Re: [PATCH 12/12] USB: cdc-acm: add more Maxlinear/Exar models to ignore list

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On Mon, Apr 12, 2021 at 11:55:57AM +0200, Johan Hovold wrote:
> From: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
> 
> Now that the xr_serial got support for other models, add their USB IDs
> as well.
> 
> The Maxlinear/Exar USB UARTs can be used in either ACM mode using the
> cdc-acm driver or in "custom driver" mode in which further features such
> as hardware and software flow control, GPIO control and in-band
> line-status reporting are available.
> 
> In ACM mode the device always enables RTS/CTS flow control, something
> which could prevent transmission in case the CTS input isn't wired up
> correctly.
> 
> Ensure that cdc_acm will not bind to these devices if the custom
> USB-serial driver is enabled.
> 
> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
> Link: https://lore.kernel.org/r/5155887a764cbc11f8da0217fe08a24a77d120b4.1616571453.git.mchehab+huawei@xxxxxxxxxx
> [ johan: rewrite commit message, clean up entries ]
> Cc: Oliver Neukum <oneukum@xxxxxxxx>
> Signed-off-by: Johan Hovold <johan@xxxxxxxxxx>

Reviewed-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>



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