linux-kernel - Re: [alsa-devel] [PATCH 7/9] ASoC: tegra: add Tegra210 based ADMAIF driver

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Date:   Fri, 24 Jan 2020 04:28:26 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Sameer Pujar <spujar@...dia.com>, perex@...ex.cz, tiwai@...e.com,
        robh+dt@...nel.org
Cc:     devicetree@...r.kernel.org, alsa-devel@...a-project.org,
        atalambedu@...dia.com, linux-kernel@...r.kernel.org,
        lgirdwood@...il.com, jonathanh@...dia.com, viswanathl@...dia.com,
        sharadg@...dia.com, broonie@...nel.org, thierry.reding@...il.com,
        linux-tegra@...r.kernel.org, rlokhande@...dia.com,
        mkumard@...dia.com, dramesh@...dia.com
Subject: Re: [alsa-devel] [PATCH 7/9] ASoC: tegra: add Tegra210 based ADMAIF
 driver

20.01.2020 17:23, Sameer Pujar пишет:
[snip]
> +static bool tegra_admaif_wr_reg(struct device *dev, unsigned int reg)
> +{
> +	struct tegra_admaif *admaif = dev_get_drvdata(dev);
> +	unsigned int ch_stride = TEGRA_ADMAIF_CHANNEL_REG_STRIDE;
> +	unsigned int num_ch = admaif->soc_data->num_ch;
> +	unsigned int rx_base = admaif->soc_data->rx_base;
> +	unsigned int tx_base = admaif->soc_data->tx_base;
> +	unsigned int global_base = admaif->soc_data->global_base;
> +	unsigned int reg_max = admaif->soc_data->regmap_conf->max_register;
> +	unsigned int rx_max = rx_base + (num_ch * ch_stride);
> +	unsigned int tx_max = tx_base + (num_ch * ch_stride);
> +
> +	if ((reg >= rx_base) && (reg < rx_max)) {

The braces are not needed around the comparisons because they precede
the AND. Same for all other similar occurrences in the code.