From: David Miller <davem@davemloft.net>
To: vbridger@opensource.altera.com
Cc: netdev@vger.kernel.org, nios2-dev@lists.rocketboards.org,
linux-kernel@vger.kernel.org, vbridger@altera.com,
cnphoon@altera.com, ennoerlangen@gmail.com
Subject: Re: [PATCH] net: eth: altera: Resolve false errors from MSGDMA to TSE
Date: Sat, 25 Apr 2015 14:44:00 -0400 (EDT) [thread overview]
Message-ID: <20150425.144400.1784698109604961465.davem@davemloft.net> (raw)
In-Reply-To: <1429860727-1359-1-git-send-email-vbridger@opensource.altera.com>
From: Vince Bridgers <vbridger@opensource.altera.com>
Date: Fri, 24 Apr 2015 02:32:07 -0500
> From: Chee Nouk Phoon <cnphoon@altera.com>
>
> This patch resolves false errors from MSGDMA in TX mSGDMA MM to ST
> mode, and is a continuation of the patch recently submitted by Andrea
> Oetken. The MSGDMA had a logic bug that masked detection of this issue
> prior to Quartus 14.1/Build 164. When the MSGDMA logic bug was addressed
> in Quartus 14.1/Build 164, the driver problem was exposed.
>
> The problem is corrected by making sure MSGDMA_DESC_CTL_TR_ERR_IRQ is not
> set for any of the transmit DMA descriptors, and only used for receive
> descriptors.
>
> Fixes: 71cd26e altera tse: Error-Bit on tx-avalon-stream always set.
>
> Signed-off-by: Chee Nouk Phoon <cnphoon@altera.com>
> Signed-off-by: Vince Bridgers <vbridger@opensource.altera.com>a
> Cc: Andreas Oetken <ennoerlangen@gmail.com>
Applied.
prev parent reply other threads:[~2015-04-25 18:44 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-24 7:32 [PATCH] net: eth: altera: Resolve false errors from MSGDMA to TSE Vince Bridgers
2015-04-25 18:44 ` David Miller [this message]
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