linux-kernel - Re: linux-next: build failure after merge of the mfd tree

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Date:   Tue, 4 Feb 2020 07:53:04 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
Subject: Re: linux-next: build failure after merge of the mfd tree

On Tue, 04 Feb 2020, Stephen Rothwell wrote:

> Hi all,
> 
> After merging the mfd tree, today's linux-next build (powerpc
> allyesconfig) failed like this:
> 
> ld: sound/soc/codecs/wcd934x.o:(.toc+0x0): undefined reference to `of_clk_src_simple_get'
> ld: sound/soc/codecs/wcd934x.o: in function `.wcd934x_codec_probe':
> wcd934x.c:(.text.wcd934x_codec_probe+0x3d4): undefined reference to `.__clk_get_name'
> ld: wcd934x.c:(.text.wcd934x_codec_probe+0x438): undefined reference to `.clk_hw_register'
> ld: wcd934x.c:(.text.wcd934x_codec_probe+0x474): undefined reference to `.of_clk_add_provider'

What's the cause of this?  I thought PowerPC made use of the CCF?

> Caused by commit
> 
>   6ac7e4d7ad70 ("mfd: wcd934x: Add support to wcd9340/wcd9341 codec")

Looks to me like the Codec is broken, rather than the MFD driver.

> Unfortunately that commit is now in Linus' tree (and was never in
> linux-next).
> 
> I marked CONFIG_MFD_STMFX as BROKEN for now.

Surely that should be SND_SOC_WCD934X?

Srini,

  What do you plan to do about this?

-- 
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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