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Fri, 2 Nov 2018 10:54:13 +0000 From: "Koskinen, Aaro (Nokia - FI/Espoo)" To: Dinh Nguyen , Thor Thayer , Rob Herring , Mark Rutland CC: "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "netdev@vger.kernel.org" , "Koskinen, Aaro (Nokia - FI/Espoo)" Subject: [PATCH] arm64: dts: stratix10: fix multicast filtering Thread-Topic: [PATCH] arm64: dts: stratix10: fix multicast filtering Thread-Index: AQHUcppkcUhvTRsJYUaof7ZKCW1t8g== Date: Fri, 2 Nov 2018 10:54:13 +0000 Message-ID: <20181102105355.18654-1-aaro.koskinen@nokia.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [131.228.2.16] x-mailer: git-send-email 2.11.0 x-clientproxiedby: HE1PR0502CA0022.eurprd05.prod.outlook.com (2603:10a6:3:e3::32) To HE1PR07MB1307.eurprd07.prod.outlook.com (2a01:111:e400:59af::29) x-ms-exchange-messagesentrepresentingtype: 1 x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1; HE1PR07MB4412; 6:gmplPFb/nmrNCTp79vU1ANCjuvB67gg1w2PvMTLTvY6aJe7fJGVlZ6XilVAJsgNqQY54twwjhoSeBgygPoAjzNLlWQr2ngYIR/V8tvteEjEBQ8ymJPRfwh4LndC4cYxKQLIsal+yA2uDqc/4XY9mZNJu0xJpqbnysvXaG5LvMlU4V6tTGINiQEdKLjvzIJxGjmxTdvsbgzMsZBLu+ZhSk6n/t7b/heBhMzD6yLsuVBWp6p1AMRC4j1GXze9iNobWTfkWfnHE/dUpY40CpHPWrF7AA1xbXfRTVHtJGFXdX+nAwQvlQaEAihA8+0W73sazgWdCmuJqXhBjwljHPstfgt8T9T8T+5W/MRw/LBpqCUMomd2920n5xqhZNcx4pASEC574wqW3/3VCJiDRFZqlNqZAOUMx9NtL6j6kCEHsJ/yXsSr6Z8Sk4WHinqSW4miGo2UY1WDmpqbexxZASfb8hA==; 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This needs to be specified in DTS, otherwise the stmmac driver defaults to 64 buckets and initializes the filter incorrectly. As a result, e.g. valid IPv6 multicast traffic ends up being dropped. Fixes: 78cd6a9d8e15 ("arm64: dts: Add base stratix 10 dtsi") Signed-off-by: Aaro Koskinen --- arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi index 8253a1a9e985..fef7351e9f67 100644 --- a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi +++ b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi @@ -139,6 +139,7 @@ clock-names = "stmmaceth"; tx-fifo-depth = <16384>; rx-fifo-depth = <16384>; + snps,multicast-filter-bins = <256>; status = "disabled"; }; @@ -154,6 +155,7 @@ clock-names = "stmmaceth"; tx-fifo-depth = <16384>; rx-fifo-depth = <16384>; + snps,multicast-filter-bins = <256>; status = "disabled"; }; @@ -169,6 +171,7 @@ clock-names = "stmmaceth"; tx-fifo-depth = <16384>; rx-fifo-depth = <16384>; + snps,multicast-filter-bins = <256>; status = "disabled"; };