Re: [PATCH] Bluetooth: Fix - During le_conn_timeout disable EXT_ADV

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Hi Marcel

On Tue, Feb 18, 2020 at 8:17 PM Sathish Narasimman <nsathish41@xxxxxxxxx> wrote:
>
> Hi Marcel
>
> On Tue, Feb 18, 2020 at 7:40 PM Marcel Holtmann <marcel@xxxxxxxxxxxx> wrote:
> >
> > Hi Sathish,
> >
> > > Disabling LE_LEGACY_ADV when LE_EXT_ADV is enabled causes 'command
> > > disallowed . This patch fixes that issue and disables EXT_ADV if
> > > enabled.
> > >
> > > Signed-off-by: Sathish Narsimman <sathish.narasimman@xxxxxxxxx>
> > > ---
> > > net/bluetooth/hci_conn.c | 16 +++++++++++++---
> > > 1 file changed, 13 insertions(+), 3 deletions(-)
> > >
> > > diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
> > > index a582c676e584..a8d8a876363c 100644
> > > --- a/net/bluetooth/hci_conn.c
> > > +++ b/net/bluetooth/hci_conn.c
> > > @@ -481,9 +481,19 @@ static void le_conn_timeout(struct work_struct *work)
> > >        * (which doesn't have a timeout of its own).
> > >        */
> > >       if (conn->role == HCI_ROLE_SLAVE) {
> > > -             u8 enable = 0x00;
> > > -             hci_send_cmd(hdev, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable),
> > > -                          &enable);
> > > +             if (ext_adv_capable(hdev)) {
> > > +                     struct hci_cp_le_set_ext_adv_enable cp;
> > > +
> > > +                     cp.enable = 0x00;
> > > +                     cp.num_of_sets = 0x00;
> > > +
> > > +                     hci_send_cmd(hdev, HCI_OP_LE_SET_EXT_ADV_ENABLE,
> > > +                                  sizeof(cp), &cp);
> > > +             } else {
> > > +                     u8 enable = 0x00;
> > > +                     hci_send_cmd(hdev, HCI_OP_LE_SET_ADV_ENABLE,
> > > +                                  sizeof(enable), &enable);
> > > +             }
> >
> > hmmm, I wonder if it is better to create a helper function for this.
> >
> > Regards
> >
> > Marcel
> >
>
> let me verify and submit patch with __hci_req_disable_advertising
>
> Regards
> Sathish N

calling __hci_req_disable_advertising is not working. the command is
not getting executed
I hope the below method is fine? where it works

+static void le_disable_advertising(struct hci_dev *hdev)
+{
+       if (ext_adv_capable(hdev)) {
+               struct hci_cp_le_set_ext_adv_enable cp;
+               cp.enable = 0x00;
+               cp.num_of_sets = 0x00;
+
+               hci_send_cmd(hdev, HCI_OP_LE_SET_EXT_ADV_ENABLE, sizeof(cp),
+                            &cp);
+       } else {
+               u8 enable = 0x00;
+               hci_send_cmd(hdev, HCI_OP_LE_SET_ADV_ENABLE,
+                            sizeof(enable), &enable);
+       }
+
+}

Regards
Sathish N



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