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From: Rob Herring <robh@kernel.org>
To: Irui Wang <irui.wang@mediatek.com>
Cc: Hans Verkuil <hverkuil-cisco@xs4all.nl>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	Yunfei Dong <yunfei.dong@mediatek.com>,
	Maoguang Meng <maoguang.meng@mediatek.com>,
	Longfei Wang <longfei.wang@mediatek.com>,
	allen-kh.cheng@mediatek.com, linux-media@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	srv_heupstream@mediatek.com, linux-mediatek@lists.infradead.org,
	Project_Global_Chrome_Upstream_Group@mediatek.com
Subject: Re: [PATCH] dt-bindings: media: mtk-vcodec: Adds encoder power domain property
Date: Tue, 26 Apr 2022 15:37:07 -0500	[thread overview]
Message-ID: <YmhX89nQjkwt5qb3@robh.at.kernel.org> (raw)
In-Reply-To: <20220420073440.31649-1-irui.wang@mediatek.com>

On Wed, Apr 20, 2022 at 03:34:39PM +0800, Irui Wang wrote:
> Adds encoder power domain property

Why? You can't add new, required properties as that breaks compatibility 
with existing DTs.

> 
> Signed-off-by: Irui Wang <irui.wang@mediatek.com>
> ---
>  .../devicetree/bindings/media/mediatek,vcodec-encoder.yaml | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml b/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml
> index deb5b657a2d5..3c069c965992 100644
> --- a/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml
> +++ b/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml
> @@ -41,6 +41,9 @@ properties:
>  
>    assigned-clock-parents: true
>  
> +  power-domains:
> +    maxItems: 1
> +
>    iommus:
>      minItems: 1
>      maxItems: 32
> @@ -72,6 +75,7 @@ required:
>    - iommus
>    - assigned-clocks
>    - assigned-clock-parents
> +  - power-domains
>  
>  allOf:
>    - if:
> @@ -132,6 +136,7 @@ examples:
>      #include <dt-bindings/clock/mt8173-clk.h>
>      #include <dt-bindings/memory/mt8173-larb-port.h>
>      #include <dt-bindings/interrupt-controller/irq.h>
> +    #include <dt-bindings/power/mt8173-power.h>
>  
>      vcodec_enc_avc: vcodec@18002000 {
>        compatible = "mediatek,mt8173-vcodec-enc";
> @@ -153,6 +158,7 @@ examples:
>        clock-names = "venc_sel";
>        assigned-clocks = <&topckgen CLK_TOP_VENC_SEL>;
>        assigned-clock-parents = <&topckgen CLK_TOP_VCODECPLL>;
> +      power-domains = <&scpsys MT8173_POWER_DOMAIN_VENC>;
>      };
>  
>      vcodec_enc_vp8: vcodec@19002000 {
> @@ -173,4 +179,5 @@ examples:
>        clock-names = "venc_lt_sel";
>        assigned-clocks = <&topckgen CLK_TOP_VENC_LT_SEL>;
>        assigned-clock-parents = <&topckgen CLK_TOP_VCODECPLL_370P5>;
> +      power-domains = <&scpsys MT8173_POWER_DOMAIN_VENC_LT>;
>      };
> -- 
> 2.18.0
> 
> 

WARNING: multiple messages have this Message-ID (diff)
From: Rob Herring <robh@kernel.org>
To: Irui Wang <irui.wang@mediatek.com>
Cc: Hans Verkuil <hverkuil-cisco@xs4all.nl>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	Yunfei Dong <yunfei.dong@mediatek.com>,
	Maoguang Meng <maoguang.meng@mediatek.com>,
	Longfei Wang <longfei.wang@mediatek.com>,
	allen-kh.cheng@mediatek.com, linux-media@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	srv_heupstream@mediatek.com, linux-mediatek@lists.infradead.org,
	Project_Global_Chrome_Upstream_Group@mediatek.com
Subject: Re: [PATCH] dt-bindings: media: mtk-vcodec: Adds encoder power domain property
Date: Tue, 26 Apr 2022 15:37:07 -0500	[thread overview]
Message-ID: <YmhX89nQjkwt5qb3@robh.at.kernel.org> (raw)
In-Reply-To: <20220420073440.31649-1-irui.wang@mediatek.com>

On Wed, Apr 20, 2022 at 03:34:39PM +0800, Irui Wang wrote:
> Adds encoder power domain property

Why? You can't add new, required properties as that breaks compatibility 
with existing DTs.

> 
> Signed-off-by: Irui Wang <irui.wang@mediatek.com>
> ---
>  .../devicetree/bindings/media/mediatek,vcodec-encoder.yaml | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml b/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml
> index deb5b657a2d5..3c069c965992 100644
> --- a/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml
> +++ b/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml
> @@ -41,6 +41,9 @@ properties:
>  
>    assigned-clock-parents: true
>  
> +  power-domains:
> +    maxItems: 1
> +
>    iommus:
>      minItems: 1
>      maxItems: 32
> @@ -72,6 +75,7 @@ required:
>    - iommus
>    - assigned-clocks
>    - assigned-clock-parents
> +  - power-domains
>  
>  allOf:
>    - if:
> @@ -132,6 +136,7 @@ examples:
>      #include <dt-bindings/clock/mt8173-clk.h>
>      #include <dt-bindings/memory/mt8173-larb-port.h>
>      #include <dt-bindings/interrupt-controller/irq.h>
> +    #include <dt-bindings/power/mt8173-power.h>
>  
>      vcodec_enc_avc: vcodec@18002000 {
>        compatible = "mediatek,mt8173-vcodec-enc";
> @@ -153,6 +158,7 @@ examples:
>        clock-names = "venc_sel";
>        assigned-clocks = <&topckgen CLK_TOP_VENC_SEL>;
>        assigned-clock-parents = <&topckgen CLK_TOP_VCODECPLL>;
> +      power-domains = <&scpsys MT8173_POWER_DOMAIN_VENC>;
>      };
>  
>      vcodec_enc_vp8: vcodec@19002000 {
> @@ -173,4 +179,5 @@ examples:
>        clock-names = "venc_lt_sel";
>        assigned-clocks = <&topckgen CLK_TOP_VENC_LT_SEL>;
>        assigned-clock-parents = <&topckgen CLK_TOP_VCODECPLL_370P5>;
> +      power-domains = <&scpsys MT8173_POWER_DOMAIN_VENC_LT>;
>      };
> -- 
> 2.18.0
> 
> 

_______________________________________________
Linux-mediatek mailing list
Linux-mediatek@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-mediatek

WARNING: multiple messages have this Message-ID (diff)
From: Rob Herring <robh@kernel.org>
To: Irui Wang <irui.wang@mediatek.com>
Cc: Hans Verkuil <hverkuil-cisco@xs4all.nl>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Matthias Brugger <matthias.bgg@gmail.com>,
	Yunfei Dong <yunfei.dong@mediatek.com>,
	Maoguang Meng <maoguang.meng@mediatek.com>,
	Longfei Wang <longfei.wang@mediatek.com>,
	allen-kh.cheng@mediatek.com, linux-media@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	srv_heupstream@mediatek.com, linux-mediatek@lists.infradead.org,
	Project_Global_Chrome_Upstream_Group@mediatek.com
Subject: Re: [PATCH] dt-bindings: media: mtk-vcodec: Adds encoder power domain property
Date: Tue, 26 Apr 2022 15:37:07 -0500	[thread overview]
Message-ID: <YmhX89nQjkwt5qb3@robh.at.kernel.org> (raw)
In-Reply-To: <20220420073440.31649-1-irui.wang@mediatek.com>

On Wed, Apr 20, 2022 at 03:34:39PM +0800, Irui Wang wrote:
> Adds encoder power domain property

Why? You can't add new, required properties as that breaks compatibility 
with existing DTs.

> 
> Signed-off-by: Irui Wang <irui.wang@mediatek.com>
> ---
>  .../devicetree/bindings/media/mediatek,vcodec-encoder.yaml | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml b/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml
> index deb5b657a2d5..3c069c965992 100644
> --- a/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml
> +++ b/Documentation/devicetree/bindings/media/mediatek,vcodec-encoder.yaml
> @@ -41,6 +41,9 @@ properties:
>  
>    assigned-clock-parents: true
>  
> +  power-domains:
> +    maxItems: 1
> +
>    iommus:
>      minItems: 1
>      maxItems: 32
> @@ -72,6 +75,7 @@ required:
>    - iommus
>    - assigned-clocks
>    - assigned-clock-parents
> +  - power-domains
>  
>  allOf:
>    - if:
> @@ -132,6 +136,7 @@ examples:
>      #include <dt-bindings/clock/mt8173-clk.h>
>      #include <dt-bindings/memory/mt8173-larb-port.h>
>      #include <dt-bindings/interrupt-controller/irq.h>
> +    #include <dt-bindings/power/mt8173-power.h>
>  
>      vcodec_enc_avc: vcodec@18002000 {
>        compatible = "mediatek,mt8173-vcodec-enc";
> @@ -153,6 +158,7 @@ examples:
>        clock-names = "venc_sel";
>        assigned-clocks = <&topckgen CLK_TOP_VENC_SEL>;
>        assigned-clock-parents = <&topckgen CLK_TOP_VCODECPLL>;
> +      power-domains = <&scpsys MT8173_POWER_DOMAIN_VENC>;
>      };
>  
>      vcodec_enc_vp8: vcodec@19002000 {
> @@ -173,4 +179,5 @@ examples:
>        clock-names = "venc_lt_sel";
>        assigned-clocks = <&topckgen CLK_TOP_VENC_LT_SEL>;
>        assigned-clock-parents = <&topckgen CLK_TOP_VCODECPLL_370P5>;
> +      power-domains = <&scpsys MT8173_POWER_DOMAIN_VENC_LT>;
>      };
> -- 
> 2.18.0
> 
> 

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  parent reply	other threads:[~2022-04-26 20:37 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-20  7:34 [PATCH] dt-bindings: media: mtk-vcodec: Adds encoder power domain property Irui Wang
2022-04-20  7:34 ` Irui Wang
2022-04-20  7:34 ` Irui Wang
2022-04-20 13:29 ` Rob Herring
2022-04-20 13:29   ` Rob Herring
2022-04-20 13:29   ` Rob Herring
2022-04-26 20:37 ` Rob Herring [this message]
2022-04-26 20:37   ` Rob Herring
2022-04-26 20:37   ` Rob Herring
2022-04-27  2:55   ` Irui Wang
2022-04-27  2:55     ` Irui Wang
2022-04-27  2:55     ` Irui Wang

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