linux-kernel - Re: [PATCH] ASoC: simple-card: fix module load "unknown symbol" issue

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Date:	Tue, 9 Aug 2016 00:26:37 +0000
From:	Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>
To:	Sekhar Nori <nsekhar@...com>
CC:	Kevin Hilman <khilman@...libre.com>,
	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>, <alsa-devel@...a-project.org>,
	Jaroslav Kysela <perex@...ex.cz>,
	"Takashi Iwai" <tiwai@...e.com>,
	open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ASoC: simple-card: fix module load "unknown symbol" issue


Hi Sekhar

> > An ASoC driver using simple-card, when built as a module gets the
> > following error at module load time:
> > 
> > [   23.571873] simple_card_utils: Unknown symbol snd_soc_of_parse_daifmt (err 0)
> > [   23.712726] simple_card_utils: Unknown symbol snd_soc_of_parse_card_name (err 0)
> > 
> > fix this by including simple-card-utils.o symbols in the module build
> > its symols are resolved correctly.
> > 
> > Tested on Davinci DA850-EVM using snd_soc_edma, snc_soc_davinci_mcasp,
> > with all of ASoC built as modules.
> > 
> > Cc: Sekhar Nori <nsekhar@...com>
> > Signed-off-by: Kevin Hilman <khilman@...libre.com>
> 
> Tested with audio on DaVinci DA850 EVM.
> 
> Tested-by: Sekhar Nori <nsekhar@...com>

I think this issue was solved by this patch on Mark/fix/simple

1f85e118c81d15aa9e002604dfb69c823d4aac16
("ASoC: simple-card-utils: add missing MODULE_xxx()")