linux-kernel - Re: [PATCH 1/8] regmap: Add generic non-memory mapped register access API

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Message-ID: <20110622191145.GA19628@opensource.wolfsonmicro.com>
Date:	Wed, 22 Jun 2011 20:11:46 +0100
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Lars-Peter Clausen <lars@...afoo.de>
Cc:	linux-kernel@...r.kernel.org,
	Dimitris Papastamos <dp@...nsource.wolfsonmicro.com>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Liam Girdwood <lrg@...com>, Graeme Gregory <gg@...mlogic.co.uk>
Subject: Re: [PATCH 1/8] regmap: Add generic non-memory mapped register
 access API

On Wed, Jun 22, 2011 at 09:03:14PM +0200, Lars-Peter Clausen wrote:
> On 06/22/2011 08:45 PM, Mark Brown wrote:

> > +	if (map->bus->read_flag_bit)
> > +		u8[0] |= 1 << map->bus->read_flag_bit;

> Should be 1 << (map->bus->read_flag_bit - 1)

The code has the sematic I intended; you can debate if it's the best
semantic and looking at the documentation again it's not entirely clear
so at least that should be updated.
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