linux-kernel - Re: [PATCH v2 04/15] clk: divider: Make generic for usage elsewhere

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Date:	Tue, 07 Oct 2014 18:27:35 +0100
From:	Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To:	Stephen Boyd <sboyd@...eaurora.org>,
	Mike Turquette <mturquette@...aro.org>
CC:	linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Viresh Kumar <viresh.kumar@...aro.org>,
	linux-pm@...r.kernel.org
Subject: Re: [PATCH v2 04/15] clk: divider: Make generic for usage elsewhere

Hi Stephen,

Just noticed this regression while testing the patch on Arndale board.

https://bugs.linaro.org/show_bug.cgi?id=740


--srini

On 03/10/14 19:07, Stephen Boyd wrote:
> On 09/05/14 15:47, Stephen Boyd wrote:
>> +
>> +int divider_get_val(unsigned long rate, unsigned long parent_rate,
>> +		    const struct clk_div_table *table, u8 width,
>> +		    unsigned long flags)
>> +{
>>   	unsigned int div, value;
>> -	unsigned long flags = 0;
>> -	u32 val;
>>
>>   	div = DIV_ROUND_UP(parent_rate, rate);
>>
>> -	if (!_is_valid_div(divider, div))
>> +	if (!_is_valid_div(table, div, flags))
>>   		return -EINVAL;
>>
>> -	value = _get_val(divider, div);
>> +	value = _get_val(table, div, flags);
>> +
>> +	min_t(unsigned int, value, div_mask(width));
>> +
>> +	return 0;
>
> This should be return value, not return 0.
>
>> +}
>> +EXPORT_SYMBOL_GPL(divider_get_val);
>>
--
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