linux-kernel - Re: [Patch V2 5/9] I2C: Add smbus quick read/write helper function

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Message-ID: <20140517171555.GA2597@katana>
Date:	Sat, 17 May 2014 19:15:56 +0200
From:	Wolfram Sang <wsa@...-dreams.de>
To:	Lan Tianyu <tianyu.lan@...el.com>
Cc:	rjw@...ysocki.net, mika.westerberg@...ux.intel.com,
	awilliam@...hat.com, lenb@...nel.org, linux-i2c@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org
Subject: Re: [Patch V2 5/9] I2C: Add smbus quick read/write helper function


> >2) It uses a parameter for the r/w bit. Make sense to me, since this bit
> >is the information we send to the device. quick_read doesn't make sense
> >to me. We don't receive a bit from the device.
> >
> 
> Hi Wolfram:
> 	Great thanks for your review. Ok. I will follow commit 67c2e665 to
> bring i2c_smbus_write_quick(struct i2c_client *client, u8 value)
> back.
> 
> BTW, how about i2c_probe_func_quick_read()? Should we replace it
> with the original i2c_smbus_write_quick()?

As said above "quick_read doesn't make sense to me. We don't receive a
bit from the device."

Start implementing and you will see why we don't need it :)


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