From: David Miller <davem@davemloft.net>
To: harini.katakam@xilinx.com
Cc: nicolas.ferre@atmel.com, harinikatakamlinux@gmail.com,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
harinik@xilinx.com, punnaia@xilinx.com, michals@xilinx.com,
anirudh@xilinx.com
Subject: Re: [PATCH] net: macb: Add 64 bit addressing support for GEM
Date: Wed, 10 Aug 2016 17:39:23 -0700 (PDT) [thread overview]
Message-ID: <20160810.173923.1161254761132296894.davem@davemloft.net> (raw)
In-Reply-To: <1470728753-12985-1-git-send-email-harinik@xilinx.com>
From: Harini Katakam <harini.katakam@xilinx.com>
Date: Tue, 9 Aug 2016 13:15:53 +0530
> This patch adds support for 64 bit addressing and BDs.
> -> Enable 64 bit addressing in DMACFG register.
> -> Set DMA mask when design config register shows support for 64 bit addr.
> -> Add new BD words for higher address when 64 bit DMA support is present.
> -> Add and update TBQPH and RBQPH for MSB of BD pointers.
> -> Change extraction and updation of buffer addresses to use
> 64 bit address.
> -> In gem_rx extract address in one place insted of two and use a
> separate flag for RXUSED.
>
> Signed-off-by: Harini Katakam <harinik@xilinx.com>
It's not the cleanest looking thing in the world with all of these
ifdefs, but I can't suggest anything better, so applied to net-next
thanks.
prev parent reply other threads:[~2016-08-11 0:39 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-09 7:45 [PATCH] net: macb: Add 64 bit addressing support for GEM Harini Katakam
2016-08-09 8:20 ` Nicolas Ferre
2016-08-11 0:39 ` David Miller [this message]
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