linux-kernel - Re: [PATCH 3/4] arm64: dts: exynosautov920: enable support for scaler device

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <99889a72-e556-4ac5-b7cf-212215ccea3b@kernel.org>
Date: Wed, 27 Aug 2025 08:38:35 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Kisung Lee <kiisung.lee@...sung.com>,
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>,
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Alim Akhtar <alim.akhtar@...sung.com>,
 Mauro Carvalho Chehab <mchehab@...nel.org>, Inki Dae <inki.dae@...sung.com>
Cc: dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-samsung-soc@...r.kernel.org, linux-media@...r.kernel.org
Subject: Re: [PATCH 3/4] arm64: dts: exynosautov920: enable support for scaler
 device

On 27/08/2025 06:47, Kisung Lee wrote:
> Add the Scaler Devicetree for the Scaler present on the
> ExynosAutoV920 SoC. The scaler provides hardware acceleration
> for 2D scaling up/down and color space conversion processing.
> 
> Signed-off-by: Kisung Lee <kiisung.lee@...sung.com>
> ---
>  .../arm64/boot/dts/exynos/exynosautov920.dtsi | 22 +++++++++++++++++++
>  1 file changed, 22 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/exynos/exynosautov920.dtsi b/arch/arm64/boot/dts/exynos/exynosautov920.dtsi
> index 0fdf2062930a..e3dad683fa36 100644
> --- a/arch/arm64/boot/dts/exynos/exynosautov920.dtsi
> +++ b/arch/arm64/boot/dts/exynos/exynosautov920.dtsi
> @@ -26,6 +26,7 @@ aliases {
>  		pinctrl5 = &pinctrl_hsi2ufs;
>  		pinctrl6 = &pinctrl_peric0;
>  		pinctrl7 = &pinctrl_peric1;
> +		scaler0 = &scaler_0;
>  	};
>  
>  	arm-pmu {
> @@ -1504,6 +1505,27 @@ timer {
>  			     <GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>,
>  			     <GIC_PPI 12 IRQ_TYPE_LEVEL_LOW>;
>  	};
> +
> +	scaler_0: scaler@...30000 {
> +		compatible = "samsung,exynos5-scaler";
> +		reg = <0x0 0x1A830000 0x0 0x3000>;
> +		interrupts = <GIC_SPI 639 IRQ_TYPE_LEVEL_HIGH>;
> +
> +		mscl_qos_table = < 0 800000 800000

Nice try. NAK. Don't ever send such properties.


Best regards,
Krzysztof