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Date: Wed, 20 Feb 2019 10:23:04 +0100 From: Johan Hovold <johan@...nel.org> To: Karoly Pados <pados@...os.hu> Cc: Johan Hovold <johan@...nel.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org, Loic Poulain <loic.poulain@...aro.org> Subject: Re: [PATCH v2] USB: serial: cp210x: Fix GPIO in autosuspend On Sun, Feb 17, 2019 at 06:59:01PM +0100, Karoly Pados wrote: > Current GPIO code in cp210x fails to take USB autosuspend into account, > making it practically impossible to use GPIOs with autosuspend enabled > without user configuration. Fix this like for ftdi_sio in a previous patch. > Tested on a CP2102N. > > Signed-off-by: Karoly Pados <pados@...os.hu> > --- > Changelog: > - v2: Restrict new autopm calls to GPIO paths. > Always check result of usb_autopm_get. > Rebased to current usb_serial upstream. Thanks for the v2. Now applied after removing the unmotivated white space change. I also added a Fixes and CC-stable tag as this seems annoying enough to warrant a backport even if autosuspend was never actually supported. Johan
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