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Diffstat (limited to 'net/bluetooth/hci_debugfs.c')
-rw-r--r--net/bluetooth/hci_debugfs.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/net/bluetooth/hci_debugfs.c b/net/bluetooth/hci_debugfs.c
index bb67f4a5479a..402e2cc54044 100644
--- a/net/bluetooth/hci_debugfs.c
+++ b/net/bluetooth/hci_debugfs.c
@@ -433,6 +433,35 @@ static int auto_accept_delay_set(void *data, u64 val)
return 0;
}
+static int min_encrypt_key_size_set(void *data, u64 val)
+{
+ struct hci_dev *hdev = data;
+
+ if (val < 1 || val > 16)
+ return -EINVAL;
+
+ hci_dev_lock(hdev);
+ hdev->min_enc_key_size = val;
+ hci_dev_unlock(hdev);
+
+ return 0;
+}
+
+static int min_encrypt_key_size_get(void *data, u64 *val)
+{
+ struct hci_dev *hdev = data;
+
+ hci_dev_lock(hdev);
+ *val = hdev->min_enc_key_size;
+ hci_dev_unlock(hdev);
+
+ return 0;
+}
+
+DEFINE_SIMPLE_ATTRIBUTE(min_encrypt_key_size_fops,
+ min_encrypt_key_size_get,
+ min_encrypt_key_size_set, "%llu\n");
+
static int auto_accept_delay_get(void *data, u64 *val)
{
struct hci_dev *hdev = data;
@@ -545,6 +574,8 @@ void hci_debugfs_create_bredr(struct hci_dev *hdev)
if (lmp_ssp_capable(hdev)) {
debugfs_create_file("ssp_debug_mode", 0444, hdev->debugfs,
hdev, &ssp_debug_mode_fops);
+ debugfs_create_file("min_encrypt_key_size", 0644, hdev->debugfs,
+ hdev, &min_encrypt_key_size_fops);
debugfs_create_file("auto_accept_delay", 0644, hdev->debugfs,
hdev, &auto_accept_delay_fops);
}