netdev - Re: stmmac / meson8b-dwmac

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Message-ID: <84fb981c-75ab-ef9e-edd6-cd0c52d9dc36@synopsys.com>
Date:   Mon, 18 Feb 2019 13:02:38 +0000
From:   Jose Abreu <jose.abreu@...opsys.com>
To:     Simon Huelck <simonmail@....de>,
        Jose Abreu <jose.abreu@...opsys.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>
CC:     Emiliano Ingrassia <ingrassia@...genesys.com>,
        <Gpeppe.cavallaro@...com>, <alexandre.torgue@...com>,
        <linux-amlogic@...ts.infradead.org>, <netdev@...r.kernel.org>
Subject: Re: stmmac / meson8b-dwmac

On 2/18/2019 12:41 PM, Jose Abreu wrote:
> On 2/18/2019 12:33 PM, Simon Huelck wrote:
>> Hi,
>>
>>
>> i recognize the followin on my ethernet stats:
>>
>>      threshold: 1
>>      tx_pkt_n: 1457325
>>      rx_pkt_n: 5022405
>>      normal_irq_n: 671738
>>      rx_normal_irq_n: 606573
>>      napi_poll: 784439
>>      tx_normal_irq_n: 61061
>>      tx_clean: 784439
>>      tx_set_ic_bit: 58293
>>      irq_receive_pmt_irq_n: 0
>>      mmc_tx_irq_n: 0
>>      mmc_rx_irq_n: 0
>>      mmc_rx_csum_offload_irq_n: 0
>> ->      irq_tx_path_in_lpi_mode_n: 382037
>> ->      irq_tx_path_exit_lpi_mode_n: 382021
>>
>>
>> Is this normal ?
> 
> Did you try disabling EEE ? ("ethtool --set-eee eth0 eee off")

BTW, do not try to re-enable it. There is a race in the enable
function. I will send a fix ASAP.

> 
> Thanks,
> Jose Miguel Abreu
>