From: Dmitry Torokhov Input: allow users manually rebind serio ports, like this: echo -n "psmouse" > /sys/bus/serio/devices/serio0/driver echo -n "atkbd" > /sys/bus/serio/devices/serio1/driver echo -n "none" > /sys/bus/serio/devices/serio1/driver echo -n "reconnect" > /sys/bus/serio/devices/serio1/driver echo -n "rescan" > /sys/bus/serio/devices/serio1/driver Signed-off-by: Dmitry Torokhov Signed-off-by: Andrew Morton --- 25-akpm/drivers/input/serio/serio.c | 34 +++++++++++++++++++++++++++++++++- 1 files changed, 33 insertions(+), 1 deletion(-) diff -puN drivers/input/serio/serio.c~input-serio-rebind drivers/input/serio/serio.c --- 25/drivers/input/serio/serio.c~input-serio-rebind 2004-06-27 22:51:00.241158400 -0700 +++ 25-akpm/drivers/input/serio/serio.c 2004-06-27 22:51:00.244157944 -0700 @@ -257,7 +257,39 @@ static ssize_t serio_show_driver(struct { return sprintf(buf, "%s\n", dev->driver ? dev->driver->name : "(none)"); } -static DEVICE_ATTR(driver, S_IRUGO, serio_show_driver, NULL); + +static ssize_t serio_rebind_driver(struct device *dev, const char *buf, size_t count) +{ + struct serio *serio = to_serio_port(dev); + struct device_driver *drv; + struct kobject *k; + int retval; + + retval = down_interruptible(&serio_sem); + if (retval) + return retval; + + retval = count; + if (!strncmp(buf, "none", count)) { + serio_disconnect_port(serio); + } else if (!strncmp(buf, "reconnect", count)) { + serio_reconnect_port(serio); + } else if (!strncmp(buf, "rescan", count)) { + serio_disconnect_port(serio); + serio_connect_port(serio, NULL); + } else if ((k = kset_find_obj(&serio_bus.drivers, buf)) != NULL) { + drv = container_of(k, struct device_driver, kobj); + serio_disconnect_port(serio); + serio_connect_port(serio, to_serio_driver(drv)); + } else { + retval = -EINVAL; + } + + up(&serio_sem); + + return retval; +} +static DEVICE_ATTR(driver, S_IWUSR | S_IRUGO, serio_show_driver, serio_rebind_driver); static void serio_release_port(struct device *dev) { _