linux-kernel - Re: [RFC PATCH v1 2/3] regulator: qcom_smd: add list

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Message-ID: <20160603104034.GZ2282@sirena.org.uk>
Date:	Fri, 3 Jun 2016 11:40:34 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc:	bjorn.andersson@...aro.org, linux-kernel@...r.kernel.org,
	Liam Girdwood <lgirdwood@...il.com>,
	linux-arm-msm@...r.kernel.org
Subject: Re: [RFC PATCH v1 2/3] regulator: qcom_smd: add list_voltage callback

On Thu, Jun 02, 2016 at 11:23:15AM +0100, Srinivas Kandagatla wrote:
> This patch adds support to list_voltage callback, so that consumers
> like mmc core, can get information of supported voltage range.
> 
> Without this patch there is no way for mmc core to know this voltage range.

Something I applied yesterday, most likely this, seems to have broken
boot on a large proportion of (potentially all) 32 bit Qualcomm
platforms:

   https://kernelci.org/boot/all/job/broonie-regulator/kernel/v4.7-rc1-10-gafafb91512cf/

I suspect this is because the fixed voltage regulator is triggering a
crash as it has no linear ranges defined.  Please get me a fix ASAP.

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