linux-kernel - RE: [v5, PATCH] net: stmmac: add support for hash table size 128/256 in dwmac4

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Message-ID: <78EB27739596EE489E55E81C33FEC33A0B9334CE@DE02WEMBXB.internal.synopsys.com>
Date:   Wed, 29 May 2019 10:30:46 +0000
From:   Jose Abreu <Jose.Abreu@...opsys.com>
To:     Biao Huang <biao.huang@...iatek.com>
CC:     Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-stm32@...md-mailman.stormreply.com" 
        <linux-stm32@...md-mailman.stormreply.com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-mediatek@...ts.infradead.org" 
        <linux-mediatek@...ts.infradead.org>,
        "yt.shen@...iatek.com" <yt.shen@...iatek.com>,
        "jianguo.zhang@...iatek.com" <jianguo.zhang@...iatek.com>,
        "boon.leong.ong@...el.com" <boon.leong.ong@...el.com>,
        "andrew@...n.ch" <andrew@...n.ch>
Subject: RE: [v5, PATCH] net: stmmac: add support for hash table size
 128/256 in dwmac4

From: Biao Huang <biao.huang@...iatek.com>
Date: Wed, May 29, 2019 at 10:31:08

> 1. get hash table size in hw feature reigster, and add support
> for taller hash table(128/256) in dwmac4.
> 2. only clear GMAC_PACKET_FILTER bits used in this function,
> to avoid side effect to functions of other bits.
> 
> stmmac selftests output log:
> 	ethtool -t eth0
> 	The test result is FAIL
> 	The test extra info:
> 	 1. MAC Loopback                 0
> 	 2. PHY Loopback                 -95
> 	 3. MMC Counters                 0
> 	 4. EEE                          -95
> 	 5. Hash Filter MC               0
> 	 6. Perfect Filter UC            0
> 	 7. MC Filter                    0
> 	 8. UC Filter                    0
> 	 9. Flow Control                 1

Thanks for testing, this patch looks good to me.

Do you want to check why Flow Control selftest is failing ?


Thanks,
Jose Miguel Abreu