linux-kernel - Re: [PATCH v2 05/10] ASoC: wcd9335: add CLASS-H Controller support

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Date:   Wed, 1 Aug 2018 09:57:31 +0100
From:   Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:     Mark Brown <broonie@...nel.org>
Cc:     lee.jones@...aro.org, robh+dt@...nel.org, mark.rutland@....com,
        lgirdwood@...il.com, tiwai@...e.com, bgoswami@...eaurora.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        vkoul@...nel.org, alsa-devel@...a-project.org
Subject: Re: [PATCH v2 05/10] ASoC: wcd9335: add CLASS-H Controller support

Thanks for the review,

On 31/07/18 18:05, Mark Brown wrote:
> On Fri, Jul 27, 2018 at 01:18:01PM +0100, Srinivas Kandagatla wrote:
> 
>> +	res_val = WCD9XXX_CLASSH_CTRL_VCL_VREF_FILT_R_0KOHM;
>> +	switch (mode) {
>> +	case CLS_H_NORMAL:
>> +		res_val = WCD9XXX_CLASSH_CTRL_VCL_VREF_FILT_R_50KOHM;
>> +		val = WCD9XXX_A_ANA_HPH_PWR_LEVEL_NORMAL;
>> +		gain = DAC_GAIN_0DB;
>> +		ipeak = WCD9XXX_CLASSH_CTRL_CCL_1_DELTA_IPEAK_50MA;
>> +		break;
>> +	case CLS_AB:
>> +		val = WCD9XXX_A_ANA_HPH_PWR_LEVEL_NORMAL;
>> +		gain = DAC_GAIN_0DB;
>> +		ipeak = WCD9XXX_CLASSH_CTRL_CCL_1_DELTA_IPEAK_50MA;
>> +		break;
>> +	case CLS_H_HIFI:
>> +		val = WCD9XXX_A_ANA_HPH_PWR_LEVEL_UHQA;
>> +		gain = DAC_GAIN_M0P2DB;
>> +		ipeak = WCD9XXX_CLASSH_CTRL_CCL_1_DELTA_IPEAK_50MA;
>> +		break;
>> +	case CLS_H_LP:
>> +		val = WCD9XXX_A_ANA_HPH_PWR_LEVEL_LP;
>> +		ipeak = WCD9XXX_CLASSH_CTRL_CCL_1_DELTA_IPEAK_30MA;
>> +		break;
>> +	};
> 
> This is missing a default case for error checking, and you don't need
> the semicolon at the end either.
These states are validated before any calls are made to these functions.

However I agree without on default case for error checking and ;
I will fix this in next version.

thanks,
srini

>