linux-kernel - Re: [PATCH] regmap: slimbus: add support to raw read/writes

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Message-ID: <20180705165011.GC6227@sirena.org.uk>
Date:   Thu, 5 Jul 2018 17:50:11 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc:     gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org,
        alsa-devel@...a-project.org
Subject: Re: [PATCH] regmap: slimbus: add support to raw read/writes

On Thu, Jul 05, 2018 at 05:13:21PM +0100, Srinivas Kandagatla wrote:

> I think I got it wrong by looking at _regmap_bus_read() implementation which
> calls _regmap_raw_read(), this made me think that read/writes callbacks
> imply raw read/writes. Looks like that is not the case.

They are reads and writes, the thing is that they're reads and writes of
the register map that's also accessible for other operations rather than
something separate.

> All am trying to do is support paged registers, which seems to be only
> possible via read/write support at bus level.

Could you explain what you mean by paged registers?  There's framework
support for what's normally called pages but perhaps this is some
slimbus specific thing?

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