[alsa-devel] [PATCH V1 1/3] ASoC: fsl: Kconfig: remove dependence of SND_IMX_SOC for SND_SOC_IMX_PCM_DMA

Li.Xiubo at freescale.com Li.Xiubo at freescale.com
Tue Aug 19 18:31:47 EST 2014


> > > Lars-Peter Clausen & Arnd
> > >
> > > The purpose of Arnd's patch is same with me, which is to resolve the build
> > > error when SND_SOC_IMX_PCM_DMA=m & SND_SOC_FSL_SSI/SAI/ESAI/SPDIF=y, the
> > > error is "undefined reference to `imx_pcm_dma_init'".
> > > But Arnd's patch didn't involve this situation that SND_IMX_SOC=n &
> > > SND_SOC_IMX_PCM_DMA=m.
> > >
> > > Currently I think out a solution for this issue is to change
> > >
> > > select SND_SOC_IMX_PCM_DMA if SND_IMX_SOC != n
> > >
> > > to
> > >
> > > depends on SND_SOC_IMX_PCM_DMA != m
> > >
> > > How do you think about this?
> > >
> >
> > What will happen if to build both SAI/ESAI and IMX_PCM_DMA as modules at the
> same
> > time ?
> >
> > Thanks,
> >
> > BRs
> > Xiubo
> 
> I didn't find error/warning when SAI/ESAI and IMX_PCM_DMA are as modules. The
> build is successful.
> 

Yes, but if IMX_PCM_DMA == m, the SAI/ESAI will be invisible in menuconfig....
Does it matter here ?

BRs
Xiubo


> >
> >
> > > best regards
> > > Wang shengjiu


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