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Patch "ALSA: pci: depend on ZONE_DMA" has been added to the 4.3-stable tree

PATCH [email protected] 1 participant 1 message Dec 11, 2015

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This is a note to let you know that I've just added the patch titled

ALSA: pci: depend on ZONE_DMA

to the 4.3-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
alsa-pci-depend-on-zone_dma.patch
and it can be found in the queue-4.3 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From 2db1a57986d37653583e67ccbf13082aadc8f25d Mon Sep 17 00:00:00 2001

From: Dan Williams <[email protected]>
Date: Thu, 12 Nov 2015 12:13:57 -0800
Subject: ALSA: pci: depend on ZONE_DMA

From: Dan Williams <[email protected]>

commit 2db1a57986d37653583e67ccbf13082aadc8f25d upstream.

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.

---
 sound/pci/Kconfig |   24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)
sound/pci/Kconfig +12 -12
@@ -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.

Patches currently in stable-queue which might be from [email protected] are

queue-4.3/alsa-pci-depend-on-zone_dma.patch