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consoles: switch to int put_char method
Signed-off-by: Alan Cox <alan@redhat.com> Cc: Antonino Daplas <adaplas@pol.net> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Kelly Daly <kelly@au.ibm.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Jiri Slaby <jirislaby@gmail.com> Cc: Samuel Thibault <samuel.thibault@ens-lyon.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -628,13 +628,13 @@ static int viotty_write(struct tty_struct *tty, const unsigned char *buf,
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/*
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* TTY put_char method
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*/
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static void viotty_put_char(struct tty_struct *tty, unsigned char ch)
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static int viotty_put_char(struct tty_struct *tty, unsigned char ch)
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{
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struct port_info *pi;
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pi = get_port_data(tty);
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if (pi == NULL)
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return;
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return 0;
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/* This will append '\r' as well if the char is '\n' */
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if (viochar_is_console(pi))
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@ -642,6 +642,7 @@ static void viotty_put_char(struct tty_struct *tty, unsigned char ch)
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if (viopath_isactive(pi->lp))
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internal_write(pi, &ch, 1);
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return 1;
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}
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/*
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@ -2642,11 +2642,11 @@ static int con_write(struct tty_struct *tty, const unsigned char *buf, int count
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return retval;
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}
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static void con_put_char(struct tty_struct *tty, unsigned char ch)
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static int con_put_char(struct tty_struct *tty, unsigned char ch)
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{
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if (in_interrupt())
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return; /* n_r3964 calls put_char() from interrupt context */
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do_con_write(tty, &ch, 1);
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return 0; /* n_r3964 calls put_char() from interrupt context */
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return do_con_write(tty, &ch, 1);
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}
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static int con_write_room(struct tty_struct *tty)
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