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| author | Marcel Holtmann <marcel@holtmann.org> | 2014-02-20 11:55:56 -0800 |
|---|---|---|
| committer | Johan Hedberg <johan.hedberg@intel.com> | 2014-02-21 06:20:59 +0200 |
| commit | 3f959d46a60c20eedf6f228e49d820c5922ec68f (patch) | |
| tree | b1e45960308ee0ea484c518acf1056f3a6d0bd89 /net/bluetooth/hci_core.c | |
| parent | b1765e7afe8710ef4366dc722cc5bd487eb07973 (diff) | |
| download | linux-3f959d46a60c20eedf6f228e49d820c5922ec68f.tar.bz2 | |
Bluetooth: Provide option for changing LE advertising channel map
For testing purposes it is useful to provide an option to change the
advertising channel map. So add a debugfs option to allow this.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Diffstat (limited to 'net/bluetooth/hci_core.c')
| -rw-r--r-- | net/bluetooth/hci_core.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 877330b4876f..67192867c998 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -757,6 +757,34 @@ static int conn_max_interval_get(void *data, u64 *val) DEFINE_SIMPLE_ATTRIBUTE(conn_max_interval_fops, conn_max_interval_get, conn_max_interval_set, "%llu\n"); +static int adv_channel_map_set(void *data, u64 val) +{ + struct hci_dev *hdev = data; + + if (val < 0x01 || val > 0x07) + return -EINVAL; + + hci_dev_lock(hdev); + hdev->le_adv_channel_map = val; + hci_dev_unlock(hdev); + + return 0; +} + +static int adv_channel_map_get(void *data, u64 *val) +{ + struct hci_dev *hdev = data; + + hci_dev_lock(hdev); + *val = hdev->le_adv_channel_map; + hci_dev_unlock(hdev); + + return 0; +} + +DEFINE_SIMPLE_ATTRIBUTE(adv_channel_map_fops, adv_channel_map_get, + adv_channel_map_set, "%llu\n"); + static ssize_t lowpan_read(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { @@ -1605,6 +1633,8 @@ static int __hci_init(struct hci_dev *hdev) hdev, &conn_min_interval_fops); debugfs_create_file("conn_max_interval", 0644, hdev->debugfs, hdev, &conn_max_interval_fops); + debugfs_create_file("adv_channel_map", 0644, hdev->debugfs, + hdev, &adv_channel_map_fops); debugfs_create_file("6lowpan", 0644, hdev->debugfs, hdev, &lowpan_debugfs_fops); } @@ -3264,6 +3294,7 @@ struct hci_dev *hci_alloc_dev(void) hdev->sniff_max_interval = 800; hdev->sniff_min_interval = 80; + hdev->le_adv_channel_map = 0x07; hdev->le_scan_interval = 0x0060; hdev->le_scan_window = 0x0030; hdev->le_conn_min_interval = 0x0028; |