diff options
| author | Marcel Holtmann <marcel@holtmann.org> | 2016-07-17 20:55:16 +0300 |
|---|---|---|
| committer | Johan Hedberg <johan.hedberg@intel.com> | 2016-07-18 09:33:28 +0300 |
| commit | 5177a83827cd0b8cf6ce0391b00dd4417352d2f1 (patch) | |
| tree | 94051d92a967961a962188b74445fdb986faadd6 /net/bluetooth/hci_core.c | |
| parent | f962fe32f2f85769cd835ddcecbff8c1d34cf561 (diff) | |
| download | linux-5177a83827cd0b8cf6ce0391b00dd4417352d2f1.tar.xz | |
Bluetooth: Add debugfs fields for hardware and firmware info
Some Bluetooth controllers allow for reading hardware and firmware
related vendor specific infos. If they are available, then they can be
exposed via debugfs now.
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 | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 98f6c3770736..ddf8432fe8fb 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -3163,6 +3163,8 @@ void hci_unregister_dev(struct hci_dev *hdev) device_del(&hdev->dev); debugfs_remove_recursive(hdev->debugfs); + kfree_const(hdev->hw_info); + kfree_const(hdev->fw_info); destroy_workqueue(hdev->workqueue); destroy_workqueue(hdev->req_workqueue); @@ -3266,6 +3268,28 @@ int hci_recv_diag(struct hci_dev *hdev, struct sk_buff *skb) } EXPORT_SYMBOL(hci_recv_diag); +void hci_set_hw_info(struct hci_dev *hdev, const char *fmt, ...) +{ + va_list vargs; + + va_start(vargs, fmt); + kfree_const(hdev->hw_info); + hdev->hw_info = kvasprintf_const(GFP_KERNEL, fmt, vargs); + va_end(vargs); +} +EXPORT_SYMBOL(hci_set_hw_info); + +void hci_set_fw_info(struct hci_dev *hdev, const char *fmt, ...) +{ + va_list vargs; + + va_start(vargs, fmt); + kfree_const(hdev->fw_info); + hdev->fw_info = kvasprintf_const(GFP_KERNEL, fmt, vargs); + va_end(vargs); +} +EXPORT_SYMBOL(hci_set_fw_info); + /* ---- Interface to upper protocols ---- */ int hci_register_cb(struct hci_cb *cb) |