linux-kernel - Re: [PATCH v2 7/7] spi: spi-fsl-spi: Add support for gpio chipselects for GRLIB type cores

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Message-ID: <5114AD62.1070909@gaisler.com>
Date:	Fri, 08 Feb 2013 08:46:42 +0100
From:	Andreas Larsson <andreas@...sler.com>
To:	Anton Vorontsov <anton@...msg.org>
CC:	Grant Likely <grant.likely@...retlab.ca>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	spi-devel-general@...ts.sourceforge.net,
	Mingkai Hu <Mingkai.hu@...escale.com>,
	Joakim Tjernlund <Joakim.Tjernlund@...nsmode.se>,
	Kumar Gala <galak@...nel.crashing.org>,
	Peter Korsgaard <jacmet@...site.dk>,
	linux-kernel@...r.kernel.org, software@...sler.com
Subject: Re: [PATCH v2 7/7] spi: spi-fsl-spi: Add support for gpio chipselects
 for GRLIB type cores

On 2013-02-07 17:08, Anton Vorontsov wrote:
> On Thu, Feb 07, 2013 at 02:12:11PM +0100, Andreas Larsson wrote:
>>   	struct fsl_spi_reg *reg_base;
>> -	int retval;
>> +	int retval, desel;
>
> We don't usually place variable declarations on the same line, unless the
> variables are closely related.
>
>>   	u32 hw_mode;
>>   	struct spi_mpc8xxx_cs	*cs = spi->controller_state;
>>
>> @@ -456,12 +456,45 @@ static int fsl_spi_setup(struct spi_device *spi)
>>   		return retval;
>>   	}
>>
>> +	if (mpc8xxx_spi->type == TYPE_GRLIB) {
>> +		if (gpio_is_valid(spi->cs_gpio)) {
>
> <- You can place the 'int desel;' here, limiting the visibility for it.

Thanks for the feedback!

I'll put that in v3. This last patch needs to wait for the other 
patchset I mentioned anyway.

Cheers,
Andreas

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