linux-kernel - Re: [PATCH 4/4] regmap: cache: Write consecutive registers in a single block write

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Message-ID: <20130330011327.GC26607@opensource.wolfsonmicro.com>
Date:	Sat, 30 Mar 2013 01:13:27 +0000
From:	Dimitris Papastamos <dp@...nsource.wolfsonmicro.com>
To:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] regmap: cache: Write consecutive registers in a
	single block write

On Fri, Mar 29, 2013 at 09:03:45PM +0000, Mark Brown wrote:
> When syncing blocks of data using raw writes combine the writes into a
> single block write, saving us bus overhead for setup, addressing and
> teardown.
> 
> Currently the block write is done unconditionally as it is expected that
> hardware which has a register format which can support raw writes will
> support auto incrementing writes, this decision may need to be revised in
> future.
> 
> Signed-off-by: Mark Brown <broonie@...nsource.wolfsonmicro.com>

Reviewed-by: Dimitris Papastamos <dp@...nsource.wolfsonmicro.com>
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