linux-kernel - RE: [PATCH RFC V1 2/3] onkey: da9063: Add DA9062 OnKey capability to DA9063 OnKey driver

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Date:	Mon, 20 Jul 2015 13:05:43 +0000
From:	"Opensource [Steve Twiss]" <stwiss.opensource@...semi.com>
To:	Dmitry Torokhov <dmitry.torokhov@...il.com>
CC:	DEVICETREE <devicetree@...r.kernel.org>,
	LINUXINPUT <linux-input@...r.kernel.org>,
	LINUXKERNEL <linux-kernel@...r.kernel.org>,
	RTCLINUX <rtc-linux@...glegroups.com>,
	David Dajun Chen <david.chen@...semi.com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	"Kumar Gala" <galak@...eaurora.org>,
	Lee Jones <lee.jones@...aro.org>,
	Mark Rutland <mark.rutland@....com>,
	Pawel Moll <pawel.moll@....com>,
	Rob Herring <robh+dt@...nel.org>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	"Support Opensource" <Support.Opensource@...semi.com>
Subject: RE: [PATCH RFC V1 2/3] onkey: da9063: Add DA9062 OnKey capability
 to DA9063 OnKey driver

On 17 July 2015 23:51, Dmitry Torokhov wrote:

> Hi Steve,
> On Tue, Jul 14, 2015 at 02:07:50PM +0100, S Twiss wrote:
> > From: S Twiss <stwiss.opensource@...semi.com>
> > Add DA9062 OnKey support into the existing DA9063 OnKey driver component by
> > using generic access tables for common register and bit mask definitions.
> >
> > The following change will add generic register and bit mask support to the
> > DA9063 OnKey.
> >
> > The following alterations have been made to the DA9063 OnKey:
> >
> > - Addition of a da9063_compatible_onkey_regmap structure to hold all
> >   generic registers and bitmasks for this type of OnKey component.
> > - Addition of an struct of_device_id table for DA9063 and DA9062
> >   defaults
> > - Refactoring functions to use struct da9063_compatible_onkey accesses
> >   to generic registers/masks instead of using defines from registers.h
> > - Re-work of da9063_onkey_probe() to use of_match_node() and
> >   dev_get_regmap() to provide initialisation of generic registers and
> >   masks and access to regmap
> >
> > Signed-off-by: Steve Twiss <stwiss.opensource@...semi.com>
> 
> Looks generally good, just a few comments.
> 

Hi Dmitry,

Thanks for taking the time to review this.

[...]

> > diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
> > index d4f0a81..42860f9 100644
> > --- a/drivers/input/misc/Kconfig
> > +++ b/drivers/input/misc/Kconfig
> > @@ -612,10 +612,10 @@ config INPUT_DA9055_ONKEY
> >
> >  config INPUT_DA9063_ONKEY
> >  	tristate "Dialog DA9063 OnKey"
> 
> "Dialog DA9062/63 OnKey" maybe?

Yep.
I can do that.

[...]
> >
> > -struct da9063_onkey {
> > -	struct da9063 *hw;
> > +struct da9063_compatible_onkey_regmap {
> 
> Maybe call it da906x_chip_config?

I will do this.

> > +	/* REGS */
> > +	int onkey_status;
> > +	int onkey_pwr_signalling;
> > +	int onkey_fault_log;
> > +	int onkey_shutdown;
> > +	/* MASKS */
> > +	int onkey_nonkey_mask;
> > +	int onkey_nonkey_lock_mask;
> > +	int onkey_key_reset_mask;
> > +	int onkey_shutdown_mask;
> > +	/* NAMES */
> > +	char *name;
> 
> const char *?
> 

Sure -- I'll change that.

> > +};
> > +
> > +struct da9063_compatible_onkey {
> 
> If you did not rename the structure your diff would be smaller.

Yep. I can rename this back to what it was previously.
[...]

I'll submit a PATCH V2 with those changes.

Regards,
Steve

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