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Commit 92202185 authored by Marcel Holtmann's avatar Marcel Holtmann Committed by Johan Hedberg
Browse files

Bluetooth: Expose debugfs entry read/write own address type 



For some testing it is important to know the current own addres type,
but also be able to change it. The change is lost over powery cycles
and only intended for debugging.

Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: default avatarJohan Hedberg <johan.hedberg@intel.com>
parent 79830f66

net/bluetooth/hci_core.c

+30 −0
Original line number Diff line number Diff line
@@ -385,6 +385,34 @@ static const struct file_operations static_address_fops = { 
	.release	= single_release,

};



static int own_address_type_set(void *data, u64 val)

{

	struct hci_dev *hdev = data;



	if (val != 0 && val != 1)

		return -EINVAL;



	hci_dev_lock(hdev);

	hdev->own_addr_type = val;

	hci_dev_unlock(hdev);



	return 0;

}



static int own_address_type_get(void *data, u64 *val)

{

	struct hci_dev *hdev = data;



	hci_dev_lock(hdev);

	*val = hdev->own_addr_type;

	hci_dev_unlock(hdev);



	return 0;

}



DEFINE_SIMPLE_ATTRIBUTE(own_address_type_fops, own_address_type_get,

			own_address_type_set, "%llu\n");



static int long_term_keys_show(struct seq_file *f, void *ptr)

{

	struct hci_dev *hdev = f->private;
@@ -1162,6 +1190,8 @@ static int __hci_init(struct hci_dev *hdev) 
				  &hdev->le_white_list_size);

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

				   hdev, &static_address_fops);

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

				    hdev, &own_address_type_fops);

		debugfs_create_file("long_term_keys", 0400, hdev->debugfs,

				    hdev, &long_term_keys_fops);

	}