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Date: Tue, 21 Nov 2023 15:05:26 +0100
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Hans de Goede <hdegoede@redhat.com>
Cc: Andi Shyti <andi.shyti@linux.intel.com>,
	Sakari Ailus <sakari.ailus@linux.intel.com>,
	Wentong Wu <wentong.wu@intel.com>, Oliver Neukum <oneukum@suse.com>,
	linux-usb@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH v2] usb: misc: ljca: Fix enumeration error on Dell
 Latitude 9420
Message-ID: <2023112109-talon-atrocious-ad46@gregkh>
References: <20231104175104.38786-1-hdegoede@redhat.com>
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In-Reply-To: <20231104175104.38786-1-hdegoede@redhat.com>

On Sat, Nov 04, 2023 at 06:51:04PM +0100, Hans de Goede wrote:
> Not all LJCA chips implement SPI and on chips without SPI reading
> the SPI descriptors will timeout.
> 
> On laptop models like the Dell Latitude 9420, this is expected behavior
> and not an error.
> 
> Modify the driver to continue without instantiating a SPI auxbus child,
> instead of failing to probe() the whole LJCA chip.
> 
> Fixes: 54f225fa5b58 ("usb: Add support for Intel LJCA device")

That commit id isn't in Linus's tree, are you sure it's correct?

thanks,

greg k-h