diff options
| author | Greg Kroah-Hartman <gregkh@suse.de> | 2009-03-20 20:38:35 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-03-20 20:38:35 -0700 |
| commit | 55beb9c578708d8190c09d866cbd94e29741ff32 (patch) | |
| tree | 4022644259ae176432bcb50135659d7438f5c398 /usb | |
| parent | 97f7b41f413dda4a877e524a47d718d7b13fafe6 (diff) | |
| download | patches-55beb9c578708d8190c09d866cbd94e29741ff32.tar.gz | |
symbol ioctl patch
Diffstat (limited to 'usb')
| -rw-r--r-- | usb/usb-symbolserial-log-the-ioctl-commands.patch | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/usb/usb-symbolserial-log-the-ioctl-commands.patch b/usb/usb-symbolserial-log-the-ioctl-commands.patch new file mode 100644 index 00000000000000..af0717dfcefbc6 --- /dev/null +++ b/usb/usb-symbolserial-log-the-ioctl-commands.patch @@ -0,0 +1,90 @@ +From foo@baz Fri Mar 20 20:26:30 PDT 2009 +Date: Fri, 20 Mar 2009 20:26:30 -0700 +To: Greg KH <greg@kroah.com> +From: Greg Kroah-Hartman <gregkh@suse.de> +Subject: USB: symbolserial: log the ioctl commands + +We need to figure out what userspace programs are expecting from this +driver, so log them so we can try to get it right. + +Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> + +--- + drivers/usb/serial/symbolserial.c | 59 ++++++++++++++++++++++++++++++++++++++ + 1 file changed, 59 insertions(+) + +--- a/drivers/usb/serial/symbolserial.c ++++ b/drivers/usb/serial/symbolserial.c +@@ -205,6 +205,62 @@ static void symbol_unthrottle(struct tty + __func__, result); + } + ++static int symbol_ioctl(struct tty_struct *tty, struct file *file, ++ unsigned int cmd, unsigned long arg) ++{ ++ struct usb_serial_port *port = tty->driver_data; ++ struct device *dev = &port->dev; ++ ++ /* ++ * Right now we need to figure out what commands ++ * most userspace tools want to see for this driver, ++ * so just log the things. ++ */ ++ switch (cmd) { ++ case TIOCSERGETLSR: ++ dev_info(dev, "%s: TIOCSERGETLSR\n", __func__); ++ break; ++ ++ case TIOCGSERIAL: ++ dev_info(dev, "%s: TIOCGSERIAL\n", __func__); ++ break; ++ ++ case TIOCMIWAIT: ++ dev_info(dev, "%s: TIOCMIWAIT\n", __func__); ++ break; ++ ++ case TIOCGICOUNT: ++ dev_info(dev, "%s: TIOCGICOUNT\n", __func__); ++ break; ++ default: ++ dev_info(dev, "%s: unknown (%d)\n", __func__, cmd); ++ } ++ return -ENOIOCTLCMD; ++} ++ ++static int symbol_tiocmget(struct tty_struct *tty, struct file *file) ++{ ++ struct usb_serial_port *port = tty->driver_data; ++ struct device *dev = &port->dev; ++ ++ /* TODO */ ++ /* probably just need to shadow whatever was sent to us here */ ++ dev_info(dev, "%s\n", __func__); ++ return 0; ++} ++ ++static int symbol_tiocmset(struct tty_struct *tty, struct file *file, ++ unsigned int set, unsigned int clear) ++{ ++ struct usb_serial_port *port = tty->driver_data; ++ struct device *dev = &port->dev; ++ ++ /* TODO */ ++ /* probably just need to shadow whatever was sent to us here */ ++ dev_info(dev, "%s\n", __func__); ++ return 0; ++} ++ + static int symbol_startup(struct usb_serial *serial) + { + struct symbol_private *priv; +@@ -311,6 +367,9 @@ static struct usb_serial_driver symbol_d + .shutdown = symbol_shutdown, + .throttle = symbol_throttle, + .unthrottle = symbol_unthrottle, ++ .ioctl = symbol_ioctl, ++ .tiocmget = symbol_tiocmget, ++ .tiocmset = symbol_tiocmset, + }; + + static int __init symbol_init(void) |