Subject: [PATCH v3 3/4] ASoC: fsl_ssi: Add dual fifo mode support

From: [email-masked] (Timur Tabi)
Date: Thu, 31 Oct 2013 07:04:29 -0500

Nicolin Chen wrote:
> +	if (ssi_private->use_dual_fifo) {
> +		write_ssi_mask(&ssi->srcr, 0, CCSR_SSI_SRCR_RFEN1);
> +		write_ssi_mask(&ssi->stcr, 0, CCSR_SSI_STCR_TFEN1);
> +		write_ssi_mask(&ssi->scr, 0, CCSR_SSI_SCR_TCH_EN);
> +	} else {
> +		write_ssi_mask(&ssi->srcr, CCSR_SSI_SRCR_RFEN1, 0);
> +		write_ssi_mask(&ssi->stcr, CCSR_SSI_STCR_TFEN1, 0);
> +		write_ssi_mask(&ssi->scr, CCSR_SSI_SCR_TCH_EN, 0);
> +	}

Why do you need the "else" part?  Why can't you just do this:

if (ssi_private->use_dual_fifo) {
	write_ssi_mask(&ssi->srcr, 0, CCSR_SSI_SRCR_RFEN1);
	write_ssi_mask(&ssi->stcr, 0, CCSR_SSI_STCR_TFEN1);
	write_ssi_mask(&ssi->scr, 0, CCSR_SSI_SCR_TCH_EN);
}