On Mon, 2014-02-03 at 09:55 +0000, Lee Jones wrote:
> > This patch continues the preparation for adding support for max77836
> > device to existing max14577 driver.
> >
> > Add enum for types of devices supported by this driver. The device type
> > will be detected by matching of_device_id, or i2c_device_id as a
> > fallback.
> >
> > The patch also moves to separate function the code related to displaying
> > DeviceID register values.
> >
> > Signed-off-by: Krzysztof Kozlowski <[email protected]>
> > Cc: Kyungmin Park <[email protected]>
> > Cc: Marek Szyprowski <[email protected]>
> > ---
> > drivers/mfd/max14577.c | 61
> > +++++++++++++++++++++++-----------
> > include/linux/mfd/max14577-private.h | 12 ++++---
> > 2 files changed, 50 insertions(+), 23 deletions(-)
> >
> > diff --git a/drivers/mfd/max14577.c b/drivers/mfd/max14577.c
> > index 1d8104213b3e..224aba8c5b3f 100644
> > --- a/drivers/mfd/max14577.c
> > +++ b/drivers/mfd/max14577.c
> > @@ -20,6 +20,7 @@
>
> <snip>
>
> > +static void max14577_print_dev_type(struct maxim_core *maxim_core)
> > +{
> > + u8 reg_data, vendor_id, device_id;
> > + int ret = max14577_read_reg(maxim_core->regmap_muic,
> > + MAXIM_MUIC_REG_DEVICEID, ®_data);
>
> I'm not a big fan of declaring variables whilst feeding them with
> function return values. Can you separate the two please?
Sure.
>
> > + if (ret) {
> > + dev_err(maxim_core->dev, "Failed to read DEVICEID
> > register: %d\n",
>
> I think this is too many chars.
OK.
>
> > + ret);
> > + return;
> > + }
> > +
>
> <snip>
>
> > - ret = max14577_read_reg(maxim_core->regmap_muic,
> > - MAXIM_MUIC_REG_DEVICEID, ®_data);
> > - if (ret) {
> > - dev_err(maxim_core->dev, "Device not found on this channel:
> > %d\n",
> > - ret);
> > - return ret;
> > + if (np) {
> > + const struct of_device_id *of_id =
> > + of_match_device(max14577_dt_match, &i2c->dev);
>
> Again this is a bit messy. Bring it down onto a separate line.
OK.
I'll send fixed version after grabbing more ACK-s for previous
rename-patches (this patch depends on them).
Best regards,
Krzysztof
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
