diff options
Diffstat (limited to 'drivers/usb/core/sysfs.c')
| -rw-r--r-- | drivers/usb/core/sysfs.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/usb/core/sysfs.c b/drivers/usb/core/sysfs.c index 27bb34043053..ea18284dfa9a 100644 --- a/drivers/usb/core/sysfs.c +++ b/drivers/usb/core/sysfs.c @@ -175,6 +175,26 @@ static ssize_t speed_show(struct device *dev, struct device_attribute *attr, } static DEVICE_ATTR_RO(speed); +static ssize_t rx_lanes_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct usb_device *udev; + + udev = to_usb_device(dev); + return sprintf(buf, "%d\n", udev->rx_lanes); +} +static DEVICE_ATTR_RO(rx_lanes); + +static ssize_t tx_lanes_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct usb_device *udev; + + udev = to_usb_device(dev); + return sprintf(buf, "%d\n", udev->tx_lanes); +} +static DEVICE_ATTR_RO(tx_lanes); + static ssize_t busnum_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -790,6 +810,8 @@ static struct attribute *dev_attrs[] = { &dev_attr_bNumConfigurations.attr, &dev_attr_bMaxPacketSize0.attr, &dev_attr_speed.attr, + &dev_attr_rx_lanes.attr, + &dev_attr_tx_lanes.attr, &dev_attr_busnum.attr, &dev_attr_devnum.attr, &dev_attr_devpath.attr, |