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authorMarcel Holtmann <marcel@holtmann.org>2009-06-08 14:31:00 +0200
committerMarcel Holtmann <marcel@holtmann.org>2009-06-08 14:50:01 +0200
commit092b85853b161a5ca285c429faf1cf2ff4318a01 (patch)
treea86d56a5956741597930ff3e428e5b82efbe5d62 /drivers
parent3857abc622102b808de11ff3393d541b826ab952 (diff)
Bluetooth: Remove unused and unneeded support in virtual driver
The virtual driver implements fasync and ioctl support, but it is not used and unneeded due to its constraints via the Bluetooth core layer. So too just make the driver simpler, remove support for both of them. Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/bluetooth/hci_vhci.c31
1 files changed, 0 insertions, 31 deletions
diff --git a/drivers/bluetooth/hci_vhci.c b/drivers/bluetooth/hci_vhci.c
index 7ebdb1d3093..1df9dda2e37 100644
--- a/drivers/bluetooth/hci_vhci.c
+++ b/drivers/bluetooth/hci_vhci.c
@@ -51,14 +51,8 @@ struct vhci_data {
wait_queue_head_t read_wait;
struct sk_buff_head readq;
-
- struct fasync_struct *fasync;
};
-#define VHCI_FASYNC 0x0010
-
-static struct miscdevice vhci_miscdev;
-
static int vhci_open_dev(struct hci_dev *hdev)
{
set_bit(HCI_RUNNING, &hdev->flags);
@@ -105,9 +99,6 @@ static int vhci_send_frame(struct sk_buff *skb)
memcpy(skb_push(skb, 1), &bt_cb(skb)->pkt_type, 1);
skb_queue_tail(&data->readq, skb);
- if (data->flags & VHCI_FASYNC)
- kill_fasync(&data->fasync, SIGIO, POLL_IN);
-
wake_up_interruptible(&data->read_wait);
return 0;
@@ -293,35 +284,13 @@ static int vhci_release(struct inode *inode, struct file *file)
return 0;
}
-static int vhci_fasync(int fd, struct file *file, int on)
-{
- struct vhci_data *data = file->private_data;
- int err = 0;
-
- lock_kernel();
- err = fasync_helper(fd, file, on, &data->fasync);
- if (err < 0)
- goto out;
-
- if (on)
- data->flags |= VHCI_FASYNC;
- else
- data->flags &= ~VHCI_FASYNC;
-
-out:
- unlock_kernel();
- return err;
-}
-
static const struct file_operations vhci_fops = {
- .owner = THIS_MODULE,
.read = vhci_read,
.write = vhci_write,
.poll = vhci_poll,
.ioctl = vhci_ioctl,
.open = vhci_open,
.release = vhci_release,
- .fasync = vhci_fasync,
};
static struct miscdevice vhci_miscdev= {