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From: Jose Abreu <jose.abreu@synopsys.com>
To: "Leonidas P. Papadakos" <papadakospan@gmail.com>,
	Robin Murphy <robin.murphy@arm.com>
Cc: "Jose Abreu" <jose.abreu@synopsys.com>,
	"Philipp Tomsich" <philipp.tomsich@theobroma-systems.com>,
	"Heiko Stübner" <heiko@sntech.de>,
	"Christoph Müllner" <christoph.muellner@theobroma-systems.com>,
	"Maxime Coquelin" <mcoquelin.stm32@gmail.com>,
	"Alexandre Torgue" <alexandre.torgue@st.com>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	"Linux ARM" <linux-arm-kernel@lists.infradead.org>,
	"Klaus Goger" <klaus.goger@theobroma-systems.com>
Subject: RE: [PATCH 1/2] stmmac: introduce flag to dynamically disable TX offload for rockchip devices
Date: Wed, 3 Apr 2019 07:55:25 +0000	[thread overview]
Message-ID: <78EB27739596EE489E55E81C33FEC33A0B4254A0@de02wembxa.internal.synopsys.com> (raw)
In-Reply-To: <1554245296.1271.0@gmail.com>

From: Leonidas P. Papadakos <papadakospan@gmail.com>
Date: Tue, Apr 02, 2019 at 23:48:16

> I can confirm that snps,no-pbl-x8, currently set by uboot for the fdt
> basically fixes the tx-checksumming issue.
> I get 700~800 Mbps myself but that might come down to the setup.
> You could say it affects performance slightly, as I saw in a previous 
> email.
> 
> Without the setting The rate consistently drops to 0.
> ethtool reports tx-checksumming is on in both cases
> 
> Pretty cool!
> Does that give you guys an idea on how to tackle it "officially"?
> 
> 
> 

Thank you all for testing !

It's been on my todo list to cook up a patch that limits PBL according to
FIFO size but I didn't manage to have the time yet so for now it would
be better if you fix it by submitting the DT bindings changes.

Thanks,
Jose Miguel Abreu

  reply	other threads:[~2019-04-03  7:55 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-01 18:18 [PATCH 1/2] stmmac: introduce flag to dynamically disable TX offload for rockchip devices Leonidas P. Papadakos
2019-04-01 18:31 ` Heiko Stübner
2019-04-01 18:54 ` Robin Murphy
2019-04-01 19:06   ` Heiko Stübner
2019-04-01 19:12     ` Philipp Tomsich
2019-04-02  7:59       ` Jose Abreu
2019-04-02 11:49         ` Robin Murphy
2019-04-02 11:53           ` Jose Abreu
2019-04-02 22:08             ` Robin Murphy
2019-04-02 22:48               ` Leonidas P. Papadakos
2019-04-03  7:55                 ` Jose Abreu [this message]
2019-04-03 15:35                   ` Leonidas P. Papadakos
2019-04-03 15:55                     ` Leonidas P. Papadakos
2019-04-03 16:12                       ` Robin Murphy
2019-04-05 10:24                         ` Jose Abreu
2019-04-05 17:58                           ` Leonidas P. Papadakos
2019-04-05 18:14                           ` Leonidas P. Papadakos
2019-04-05 18:29                             ` Robin Murphy
2019-04-05 18:38                               ` Leonidas P. Papadakos
2019-04-11 21:09                                 ` Leonidas P. Papadakos
2019-04-12  7:35                                   ` Jose Abreu
2019-04-12 11:13                                     ` Leonidas P. Papadakos
2019-04-15  8:15                                       ` Jose Abreu
2019-04-15 21:45                                         ` Leonidas P. Papadakos
2019-04-15 22:19                                           ` Leonidas P. Papadakos
2019-04-16  8:01                                             ` Jose Abreu
2019-04-16 10:03                                               ` Leonidas P. Papadakos

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