diff options
Diffstat (limited to 'drivers/usb/serial')
| -rw-r--r-- | drivers/usb/serial/cp210x.c | 10 | ||||
| -rw-r--r-- | drivers/usb/serial/ftdi_sio.c | 18 | ||||
| -rw-r--r-- | drivers/usb/serial/option.c | 2 | ||||
| -rw-r--r-- | drivers/usb/serial/usb-serial.c | 7 |
4 files changed, 21 insertions, 16 deletions
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index 9960ac2b10b7..cfa1d68c7919 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -1504,7 +1504,7 @@ static int cp210x_gpio_get(struct gpio_chip *gc, unsigned int gpio) return !!(mask & BIT(gpio)); } -static void cp210x_gpio_set(struct gpio_chip *gc, unsigned int gpio, int value) +static int cp210x_gpio_set(struct gpio_chip *gc, unsigned int gpio, int value) { struct usb_serial *serial = gpiochip_get_data(gc); struct cp210x_serial_private *priv = usb_get_serial_data(serial); @@ -1559,7 +1559,10 @@ out: if (result < 0) { dev_err(&serial->interface->dev, "failed to set GPIO value: %d\n", result); + return result; } + + return 0; } static int cp210x_gpio_direction_get(struct gpio_chip *gc, unsigned int gpio) @@ -1599,9 +1602,8 @@ static int cp210x_gpio_direction_output(struct gpio_chip *gc, unsigned int gpio, struct cp210x_serial_private *priv = usb_get_serial_data(serial); priv->gpio_input &= ~BIT(gpio); - cp210x_gpio_set(gc, gpio, value); - return 0; + return cp210x_gpio_set(gc, gpio, value); } static int cp210x_gpio_set_config(struct gpio_chip *gc, unsigned int gpio, @@ -1960,7 +1962,7 @@ static int cp210x_gpio_init(struct usb_serial *serial) priv->gc.direction_input = cp210x_gpio_direction_input; priv->gc.direction_output = cp210x_gpio_direction_output; priv->gc.get = cp210x_gpio_get; - priv->gc.set = cp210x_gpio_set; + priv->gc.set_rv = cp210x_gpio_set; priv->gc.set_config = cp210x_gpio_set_config; priv->gc.init_valid_mask = cp210x_gpio_init_valid_mask; priv->gc.owner = THIS_MODULE; diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index abfcfca3f971..7737285a84ba 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -1859,10 +1859,11 @@ static int ftdi_gpio_get(struct gpio_chip *gc, unsigned int gpio) return !!(result & BIT(gpio)); } -static void ftdi_gpio_set(struct gpio_chip *gc, unsigned int gpio, int value) +static int ftdi_gpio_set(struct gpio_chip *gc, unsigned int gpio, int value) { struct usb_serial_port *port = gpiochip_get_data(gc); struct ftdi_private *priv = usb_get_serial_port_data(port); + int result; mutex_lock(&priv->gpio_lock); @@ -1871,9 +1872,11 @@ static void ftdi_gpio_set(struct gpio_chip *gc, unsigned int gpio, int value) else priv->gpio_value &= ~BIT(gpio); - ftdi_set_cbus_pins(port); + result = ftdi_set_cbus_pins(port); mutex_unlock(&priv->gpio_lock); + + return result; } static int ftdi_gpio_get_multiple(struct gpio_chip *gc, unsigned long *mask, @@ -1891,19 +1894,22 @@ static int ftdi_gpio_get_multiple(struct gpio_chip *gc, unsigned long *mask, return 0; } -static void ftdi_gpio_set_multiple(struct gpio_chip *gc, unsigned long *mask, +static int ftdi_gpio_set_multiple(struct gpio_chip *gc, unsigned long *mask, unsigned long *bits) { struct usb_serial_port *port = gpiochip_get_data(gc); struct ftdi_private *priv = usb_get_serial_port_data(port); + int result; mutex_lock(&priv->gpio_lock); priv->gpio_value &= ~(*mask); priv->gpio_value |= *bits & *mask; - ftdi_set_cbus_pins(port); + result = ftdi_set_cbus_pins(port); mutex_unlock(&priv->gpio_lock); + + return result; } static int ftdi_gpio_direction_get(struct gpio_chip *gc, unsigned int gpio) @@ -2144,9 +2150,9 @@ static int ftdi_gpio_init(struct usb_serial_port *port) priv->gc.direction_output = ftdi_gpio_direction_output; priv->gc.init_valid_mask = ftdi_gpio_init_valid_mask; priv->gc.get = ftdi_gpio_get; - priv->gc.set = ftdi_gpio_set; + priv->gc.set_rv = ftdi_gpio_set; priv->gc.get_multiple = ftdi_gpio_get_multiple; - priv->gc.set_multiple = ftdi_gpio_set_multiple; + priv->gc.set_multiple_rv = ftdi_gpio_set_multiple; priv->gc.owner = THIS_MODULE; priv->gc.parent = &serial->interface->dev; priv->gc.base = -1; diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 147ca50c94be..e5cd33093423 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -2346,6 +2346,8 @@ static const struct usb_device_id option_ids[] = { .driver_info = RSVD(3) }, { USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe145, 0xff), /* Foxconn T99W651 RNDIS */ .driver_info = RSVD(5) | RSVD(6) }, + { USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe15f, 0xff), /* Foxconn T99W709 */ + .driver_info = RSVD(5) }, { USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe167, 0xff), /* Foxconn T99W640 MBIM */ .driver_info = RSVD(3) }, { USB_DEVICE(0x1508, 0x1001), /* Fibocom NL668 (IOT version) */ diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index 7266558d823a..c78ff40b1e5f 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -1176,7 +1176,6 @@ static void usb_serial_disconnect(struct usb_interface *interface) struct usb_serial *serial = usb_get_intfdata(interface); struct device *dev = &interface->dev; struct usb_serial_port *port; - struct tty_struct *tty; /* sibling interface is cleaning up */ if (!serial) @@ -1191,11 +1190,7 @@ static void usb_serial_disconnect(struct usb_interface *interface) for (i = 0; i < serial->num_ports; ++i) { port = serial->port[i]; - tty = tty_port_tty_get(&port->port); - if (tty) { - tty_vhangup(tty); - tty_kref_put(tty); - } + tty_port_tty_vhangup(&port->port); usb_serial_port_poison_urbs(port); wake_up_interruptible(&port->port.delta_msr_wait); cancel_work_sync(&port->work); |