Hi Johan,
On ke, 2015-03-18 at 11:10 +0200, Johan Hedberg wrote:
> From: Johan Hedberg <johan.hedberg@xxxxxxxxx>
>
> This patch defines a new HCI channel for 6LoWPAN usage and registers a
> command handler table for it in the 6lowpan module.
>
> Signed-off-by: Johan Hedberg <johan.hedberg@xxxxxxxxx>
Looks good to me.
Acked-by: Jukka Rissanen <jukka.rissanen@xxxxxxxxxxxxxxx>
> ---
> include/net/bluetooth/hci_sock.h | 1 +
> net/bluetooth/6lowpan.c | 21 ++++++++++++++++++++-
> 2 files changed, 21 insertions(+), 1 deletion(-)
>
> diff --git a/include/net/bluetooth/hci_sock.h b/include/net/bluetooth/hci_sock.h
> index 9a46d665c1b5..6be6120e1bc9 100644
> --- a/include/net/bluetooth/hci_sock.h
> +++ b/include/net/bluetooth/hci_sock.h
> @@ -45,6 +45,7 @@ struct sockaddr_hci {
> #define HCI_CHANNEL_USER 1
> #define HCI_CHANNEL_MONITOR 2
> #define HCI_CHANNEL_CONTROL 3
> +#define HCI_CHANNEL_6LOWPAN 4
>
> struct hci_filter {
> unsigned long type_mask;
> diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c
> index 1742b849fcff..524218aeea6f 100644
> --- a/net/bluetooth/6lowpan.c
> +++ b/net/bluetooth/6lowpan.c
> @@ -25,6 +25,7 @@
>
> #include <net/bluetooth/bluetooth.h>
> #include <net/bluetooth/hci_core.h>
> +#include <net/bluetooth/hci_sock.h>
> #include <net/bluetooth/l2cap.h>
>
> #include <net/6lowpan.h> /* for the compression support */
> @@ -1433,8 +1434,20 @@ static struct notifier_block bt_6lowpan_dev_notifier = {
> .notifier_call = device_event,
> };
>
> +static const struct hci_mgmt_handler bt_6lowpan_handlers[] = {
> + { NULL }, /* 0x0000 (no command) */
> +};
> +
> +static struct hci_mgmt_chan bt_6lowpan_chan = {
> + .channel = HCI_CHANNEL_6LOWPAN,
> + .handler_count = ARRAY_SIZE(bt_6lowpan_handlers),
> + .handlers = bt_6lowpan_handlers,
> +};
> +
> static int __init bt_6lowpan_init(void)
> {
> + int err;
> +
> lowpan_enable_debugfs = debugfs_create_file("6lowpan_enable", 0644,
> bt_debugfs, NULL,
> &lowpan_enable_fops);
> @@ -1442,11 +1455,17 @@ static int __init bt_6lowpan_init(void)
> bt_debugfs, NULL,
> &lowpan_control_fops);
>
> - return register_netdevice_notifier(&bt_6lowpan_dev_notifier);
> + err = register_netdevice_notifier(&bt_6lowpan_dev_notifier);
> + if (err)
> + return err;
> +
> + return hci_mgmt_chan_register(&bt_6lowpan_chan);
> }
>
> static void __exit bt_6lowpan_exit(void)
> {
> + hci_mgmt_chan_unregister(&bt_6lowpan_chan);
> +
> debugfs_remove(lowpan_enable_debugfs);
> debugfs_remove(lowpan_control_debugfs);
>
Cheers,
Jukka
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