Re: [PATCH] sound: depend on ZONE_DMA

[Boaz Harrosh]

On 11/12/2015 10:13 PM, Dan Williams wrote:
> There are several sound drivers that 'select ZONE_DMA'.  This is
> backwards as ZONE_DMA is an architecture capability exported to drivers.
> Switch the polarity of the dependency to disable these drivers when the
> architecture does not support ZONE_DMA.  This was discovered in the
> context of testing/enabling devm_memremap_pages() which depends on
> ZONE_DEVICE.  ZONE_DEVICE in turn depends on !ZONE_DMA.
> 
> Cc: Jaroslav Kysela <perex@xxxxxxxx>
> Cc: Takashi Iwai <tiwai@xxxxxxxx>
> Cc: <alsa-devel@xxxxxxxxxxxxxxxx>
> Reported-by: Jeff Moyer <jmoyer@xxxxxxxxxx>
> Signed-off-by: Dan Williams <dan.j.williams@xxxxxxxxx>

Yes sorry about that. I had the exact patch in my original 4.3-rc1
tree but forgot to send it.

Reviewed-by: Boaz Harrosh <boaz@xxxxxxxxxxxxx>

You will need stabe@ for 4.3 as well.

Thanks
Boaz

> ---
>  sound/pci/Kconfig |   24 ++++++++++++------------
>  1 file changed, 12 insertions(+), 12 deletions(-)
> 
> diff --git a/sound/pci/Kconfig b/sound/pci/Kconfig
> index edfc1b8d553e..656ce39bddbc 100644
> --- a/sound/pci/Kconfig
> +++ b/sound/pci/Kconfig
> @@ -25,7 +25,7 @@ config SND_ALS300
>  	select SND_PCM
>  	select SND_AC97_CODEC
>  	select SND_OPL3_LIB
> -	select ZONE_DMA
> +	depends on ZONE_DMA
>  	help
>  	  Say 'Y' or 'M' to include support for Avance Logic ALS300/ALS300+
>  
> @@ -50,7 +50,7 @@ config SND_ALI5451
>  	tristate "ALi M5451 PCI Audio Controller"
>  	select SND_MPU401_UART
>  	select SND_AC97_CODEC
> -	select ZONE_DMA
> +	depends on ZONE_DMA
>  	help
>  	  Say Y here to include support for the integrated AC97 sound
>  	  device on motherboards using the ALi M5451 Audio Controller
> @@ -155,7 +155,7 @@ config SND_AZT3328
>  	select SND_PCM
>  	select SND_RAWMIDI
>  	select SND_AC97_CODEC
> -	select ZONE_DMA
> +	depends on ZONE_DMA
>  	help
>  	  Say Y here to include support for Aztech AZF3328 (PCI168)
>  	  soundcards.
> @@ -463,7 +463,7 @@ config SND_EMU10K1
>  	select SND_HWDEP
>  	select SND_RAWMIDI
>  	select SND_AC97_CODEC
> -	select ZONE_DMA
> +	depends on ZONE_DMA
>  	help
>  	  Say Y to include support for Sound Blaster PCI 512, Live!,
>  	  Audigy and E-mu APS (partially supported) soundcards.
> @@ -479,7 +479,7 @@ config SND_EMU10K1X
>  	tristate "Emu10k1X (Dell OEM Version)"
>  	select SND_AC97_CODEC
>  	select SND_RAWMIDI
> -	select ZONE_DMA
> +	depends on ZONE_DMA
>  	help
>  	  Say Y here to include support for the Dell OEM version of the
>  	  Sound Blaster Live!.
> @@ -513,7 +513,7 @@ config SND_ES1938
>  	select SND_OPL3_LIB
>  	select SND_MPU401_UART
>  	select SND_AC97_CODEC
> -	select ZONE_DMA
> +	depends on ZONE_DMA
>  	help
>  	  Say Y here to include support for soundcards based on ESS Solo-1
>  	  (ES1938, ES1946, ES1969) chips.
> @@ -525,7 +525,7 @@ config SND_ES1968
>  	tristate "ESS ES1968/1978 (Maestro-1/2/2E)"
>  	select SND_MPU401_UART
>  	select SND_AC97_CODEC
> -	select ZONE_DMA
> +	depends on ZONE_DMA
>  	help
>  	  Say Y here to include support for soundcards based on ESS Maestro
>  	  1/2/2E chips.
> @@ -612,7 +612,7 @@ config SND_ICE1712
>  	select SND_MPU401_UART
>  	select SND_AC97_CODEC
>  	select BITREVERSE
> -	select ZONE_DMA
> +	depends on ZONE_DMA
>  	help
>  	  Say Y here to include support for soundcards based on the
>  	  ICE1712 (Envy24) chip.
> @@ -700,7 +700,7 @@ config SND_LX6464ES
>  config SND_MAESTRO3
>  	tristate "ESS Allegro/Maestro3"
>  	select SND_AC97_CODEC
> -	select ZONE_DMA
> +	depends on ZONE_DMA
>  	help
>  	  Say Y here to include support for soundcards based on ESS Maestro 3
>  	  (Allegro) chips.
> @@ -806,7 +806,7 @@ config SND_SIS7019
>  	tristate "SiS 7019 Audio Accelerator"
>  	depends on X86_32
>  	select SND_AC97_CODEC
> -	select ZONE_DMA
> +	depends on ZONE_DMA
>  	help
>  	  Say Y here to include support for the SiS 7019 Audio Accelerator.
>  
> @@ -818,7 +818,7 @@ config SND_SONICVIBES
>  	select SND_OPL3_LIB
>  	select SND_MPU401_UART
>  	select SND_AC97_CODEC
> -	select ZONE_DMA
> +	depends on ZONE_DMA
>  	help
>  	  Say Y here to include support for soundcards based on the S3
>  	  SonicVibes chip.
> @@ -830,7 +830,7 @@ config SND_TRIDENT
>  	tristate "Trident 4D-Wave DX/NX; SiS 7018"
>  	select SND_MPU401_UART
>  	select SND_AC97_CODEC
> -	select ZONE_DMA
> +	depends on ZONE_DMA
>  	help
>  	  Say Y here to include support for soundcards based on Trident
>  	  4D-Wave DX/NX or SiS 7018 chips.
> 
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> 

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