From: "Michael Büsch" <m@bues.ch>
To: b43-dev@lists.infradead.org
Subject: No DMA RX on some BCM4321, on BCM43224 and BCM43225
Date: Mon, 18 Jul 2011 20:41:46 +0000 [thread overview]
Message-ID: <20110718204146.706dc5b2@Nokia-N900> (raw)
In-Reply-To: <CACna6rxEJ1TuoGsZF=4dy0ezNZjjZFkaASbbyrgurwa_mYzEVw@mail.gmail.com>
On Mon, 18 Jul 2011 22:14:50 +0200
Rafa? Mi?ecki <zajec5@gmail.com> wrote:
> When using DMA on one of my BCM4321s and BCM43224 or BCM43225 I don't
> get a single RX IRQ.
>
> Doing scanning requests sends TX packets to the hardware, and the
> ucode generates IRQs for confirming transmitted packets. RX does not
> seem to work however. I expected to see "native" beacons, or response
> to the scanning request.
>
> Do you have idea what may be wrong, where should I look at?
Is wl still using the same dma engine for
RX as older versions did? (what was it? the first?)
> I've discovered (from looking at MMIO dumps) that:
> 1) wl uses 38 as B43_DMA0_RX_FRAMEOFFSET (instead of our 30)
That could probably mean that the rx header format changed. or it's just an alignment fix of some sort. Not sure...
next prev parent reply other threads:[~2011-07-18 20:41 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 [this message]
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
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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