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Commit 6e07231a authored by Marcel Holtmann's avatar Marcel Holtmann Committed by Johan Hedberg
Browse files

Bluetooth: Expose Secure Simple Pairing debug mode setting in debugfs 



The value of the ssp_debug_mode should be accessible via debugfs to be
able to determine if a BR/EDR controller generates debugs keys or not.

Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: default avatarJohan Hedberg <johan.hedberg@intel.com>
parent 41bcfd50

net/bluetooth/hci_debugfs.c

+22 −1
Original line number Diff line number Diff line
@@ -354,6 +354,24 @@ static int voice_setting_get(void *data, u64 *val) 
DEFINE_SIMPLE_ATTRIBUTE(voice_setting_fops, voice_setting_get,

			NULL, "0x%4.4llx\n");



static ssize_t ssp_debug_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] = hdev->ssp_debug_mode ? 'Y': 'N';

	buf[1] = '\n';

	buf[2] = '\0';

	return simple_read_from_buffer(user_buf, count, ppos, buf, 2);

}



static const struct file_operations ssp_debug_mode_fops = {

	.open		= simple_open,

	.read		= ssp_debug_mode_read,

	.llseek		= default_llseek,

};



static int auto_accept_delay_set(void *data, u64 val)

{

	struct hci_dev *hdev = data;
@@ -474,9 +492,12 @@ void hci_debugfs_create_bredr(struct hci_dev *hdev) 
	debugfs_create_file("voice_setting", 0444, hdev->debugfs, hdev,

			    &voice_setting_fops);



	if (lmp_ssp_capable(hdev))

	if (lmp_ssp_capable(hdev)) {

		debugfs_create_file("ssp_debug_mode", 0444, hdev->debugfs,

				    hdev, &ssp_debug_mode_fops);

		debugfs_create_file("auto_accept_delay", 0644, hdev->debugfs,

				    hdev, &auto_accept_delay_fops);

	}



	if (lmp_sniff_capable(hdev)) {

		debugfs_create_file("idle_timeout", 0644, hdev->debugfs,