From: David Miller <davem@davemloft.net>
To: ivan.khoronzhuk@linaro.org
Cc: grygorii.strashko@ti.com, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org
Subject: Re: [PATCH] net: ethernet: ti: cpsw: disable mq feature for "AM33xx ES1.0" devices
Date: Thu, 17 May 2018 15:12:23 -0400 (EDT) [thread overview]
Message-ID: <20180517.151223.1480085511338001366.davem@davemloft.net> (raw)
In-Reply-To: <20180516222145.26877-1-ivan.khoronzhuk@linaro.org>
From: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
Date: Thu, 17 May 2018 01:21:45 +0300
> The early versions of am33xx devices, related to ES1.0 SoC revision
> have errata limiting mq support. That's the same errata as
> commit 7da1160002f1 ("drivers: net: cpsw: add am335x errata workarround for
> interrutps")
>
> AM33xx Errata [1] Advisory 1.0.9
> http://www.ti.com/lit/er/sprz360f/sprz360f.pdf
>
> After additional investigation were found that drivers w/a is
> propagated on all AM33xx SoCs and on DM814x. But the errata exists
> only for ES1.0 of AM33xx family, limiting mq support for revisions
> after ES1.0. So, disable mq support only for related SoCs and use
> separate polls for revisions allowing mq.
>
> Signed-off-by: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
> ---
>
> Based on net-next/master
Patch applied to net-next, thank you.
prev parent reply other threads:[~2018-05-17 19:12 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-16 22:21 [PATCH] net: ethernet: ti: cpsw: disable mq feature for "AM33xx ES1.0" devices Ivan Khoronzhuk
2018-05-17 19:12 ` David Miller [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20180517.151223.1480085511338001366.davem@davemloft.net \
--to=davem@davemloft.net \
--cc=grygorii.strashko@ti.com \
--cc=ivan.khoronzhuk@linaro.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-omap@vger.kernel.org \
--cc=netdev@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).