Hi,
On Thu, Jun 30, 2011 at 07:20:54PM -0300, Andre Guedes wrote:
> This patch adds a new module parameter to enable/disable host LE
> support. By default host LE support is disabled.
>
> Signed-off-by: Andre Guedes <andre.guedes@xxxxxxxxxxxxx>
> ---
> include/net/bluetooth/hci.h | 1 +
> net/bluetooth/hci_event.c | 22 ++++++++++++++++++++++
> 2 files changed, 23 insertions(+), 0 deletions(-)
>
> diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
> index ed1de1b..5f37822 100644
> --- a/include/net/bluetooth/hci.h
> +++ b/include/net/bluetooth/hci.h
> @@ -211,6 +211,7 @@ enum {
> #define LMP_EDR_3S_ESCO 0x80
>
> #define LMP_EXT_INQ 0x01
> +#define LMP_SIMUL_LE_BR 0x02
> #define LMP_SIMPLE_PAIR 0x08
> #define LMP_NO_FLUSH 0x40
>
> diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
> index 4ed59a8..298cd9b 100644
> --- a/net/bluetooth/hci_event.c
> +++ b/net/bluetooth/hci_event.c
> @@ -45,6 +45,8 @@
> #include <net/bluetooth/bluetooth.h>
> #include <net/bluetooth/hci_core.h>
>
> +static int enable_le;
> +
> /* Handle HCI Event packets */
>
> static void hci_cc_inquiry_cancel(struct hci_dev *hdev, struct sk_buff *skb)
> @@ -525,6 +527,20 @@ static void hci_setup_event_mask(struct hci_dev *hdev)
> hci_send_cmd(hdev, HCI_OP_SET_EVENT_MASK, sizeof(events), events);
> }
>
> +static void hci_set_le_support(struct hci_dev *hdev)
> +{
> + struct hci_cp_write_le_host_supported cp;
> +
> + memset(&cp, 0, sizeof(cp));
> +
> + if (enable_le) {
> + cp.le = 1;
> + cp.simul = !!(hdev->features[6] & LMP_SIMUL_LE_BR);
Typo?
Best regards
Andrei Emeltchenko
> + }
> +
> + hci_send_cmd(hdev, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(cp), &cp);
> +}
> +
> static void hci_setup(struct hci_dev *hdev)
> {
> hci_setup_event_mask(hdev);
> @@ -550,6 +566,9 @@ static void hci_setup(struct hci_dev *hdev)
> hci_send_cmd(hdev, HCI_OP_READ_LOCAL_EXT_FEATURES,
> sizeof(cp), &cp);
> }
> +
> + if (hdev->features[4] & LMP_LE)
> + hci_set_le_support(hdev);
> }
>
> static void hci_cc_read_local_version(struct hci_dev *hdev, struct sk_buff *skb)
> @@ -3068,3 +3087,6 @@ void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data)
> hci_send_to_sock(hdev, skb, NULL);
> kfree_skb(skb);
> }
> +
> +module_param(enable_le, bool, 0444);
> +MODULE_PARM_DESC(enable_le, "Enable LE support");
> --
> 1.7.4.1
>
> --
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