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Date: Thu, 4 Jan 2024 15:10:29 +0100
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Ricardo Ribalda <ribalda@chromium.org>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	Alan Stern <stern@rowland.harvard.edu>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-media@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH v3] media: ucvideo: Add quirk for Logitech Rally Bar
Message-ID: <2024010421-habitant-scope-ba8d@gregkh>
References: <20240102-rallybar-v3-1-0ab197ce4aa2@chromium.org>
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In-Reply-To: <20240102-rallybar-v3-1-0ab197ce4aa2@chromium.org>

On Tue, Jan 02, 2024 at 02:38:45PM +0000, Ricardo Ribalda wrote:
> Logitech Rally Bar devices, despite behaving as UVC cameras, have a
> different power management system that the other cameras from Logitech.
> 
> USB_QUIRK_RESET_RESUME is applied to all the UVC cameras from Logitech
> at the usb core. Unfortunately, USB_QUIRK_RESET_RESUME causes undesired
> USB disconnects, that make them completely unusable.
> 
> Instead of creating a list for this family of devices in the core, let's
> create a quirk in the UVC driver.
> 
> Fixes: e387ef5c47dd ("usb: Add USB_QUIRK_RESET_RESUME for all Logitech UVC webcams")
> Cc: stable@vger.kernel.org
> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> Cc: Alan Stern <stern@rowland.harvard.edu>
> Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>

Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>