Re: [PATCH 2/3] mfd: mc13xxx: Move SPI erratum workaround into SPII/O function

[Lee Jones]

On Wed, 18 Sep 2013, Mark Brown wrote:

> From: Mark Brown <broonie@xxxxxxxxxx>
> 
> Move the workaround for double sending AUDIO_CODEC and AUDIO_DAC writes
> into the SPI core, aiding refactoring to eliminate the ASoC custom I/O
> functions and avoiding the extra writes for I2C.
> 
> Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
> ---
>  drivers/mfd/mc13xxx-spi.c   | 5 +++++
>  include/linux/mfd/mc13xxx.h | 7 +++++++
>  sound/soc/codecs/mc13783.c  | 4 ----
>  3 files changed, 12 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/mfd/mc13xxx-spi.c b/drivers/mfd/mc13xxx-spi.c
> index 77189da..363c359 100644
> --- a/drivers/mfd/mc13xxx-spi.c
> +++ b/drivers/mfd/mc13xxx-spi.c
> @@ -94,10 +94,15 @@ static int mc13xxx_spi_write(void *context, const void *data, size_t count)
>  {
>  	struct device *dev = context;
>  	struct spi_device *spi = to_spi_device(dev);
> +	char *reg = data;

I think this requires a cast.

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org â Open source software for ARM SoCs
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