On Thu, Aug 10, 2023 at 11:15:02AM +0200, Jiri Slaby (SUSE) wrote: ... > drivers/s390/char/con3215.c | 2 +- > drivers/s390/char/con3270.c | 2 +- > drivers/s390/char/sclp_tty.c | 6 +++--- > drivers/s390/char/sclp_vt220.c | 2 +- ... > diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c > index 16b6f430dfd3..8bbce6a4d7f5 100644 > --- a/drivers/s390/char/con3215.c > +++ b/drivers/s390/char/con3215.c > @@ -1030,7 +1030,7 @@ static int tty3215_write(struct tty_struct *tty, const u8 *buf, int count) > /* > * Put character routine for 3215 ttys > */ > -static int tty3215_put_char(struct tty_struct *tty, unsigned char ch) > +static int tty3215_put_char(struct tty_struct *tty, u8 ch) > { > struct raw3215_info *raw = tty->driver_data; > > diff --git a/drivers/s390/char/con3270.c b/drivers/s390/char/con3270.c > index 123524bff734..6374555a0937 100644 > --- a/drivers/s390/char/con3270.c > +++ b/drivers/s390/char/con3270.c > @@ -1821,7 +1821,7 @@ static int tty3270_write(struct tty_struct *tty, const u8 *buf, int count) > /* > * Put single characters to the ttys character buffer > */ > -static int tty3270_put_char(struct tty_struct *tty, unsigned char ch) > +static int tty3270_put_char(struct tty_struct *tty, u8 ch) > { > struct tty3270 *tp; > > diff --git a/drivers/s390/char/sclp_tty.c b/drivers/s390/char/sclp_tty.c > index cc0f6a97124e..831a8c7cacc2 100644 > --- a/drivers/s390/char/sclp_tty.c > +++ b/drivers/s390/char/sclp_tty.c > @@ -48,7 +48,7 @@ static struct sclp_buffer *sclp_ttybuf; > static struct timer_list sclp_tty_timer; > > static struct tty_port sclp_port; > -static unsigned char sclp_tty_chars[SCLP_TTY_BUF_SIZE]; > +static u8 sclp_tty_chars[SCLP_TTY_BUF_SIZE]; > static unsigned short int sclp_tty_chars_count; > > struct tty_driver *sclp_tty_driver; > @@ -168,7 +168,7 @@ sclp_tty_timeout(struct timer_list *unused) > /* > * Write a string to the sclp tty. > */ > -static int sclp_tty_write_string(const unsigned char *str, int count, int may_fail) > +static int sclp_tty_write_string(const u8 *str, int count, int may_fail) > { > unsigned long flags; > void *page; > @@ -250,7 +250,7 @@ sclp_tty_write(struct tty_struct *tty, const u8 *buf, int count) > * sclp_write() without final '\n' - will be written. > */ > static int > -sclp_tty_put_char(struct tty_struct *tty, unsigned char ch) > +sclp_tty_put_char(struct tty_struct *tty, u8 ch) > { > sclp_tty_chars[sclp_tty_chars_count++] = ch; > if (ch == '\n' || sclp_tty_chars_count >= SCLP_TTY_BUF_SIZE) { > diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c > index 44974d801c1e..e148350c1e2c 100644 > --- a/drivers/s390/char/sclp_vt220.c > +++ b/drivers/s390/char/sclp_vt220.c > @@ -579,7 +579,7 @@ sclp_vt220_close(struct tty_struct *tty, struct file *filp) > * done stuffing characters into the driver. > */ > static int > -sclp_vt220_put_char(struct tty_struct *tty, unsigned char ch) > +sclp_vt220_put_char(struct tty_struct *tty, u8 ch) > { > return __sclp_vt220_write(&ch, 1, 0, 0, 1); > } For s390 part: Acked-by: Alexander Gordeev <agordeev@xxxxxxxxxxxxx> Thanks!