RE: [PATCH] Bluetooth: btintel: Add devices to HCI_QUIRK_BROKEN_LE_CODED

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Hi Werner,

> -----Original Message-----
> From: Werner Sembach <wse@xxxxxxxxxxxxxxxxxxx>
> Sent: Thursday, March 28, 2024 6:48 PM
> To: Marcel Holtmann <marcel@xxxxxxxxxxxx>; Luiz Augusto von Dentz
> <luiz.dentz@xxxxxxxxx>
> Cc: Christoffer Sandberg <cs@xxxxxxxxx>; Werner Sembach
> <wse@xxxxxxxxxxxxxxxxxxx>; linux-bluetooth@xxxxxxxxxxxxxxx; linux-
> kernel@xxxxxxxxxxxxxxx
> Subject: [PATCH] Bluetooth: btintel: Add devices to
> HCI_QUIRK_BROKEN_LE_CODED
> 
> From: Christoffer Sandberg <cs@xxxxxxxxx>
> 
> 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.
> 
Do see this issue with latest firmware ?  Can you please share the firmware version you are using (share dmesg on system boot) ?

> Signed-off-by: Christoffer Sandberg <cs@xxxxxxxxx>
> Signed-off-by: Werner Sembach <wse@xxxxxxxxxxxxxxxxxxx>
> Cc: <stable@xxxxxxxxxxxxxxx>
> ---
>  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);
>  	case 0x1b:
>  	case 0x1c:
>  		/* Display version information of TLV type */
> --
> 2.34.1
> 

Thanks,
Kiran







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