diff options
| author |   Marcel Holtmann <marcel@holtmann.org> | 2013-10-18 17:14:22 -0700 |
|---|---|---|
| committer |   Johan Hedberg <johan.hedberg@intel.com> | 2013-10-19 16:30:44 +0300 |
| commit | 12c269d7e30ab044849eb1ae0c8e4850582f3c7b (patch) | |
| tree | e14c9b28adfef2a50efac521172bad23ab944502 /net/bluetooth/hci_core.c | |
| parent | Bluetooth: Expose debugfs entry read/write own address type (diff) | |
| download | linux-dev-12c269d7e30ab044849eb1ae0c8e4850582f3c7b.tar.xz linux-dev-12c269d7e30ab044849eb1ae0c8e4850582f3c7b.zip | |
Bluetooth: Expose setting if debug keys are used or not
The system can be figured to accept and use debug keys. Expose this
value in debugfs for debugging purposes.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Diffstat (limited to 'net/bluetooth/hci_core.c')
| -rw-r--r-- | net/bluetooth/hci_core.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index d47c8ec90ca0..94d5342a4da6 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -215,6 +215,24 @@ static const struct file_operations link_keys_fops = { .release = single_release, }; +static ssize_t use_debug_keys_read(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct hci_dev *hdev = file->private_data; + char buf[3]; + + buf[0] = test_bit(HCI_DEBUG_KEYS, &hdev->dev_flags) ? 'Y': 'N'; + buf[1] = '\n'; + buf[2] = '\0'; + return simple_read_from_buffer(user_buf, count, ppos, buf, 2); +} + +static const struct file_operations use_debug_keys_fops = { + .open = simple_open, + .read = use_debug_keys_read, + .llseek = default_llseek, +}; + static int dev_class_show(struct seq_file *f, void *ptr) { struct hci_dev *hdev = f->private; @@ -1166,6 +1184,8 @@ static int __hci_init(struct hci_dev *hdev) hdev, &inquiry_cache_fops); debugfs_create_file("link_keys", 0400, hdev->debugfs, hdev, &link_keys_fops); + debugfs_create_file("use_debug_keys", 0444, hdev->debugfs, + hdev, &use_debug_keys_fops); debugfs_create_file("dev_class", 0444, hdev->debugfs, hdev, &dev_class_fops); debugfs_create_file("voice_setting", 0444, hdev->debugfs, |