From a8d9cd2318606627d3c0e4747dbd7bbc44c48e27 Mon Sep 17 00:00:00 2001
From: "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
Date: Thu, 10 Aug 2023 11:14:50 +0200
Subject: tty: use u8 for chars

This makes all those 'unsigned char's an explicit 'u8'. This is part of
the continuing unification of chars and flags to be consistent u8.

This approaches tty_port_default_receive_buf(). Flags to be next.

Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
Cc: William Hubbs <w.d.hubbs@gmail.com>
Cc: Chris Brannon <chris@the-brannons.com>
Cc: Kirk Reiser <kirk@reisers.ca>
Cc: Samuel Thibault <samuel.thibault@ens-lyon.org>
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Max Staudt <max@enpas.org>
Cc: Wolfgang Grandegger <wg@grandegger.com>
Cc: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Eric Dumazet <edumazet@google.com>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Paolo Abeni <pabeni@redhat.com>
Cc: Dario Binacchi <dario.binacchi@amarulasolutions.com>
Cc: Andreas Koensgen <ajk@comnets.uni-bremen.de>
Cc: Jeremy Kerr <jk@codeconstruct.com.au>
Cc: Matt Johnston <matt@codeconstruct.com.au>
Cc: Liam Girdwood <lgirdwood@gmail.com>
Cc: Mark Brown <broonie@kernel.org>
Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.com>
Cc: Peter Ujfalusi <peter.ujfalusi@gmail.com>
Acked-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20230810091510.13006-17-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 include/linux/tty_flip.h | 22 ++++++++++------------
 1 file changed, 10 insertions(+), 12 deletions(-)

(limited to 'include/linux/tty_flip.h')

diff --git a/include/linux/tty_flip.h b/include/linux/tty_flip.h
index 09c4dbcd0025..a0fcffeaaa25 100644
--- a/include/linux/tty_flip.h
+++ b/include/linux/tty_flip.h
@@ -10,17 +10,15 @@ struct tty_ldisc;
 int tty_buffer_set_limit(struct tty_port *port, int limit);
 unsigned int tty_buffer_space_avail(struct tty_port *port);
 int tty_buffer_request_room(struct tty_port *port, size_t size);
-int tty_insert_flip_string_flags(struct tty_port *port,
-		const unsigned char *chars, const char *flags, size_t size);
-int tty_insert_flip_string_fixed_flag(struct tty_port *port,
-		const unsigned char *chars, char flag, size_t size);
-int tty_prepare_flip_string(struct tty_port *port, unsigned char **chars,
-		size_t size);
+int tty_insert_flip_string_flags(struct tty_port *port, const u8 *chars,
+				 const char *flags, size_t size);
+int tty_insert_flip_string_fixed_flag(struct tty_port *port, const u8 *chars,
+				      char flag, size_t size);
+int tty_prepare_flip_string(struct tty_port *port, u8 **chars, size_t size);
 void tty_flip_buffer_push(struct tty_port *port);
-int __tty_insert_flip_char(struct tty_port *port, unsigned char ch, char flag);
+int __tty_insert_flip_char(struct tty_port *port, u8 ch, char flag);
 
-static inline int tty_insert_flip_char(struct tty_port *port,
-					unsigned char ch, char flag)
+static inline int tty_insert_flip_char(struct tty_port *port, u8 ch, char flag)
 {
 	struct tty_buffer *tb = port->buf.tail;
 	int change;
@@ -36,13 +34,13 @@ static inline int tty_insert_flip_char(struct tty_port *port,
 }
 
 static inline int tty_insert_flip_string(struct tty_port *port,
-		const unsigned char *chars, size_t size)
+		const u8 *chars, size_t size)
 {
 	return tty_insert_flip_string_fixed_flag(port, chars, TTY_NORMAL, size);
 }
 
-size_t tty_ldisc_receive_buf(struct tty_ldisc *ld, const unsigned char *p,
-			     const char *f, size_t count);
+size_t tty_ldisc_receive_buf(struct tty_ldisc *ld, const u8 *p, const char *f,
+			     size_t count);
 
 void tty_buffer_lock_exclusive(struct tty_port *port);
 void tty_buffer_unlock_exclusive(struct tty_port *port);
-- 
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