Hi Andre,
On Mon, Nov 07, 2011 at 10:58:29AM -0300, Andre Guedes wrote:
> Hi Andrei,
>
> On Nov 7, 2011, at 6:03 AM, Andrei Emeltchenko wrote:
>
> > Hi Andre,
> >
> > On Fri, Nov 04, 2011 at 02:16:51PM -0300, Andre Guedes wrote:
> >> This patch adds a function to hci_core to carry out inquiry.
> >>
> >> All inquiry code from start_discovery() were replaced by a
> >> hci_do_inquiry() call.
> >>
> >> Signed-off-by: Andre Guedes <andre.guedes@xxxxxxxxxxxxx>
> >> ---
> >> include/net/bluetooth/hci_core.h | 2 ++
> >> net/bluetooth/hci_core.c | 17 +++++++++++++++++
> >> net/bluetooth/mgmt.c | 9 +--------
> >> 3 files changed, 20 insertions(+), 8 deletions(-)
> >>
> >> diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
> >> index f97792c..ae36ac0 100644
> >> --- a/include/net/bluetooth/hci_core.h
> >> +++ b/include/net/bluetooth/hci_core.h
> >> @@ -970,4 +970,6 @@ void hci_le_start_enc(struct hci_conn *conn, __le16 ediv, __u8 rand[8],
> >> void hci_le_ltk_reply(struct hci_conn *conn, u8 ltk[16]);
> >> void hci_le_ltk_neg_reply(struct hci_conn *conn);
> >>
> >> +int hci_do_inquiry(struct hci_dev *hdev, u8 length);
> >> +
> >> #endif /* __HCI_CORE_H */
> >> diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
> >> index b7f6b5b..098f26c 100644
> >> --- a/net/bluetooth/hci_core.c
> >> +++ b/net/bluetooth/hci_core.c
> >> @@ -2560,3 +2560,20 @@ static void hci_cmd_task(unsigned long arg)
> >> }
> >> }
> >> }
> >> +
> >> +int hci_do_inquiry(struct hci_dev *hdev, u8 length)
> >> +{
> >> + u8 lap[3] = { 0x33, 0x8b, 0x9e };
> >
> > what are those numbers above?
>
> This is the general inquiry LAP value defined in page 314 of
> Core spec.
Can we define those numbers (like HCI_GENERAL_INQ_LAP) or put comments?
Best regards
Andrei Emeltchenko
>
> >
> >> + struct hci_cp_inquiry cp;
> >> +
> >> + BT_DBG("%s", hdev->name);
> >> +
> >> + if (test_bit(HCI_INQUIRY, &hdev->flags))
> >> + return -EINPROGRESS;
> >> +
> >> + memset(&cp, 0, sizeof(cp));
> >> + memcpy(&cp.lap, lap, 3);
> >
> > sizeof(lap) looks better
>
> Ok, I'll change this.
>
> BR,
>
> Andre
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