The patch titled
usb serial console: add device function
has been added to the -mm tree. Its filename is
usb-serial-console-add-device-function.patch
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: usb serial console: add device function
From: Kevin Hao <kexin.hao@xxxxxxxxxxxxx>
Add device funtion for usb serial console, so we can open /dev/console
when we use a usb serial device as console.
Signed-off-by: Kevin Hao <kexin.hao@xxxxxxxxxxxxx>
Cc: Greg KH <greg@xxxxxxxxx>
Cc: Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>
Cc: <stable@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/usb/serial/console.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff -puN drivers/usb/serial/console.c~usb-serial-console-add-device-function drivers/usb/serial/console.c
--- a/drivers/usb/serial/console.c~usb-serial-console-add-device-function
+++ a/drivers/usb/serial/console.c
@@ -241,12 +241,25 @@ static void usb_console_write(struct con
}
}
+static struct tty_driver *usb_console_device(struct console *co, int *index)
+{
+ struct tty_driver **p = (struct tty_driver **)co->data;
+
+ if (!*p)
+ return NULL;
+
+ *index = co->index;
+ return (struct tty_driver *)(*p);
+}
+
static struct console usbcons = {
.name = "ttyUSB",
.write = usb_console_write,
+ .device = usb_console_device,
.setup = usb_console_setup,
.flags = CON_PRINTBUFFER,
.index = -1,
+ .data = &usb_serial_tty_driver,
};
void usb_serial_console_disconnect(struct usb_serial *serial)
_
Patches currently in -mm which might be from kexin.hao@xxxxxxxxxxxxx are
usb-serial-console-setup-initialise-tty-kref.patch
usb-serial-console-add-device-function.patch
usb-serial-console-add-device-function-fix.patch
--
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
