On 24/05/18 11:57, Neil Armstrong wrote: > The EC can expose a CEC bus, thus add the cros-ec-cec MFD sub-device > when the CEC feature bit is present. > > Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx> > Reviewed-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx> For whatever it is worth: Acked-by: Hans Verkuil <hans.verkuil@xxxxxxxxx> Regards, Hans > --- > drivers/mfd/cros_ec_dev.c | 16 ++++++++++++++++ > 1 file changed, 16 insertions(+) > > diff --git a/drivers/mfd/cros_ec_dev.c b/drivers/mfd/cros_ec_dev.c > index 1d6dc5c..272969e 100644 > --- a/drivers/mfd/cros_ec_dev.c > +++ b/drivers/mfd/cros_ec_dev.c > @@ -383,6 +383,10 @@ static void cros_ec_sensors_register(struct cros_ec_dev *ec) > kfree(msg); > } > > +static const struct mfd_cell cros_ec_cec_cells[] = { > + { .name = "cros-ec-cec" } > +}; > + > static const struct mfd_cell cros_ec_rtc_cells[] = { > { .name = "cros-ec-rtc" } > }; > @@ -426,6 +430,18 @@ static int ec_device_probe(struct platform_device *pdev) > if (cros_ec_check_features(ec, EC_FEATURE_MOTION_SENSE)) > cros_ec_sensors_register(ec); > > + /* Check whether this EC instance has CEC host command support */ > + if (cros_ec_check_features(ec, EC_FEATURE_CEC)) { > + retval = mfd_add_devices(ec->dev, PLATFORM_DEVID_AUTO, > + cros_ec_cec_cells, > + ARRAY_SIZE(cros_ec_cec_cells), > + NULL, 0, NULL); > + if (retval) > + dev_err(ec->dev, > + "failed to add cros-ec-cec device: %d\n", > + retval); > + } > + > /* Check whether this EC instance has RTC host command support */ > if (cros_ec_check_features(ec, EC_FEATURE_RTC)) { > retval = mfd_add_devices(ec->dev, PLATFORM_DEVID_AUTO, > _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel