linux-kernel - Re: [PATCH] ARC: [plat-hsdk]: Add missing multicast filter bins number to GMAC node

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Date:   Thu, 2 May 2019 08:41:56 -0700
From:   Vineet Gupta <Vineet.Gupta1@...opsys.com>
To:     Jose Abreu <Jose.Abreu@...opsys.com>, <devicetree@...r.kernel.org>,
        <linux-snps-arc@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
CC:     Mark Rutland <mark.rutland@....com>,
        Vineet Gupta <Vineet.Gupta1@...opsys.com>,
        Joao Pinto <Joao.Pinto@...opsys.com>,
        "Rob Herring" <robh+dt@...nel.org>,
        Alexey Brodkin <Alexey.Brodkin@...opsys.com>,
        Eugeniy Paltsev <Eugeniy.Paltsev@...opsys.com>
Subject: Re: [PATCH] ARC: [plat-hsdk]: Add missing multicast filter bins
 number to GMAC node

+CC Alexey, Eugeniy who maintain hsdk support !

On 5/2/19 8:12 AM, Jose Abreu wrote:
> GMAC controller on HSDK boards supports 256 Hash Table size so we need to
> add the multicast filter bins property. This allows for the Hash filter
> to work properly using stmmac driver.
> 
> Signed-off-by: Jose Abreu <joabreu@...opsys.com>
> Cc: Joao Pinto <jpinto@...opsys.com>
> Cc: Rob Herring <robh+dt@...nel.org>
> Cc: Mark Rutland <mark.rutland@....com>
> Cc: Vineet Gupta <vgupta@...opsys.com>
> ---
>  arch/arc/boot/dts/hsdk.dts | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arc/boot/dts/hsdk.dts b/arch/arc/boot/dts/hsdk.dts
> index 69bc1c9e8e50..b0f059377ab0 100644
> --- a/arch/arc/boot/dts/hsdk.dts
> +++ b/arch/arc/boot/dts/hsdk.dts
> @@ -187,6 +187,7 @@
>  			interrupt-names = "macirq";
>  			phy-mode = "rgmii";
>  			snps,pbl = <32>;
> +			snps,multicast-filter-bins = <256>;
>  			clocks = <&gmacclk>;
>  			clock-names = "stmmaceth";
>  			phy-handle = <&phy0>;
>