty_port *port, const unsigned char *, const unsigned char *, size_t);
- void (*lookahead_buf)(struct tty_port *port, const unsigned char *cp,
- const unsigned char *fp, unsigned int count);
+ int (*receive_buf)(struct tty_port *port, const u8 *cp, const u8 *fp,
+ size_t count);
+ void (*lookahead_buf)(struct tty_port *port, const u8 *cp,
+ const u8 *fp, unsigned int count);
void (*write_wakeup)(struct tty_port *port);
};

--
2.41.0