linux-kernel - Re: [PATCH V2 3/4] i2c: tegra: support for I2C_M

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Message-ID: <20120612162527.GB24753@pengutronix.de>
Date:	Tue, 12 Jun 2012 18:25:27 +0200
From:	Wolfram Sang <w.sang@...gutronix.de>
To:	Laxman Dewangan <ldewangan@...dia.com>
Cc:	khali@...ux-fr.org, ben-linux@...ff.org, swarren@...dotorg.org,
	olof@...om.net, linux-i2c@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-tegra@...r.kernel.org
Subject: Re: [PATCH V2 3/4] i2c: tegra: support for I2C_M_NOSTART
 functionality

On Tue, Jun 12, 2012 at 04:07:30PM +0530, Laxman Dewangan wrote:
> Adding support for functionality I2C_M_NOSTART.
> When multiple message transfer request made through i2c
> and if any message is flagged with I2C_M_NOSTART then
> it will not send the start/repeat-start and address of
> that message i.e. sends data directly.
> 
> Signed-off-by: Laxman Dewangan <ldewangan@...dia.com>
> ---
> This is rebased of earlier patch on same support.
> At this time using the new flag I2C_FUNC_NOSTART.
> 
> No change from V1.

There is a change. It is now dependant on the clk_prepare_enable change
which will go in via arm-soc as discussed previously. Can you resend
please?

> @@ -564,8 +579,14 @@ static int tegra_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[],
>  
>  	clk_prepare_enable(i2c_dev->clk);

^^^^

Thanks,

   Wolfram

-- 
Pengutronix e.K.                           | Wolfram Sang                |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |

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