* [PATCH] arm64: defconfig: enable mv-xor driver
@ 2019-02-20 9:30 Thomas Petazzoni
2019-04-21 17:24 ` Gregory CLEMENT
0 siblings, 1 reply; 2+ messages in thread
From: Thomas Petazzoni @ 2019-02-20 9:30 UTC (permalink / raw)
To: Catalin Marinas, Will Deacon
Cc: Andrew Lunn, Jason Cooper, Gregory Clement, Thomas Petazzoni,
John David Anglin, Robin Murphy, linux-arm-kernel,
Sebastian Hesselbarth
The mv-xor DMA driver is used for the XOR engine found in the ARM64
Marvell Armada 3720 SoC, so it makes sense to have it enabled in the
arm64 defconfig. A recent boot-time regression was found in mv-xor,
which would have been more easily noticed with this driver enabled by
default.
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Cc: Robin Murphy <robin.murphy@arm.com>
Cc: John David Anglin <dave.anglin@bell.net>
---
arch/arm64/configs/defconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index c8432e24207e..cf3312e23bf2 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -594,6 +594,7 @@ CONFIG_RTC_DRV_XGENE=y
CONFIG_DMADEVICES=y
CONFIG_DMA_BCM2835=m
CONFIG_K3_DMA=y
+CONFIG_MV_XOR=y
CONFIG_MV_XOR_V2=y
CONFIG_PL330_DMA=y
CONFIG_TEGRA20_APB_DMA=y
--
2.20.1
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linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] arm64: defconfig: enable mv-xor driver
2019-02-20 9:30 [PATCH] arm64: defconfig: enable mv-xor driver Thomas Petazzoni
@ 2019-04-21 17:24 ` Gregory CLEMENT
0 siblings, 0 replies; 2+ messages in thread
From: Gregory CLEMENT @ 2019-04-21 17:24 UTC (permalink / raw)
To: Thomas Petazzoni, Catalin Marinas, Will Deacon
Cc: Andrew Lunn, Jason Cooper, Thomas Petazzoni, John David Anglin,
Robin Murphy, linux-arm-kernel, Sebastian Hesselbarth
Hit Thomas,
> The mv-xor DMA driver is used for the XOR engine found in the ARM64
> Marvell Armada 3720 SoC, so it makes sense to have it enabled in the
> arm64 defconfig. A recent boot-time regression was found in mv-xor,
> which would have been more easily noticed with this driver enabled by
> default.
>
> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
> Cc: Robin Murphy <robin.murphy@arm.com>
> Cc: John David Anglin <dave.anglin@bell.net>
Applied on mvebu/arm64
Thanks,
Gregory
> ---
> arch/arm64/configs/defconfig | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
> index c8432e24207e..cf3312e23bf2 100644
> --- a/arch/arm64/configs/defconfig
> +++ b/arch/arm64/configs/defconfig
> @@ -594,6 +594,7 @@ CONFIG_RTC_DRV_XGENE=y
> CONFIG_DMADEVICES=y
> CONFIG_DMA_BCM2835=m
> CONFIG_K3_DMA=y
> +CONFIG_MV_XOR=y
> CONFIG_MV_XOR_V2=y
> CONFIG_PL330_DMA=y
> CONFIG_TEGRA20_APB_DMA=y
> --
> 2.20.1
>
--
Gregory Clement, Bootlin
Embedded Linux and Kernel engineering
http://bootlin.com
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply [flat|nested] 2+ messages in thread
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2019-02-20 9:30 [PATCH] arm64: defconfig: enable mv-xor driver Thomas Petazzoni
2019-04-21 17:24 ` Gregory CLEMENT
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