From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.8 required=3.0 tests=FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B4D1AC43381 for ; Sun, 24 Feb 2019 15:03:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7EA1E20652 for ; Sun, 24 Feb 2019 15:03:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728309AbfBXPDB (ORCPT ); Sun, 24 Feb 2019 10:03:01 -0500 Received: from mout.gmx.net ([212.227.15.18]:51671 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726835AbfBXPDA (ORCPT ); Sun, 24 Feb 2019 10:03:00 -0500 Received: from [10.10.11.100] ([95.88.214.118]) by mail.gmx.com (mrgmx003 [212.227.17.190]) with ESMTPSA (Nemesis) id 0MaqqY-1gi3953L8U-00KRfh; Sun, 24 Feb 2019 16:02:45 +0100 Subject: Re: stmmac / meson8b-dwmac From: Simon Huelck To: Jerome Brunet , Jose Abreu , Martin Blumenstingl Cc: linux-amlogic@lists.infradead.org, Gpeppe.cavallaro@st.com, alexandre.torgue@st.com, Emiliano Ingrassia , netdev@vger.kernel.org References: <7afdaa0d-d0ef-b223-1f6e-2b52bfa44784@gmx.de> <6f25da2b-7f28-b888-3240-7178ac75c90c@synopsys.com> <84fb981c-75ab-ef9e-edd6-cd0c52d9dc36@synopsys.com> <8bae9cd6-5c44-30e3-bfe5-8d6f853f170e@synopsys.com> <065407cd-c13b-e74c-7798-508650c12caf@gmx.de> <227be4e9-b0cc-a011-2558-71a17567246f@synopsys.com> <45e73e8c-a0fb-6f8f-8dc6-3aa2103fdda3@gmx.de> <4493b245-de93-46cd-327b-8091a3babc3a@gmx.de> <244d7c74-e0ca-a9c7-f4b0-3de7bec4024b@gmx.de> <1426d8ed40be0927c135aff25dcf989a11326932.camel@baylibre.com> <9074d29b-4cc9-87b6-009f-48280a4692c0@gmx.de> <8ec64936-c8fa-1f0e-68bf-2ad1d6e8f5d9@gmx.de> Openpgp: preference=signencrypt Autocrypt: addr=simonmail@gmx.de; prefer-encrypt=mutual; keydata= mQGiBD/bCNARBACE3URTBXZ/AA03NwRNtz03ewQn3uhvYSTjfqgplBtb3dfC4a79BXDRIWVX xPGH9Ewios1c8gMu3/RI2l3JzXoISfw5b0L/5igyPKV+sGuUA2FD27kYtPaaF/TqEWIv+Yxp 9DCjCX5IQSYyvCfcxcyEkY8eVWxnaAlV3zKRR8wn0wCglWIOtAugBcg1YXmoLpFZE8Ca0fkD /jG+n4U9DPfCgkbgjQ/dv2W2a0ZDHccA9N8AW/FTXGyXXO0e7ql9/kORJnp7jD7/Z9HCKpeS HajgxuX9Vhfx6bH1dAMfsg88+K8pOO9oulNX1+YffQyZWOfdbmnZDUzBt9HKR9Wgh8WoIyw9 TVluclzn6hYz+z9jbqHWMOsiCu8zA/0apHbW8vaIDT4+nNUxNdqU1TKa9kW47vNjwYYL0jZW TXNjDIRpqJVSugYVc/U847GoVoxyvtzre4TAbBV8h0BAOeMdxI5En67RGWzeNaMDJV1bwapj qdfj3e/X8rnGIfwz47rwztLNKoAIUlKrATwroiI7UNT+84G7H5qalu+Eu7QqU2ltb24gSHVl bGNrIDxzaW1vbi5odWVsY2tAZ29vZ2xlbWFpbC5jb20+iGIEExECACIFAlH7wL4CGyMGCwkI BwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJEJNSVvfBt05KlBQAn1JDO7e4H3N0WFJkZnxvObhk 2kiAAJwPdDd6T1TuGo4iDIENRhAX4AH2KrkBDQQ/2wjSEAQAj6JnDDQzIIYzPGsrHRvaq8vw n8VrZCbPRvkngGvtQIss5pH/MLeu9jLepDGO9WHByFSg4QJh8cINYwTLtX8Bu0naA6ZI46hn GyfxdRlxSU9dRqHpU3G0tymL1w3AER6aVSfdXQTmFgf61anKunbIIptkqzZurkjnxkwCE/RM RscABA0D/jhglpj8siSIAxs8XLVfKJrjzbYM9/wS0NfdSXBeQJiYtKrY0WMNsqjY50wDnLMg anORN/odT6mCwKI6xChzxEv/ta4+teZl92aitziSuqmtl+jm23DpOcUC7UBz2W1+TvnrhPR+ MKu8pPKAgsE8AI5uwCcNJx7V3bczYkIGaXybiEYEGBECAAYFAj/bCNIACgkQk1JW98G3Tko6 3wCfZBpZAUhUz/Rcp2rfg/YSKl4YLlEAoJN7e322OvHc2GQ9n1+tKLi6Og4c Message-ID: <8382d8d8-c015-be59-c712-00eec5b40c70@gmx.de> Date: Sun, 24 Feb 2019 16:02:35 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.5.1 MIME-Version: 1.0 In-Reply-To: <8ec64936-c8fa-1f0e-68bf-2ad1d6e8f5d9@gmx.de> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Provags-ID: V03:K1:R7Uq8UIUFjm6QcutC5lkP3FWVXVQ7p8hvmzzj7Wb9/enQWbaXKk yrbjpzXEEQ9em3UETVKc9/FnpeZ788X3Prn3pB5S88I/M32ZtATiMYuRWdbMv/iLFkUWWxC kFLKbL7cWxvfsIdTZoThRmNUPI7P36SAsnh/Nxuh7fUZv3ZvaMdyNXo5aSAdjfB0B6YONpI YNRFaNG0W+UwfGvCjzIkw== X-UI-Out-Filterresults: notjunk:1;V03:K0:ShtVoplXb3g=:XAHRsDUB12uGfURmr5dai3 T3uPtu2ZsuSoIR+MDh2t7UxW/fzIrlmnWKuRaYVVnycDfMyajsu1pGtQhY2N2Uxa2oOVYuzrs /RqnP2Nq6lZbveaDLLDWGBPRvu7P80l/IuqxqSeO8hxpIs/TLMr2AOHgFMvaM8QaXpBpoKKFq PFoXdKTOUa6V8IORmyfcgAxom9MEp55US7zxKhdeDZBOuQuQCgNoowCXN03jxhedozba/jUiP 1CYmElT8EXWEyYoNGmUXnwoI+OnVPIXlnCa+WNRqgtuCLs0Z5ILxnXWG300BjByK1RZGwBcDn mgvnRb8GJiY5bS/RFK44Kh7VrQRdK6meNJ/YzC89tYY9p4Sk3QClPzW104s42cOQXaFBLcKSg 0EtFf6y7PFCNaQBHkv47G5mlFJnC5q4eb8+jSHVawuFFB6rX3Z8QEt0Rd5gDOVfuOtuIPX514 3rak9fwTDgzd+cZklYtRjmZi8tVKZTptUStuQKincXp5SsohFEaNbz3i+r9bFC77EMO3MqRMX MciSmIcKjx6d0ax16+gSHvM7StSdXBYIJ6cJ3kiRmj8aNQp5T7noMbUv6F+ZoultIZLn4eGOx WD7Gtp4DVrasTkaWfn7QiLzKpTogGxPhMeExq/dEhdai56HZdrJuuB5jNSw+ZFaQjbfi/w7TS 6OUEGe2dkV/avliL7ReoVAjE48JEbuGRc2Ufl5sSdh01tSzcfo4jVV21F8pBFSaAZnNPf0w3B 1To2X1FppENHPTZ7i2WyCX1A9otk30VlAiCB8P7ZUgbXCKkusbKmS/XxBeio3r9I9KSFjcqpW W2cbrqO4vC78vi/c7PDDX1kEq01sYIML71hXAIjhZmiWHDXrJD16dYxlVr+U0u96clHjozfIG 0PE7D+8pz+R/IpRrjo57/vck/RsUKSiyRrtxNOJggf398uYLSfMTyZunjtjmBoCOVb5Z6vubp iWzH6XGMHXw== Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Am 24.02.2019 um 16:00 schrieb Simon Huelck: > Am 21.02.2019 um 18:46 schrieb Jerome Brunet: >> On Thu, 2019-02-21 at 18:27 +0100, Simon Huelck wrote: >>> Hi, >>> >>> >>> >>> this was changed recently, with a patch for the EEE stuff , see here: >>> >>> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v5.0-rc7&id=e35e26b26e955c53e61c154ba26b9bb15da6b858 >> Hu, I was not aware this finally went through. Good ! >> As explained in the patch and by Jose, the GMAC should be using IRQ_LEVEL. >> >> The realtek PHY has EEE enabled by default. Having this enabled generates a >> lot of (Low Power) Interrupts. >> >> Previously, when the GMAC used IRQ_EDGE. Because it is wrong, we would >> eventually miss an IRQ and the interface would just die. Unfortunately, it was >> not that easy find out. >> >> 2 years ago, we just noticed that disabling EEE would make the failure go >> away. Forcing this EEE feature off through DT was merely a work around. >> >> Now that the real cause of the problem is known, there is no reason to keep >> this hack around. >> >> Whether EEE adds a performance penality and why, is another topic. >> As Jose pointed out, you can disable EEE at runtime, using ethtool. >> >> Jerome >> > Hi, > > > i tested the latest patches of **next-20190222, there were some stmmac > improvements.** > > ** > ** > > **For the topic i got , the performance stayed identical.** > > **C:\Users\Simon\Downloads\iperf3.6_64bit\iperf3.6_64bit>iperf3.exe -c > 10.10.11.1 -i1 > warning: Ignoring nonsense TCP MSS 0 > Connecting to host 10.10.11.1, port 5201 > [  5] local 10.10.11.100 port 50830 connected to 10.10.11.1 port 5201 > [ ID] Interval           Transfer     Bitrate > [  5]   0.00-1.00   sec  78.9 MBytes   661 Mbits/sec > [  5]   1.00-2.00   sec  79.1 MBytes   664 Mbits/sec > [  5]   2.00-3.00   sec  79.4 MBytes   666 Mbits/sec > [  5]   3.00-4.00   sec  34.4 MBytes   288 Mbits/sec > [  5]   4.00-5.00   sec  16.1 MBytes   135 Mbits/sec > [  5]   5.00-6.00   sec  15.8 MBytes   132 Mbits/sec > [  5]   6.00-7.00   sec  14.2 MBytes   120 Mbits/sec > [  5]   7.00-8.00   sec  15.6 MBytes   131 Mbits/sec > [  5]   8.00-9.00   sec  14.9 MBytes   125 Mbits/sec > [  5]   9.00-10.00  sec  15.0 MBytes   126 Mbits/sec > - - - - - - - - - - - - - - - - - - - - - - - - - > [ ID] Interval           Transfer     Bitrate > [  5]   0.00-10.00  sec   363 MBytes   305 Mbits/sec                  sender > [  5]   0.00-10.04  sec   363 MBytes   303 Mbits/sec                  > receiver > > ** > > **its clearly visible when i activated the other stream for getting > duplex load ... The highest rate also stays alot under the possible > 930MBits that i have seen earlier with 4.14. > ** > > ** > ** > > **the parallel stream reached around 450Mbits , which almost sums up to > 660Mbits. This is what i meant when i said that duplex might be broken. > ** > > ** > ** > > **Connecting to host 10.10.11.100, port 5201 > [  5] local 10.10.11.1 port 38658 connected to 10.10.11.100 port 5201 > [ ID] Interval           Transfer     Bitrate         Retr  Cwnd > [  5]   0.00-1.00   sec  62.9 MBytes   528 Mbits/sec    0   65.6 KBytes > [  5]   1.00-2.00   sec  56.9 MBytes   477 Mbits/sec    0   65.6 KBytes > [  5]   2.00-3.00   sec  55.9 MBytes   469 Mbits/sec    0   65.6 KBytes > [  5]   3.00-4.00   sec  53.0 MBytes   445 Mbits/sec    0   65.6 KBytes > [  5]   4.00-5.00   sec  54.3 MBytes   455 Mbits/sec    0   65.6 KBytes > [  5]   5.00-6.00   sec  54.8 MBytes   460 Mbits/sec    0   65.6 KBytes > [  5]   6.00-7.00   sec  45.3 MBytes   380 Mbits/sec    0   65.6 KBytes > [  5]   7.00-8.00   sec  51.2 MBytes   429 Mbits/sec    0   65.6 KBytes > [  5]   8.00-9.00   sec  56.1 MBytes   470 Mbits/sec    0   65.6 KBytes > [  5]   9.00-10.00  sec  55.3 MBytes   464 Mbits/sec    0   65.6 KBytes > - - - - - - - - - - - - - - - - - - - - - - - - - > [ ID] Interval           Transfer     Bitrate         Retr > [  5]   0.00-10.00  sec   546 MBytes   458 Mbits/sec    0             sender > [  5]   0.00-10.00  sec   545 MBytes   457 Mbits/sec                  > receiver** > > ** > ** > > **regards,** > > **Simon > ** > > ** > ** > Hi, and another thing that i recognized , TX from my odroid stays around 450 Mbits ( is not affected by RX). but RX suffers alot from the TX stuff ( the max sum of RX/TX seems to be the magical 650MBits) regards, Simon From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from 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4.90_1 #2 (Red Hat Linux)) id 1gxvIu-0008IM-5I for linux-amlogic@lists.infradead.org; Sun, 24 Feb 2019 15:02:58 +0000 Received: from [10.10.11.100] ([95.88.214.118]) by mail.gmx.com (mrgmx003 [212.227.17.190]) with ESMTPSA (Nemesis) id 0MaqqY-1gi3953L8U-00KRfh; Sun, 24 Feb 2019 16:02:45 +0100 Subject: Re: stmmac / meson8b-dwmac From: Simon Huelck To: Jerome Brunet , Jose Abreu , Martin Blumenstingl References: <7afdaa0d-d0ef-b223-1f6e-2b52bfa44784@gmx.de> <6f25da2b-7f28-b888-3240-7178ac75c90c@synopsys.com> <84fb981c-75ab-ef9e-edd6-cd0c52d9dc36@synopsys.com> <8bae9cd6-5c44-30e3-bfe5-8d6f853f170e@synopsys.com> <065407cd-c13b-e74c-7798-508650c12caf@gmx.de> <227be4e9-b0cc-a011-2558-71a17567246f@synopsys.com> <45e73e8c-a0fb-6f8f-8dc6-3aa2103fdda3@gmx.de> <4493b245-de93-46cd-327b-8091a3babc3a@gmx.de> <244d7c74-e0ca-a9c7-f4b0-3de7bec4024b@gmx.de> <1426d8ed40be0927c135aff25dcf989a11326932.camel@baylibre.com> <9074d29b-4cc9-87b6-009f-48280a4692c0@gmx.de> <8ec64936-c8fa-1f0e-68bf-2ad1d6e8f5d9@gmx.de> Openpgp: preference=signencrypt Autocrypt: addr=simonmail@gmx.de; prefer-encrypt=mutual; keydata= mQGiBD/bCNARBACE3URTBXZ/AA03NwRNtz03ewQn3uhvYSTjfqgplBtb3dfC4a79BXDRIWVX xPGH9Ewios1c8gMu3/RI2l3JzXoISfw5b0L/5igyPKV+sGuUA2FD27kYtPaaF/TqEWIv+Yxp 9DCjCX5IQSYyvCfcxcyEkY8eVWxnaAlV3zKRR8wn0wCglWIOtAugBcg1YXmoLpFZE8Ca0fkD /jG+n4U9DPfCgkbgjQ/dv2W2a0ZDHccA9N8AW/FTXGyXXO0e7ql9/kORJnp7jD7/Z9HCKpeS HajgxuX9Vhfx6bH1dAMfsg88+K8pOO9oulNX1+YffQyZWOfdbmnZDUzBt9HKR9Wgh8WoIyw9 TVluclzn6hYz+z9jbqHWMOsiCu8zA/0apHbW8vaIDT4+nNUxNdqU1TKa9kW47vNjwYYL0jZW TXNjDIRpqJVSugYVc/U847GoVoxyvtzre4TAbBV8h0BAOeMdxI5En67RGWzeNaMDJV1bwapj qdfj3e/X8rnGIfwz47rwztLNKoAIUlKrATwroiI7UNT+84G7H5qalu+Eu7QqU2ltb24gSHVl bGNrIDxzaW1vbi5odWVsY2tAZ29vZ2xlbWFpbC5jb20+iGIEExECACIFAlH7wL4CGyMGCwkI BwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJEJNSVvfBt05KlBQAn1JDO7e4H3N0WFJkZnxvObhk 2kiAAJwPdDd6T1TuGo4iDIENRhAX4AH2KrkBDQQ/2wjSEAQAj6JnDDQzIIYzPGsrHRvaq8vw 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