linux-kernel - Re: [alsa-devel] [PATCH -next] ASoC: SOF: imx8: Fix randbuild error

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Message-ID: <CAEnQRZA4W-i4zcF8jUL2zp5-dO-iX=KSp5Do2pCK9_oZiVtYEQ@mail.gmail.com>
Date:   Thu, 13 Feb 2020 23:09:39 +0200
From:   Daniel Baluta <daniel.baluta@...il.com>
To:     Krzysztof Kozlowski <krzk@...nel.org>
Cc:     Yuehaibing <yuehaibing@...wei.com>,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        dl-linux-imx <linux-imx@....com>,
        Daniel Baluta <daniel.baluta@....com>,
        Linux-ALSA <alsa-devel@...a-project.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [alsa-devel] [PATCH -next] ASoC: SOF: imx8: Fix randbuild error

On Tue, Feb 11, 2020 at 11:59 AM Krzysztof Kozlowski <krzk@...nel.org> wrote:
>
> On Tue, 11 Feb 2020 at 10:46, Daniel Baluta <daniel.baluta@...il.com> wrote:
> >
> > On Tue, Feb 11, 2020 at 3:59 AM Yuehaibing <yuehaibing@...wei.com> wrote:
> > >
> > > On 2020/2/11 5:00, Pierre-Louis Bossart wrote:
> > > >
> > > >
> > > > On 2/10/20 12:15 AM, YueHaibing wrote:
> > > >> when do randconfig like this:
> > > >> CONFIG_SND_SOC_SOF_IMX8_SUPPORT=y
> > > >> CONFIG_SND_SOC_SOF_IMX8=y
> > > >> CONFIG_SND_SOC_SOF_OF=y
> > > >> CONFIG_IMX_DSP=m
> > > >> CONFIG_IMX_SCU=y
> > > >>
> > > >> there is a link error:
> > > >>
> > > >> sound/soc/sof/imx/imx8.o: In function 'imx8_send_msg':
> > > >> imx8.c:(.text+0x380): undefined reference to 'imx_dsp_ring_doorbell'
> > > >>
> > > >> Select IMX_DSP in SND_SOC_SOF_IMX8_SUPPORT to fix this
> > > >>
> > > >> Reported-by: Hulk Robot <hulkci@...wei.com>
> > > >> Fixes: f9ad75468453 ("ASoC: SOF: imx: fix reverse CONFIG_SND_SOC_SOF_OF dependency")
> > > >> Signed-off-by: YueHaibing <yuehaibing@...wei.com>
> > > >
> > > > Thanks for the report.
> > > >
> > > > Would you mind sharing the .config and instructions to reproduce this case? we have an unrelated issue with allyesconfig that was reviewed here:
> > > >
> > > > https://github.com/thesofproject/linux/pull/1778
> > > >
> > > > and I'd probably a good thing to fix everything in one shot.
> > >
> > > config is attached, which is on x86_64
> >
> > Thanks, I think this is legit. It was introduced with:
> >
> > commit f52cdcce9197fef9d4a68792dd3b840ad2b77117
> > Author: Daniel Baluta <daniel.baluta@....com>
> > Date:   Sat Jan 4 15:39:53 2020 +0000
> >
> >     firmware: imx: Allow IMX DSP to be selected as module
> >
> >     IMX DSP is only needed by SOF or any other module that
> >     wants to communicate with the DSP. When SOF is build
> >     as a module IMX DSP is forced to be built inside the
> >     kernel image. This is not optimal, so allow IMX DSP
> >     to be built as a module.
> >
> >     Signed-off-by: Daniel Baluta <daniel.baluta@....com>
> >     Signed-off-by: Shawn Guo <shawnguo@...nel.org>
>
> Hi,
>
> Since it's a module, don't you just miss EXPORT_SYMBOL there?

Hi Krzysztof,

Which symbol misses an EXPORT_SYMBOL?
We already have EXPORT_SYMBOL(imx_dsp_ring_doorbell);