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| author | Greg Kroah-Hartman <gregkh@suse.de> | 2009-03-20 20:26:30 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-03-24 16:20:32 -0700 |
| commit | 3d940b7d27c5fec35de66449836ab9a01575447c (patch) | |
| tree | 828d2c62f530a7ebd9d40588b970c24d8131d4ea /drivers | |
| parent | 68b44eaed5def7b6490c23c3e88c6f2ccec57beb (diff) | |
| download | linux-3d940b7d27c5fec35de66449836ab9a01575447c.tar.bz2 | |
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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/serial/symbolserial.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/drivers/usb/serial/symbolserial.c b/drivers/usb/serial/symbolserial.c index c5990fd88e2c..8b3cbc87adc7 100644 --- a/drivers/usb/serial/symbolserial.c +++ b/drivers/usb/serial/symbolserial.c @@ -205,6 +205,62 @@ static void symbol_unthrottle(struct tty_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_device = { .shutdown = symbol_shutdown, .throttle = symbol_throttle, .unthrottle = symbol_unthrottle, + .ioctl = symbol_ioctl, + .tiocmget = symbol_tiocmget, + .tiocmset = symbol_tiocmset, }; static int __init symbol_init(void) |