linux-kernel - Re: [PATCH 1/4] iio: hi8435: add raw access

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Message-ID: <08c4c66e-5c96-8a34-6c0e-e984795927d0@cogentembedded.com>
Date:   Mon, 22 May 2017 20:27:57 +0300
From:   Vladimir Barinov <vladimir.barinov@...entembedded.com>
To:     Jonathan Cameron <jic23@...nel.org>,
        Nikita Yushchenko <nikita.yoush@...entembedded.com>,
        Hartmut Knaack <knaack.h@....de>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        Matt Ranostay <mranostay@...il.com>,
        Gregor Boirie <gregor.boirie@...rot.com>,
        Sanchayan Maity <maitysanchayan@...il.com>
Cc:     linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jeff White <Jeff.White@....aero>,
        Chris Healy <Chris.Healy@....aero>
Subject: Re: [PATCH 1/4] iio: hi8435: add raw access

On 20.05.2017 19:33, Jonathan Cameron wrote:
> On 19/05/17 15:47, Nikita Yushchenko wrote:
>> With current event-only driver, it is not possible for user space
>> application to know current senses if they don't change since
>> application starts.
>>
>> Address that by adding raw access to channels.
>>
>> Signed-off-by: Nikita Yushchenko <nikita.yoush@...entembedded.com>
> Ideally I'd like Vladimir's ack on these, but I am going to guess
> that he is fine with this and rely on him shouting if not ;)
Acked-by: Vladimir Barinov <vladimir.barinov@...entembedded.com>

Originally it was a part of the patch for HI8435 buffer interface but 
removed during migration to event interface:
http://marc.info/?l=linux-iio&m=143817462614547&w=4

This is a case when raw access is needed.