Re: b43 speed problem over 2.6.24 (was: One more log file from when the network was unusable)

[Michael Buesch <mb@bu3sch.de>]

On Monday 21 April 2008 20:50:06 Miles Lane wrote:
> On Mon, Apr 21, 2008 at 7:57 AM, Johannes Berg
> <johannes@sipsolutions.net> wrote:
> > Hi,
> >
> >  Miles described a b43 speed problem in the thread
> >
> >         =EF=BB=BF2.6.25-rc9 -- bcm4306 performance is in the toilet
> >
> >  (over 2.6.24) and not being able to see anything from his logs/pac=
ket
> >  captures/... I asked him to bisect. This resulted in
> >
> >  commit 61bca6eb85c863603d6054530e2f65c3b9aba85b
> >  Author: Stefano Brivio <stefano.brivio@polimi.it>
> >  Date:   Tue Nov 6 22:49:05 2007 +0100
> >
> >     b43: rewrite A PHY initialization
> >
> >  which is a huge commit and hence a bit of a problem. Does anyone h=
ave
> >  suggestions how to proceed?
> >
> >  I have very similar hardware, maybe this card is affected by the
> >  boardflags problems we found recently? Miles, can you give us
> >   * lspci -vn -s =EF=BB=BF01:06.0
> >   * the kernel init messages when ssb is built with debugging
>=20
> Here you go:
>=20
> # lspci -vn -s 01:06.0
> 01:06.0 0280: 14e4:4320 (rev 03)
> 	Subsystem: 1057:7110
> 	Flags: bus master, fast devsel, latency 16, IRQ 5
> 	Memory at ed000000 (32-bit, non-prefetchable) [size=3D8K]
>=20
> [    3.977930] ssb: Core 0 found: ChipCommon (cc 0x800, rev 0x04, ven=
dor 0x4243)
> [    3.977942] ssb: Core 1 found: IEEE 802.11 (cc 0x812, rev 0x05,
> vendor 0x4243)
> [    3.977952] ssb: Core 2 found: PCMCIA (cc 0x80D, rev 0x02, vendor =
0x4243)
> [    3.977962] ssb: Core 3 found: V90 (cc 0x807, rev 0x02, vendor 0x4=
243)
> [    3.977971] ssb: Core 4 found: PCI (cc 0x804, rev 0x09, vendor 0x4=
243)
> [    3.993965] ssb: SPROM revision 2 detected.
> [    3.994816] ssb: Sonics Silicon Backplane found on PCI device 0000=
:01:06.0
>=20
> Thanks,
>       Miles
>=20

Can you also provide an SPROM dump?
cat $(find /sys -name ssb_sprom)

--=20
Greetings Michael.
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