linux-kernel - Re: [PATCH] i2c: davinci: Add block read functionality for IPMI

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Message-ID: <538CA683.40108@ti.com>
Date:	Mon, 2 Jun 2014 12:29:55 -0400
From:	Murali Karicheri <m-karicheri2@...com>
To:	Sekhar Nori <nsekhar@...com>
CC:	<davinci-linux-open-source@...ux.davincidsp.com>,
	<linux-i2c@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	Garrett Ding <g-ding@...com>,
	Kevin Hilman <khilman@...prootsystems.com>,
	Wolfram Sang <wsa@...-dreams.de>,
	Santosh Shilimkar <santosh.shilimkar@...com>
Subject: Re: [PATCH] i2c: davinci: Add block read functionality for IPMI

On 5/22/2014 6:51 AM, Sekhar Nori wrote:
> On Friday 02 May 2014 12:19 AM, Murali Karicheri wrote:
>> Intelligent Plaform Management Interface (IPMI) requires I2C driver
>> to support block read, where the first byte received from slave is
>> the length of following data:-
>>   Added length check if the read type is block read (I2C_M_RECV_LEN)
>>   Send NACK/STOP bits before last byte is received
>>
>> Signed-off-by: Garrett Ding <g-ding@...com>
>> Signed-off-by: Murali Karicheri <m-karicheri2@...com>
> I tested this on a DA850 using i2cdetect and it did not seem to break
> anything so:
>
> Tested-by: Sekhar Nori <nsekhar@...com>
>
> There are some checks that were triggered in checkpatch. You may want
> to fix them up.
>
> Thanks,
> Sekhar
>
> CHECK: Alignment should match open parenthesis
> #112: FILE: drivers/i2c/busses/i2c-davinci.c:557:
> +					w = davinci_i2c_read_reg(dev,
> +							DAVINCI_I2C_MDR_REG);
>
> CHECK: Alignment should match open parenthesis
> #115: FILE: drivers/i2c/busses/i2c-davinci.c:560:
> +					davinci_i2c_write_reg(dev,
> +							DAVINCI_I2C_MDR_REG, w);
>
> CHECK: Alignment should match open parenthesis
> #119: FILE: drivers/i2c/busses/i2c-davinci.c:564:
> +					davinci_i2c_write_reg(dev,
> +							DAVINCI_I2C_MDR_REG, w);
>
> total: 0 errors, 0 warnings, 3 checks, 67 lines checked
>
Sekhar,

Thanks for testing this. I have other comments against this patch and 
will be sending an
updated patch in few weeks.

Thanks and regards,

Murali
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