From 134c2a89af22f500b1d7525d663fddda345ff01e Mon Sep 17 00:00:00 2001 From: Marcel Holtmann Date: Wed, 15 Jan 2014 22:37:42 -0800 Subject: [PATCH] Bluetooth: Add debugfs entry to show Secure Connections Only mode For debugging purposes of Secure Connection Only support a simple debugfs entry is used to indicate if this mode is active or not. Signed-off-by: Marcel Holtmann Signed-off-by: Johan Hedberg --- include/net/bluetooth/hci.h | 1 + net/bluetooth/hci_core.c | 20 ++++++++++++++++++++ 2 files changed, 21 insertions(+) diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index 0064a9aa5df1..232c07804ca8 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 499ec1b1095d..369d30750417 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)) { -- 2.11.0