From: Heiko Stuebner <heiko@sntech.de>
To: Peter Geis <pgwipeout@gmail.com>
Cc: Jose Abreu <jose.abreu@synopsys.com>,
devicetree@vger.kernel.org, linux-rockchip@lists.infradead.org,
Rob Herring <robh+dt@kernel.org>,
linux-arm-kernel@lists.infradead.org,
Robin Murphy <robin.murphy@arm.com>,
"Leonidas P . Papadakos" <papadakospan@gmail.com>
Subject: Re: [PATCH] arm64: dts: rockchip: improve rk3328-roc-cc rgmii performance.
Date: Thu, 27 Jun 2019 00:22:36 +0200 [thread overview]
Message-ID: <1609807.FCSDk0ZevM@phil> (raw)
In-Reply-To: <20190626130443.22025-1-pgwipeout@gmail.com>
Am Mittwoch, 26. Juni 2019, 15:04:43 CEST schrieb Peter Geis:
> Currently the rk3328-roc-cc ethernet is enabled using "snps,force_thresh_dma_mode".
> While this works, the performance leaves a lot to be desired.
> A previous attempt to improve performance used "snps,txpbl = <0x4>".
> This also allowed networking to function, but performance varied between boards.
>
> This patch takes that one step further.
> Set txpbl and rxpbl to 0x4.
> This can also be accomplished with "snps,pbl =<0x4>" which affects both.
> Also set "snps,aal" which forces address aligned DMA mode.
>
> Fixes: 4bc4d6013b7f (arm64: dts: rockchip: fix rk3328-roc-cc gmac2io stability issues)
>
> Signed-off-by: Peter Geis <pgwipeout@gmail.com>
>
> Tested-by: Leonidas P. Papadakos <papadakospan@gmail.com>
applied for 5.3 after sorting the new properties alphabetically.
Thanks
Heiko
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next prev parent reply other threads:[~2019-06-27 5:35 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-26 13:04 [PATCH] arm64: dts: rockchip: improve rk3328-roc-cc rgmii performance Peter Geis
2019-06-26 22:22 ` Heiko Stuebner [this message]
-- strict thread matches above, loose matches on Subject: below --
2019-06-07 12:37 Peter Geis
2019-06-07 12:58 ` Leonidas P. Papadakos
2019-06-07 23:07 ` Peter Geis
2019-06-14 9:39 ` Heiko Stuebner
2019-06-14 19:49 ` Leonidas P. Papadakos
2019-06-14 21:27 ` Leonidas P. Papadakos
2019-06-15 12:12 ` Peter Geis
2019-06-15 13:32 ` Jonas Karlman
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