linux-kernel - Re: [PATCH 3/3] dt-binding: gce: remove atomic

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Message-ID: <1581656751.9307.0.camel@mtksdaap41>
Date:   Fri, 14 Feb 2020 13:05:51 +0800
From:   CK Hu <ck.hu@...iatek.com>
To:     Bibby Hsieh <bibby.hsieh@...iatek.com>
CC:     Jassi Brar <jassisinghbrar@...il.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Rob Herring <robh+dt@...nel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <srv_heupstream@...iatek.com>,
        Nicolas Boichat <drinkcat@...omium.org>,
        Dennis-YC Hsieh <dennis-yc.hsieh@...iatek.com>,
        Houlong Wei <houlong.wei@...iatek.com>
Subject: Re: [PATCH 3/3] dt-binding: gce: remove atomic_exec in mboxes
 property

Hi, Bibby:

On Fri, 2020-02-14 at 12:33 +0800, Bibby Hsieh wrote:
> There is not any client driver using this feature now,
> so remove it from binding.
> 

Reviewed-by: CK Hu <ck.hu@...iatek.com>

> Signed-off-by: Bibby Hsieh <bibby.hsieh@...iatek.com>
> ---
>  Documentation/devicetree/bindings/mailbox/mtk-gce.txt | 10 ++++------
>  1 file changed, 4 insertions(+), 6 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/mailbox/mtk-gce.txt b/Documentation/devicetree/bindings/mailbox/mtk-gce.txt
> index 7b13787ab13d..0b5b2a6bcc48 100644
> --- a/Documentation/devicetree/bindings/mailbox/mtk-gce.txt
> +++ b/Documentation/devicetree/bindings/mailbox/mtk-gce.txt
> @@ -14,13 +14,11 @@ Required properties:
>  - interrupts: The interrupt signal from the GCE block
>  - clock: Clocks according to the common clock binding
>  - clock-names: Must be "gce" to stand for GCE clock
> -- #mbox-cells: Should be 3.
> -	<&phandle channel priority atomic_exec>
> +- #mbox-cells: Should be 2.
> +	<&phandle channel priority>
>  	phandle: Label name of a gce node.
>  	channel: Channel of mailbox. Be equal to the thread id of GCE.
>  	priority: Priority of GCE thread.
> -	atomic_exec: GCE processing continuous packets of commands in atomic
> -		way.
>  
>  Required properties for a client device:
>  - mboxes: Client use mailbox to communicate with GCE, it should have this
> @@ -54,8 +52,8 @@ Example for a client device:
>  
>  	mmsys: clock-controller@...00000 {
>  		compatible = "mediatek,mt8173-mmsys";
> -		mboxes = <&gce 0 CMDQ_THR_PRIO_LOWEST 1>,
> -			 <&gce 1 CMDQ_THR_PRIO_LOWEST 1>;
> +		mboxes = <&gce 0 CMDQ_THR_PRIO_LOWEST>,
> +			 <&gce 1 CMDQ_THR_PRIO_LOWEST>;
>  		mutex-event-eof = <CMDQ_EVENT_MUTEX0_STREAM_EOF
>  				CMDQ_EVENT_MUTEX1_STREAM_EOF>;
>  		mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0x3000 0x1000>,