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References: <20200218123747.3006-1-sathish.narasimman@intel.com> <072E9094-BA5F-47CB-9740-B04A6DC5384D@holtmann.org>
In-Reply-To: <072E9094-BA5F-47CB-9740-B04A6DC5384D@holtmann.org>
From:   Sathish Narasimman <nsathish41@gmail.com>
Date:   Tue, 18 Feb 2020 20:17:29 +0530
Message-ID: <CAOVXEJJ9NgkPocUmQS=f2204UEf2sfc8HrSmQ7ZvWYonKunRuQ@mail.gmail.com>
Subject: Re: [PATCH] Bluetooth: Fix - During le_conn_timeout disable EXT_ADV
To:     Marcel Holtmann <marcel@holtmann.org>
Cc:     Bluez mailing list <linux-bluetooth@vger.kernel.org>,
        Sathish Narsimman <sathish.narasimman@intel.com>
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Hi Marcel

On Tue, Feb 18, 2020 at 7:40 PM Marcel Holtmann <marcel@holtmann.org> 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@intel.com>
> > ---
> > 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