Re: [PATCH v2] ASoC: atmel: ATMEL drivers depend on HAS_DMA

[Codrin.Ciubotariu]

On 29.06.2021 00:11, Randy Dunlap wrote:
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> 
> On a config (such as arch/sh/) which does not set HAS_DMA when MMU
> is not set, several ATMEL ASoC drivers select symbols that cause
> kconfig warnings. There is one "depends on HAS_DMA" here but several
> more are needed to prevent kconfig warnings since 'select' does not
> recognize any dependencies.
> 
> Fix the following kconfig warnings:
> 
> WARNING: unmet direct dependencies detected for SND_ATMEL_SOC_PDC
>    Depends on [n]: SOUND [=m] && !UML && SND [=m] && SND_SOC [=m] && SND_ATMEL_SOC [=m] && HAS_DMA [=n]
>    Selected by [m]:
>    - SND_ATMEL_SOC_SSC [=m] && SOUND [=m] && !UML && SND [=m] && SND_SOC [=m] && SND_ATMEL_SOC [=m]
>    - SND_ATMEL_SOC_SSC_PDC [=m] && SOUND [=m] && !UML && SND [=m] && SND_SOC [=m] && SND_ATMEL_SOC [=m] && ATMEL_SSC [=m]
> 
> WARNING: unmet direct dependencies detected for SND_ATMEL_SOC_SSC_PDC
>    Depends on [n]: SOUND [=m] && !UML && SND [=m] && SND_SOC [=m] && SND_ATMEL_SOC [=m] && ATMEL_SSC [=m] && HAS_DMA [=n]
>    Selected by [m]:
>    - SND_AT91_SOC_SAM9G20_WM8731 [=m] && SOUND [=m] && !UML && SND [=m] && SND_SOC [=m] && SND_ATMEL_SOC [=m] && (ARCH_AT91 || COMPILE_TEST [=y]) && ATMEL_SSC [=m] && SND_SOC_I2C_AND_SPI [=m]
> 
> WARNING: unmet direct dependencies detected for SND_ATMEL_SOC_SSC
>    Depends on [n]: SOUND [=m] && !UML && SND [=m] && SND_SOC [=m] && SND_ATMEL_SOC [=m] && HAS_DMA [=n]
>    Selected by [m]:
>    - SND_ATMEL_SOC_SSC_DMA [=m] && SOUND [=m] && !UML && SND [=m] && SND_SOC [=m] && SND_ATMEL_SOC [=m] && ATMEL_SSC [=m]
> 
> WARNING: unmet direct dependencies detected for SND_ATMEL_SOC_SSC_DMA
>    Depends on [n]: SOUND [=m] && !UML && SND [=m] && SND_SOC [=m] && SND_ATMEL_SOC [=m] && ATMEL_SSC [=m] && HAS_DMA [=n]
>    Selected by [m]:
>    - SND_ATMEL_SOC_WM8904 [=m] && SOUND [=m] && !UML && SND [=m] && SND_SOC [=m] && SND_ATMEL_SOC [=m] && (ARCH_AT91 || COMPILE_TEST [=y]) && ATMEL_SSC [=m] && I2C [=m]
>    - SND_AT91_SOC_SAM9X5_WM8731 [=m] && SOUND [=m] && !UML && SND [=m] && SND_SOC [=m] && SND_ATMEL_SOC [=m] && (ARCH_AT91 || COMPILE_TEST [=y]) && ATMEL_SSC [=m] && SND_SOC_I2C_AND_SPI [=m]

Hi Randy,

Sorry about my delayed response. I think it would be better to just 
remove HAS_DMA from SND_ATMEL_SOC_PDC, since it seems to compile fine 
without it. This should fix all the problems...

Thanks and best regards,
Codrin