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* [PATCH] ARM: dts: exynos: Increase MFC left reserved memory region size
@ 2017-01-27 20:10 Javier Martinez Canillas
  2017-01-28 15:52 ` Krzysztof Kozlowski
  0 siblings, 1 reply; 2+ messages in thread
From: Javier Martinez Canillas @ 2017-01-27 20:10 UTC (permalink / raw)
  To: linux-kernel
  Cc: Andi Shyti, Inki Dae, Shuah Khan, Mauro Carvalho Chehab,
	Thibault Saunier, Javier Martinez Canillas, devicetree,
	Kukjin Kim, Russell King, linux-samsung-soc, Rob Herring,
	Mark Rutland, Krzysztof Kozlowski, linux-arm-kernel

The sizes of the MFC reserved memory regions for CMA are 16 MiB for the
left bank and 8 MiB for the right bank. But this isn't enough to decode
high resolution videos so increase the size for the left bank to 36 MiB
which is enough for 1080p (1920x1080).

Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>

---

 arch/arm/boot/dts/exynos-mfc-reserved-memory.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/exynos-mfc-reserved-memory.dtsi b/arch/arm/boot/dts/exynos-mfc-reserved-memory.dtsi
index f78c14c82e17..25186ac4188d 100644
--- a/arch/arm/boot/dts/exynos-mfc-reserved-memory.dtsi
+++ b/arch/arm/boot/dts/exynos-mfc-reserved-memory.dtsi
@@ -17,7 +17,7 @@
 		mfc_left: region_mfc_left {
 			compatible = "shared-dma-pool";
 			no-map;
-			size = <0x1000000>;
+			size = <0x2400000>;
 			alignment = <0x100000>;
 		};
 
-- 
2.7.4

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] ARM: dts: exynos: Increase MFC left reserved memory region size
  2017-01-27 20:10 [PATCH] ARM: dts: exynos: Increase MFC left reserved memory region size Javier Martinez Canillas
@ 2017-01-28 15:52 ` Krzysztof Kozlowski
  0 siblings, 0 replies; 2+ messages in thread
From: Krzysztof Kozlowski @ 2017-01-28 15:52 UTC (permalink / raw)
  To: Javier Martinez Canillas
  Cc: linux-kernel, Andi Shyti, Inki Dae, Shuah Khan,
	Mauro Carvalho Chehab, Thibault Saunier, devicetree, Kukjin Kim,
	Russell King, linux-samsung-soc, Rob Herring, Mark Rutland,
	linux-arm-kernel

On Fri, Jan 27, 2017 at 05:10:46PM -0300, Javier Martinez Canillas wrote:
> The sizes of the MFC reserved memory regions for CMA are 16 MiB for the
> left bank and 8 MiB for the right bank. But this isn't enough to decode
> high resolution videos so increase the size for the left bank to 36 MiB
> which is enough for 1080p (1920x1080).
> 
> Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
> 
> ---
> 
>  arch/arm/boot/dts/exynos-mfc-reserved-memory.dtsi | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 

Thanks, applied.

Best regards,
Krzysztof

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2017-01-27 20:10 [PATCH] ARM: dts: exynos: Increase MFC left reserved memory region size Javier Martinez Canillas
2017-01-28 15:52 ` Krzysztof Kozlowski

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