linux-kernel - Re: [PATCH v3] i2c: rk3x: fix bug that cause transfer fails in master receive mode

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Message-ID: <CAD=FV=XY73RU1B4i1NEBffiRTbwMO_0Z9+Lh96-sckQmkH8Ogg@mail.gmail.com>
Date:	Thu, 21 Aug 2014 18:15:13 -0700
From:	Doug Anderson <dianders@...omium.org>
To:	Addy Ke <addy.ke@...k-chips.com>
Cc:	Wolfram Sang <wsa@...-dreams.de>, max.schwarz@...ine.de,
	Heiko Stübner <heiko@...ech.de>,
	Olof Johansson <olof@...om.net>,
	sergei.shtylyov@...entembedded.com,
	"linux-i2c@...r.kernel.org" <linux-i2c@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	linux-rockchip@...ts.infradead.org, Eddie Cai <cf@...k-chips.com>,
	Jianqun Xu <xjq@...k-chips.com>,
	Tao Huang <huangtao@...k-chips.com>,
	Chris <zyw@...k-chips.com>,
	姚智情 <yzq@...k-chips.com>,
	han jiang <hj@...k-chips.com>,
	Kever Yang <kever.yang@...k-chips.com>,
	Lin Huang <hl@...k-chips.com>,
	晓腾王 <caesar.wang@...k-chips.com>,
	Shunqian Zheng <zhengsq@...k-chips.com>
Subject: Re: [PATCH v3] i2c: rk3x: fix bug that cause transfer fails in master
 receive mode

Addy,

On Thu, Aug 21, 2014 at 6:13 PM, Addy Ke <addy.ke@...k-chips.com> wrote:
> In rk3x SOC, the I2C controller can receive/transmit up to 32 bytes data
> in one chunk, so the size of data to be write/read to/from TXDATAx/RXDATAx
> must be less than or equal 32 bytes at a time.
>
> Tested on rk3288-pinky board, elan receive 158 bytes data.
>
> Acked-by: Max Schwarz <max.schwarz@...ine.de>
> Signed-off-by: Addy Ke <addy.ke@...k-chips.com>
> ---
> Changes in v2:
> - Use cleaner syntax as suggested by Sergei.
> - Update commit message as suggested by Wolfram.
>
> Changes in v3:
> - fix typo: maste --> master and double spaces after 'len'
>
>  drivers/i2c/busses/i2c-rk3x.c | 4 ++++
>  1 file changed, 4 insertions(+)

Oops, we collided in the ether.  This looks good to me.

Tested-by: Doug Anderson <dianders@...omium.org>
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