Re: [alsa-devel] [PATCH 3/4] ASOC: WM8731 codec: add SPI support as well as I2C

From: Alan Horstmann
Date: Mon Sep 01 2008 - 09:57:32 EST


We have just started trying this out as an alternative to i2c, and picked out
the following:

On Wednesday 27 August 2008 10:39, Bryan Wu wrote:
> -#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
> +#if defined (CONFIG_I2C) || defined (CONFIG_I2C_MODULE) && !defined
> (CONFIG_SND_SOC_WM8731_SPI)

I think this needs extra brackets round the ||'s before the && thus:

> +#if (defined (CONFIG_I2C) || defined (CONFIG_I2C_MODULE)) && !defined
> (CONFIG_SND_SOC_WM8731_SPI)

in order to force use of SPI when (CONFIG_SND_SOC_WM8731_SPI) and (CONFIG_I2C)
are both defined. Or have we misunderstood the intention? This is in 2
other places also in the patch.

Alan

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