linux-kernel - Re: [PATCH] usb/core/quirks: Add Huawei ME906S to wakeup quirk.

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Message-ID: <8ef4550b-a958-4fa4-88df-89b3d4b1117d@rowland.harvard.edu>
Date: Wed, 15 Oct 2025 10:21:39 -0400
From: Alan Stern <stern@...land.harvard.edu>
To: Werner Sembach <wse@...edocomputers.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Tim Guttzeit <t.guttzeit@...edocomputers.com>,
	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] usb/core/quirks: Add Huawei ME906S to wakeup quirk.

On Tue, Oct 14, 2025 at 05:30:05PM +0200, Werner Sembach wrote:
> From: Tim Guttzeit <t.guttzeit@...edocomputers.com>
> 
> The list of Huawei LTE modules needing the quirk fixing spurious wakeups
> was missing the IDs of the Huawei ME906S module, therefore suspend did not
> work.
> 
> Signed-off-by: Tim Guttzeit <t.guttzeit@...edocomputers.com>
> Signed-off-by: Werner Sembach <wse@...edocomputers.com>
> ---
>  drivers/usb/core/quirks.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
> index f5bc538753301..39fbbc31e9a41 100644
> --- a/drivers/usb/core/quirks.c
> +++ b/drivers/usb/core/quirks.c
> @@ -469,6 +469,8 @@ static const struct usb_device_id usb_quirk_list[] = {
>  			USB_QUIRK_DISCONNECT_SUSPEND },
>  	{ USB_DEVICE(0x12d1, 0x15c3), .driver_info =
>  			USB_QUIRK_DISCONNECT_SUSPEND },
> +	{ USB_DEVICE(0x12d1, 0x15c1), .driver_info =
> +			USB_QUIRK_DISCONNECT_SUSPEND },

Please pay attention to the comment at the start of the array's 
definition.  Entries should be sorted by vendor ID and product ID.

Alan Stern