linux-kernel - Re: [PATCH] i2c: mediatek: Fix i2c_spec

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Message-ID: <1596762313.8263.9.camel@mhfsdcap03>
Date:   Fri, 7 Aug 2020 09:05:13 +0800
From:   Qii Wang <qii.wang@...iatek.com>
To:     Matthias Brugger <mbrugger@...e.com>
CC:     Matthias Brugger <matthias.bgg@...il.com>, <wsa@...-dreams.de>,
        <yingjoe.chen@...iatek.com>, <linux-i2c@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] i2c: mediatek: Fix i2c_spec_values description

On Thu, 2020-08-06 at 15:35 +0200, Matthias Brugger wrote:
> 
> On 06/08/2020 13:06, Qii Wang wrote:
> > On Thu, 2020-08-06 at 11:48 +0200, Matthias Brugger wrote:
> >> The struct i2c_spec_values have it's members documented but is missing the
> >> starting '@', which leads to warings like:
> >>
> >> drivers/i2c/busses/i2c-mt65xx.c:267: warning: Function parameter or member
> >> 'min_low_ns' not described in 'i2c_spec_values'
> >>
> >> Signed-off-by: Matthias Brugger <matthias.bgg@...il.com>
> >> ---
> >>    drivers/i2c/busses/i2c-mt65xx.c | 8 ++++----
> >>    1 file changed, 4 insertions(+), 4 deletions(-)
> >>
> >> diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c
> >> index e889f74703e4..f51b35fc400f 100644
> >> --- a/drivers/i2c/busses/i2c-mt65xx.c
> >> +++ b/drivers/i2c/busses/i2c-mt65xx.c
> >> @@ -253,10 +253,10 @@ struct mtk_i2c {
> >>
> >>    /**
> >>     * struct i2c_spec_values:
> >> - * min_low_ns: min LOW period of the SCL clock
> > 
> > Can you help me add a description of min_high_ns. As
> > @min_high_ns: min HIGH period of the SCL clock
> 
> Right, I forgot about this one.
> 
> Actually I don't see any code which uses the value, so I think it should be 
> deleted from the struct.
> 
> Do you have any thoughts on this.
> 

That is right, it is used for internal test before. You can deleted it.