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Commit 729a1051 authored by Georg Lukas's avatar Georg Lukas Committed by Marcel Holtmann
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Bluetooth: Expose default LE advertising interval via debugfs 



Expose the default values for minimum and maximum LE advertising
interval via debugfs for testing purposes.

Signed-off-by: default avatarGeorg Lukas <georg@op-co.de>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent 628531c9

net/bluetooth/hci_core.c

+60 −0
Original line number Diff line number Diff line
@@ -970,6 +970,62 @@ static int adv_channel_map_get(void *data, u64 *val) 
DEFINE_SIMPLE_ATTRIBUTE(adv_channel_map_fops, adv_channel_map_get,

			adv_channel_map_set, "%llu\n");



static int adv_min_interval_set(void *data, u64 val)

{

	struct hci_dev *hdev = data;



	if (val < 0x0020 || val > 0x4000 || val > hdev->le_adv_max_interval)

		return -EINVAL;



	hci_dev_lock(hdev);

	hdev->le_adv_min_interval = val;

	hci_dev_unlock(hdev);



	return 0;

}



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

{

	struct hci_dev *hdev = data;



	hci_dev_lock(hdev);

	*val = hdev->le_adv_min_interval;

	hci_dev_unlock(hdev);



	return 0;

}



DEFINE_SIMPLE_ATTRIBUTE(adv_min_interval_fops, adv_min_interval_get,

			adv_min_interval_set, "%llu\n");



static int adv_max_interval_set(void *data, u64 val)

{

	struct hci_dev *hdev = data;



	if (val < 0x0020 || val > 0x4000 || val < hdev->le_adv_min_interval)

		return -EINVAL;



	hci_dev_lock(hdev);

	hdev->le_adv_max_interval = val;

	hci_dev_unlock(hdev);



	return 0;

}



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

{

	struct hci_dev *hdev = data;



	hci_dev_lock(hdev);

	*val = hdev->le_adv_max_interval;

	hci_dev_unlock(hdev);



	return 0;

}



DEFINE_SIMPLE_ATTRIBUTE(adv_max_interval_fops, adv_max_interval_get,

			adv_max_interval_set, "%llu\n");



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

{

	struct hci_dev *hdev = f->private;
@@ -1833,6 +1889,10 @@ static int __hci_init(struct hci_dev *hdev) 
				    hdev, &supervision_timeout_fops);

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

				    hdev, &adv_channel_map_fops);

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

				    hdev, &adv_min_interval_fops);

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

				    hdev, &adv_max_interval_fops);

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

				    &device_list_fops);

		debugfs_create_u16("discov_interleaved_timeout", 0644,