linux-kernel - Re: [PATCH 11/20] regmap: _regmap_raw_read: Add handling of busses without bus->read()

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Message-ID: <20150814163451.GX10748@sirena.org.uk>
Date:	Fri, 14 Aug 2015 17:34:51 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Markus Pargmann <mpa@...gutronix.de>
Cc:	Jonathan Cameron <jic23@...nel.org>,
	Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
	linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, kernel@...gutronix.de
Subject: Re: [PATCH 11/20] regmap: _regmap_raw_read: Add handling of busses
 without bus->read()

On Wed, Aug 12, 2015 at 02:34:12PM +0200, Markus Pargmann wrote:

> Is -EINVAL the right thing to return or would you prefer -ENOTSUPP?

-ENOTSUPP is going to be better.

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