linux-kernel - Re: [PATCH v2 2/2] i2c: qup: support SMBus block read

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Message-ID: <1d96dfb6-9f0e-14ee-7f75-4c20fd98b183@codeaurora.org>
Date:	Thu, 19 May 2016 15:16:49 -0600
From:	Naveen Kaje <nkaje@...eaurora.org>
To:	Timur Tabi <timur@...eaurora.org>,
	Sricharan <sricharan@...eaurora.org>, wsa@...-dreams.de,
	linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:	linux-arm-msm@...r.kernel.org, rruigrok@...eaurora.org,
	cov@...eaurora.org, austinwc@...eaurora.org,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 2/2] i2c: qup: support SMBus block read

Hi Timur, Sricharan,

On 5/19/2016 2:21 PM, Timur Tabi wrote:
> Naveen Kaje wrote:
>>>>
>>>> +        tags[len++] = QUP_TAG_V2_DATARD;
>>>> +        /* 0 implies 256 bytes */
>>>> +        if (data_len == QUP_READ_LIMIT)
>>>> +            tags[len++] = 0;
>>>> +        else
>>>> +            tags[len++] = data_len;
>>>> +    }
>>>         Even data_len will always be '1' right ?
>> Yes, but here preferably we use a variable than a number without a 
>> context.
>
> Actually, I would say the opposite.  I would rather see a constant 
> with a comment explaining it, than a variable that we know will always 
> contain only one number.
>
Ok, got it. Will be fixed in V3.
Thanks,
Naveen