Messages in this thread |  | | Subject | Re: [BISECTED REGRESSION] b43legacy broken on G4 PowerBook | From | Benjamin Herrenschmidt <> | Date | Thu, 06 Jun 2019 10:54:51 +1000 |
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On Thu, 2019-06-06 at 01:50 +0300, Aaro Koskinen wrote: > Hi, > > When upgrading from v5.0 -> v5.1 on G4 PowerBook, I noticed WLAN does > not work anymore: > > [ 42.004303] b43legacy-phy0: Loading firmware version 0x127, patch level 14 (2005-04-18 02:36:27) > [ 42.184837] b43legacy-phy0 debug: Chip initialized > [ 42.184873] b43legacy-phy0 ERROR: The machine/kernel does not support the required 30-bit DMA mask > > The same happens with the current mainline.
How much RAM do you have ?
Ben.
> > Bisected to: > > commit 65a21b71f948406201e4f62e41f06513350ca390 > Author: Christoph Hellwig <hch@lst.de> > Date: Wed Feb 13 08:01:26 2019 +0100 > > powerpc/dma: remove dma_nommu_dma_supported > > This function is largely identical to the generic version used > everywhere else. Replace it with the generic version. > > Signed-off-by: Christoph Hellwig <hch@lst.de> > Tested-by: Christian Zigotzky <chzigotzky@xenosoft.de> > Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> > > A.
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