From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Subject: Re: [PATCH 1/3] ASoC: Davinci: McASP: add support new
 McASP IP Variant
Date: Fri, 31 Aug 2012 17:44:44 -0700
Message-ID: <20120901004443.GB21451@opensource.wolfsonmicro.com>
References: <1346417459-30042-1-git-send-email-gururaja.hebbar@ti.com>
 <1346417459-30042-2-git-send-email-gururaja.hebbar@ti.com>
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To: "Hebbar, Gururaja" <gururaja.hebbar@ti.com>
Cc: alsa-devel@alsa-project.org, sudhakar.raj@ti.com, tony@atomide.com, nsekhar@ti.com, davinci-linux-open-source@linux.davincidsp.com, lrg@ti.com, linux-arm-kernel@lists.infradead.org
List-Id: alsa-devel@alsa-project.org

On Fri, Aug 31, 2012 at 06:20:57PM +0530, Hebbar, Gururaja wrote:

> +			if (dev->version == MCASP_VERSION_3) {
> +				mcasp_clr_bits(dev->base + MCASP_VER3_RFIFOCTL,
>  								FIFO_ENABLE);
> -			mcasp_set_bits(dev->base + DAVINCI_MCASP_RFIFOCTL,
> +				mcasp_set_bits(dev->base + MCASP_VER3_RFIFOCTL,
>  								FIFO_ENABLE);
> +			} else {
> +				mcasp_clr_bits(dev->base +
> +					DAVINCI_MCASP_RFIFOCTL,	FIFO_ENABLE);
> +				mcasp_set_bits(dev->base +
> +					DAVINCI_MCASP_RFIFOCTL,	FIFO_ENABLE);
> +			}

This is all basically OK but it seems like it'd be better if all these
dev->version checks were switch statements.  That way when the hardware
designers get bored and add version 4 of the register map it'll slot in
naturally, and it'll be more clear what the code currently handles.