diff options
Diffstat (limited to 'net/bluetooth/hci_core.c')
| -rw-r--r-- | net/bluetooth/hci_core.c | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index e8058c3c957..47fcb4983db 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -58,6 +58,37 @@ static void hci_notify(struct hci_dev *hdev, int event) /* ---- HCI debugfs entries ---- */ +static int features_show(struct seq_file *f, void *ptr) +{ + struct hci_dev *hdev = f->private; + u8 p; + + hci_dev_lock(hdev); + for (p = 0; p < HCI_MAX_PAGES && p <= hdev->max_page; p++) { + seq_printf(f, "Page %u: 0x%2.2x 0x%2.2x 0x%2.2x 0x%2.2x " + "0x%2.2x 0x%2.2x 0x%2.2x 0x%2.2x\n", p, + hdev->features[p][0], hdev->features[p][1], + hdev->features[p][2], hdev->features[p][3], + hdev->features[p][4], hdev->features[p][5], + hdev->features[p][6], hdev->features[p][7]); + } + hci_dev_unlock(hdev); + + return 0; +} + +static int features_open(struct inode *inode, struct file *file) +{ + return single_open(file, features_show, inode->i_private); +} + +static const struct file_operations features_fops = { + .open = features_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + static int blacklist_show(struct seq_file *f, void *p) { struct hci_dev *hdev = f->private; @@ -991,9 +1022,10 @@ static int __hci_init(struct hci_dev *hdev) if (!test_bit(HCI_SETUP, &hdev->dev_flags)) return 0; + debugfs_create_file("features", 0444, hdev->debugfs, hdev, + &features_fops); debugfs_create_file("blacklist", 0444, hdev->debugfs, hdev, &blacklist_fops); - debugfs_create_file("uuids", 0444, hdev->debugfs, hdev, &uuids_fops); if (lmp_bredr_capable(hdev)) { |