]> git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/commitdiff
[Bluetooth] Add address and channel attribute to RFCOMM TTY device
authorMarcel Holtmann <marcel@holtmann.org>
Sat, 20 Oct 2007 12:52:38 +0000 (14:52 +0200)
committerDavid S. Miller <davem@sunset.davemloft.net>
Mon, 22 Oct 2007 09:59:47 +0000 (02:59 -0700)
Export the remote device address and channel of RFCOMM TTY device
via sysfs attributes. This allows udev to create better naming rules
for configured RFCOMM devices.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
net/bluetooth/rfcomm/tty.c

index 22a832098d44057e120ae76cecda07ae2d48ca00..e447651a2dbe86705a0ad35706b73d06928d8b94 100644 (file)
@@ -189,6 +189,23 @@ static struct device *rfcomm_get_device(struct rfcomm_dev *dev)
        return conn ? &conn->dev : NULL;
 }
 
+static ssize_t show_address(struct device *tty_dev, struct device_attribute *attr, char *buf)
+{
+       struct rfcomm_dev *dev = dev_get_drvdata(tty_dev);
+       bdaddr_t bdaddr;
+       baswap(&bdaddr, &dev->dst);
+       return sprintf(buf, "%s\n", batostr(&bdaddr));
+}
+
+static ssize_t show_channel(struct device *tty_dev, struct device_attribute *attr, char *buf)
+{
+       struct rfcomm_dev *dev = dev_get_drvdata(tty_dev);
+       return sprintf(buf, "%d\n", dev->channel);
+}
+
+static DEVICE_ATTR(address, S_IRUGO, show_address, NULL);
+static DEVICE_ATTR(channel, S_IRUGO, show_channel, NULL);
+
 static int rfcomm_dev_add(struct rfcomm_dev_req *req, struct rfcomm_dlc *dlc)
 {
        struct rfcomm_dev *dev;
@@ -281,6 +298,14 @@ out:
                return err;
        }
 
+       dev_set_drvdata(dev->tty_dev, dev);
+
+       if (device_create_file(dev->tty_dev, &dev_attr_address) < 0)
+               BT_ERR("Failed to create address attribute");
+
+       if (device_create_file(dev->tty_dev, &dev_attr_channel) < 0)
+               BT_ERR("Failed to create channel attribute");
+
        return dev->id;
 }