From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?Michael_B=FCsch?= Date: Sat, 19 Jun 2010 16:01:07 +0200 Subject: [PATCH] b43: Clarify logged message after fatal DMA error and switch to PIO mode In-Reply-To: <4c1cc624.Whz955JR9XYzqjst%Larry.Finger@lwfinger.net> (sfid-20100619_152832_048688_17D51150) References: <4c1cc624.Whz955JR9XYzqjst%Larry.Finger@lwfinger.net> (sfid-20100619_152832_048688_17D51150) Message-ID: <4C1CCDA3.40502@bu3sch.de> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Larry Finger Cc: John W Linville , b43-dev@lists.infradead.org, linux-wireless@vger.kernel.org On 06/19/2010 03:29 PM, Larry Finger wrote: > The message following fatal DMA errors fails to indicate properly that the > driver has switched to PIO mode. > > Signed-off-by: Larry Finger > --- > > Index: wireless-testing/drivers/net/wireless/b43/main.c > =================================================================== > --- wireless-testing.orig/drivers/net/wireless/b43/main.c > +++ wireless-testing/drivers/net/wireless/b43/main.c > @@ -1804,7 +1804,7 @@ static void b43_do_interrupt_thread(stru > dma_reason[2], dma_reason[3], > dma_reason[4], dma_reason[5]); > b43err(dev->wl, "This device does not support DMA " > - "on your system. Please use PIO instead.\n"); > + "on your system. It will now be switched to PIO.\n"); > /* Fall back to PIO transfers if we get fatal DMA errors! */ > dev->use_pio = 1; > b43_controller_restart(dev, "DMA error"); > Ack. But what's the current status of the debugging of the PCI-core code w.r.t DMA? -- Greetings Michael.