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From: Heiko Stuebner <heiko-4mtYJXux2i+zQB+pC5nmwQ@public.gmane.org>
To: Peter Geis <pgwipeout-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: Jose Abreu <jose.abreu-HKixBCOQz3hWk0Htik3J/w@public.gmane.org>,
	devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	Robin Murphy <robin.murphy-5wv7dgnIgG8@public.gmane.org>,
	"Leonidas P . Papadakos"
	<papadakospan-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
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-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>

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-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
> 
> Tested-by: Leonidas P. Papadakos <papadakospan-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>

applied for 5.3 after sorting the new properties alphabetically.

Thanks
Heiko

  parent reply	other threads:[~2019-06-26 22:22 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
     [not found] ` <20190626130443.22025-1-pgwipeout-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
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
     [not found]   ` <1559912295.22520.0-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2019-06-07 23:07     ` Peter Geis
     [not found]       ` <CAMdYzYorvWr1YhmFKaMQUCditjop5AZp4d1tO79XsVr7m7HrMw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
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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