Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=999999616e45c603da45ee2667741fb7348629a5
Commit: 999999616e45c603da45ee2667741fb7348629a5
Parent: 84f8c6fc0e3b6e48fd22c28fc3bb666a130b3994
Author: Atsushi Nemoto <[EMAIL PROTECTED]>
AuthorDate: Wed Aug 22 14:01:15 2007 -0700
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Wed Aug 22 19:52:44 2007 -0700
serial_txx9: Fix modem control line handling
This chip does not have modem control lines. Return TIOCM_CAR and
TIOCM_DSR always on get_mctrl() and ajust some bits in termios cflag.
Signed-off-by: Atsushi Nemoto <[EMAIL PROTECTED]>
Cc: Ralf Baechle <[EMAIL PROTECTED]>
Acked-by: Alan Cox <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
drivers/serial/serial_txx9.c | 14 +++++++++++---
1 files changed, 11 insertions(+), 3 deletions(-)
diff --git a/drivers/serial/serial_txx9.c b/drivers/serial/serial_txx9.c
index b8f91e0..0930e2a 100644
--- a/drivers/serial/serial_txx9.c
+++ b/drivers/serial/serial_txx9.c
@@ -37,7 +37,7 @@
#include <asm/io.h>
-static char *serial_version = "1.09";
+static char *serial_version = "1.10";
static char *serial_name = "TX39/49 Serial driver";
#define PASS_LIMIT 256
@@ -436,8 +436,10 @@ static unsigned int serial_txx9_get_mctrl(struct uart_port
*port)
struct uart_txx9_port *up = (struct uart_txx9_port *)port;
unsigned int ret;
- ret = ((sio_in(up, TXX9_SIFLCR) & TXX9_SIFLCR_RTSSC) ? 0 : TIOCM_RTS)
- | ((sio_in(up, TXX9_SICISR) & TXX9_SICISR_CTSS) ? 0 :
TIOCM_CTS);
+ /* no modem control lines */
+ ret = TIOCM_CAR | TIOCM_DSR;
+ ret |= (sio_in(up, TXX9_SIFLCR) & TXX9_SIFLCR_RTSSC) ? 0 : TIOCM_RTS;
+ ret |= (sio_in(up, TXX9_SICISR) & TXX9_SICISR_CTSS) ? 0 : TIOCM_CTS;
return ret;
}
@@ -557,6 +559,12 @@ serial_txx9_set_termios(struct uart_port *port, struct
ktermios *termios,
unsigned long flags;
unsigned int baud, quot;
+ /*
+ * We don't support modem control lines.
+ */
+ termios->c_cflag &= ~(HUPCL | CMSPAR);
+ termios->c_cflag |= CLOCAL;
+
cval = sio_in(up, TXX9_SILCR);
/* byte size and parity */
cval &= ~TXX9_SILCR_UMODE_MASK;
-
To unsubscribe from this list: send the line "unsubscribe git-commits-head" in
the body of a message to [EMAIL PROTECTED]
More majordomo info at http://vger.kernel.org/majordomo-info.html
