From: David Woodhouse <dwmw2@infradead.org>
To: b43-dev@lists.infradead.org
Subject: [PATCH] b43: Mask out unwanted bits of RX slot address
Date: Sun, 14 Aug 2011 12:35:52 +0100 [thread overview]
Message-ID: <1313321754.28740.2.camel@i7.infradead.org> (raw)
In-Reply-To: <CACna6rzim3t-k5AcRmcyaaU=OcAkiTsL0arAd6ffSSy4VBHJ0Q@mail.gmail.com>
On Sun, 2011-08-14 at 13:17 +0200, Rafa? Mi?ecki wrote:
> I wanted to check if firmware ever uses 0x1000 for addressing
> purposes. To test that I've increased RX ring size to 257 and waited
> for 8 KiB aligned ring address (to avoid copying 0x1000 bit from
> address).
Erm, if you increase the ring size to 257, don't you have to allocate
8KiB for the ring buffer? If you're still allocating only 4KiB you'll be
scribbling off the end of it. And if you allocate 8KiB there'll be no
waiting; it'll *always* be aligned to 8KiB.
--
dwmw2
next prev parent reply other threads:[~2011-08-14 11:35 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-18 20:14 No DMA RX on some BCM4321, on BCM43224 and BCM43225 Rafał Miłecki
2011-07-18 20:29 ` Larry Finger
2011-07-18 22:30 ` Rafał Miłecki
2011-07-18 23:32 ` Rafał Miłecki
2011-07-19 6:56 ` Rafał Miłecki
2011-07-19 14:46 ` Larry Finger
2011-07-19 15:12 ` Jonas Gorski
2011-07-18 20:41 ` Michael Büsch
2011-07-18 22:39 ` Rafał Miłecki
2011-07-18 22:59 ` Michael Büsch
2011-07-18 23:07 ` Rafał Miłecki
2011-07-18 23:08 ` Michael Büsch
2011-07-18 23:15 ` Rafał Miłecki
2011-07-18 23:24 ` Michael Büsch
2011-07-18 23:29 ` Rafał Miłecki
2011-07-18 23:12 ` Rafał Miłecki
2011-07-19 22:33 ` David Woodhouse
2011-08-12 1:41 ` David Woodhouse
2011-08-12 10:15 ` [PATCH] b43: Mask out unwanted bits of RX slot address David Woodhouse
2011-08-13 19:10 ` Rafał Miłecki
2011-08-13 19:38 ` Michael Büsch
2011-08-13 22:13 ` Rafał Miłecki
2011-08-13 22:56 ` David Woodhouse
2011-08-14 8:18 ` Rafał Miłecki
2011-08-14 8:19 ` David Woodhouse
2011-08-14 9:02 ` Rafał Miłecki
2011-08-14 9:07 ` Rafał Miłecki
2011-08-14 9:24 ` Rafał Miłecki
2011-08-14 9:31 ` Rafał Miłecki
2011-08-14 11:17 ` Rafał Miłecki
2011-08-14 11:22 ` Rafał Miłecki
2011-08-14 11:35 ` David Woodhouse [this message]
2011-08-14 15:02 ` Rafał Miłecki
2011-08-14 15:10 ` Michael Büsch
2011-08-14 11:38 ` Rafał Miłecki
2011-08-14 11:52 ` Michael Büsch
2011-08-14 12:06 ` David Woodhouse
2011-08-14 13:43 ` Rafał Miłecki
2011-08-12 10:27 ` [PATCH] Fix alignment issues with DMA TX on BCM4331 David Woodhouse
2011-08-13 19:06 ` Rafał Miłecki
2011-08-13 20:18 ` David Woodhouse
2011-08-13 20:22 ` Rafał Miłecki
2011-08-13 20:36 ` David Woodhouse
2011-08-14 8:09 ` Rafał Miłecki
2011-08-13 21:57 ` Larry Finger
2011-08-13 22:02 ` Rafał Miłecki
2011-08-13 22:07 ` David Woodhouse
2011-08-13 22:12 ` Rafał Miłecki
2011-08-13 22:17 ` David Woodhouse
2011-08-14 7:10 ` Rafał Miłecki
2011-08-14 7:35 ` Rafał Miłecki
2011-08-14 8:04 ` David Woodhouse
2011-08-14 8:14 ` Rafał Miłecki
2011-08-13 22:14 ` Larry Finger
2011-08-13 22:17 ` David Woodhouse
2011-08-13 22:29 ` Larry Finger
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