Signed-off-by: Alan Cox <alan@redhat.com>
Acked-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
local_irq_restore(flags);
}
-static void rs_put_char(char ch)
+static int rs_put_char(char ch)
{
int flags, loops = 0;
UTX_TXDATA = ch;
udelay(5);
local_irq_restore(flags);
+ return 1;
}
static void rs_start(struct tty_struct *tty)
volatile QUICC_BD *bdp;
if (serial_paranoia_check(info, tty->name, "rs_put_char"))
- return;
+ return 0;
if (!tty)
- return;
+ return 0;
bdp = info->tx_cur;
while (bdp->status & BD_SC_READY);
bdp++;
info->tx_cur = (QUICC_BD *)bdp;
+ return 1;
}
* This is used for console output.
*/
-void mcfrs_put_char(char ch)
+int mcfrs_put_char(char ch)
{
volatile unsigned char *uartp;
unsigned long flags;
mcfrs_init_console(); /* try and get it back */
local_irq_restore(flags);
- return;
+ return 1;
}