linux-kernel - Re: [PATCH] Bluetooth: btintel: Add devices to HCI_QUIRK_BROKEN_LE

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Date: Thu, 28 Mar 2024 10:17:25 -0400
From: Luiz Augusto von Dentz <luiz.dentz@...il.com>
To: Werner Sembach <wse@...edocomputers.com>
Cc: Marcel Holtmann <marcel@...tmann.org>, Christoffer Sandberg <cs@...edo.de>, linux-bluetooth@...r.kernel.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Bluetooth: btintel: Add devices to HCI_QUIRK_BROKEN_LE_CODED

Hi Werner,

On Thu, Mar 28, 2024 at 9:18 AM Werner Sembach <wse@...edocomputerscom> wrote:
>
> From: Christoffer Sandberg <cs@...edo.de>
>
> For HW variants 0x17, 0x18 and 0x19 LE Coded PHY causes scan and
> connection issues when enabled. This patch disables it through
> the existing quirk.
>
> Signed-off-by: Christoffer Sandberg <cs@...edo.de>
> Signed-off-by: Werner Sembach <wse@...edocomputers.com>
> Cc: <stable@...r.kernel.org>
> ---
>  drivers/bluetooth/btintel.c | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/drivers/bluetooth/btintel.c b/drivers/bluetooth/btintel.c
> index cdc5c08824a0a..6dbfb74d0adf9 100644
> --- a/drivers/bluetooth/btintel.c
> +++ b/drivers/bluetooth/btintel.c
> @@ -2881,6 +2881,8 @@ static int btintel_setup_combined(struct hci_dev *hdev)
>         case 0x17:
>         case 0x18:
>         case 0x19:
> +               /* 0x17, 0x18 and 0x19 have issues when LE Coded PHY is enabled */
> +               set_bit(HCI_QUIRK_BROKEN_LE_CODED, &hdev->quirks);

If it is just these 3 then we are missing a break here.

>         case 0x1b:
>         case 0x1c:
>                 /* Display version information of TLV type */
> --
> 2.34.1
>


-- 
Luiz Augusto von Dentz