From: Liam Girdwood <lrg@slimlogic.co.uk>
To: Axel Lin <axel.lin@gmail.com>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
Arnaud Patard <arnaud.patard@rtp-net.org>,
Mark Brown <broonie@opensource.wolfsonmicro.com>,
alsa-devel@alsa-project.org
Subject: Re: [PATCH] ASoC: Fix inconsistent meaning of default case while checking alc5623->id
Date: Fri, 03 Dec 2010 12:01:26 +0000 [thread overview]
Message-ID: <1291377686.3271.42.camel@odin> (raw)
In-Reply-To: <1291368357.20452.6.camel@mola>
On Fri, 2010-12-03 at 17:25 +0800, Axel Lin wrote:
> In alc5623_i2c_probe(),
> the default case for checking alc5623->id behaves the same as case 0x23.
> However, In alc5623_probe() the default case for checking alc5623->id
> becomes to be the same as case 0x21.
> This makes the meaning of default case inconsistent.
>
> Since we have checked codec id in alc5623_i2c_probe() by comparing
> vid2 with id->driver_data, it is not possible to run into the default case now.
>
> In case we may add more supported devices to alc5623_i2c_table in the future,
> this patch changes the default case return -EINVAL to let people know that
> they should not run into this case. They should also add a new case accordingly
> for the new id.
>
> Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
--
Freelance Developer, SlimLogic Ltd
ASoC and Voltage Regulator Maintainer.
http://www.slimlogic.co.uk
next prev parent reply other threads:[~2010-12-03 12:01 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-03 9:25 [PATCH] ASoC: Fix inconsistent meaning of default case while checking alc5623->id Axel Lin
2010-12-03 12:01 ` Liam Girdwood [this message]
2010-12-03 12:21 ` Arnaud Patard
2010-12-03 12:25 ` Mark Brown
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