diff options
| author |   Jiri Slaby <jirislaby@gmail.com> | 2009-09-19 13:13:17 -0700 |
|---|---|---|
| committer |   Live-CD User <linux@linux.site> | 2009-09-19 13:13:17 -0700 |
| commit | 46fb782522092f772c6ce2b129f201ca6e1e15a2 (patch) | |
| tree | f43fd041a790c8b20d09498a4c6b9baf40138a1b /drivers/char/cyclades.c | |
| parent | cyclades: introduce cyy_readb/writeb (diff) | |
| download | linux-dev-46fb782522092f772c6ce2b129f201ca6e1e15a2.tar.xz linux-dev-46fb782522092f772c6ce2b129f201ca6e1e15a2.zip | |
cyclades: remove more duplicated code
Remove duplicated code from cy_set_line_char. There were 2 if
branches with same contents except flags.
Branch only for the flags computation and use them in the only copy
of the code.
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to '')
| -rw-r--r-- | drivers/char/cyclades.c | 45 |
1 files changed, 14 insertions, 31 deletions
diff --git a/drivers/char/cyclades.c b/drivers/char/cyclades.c index cf2874a89c8c..f518e0b5b47d 100644 --- a/drivers/char/cyclades.c +++ b/drivers/char/cyclades.c @@ -2057,6 +2057,8 @@ static void cy_set_line_char(struct cyclades_port *info, struct tty_struct *tty) channel = info->line - card->first_line; if (!cy_is_Z(card)) { + u32 cflags; + /* baud rate */ baud = tty_get_baud_rate(tty); if (baud == 38400 && (info->port.flags & ASYNC_SPD_MASK) == @@ -2198,37 +2200,18 @@ static void cy_set_line_char(struct cyclades_port *info, struct tty_struct *tty) (info->default_timeout ? info->default_timeout : 0x02)); /* 10ms rx timeout */ - if (C_CLOCAL(tty)) { - /* without modem intr */ - cyy_writeb(info, CySRER, - cyy_readb(info, CySRER) | CyMdmCh); - /* act on 1->0 modem transitions */ - if ((cflag & CRTSCTS) && info->rflow) { - cyy_writeb(info, CyMCOR1, - (CyCTS | rflow_thr[i])); - } else { - cyy_writeb(info, CyMCOR1, - CyCTS); - } - /* act on 0->1 modem transitions */ - cyy_writeb(info, CyMCOR2, CyCTS); - } else { - /* without modem intr */ - cyy_writeb(info, CySRER, - cyy_readb(info, CySRER) | CyMdmCh); - /* act on 1->0 modem transitions */ - if ((cflag & CRTSCTS) && info->rflow) { - cyy_writeb(info, CyMCOR1, - (CyDSR | CyCTS | CyRI | CyDCD | - rflow_thr[i])); - } else { - cyy_writeb(info, CyMCOR1, - CyDSR | CyCTS | CyRI | CyDCD); - } - /* act on 0->1 modem transitions */ - cyy_writeb(info, CyMCOR2, - CyDSR | CyCTS | CyRI | CyDCD); - } + cflags = CyCTS; + if (!C_CLOCAL(tty)) + cflags |= CyDSR | CyRI | CyDCD; + /* without modem intr */ + cyy_writeb(info, CySRER, cyy_readb(info, CySRER) | CyMdmCh); + /* act on 1->0 modem transitions */ + if ((cflag & CRTSCTS) && info->rflow) + cyy_writeb(info, CyMCOR1, cflags | rflow_thr[i]); + else + cyy_writeb(info, CyMCOR1, cflags); + /* act on 0->1 modem transitions */ + cyy_writeb(info, CyMCOR2, cflags); if (i == 0) /* baud rate is zero, turn off line */ cyy_change_rts_dtr(info, 0, TIOCM_DTR); |