linux-kernel - Re: [PATCH] Blackfin: bf537: rename "CONFIG

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Date:	Thu, 4 Apr 2013 05:07:07 -0700
From:	Guenter Roeck <linux@...ck-us.net>
To:	Paul Bolle <pebolle@...cali.nl>
Cc:	Mike Frysinger <vapier@...too.org>,
	Jonathan Cameron <jic23@....ac.uk>,
	Michael Hennerich <michael.hennerich@...log.com>,
	uclinux-dist-devel@...ckfin.uclinux.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Blackfin: bf537: rename "CONFIG_AD7314"

On Thu, Apr 04, 2013 at 12:17:03PM +0200, Paul Bolle wrote:
> [Forwarded to a recent address of Guenter, as the ericsson address
> bounces.]
> 
> Paul Bolle
> 
> On Thu, 2013-04-04 at 12:08 +0200, Paul Bolle wrote:
> > In v3.2 the Analog Devices AD7314 temperature sensor driver was removed
> > as an IIO driver and added as a HWMON driver. But it was apparently
> > overlooked to rename two references to CONFIG_AD7314 to
> > CONFIG_SENSORS_AD7314. Do so now. Use the IS_ENABLED() macro, while
> > we're at it.
> > 
> > Signed-off-by: Paul Bolle <pebolle@...cali.nl>
> > ---
> > 0) Entirely untested.
> > 
> > 1) See commits 4f3a659581cabf1be441d6467b523be914615496 ("hwmon: AD7314
> > driver (ported from IIO)") and 48a2c3799b7141c271a771d3249142a104faeefc
> > ("staging:iio:adc:ad7314 removal. Supported via hwmon.") for the two
> > patches involved.
> > 
> >  arch/blackfin/mach-bf537/boards/stamp.c | 4 ++--
> >  1 file changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c
> > index 23bb55d..b40b849 100644
> > --- a/arch/blackfin/mach-bf537/boards/stamp.c
> > +++ b/arch/blackfin/mach-bf537/boards/stamp.c
> > @@ -681,7 +681,7 @@ static struct bfin5xx_spi_chip ad2s1210_spi_chip_info = {
> >  };
> >  #endif
> >  
> > -#if defined(CONFIG_AD7314) || defined(CONFIG_AD7314_MODULE)
> > +#if IS_ENABLED(CONFIG_SENSORS_AD7314)
> >  static struct bfin5xx_spi_chip ad7314_spi_chip_info = {
> >  	.enable_dma = 0,
> >  };
> > @@ -1039,7 +1039,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = {
> >  	},
> >  #endif
> >  
> > -#if defined(CONFIG_AD7314) || defined(CONFIG_AD7314_MODULE)
> > +#if IS_ENABLED(CONFIG_SENSORS_AD7314)
> >  	{
> >  		.modalias = "ad7314",
> >  		.max_speed_hz = 1000000,
> 
Acked-by: Guenter Roeck <linux@...ck-us.net>

Really wonder ... there should be a better solution than all those ifdefs.

Guenter
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