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

Sameer Pujar spujar at nvidia.com
Fri Jan 24 04:27:40 CET 2020



On 1/24/2020 6:58 AM, Dmitry Osipenko wrote:
> External email: Use caution opening links or attachments
>
>
> 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.

While that is true, some prefer to use explicit braces to make it more 
readable.
In the past I was told to use explicitly in such cases.



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