Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=537699ef53f8b97546f0845bf51a49c9ab114a13
Commit: 537699ef53f8b97546f0845bf51a49c9ab114a13
Parent: 65d063ab21feea8cf65d64fba50a5c4fa7bfd6be
Author: Alan Cox <[EMAIL PROTECTED]>
AuthorDate: Thu Jan 3 17:03:11 2008 +0000
Committer: Greg Kroah-Hartman <[EMAIL PROTECTED]>
CommitDate: Fri Feb 1 14:35:00 2008 -0800
USB: ti_usb: termios cleanups
Remove internal NULL passing in termios code
Remove all the if checks it causes
Encode the baud rate back properly
Clear CMSPAR as it is not supported
Signed-off-by: Alan Cox <[EMAIL PROTECTED]>
Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>
---
drivers/usb/serial/ti_usb_3410_5052.c | 31 +++++++++++++------------------
1 files changed, 13 insertions(+), 18 deletions(-)
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c
b/drivers/usb/serial/ti_usb_3410_5052.c
index 995fdf3..70f56c8 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -581,7 +581,7 @@ static int ti_open(struct usb_serial_port *port, struct
file *file)
}
}
- ti_set_termios(port, NULL);
+ ti_set_termios(port, port->tty->termios);
dbg("%s - sending TI_OPEN_PORT", __FUNCTION__);
status = ti_command_out_sync(tdev, TI_OPEN_PORT,
@@ -618,7 +618,7 @@ static int ti_open(struct usb_serial_port *port, struct
file *file)
usb_clear_halt(dev, port->write_urb->pipe);
usb_clear_halt(dev, port->read_urb->pipe);
- ti_set_termios(port, NULL);
+ ti_set_termios(port, port->tty->termios);
dbg("%s - sending TI_OPEN_PORT (2)", __FUNCTION__);
status = ti_command_out_sync(tdev, TI_OPEN_PORT,
@@ -897,24 +897,11 @@ static void ti_set_termios(struct usb_serial_port *port,
dbg("%s - port %d", __FUNCTION__, port->number);
- if (!tty || !tty->termios) {
- dbg("%s - no tty or termios", __FUNCTION__);
- return;
- }
-
cflag = tty->termios->c_cflag;
iflag = tty->termios->c_iflag;
- if (old_termios && cflag == old_termios->c_cflag
- && iflag == old_termios->c_iflag) {
- dbg("%s - nothing to change", __FUNCTION__);
- return;
- }
-
- dbg("%s - clfag %08x, iflag %08x", __FUNCTION__, cflag, iflag);
-
- if (old_termios)
- dbg("%s - old clfag %08x, old iflag %08x", __FUNCTION__,
old_termios->c_cflag, old_termios->c_iflag);
+ dbg("%s - cflag %08x, iflag %08x", __FUNCTION__, cflag, iflag);
+ dbg("%s - old clfag %08x, old iflag %08x", __FUNCTION__,
old_termios->c_cflag, old_termios->c_iflag);
if (tport == NULL)
return;
@@ -948,6 +935,9 @@ static void ti_set_termios(struct usb_serial_port *port,
break;
}
+ /* CMSPAR isn't supported by this driver */
+ tty->termios->c_cflag &= ~CMSPAR;
+
if (cflag & PARENB) {
if (cflag & PARODD) {
config->wFlags |= TI_UART_ENABLE_PARITY_CHECKING;
@@ -990,12 +980,17 @@ static void ti_set_termios(struct usb_serial_port *port,
}
baud = tty_get_baud_rate(tty);
- if (!baud) baud = 9600;
+ if (!baud)
+ baud = 9600;
if (tport->tp_tdev->td_is_3410)
config->wBaudRate = (__u16)((923077 + baud/2) / baud);
else
config->wBaudRate = (__u16)((461538 + baud/2) / baud);
+ /* FIXME: Should calculate resulting baud here and report it back */
+ if ((cflag & CBAUD) != B0)
+ tty_encode_baud_rate(tty, baud, baud);
+
dbg("%s - BaudRate=%d, wBaudRate=%d, wFlags=0x%04X, bDataBits=%d,
bParity=%d, bStopBits=%d, cXon=%d, cXoff=%d, bUartMode=%d",
__FUNCTION__, baud, config->wBaudRate, config->wFlags,
config->bDataBits, config->bParity, config->bStopBits, config->cXon,
config->cXoff, config->bUartMode);
-
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