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-rw-r--r--include/net/bluetooth/hci.h1
-rw-r--r--net/bluetooth/hci_core.c20
2 files changed, 21 insertions, 0 deletions
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index 0064a9a..232c078 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -124,6 +124,7 @@ enum {
HCI_LE_SCAN,
HCI_SSP_ENABLED,
HCI_SC_ENABLED,
+ HCI_SC_ONLY,
HCI_HS_ENABLED,
HCI_LE_ENABLED,
HCI_ADVERTISING,
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 499ec1b..369d307 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -461,6 +461,24 @@ static const struct file_operations force_sc_support_fops = {
.llseek = default_llseek,
};
+static ssize_t sc_only_mode_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_SC_ONLY, &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 sc_only_mode_fops = {
+ .open = simple_open,
+ .read = sc_only_mode_read,
+ .llseek = default_llseek,
+};
+
static int idle_timeout_set(void *data, u64 val)
{
struct hci_dev *hdev = data;
@@ -1491,6 +1509,8 @@ static int __hci_init(struct hci_dev *hdev)
hdev, &ssp_debug_mode_fops);
debugfs_create_file("force_sc_support", 0644, hdev->debugfs,
hdev, &force_sc_support_fops);
+ debugfs_create_file("sc_only_mode", 0444, hdev->debugfs,
+ hdev, &sc_only_mode_fops);
}
if (lmp_sniff_capable(hdev)) {
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