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Date: Mon, 1 Feb 2021 10:15:09 -0800 From: Prashant Malani <pmalani@...omium.org> To: Benson Leung <bleung@...omium.org> Cc: Heikki Krogerus <heikki.krogerus@...ux.intel.com>, Enric Balletbo i Serra <enric.balletbo@...labora.com>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, "open list:USB NETWORKING DRIVERS" <linux-usb@...r.kernel.org>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Guenter Roeck <groeck@...omium.org>, Benson Leung <bleung@...gle.com> Subject: Re: [PATCH 6/6] platform/chrome: cros_ec_typec: Set opmode to PD on SOP connected On Thu, Jan 28, 2021 at 10:14 PM Benson Leung <bleung@...omium.org> wrote: > > When SOP Discovery is done, set the opmode to PD if status indicates > SOP is connected. > > SOP connected indicates a PD contract is in place, and is a solid > indication we have transitioned to PD power negotiation, either as > source or sink. > > Signed-off-by: Benson Leung <bleung@...omium.org> Reviewed-by: Prashant Malani <pmalani@...omium.org> > --- > drivers/platform/chrome/cros_ec_typec.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/drivers/platform/chrome/cros_ec_typec.c b/drivers/platform/chrome/cros_ec_typec.c > index 6bc6fafd54a4..a7778258d0a0 100644 > --- a/drivers/platform/chrome/cros_ec_typec.c > +++ b/drivers/platform/chrome/cros_ec_typec.c > @@ -900,6 +900,9 @@ static void cros_typec_handle_status(struct cros_typec_data *typec, int port_num > dev_err(typec->dev, "Couldn't parse SOP Disc data, port: %d\n", port_num); > else > typec->ports[port_num]->sop_disc_done = true; > + > + if (resp.sop_connected) > + typec_set_pwr_opmode(typec->ports[port_num]->port, TYPEC_PWR_MODE_PD); > } > > if (resp.events & PD_STATUS_EVENT_SOP_PRIME_DISC_DONE && > -- > 2.30.0.365.g02bc693789-goog >
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