From: Stefan Roese <sr@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] am335x: cpsw: optimize cpsw_recv to increase network performance
Date: Thu, 12 Dec 2013 14:24:51 +0100 [thread overview]
Message-ID: <52A9B923.4020206@denx.de> (raw)
In-Reply-To: <52A9B800.5020402@streamunlimited.com>
On 12.12.2013 14:20, Vladimir Koutny wrote:
>
> On 12/12/13 13:37, Tom Rini wrote:
>> On 12/12/2013 03:34 AM, Stefan Roese wrote:
>>> I just tested on dxr2 (AM3352 based board) with latest mainline
>>> U-Boot. And the network performance is a bit better. But not as
>>> good as yours. Here my numbers:
>>
>>> Without this patch: ~400 KiB/s With this patch: ~570 KiB/s
>>
>>> Any ideas what might be missing on my platform? Why the speed is
>>> not as good?
>>
>> I only got a small increase as well until I also grabbed the dcache
>> enable patch. I need to find some time today to clean out the TI
>> queue again.
>>
>
> Good point - indeed I had I/D caches enabled for other reasons already
> (md5/sha1 caclulations, ..)
Hmmm. I expected that caches are enabled already. Since I didn't see any
"D-Cache disabled message" in the startup log.
If this is not that case, then such cache support would be greatly
appreciated. :)
Thanks,
Stefan
next prev parent reply other threads:[~2013-12-12 13:24 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-28 9:38 [U-Boot] [PATCH] am335x: cpsw: optimize cpsw_recv to increase network performance Vladimir Koutny
2013-11-28 9:55 ` Mugunthan V N
2013-12-04 22:05 ` [U-Boot] " Tom Rini
2013-12-12 8:34 ` Stefan Roese
2013-12-12 12:37 ` Tom Rini
2013-12-12 13:20 ` Vladimir Koutny
2013-12-12 13:24 ` Stefan Roese [this message]
2013-12-12 13:39 ` Tom Rini
2013-12-12 13:45 ` Stefan Roese
2013-12-12 13:49 ` Tom Rini
2013-12-12 13:53 ` Stefan Roese
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