Messages in this thread Patch in this message | | | From | Michael Buesch <> | Subject | Re: [Bug 10819] Fatal DMA error with b43 driver since 2.6.26 | Date | Sat, 14 Jun 2008 23:34:22 +0200 |
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On Saturday 14 June 2008 22:12:03 Rafael J. Wysocki wrote: > This message has been generated automatically as a part of a report > of recent regressions. > > The following bug entry is on the current list of known regressions > from 2.6.25. Please verify if it still should be listed. > > > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=10819 > Subject : Fatal DMA error with b43 driver since 2.6.26 > Submitter : Christian Casteyde <casteyde.christian@free.fr> > Date : 2008-05-29 13:16 (17 days old)
This regression is fixed by 21691a38db9d465a109c5ec25cd3956a18cfcf5d
Author: Michael Buesch <mb@bu3sch.de> 2008-06-12 15:33:13 Committer: John W. Linville <linville@tuxdriver.com> 2008-06-14 01:18:58 Parent: 9983f35f12b8be71d13b8aca6dbf781d3342c7aa (rt2x00: LEDS build failure) Child: 33593dbf334869456167bc66511bc54c4ba39dc5 (mac80211 : fix for iwconfig in ad-hoc mode) Branches: master, remotes/origin/master Follows: merge-2008-06-14 Precedes: master-2008-06-14
ssb: Fix coherent DMA mask for PCI devices
This fixes setting the coherent DMA mask for PCI devices.
Signed-off-by: Michael Buesch <mb@bu3sch.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
------------------------------ drivers/ssb/main.c ------------------------------ index 7cf8851..d184f2a 100644 @@ -1168,15 +1168,21 @@ EXPORT_SYMBOL(ssb_dma_translation); int ssb_dma_set_mask(struct ssb_device *ssb_dev, u64 mask) { struct device *dma_dev = ssb_dev->dma_dev; + int err = 0; #ifdef CONFIG_SSB_PCIHOST - if (ssb_dev->bus->bustype == SSB_BUSTYPE_PCI) - return dma_set_mask(dma_dev, mask); + if (ssb_dev->bus->bustype == SSB_BUSTYPE_PCI) { + err = pci_set_dma_mask(ssb_dev->bus->host_pci, mask); + if (err) + return err; + err = pci_set_consistent_dma_mask(ssb_dev->bus->host_pci, mask); + return err; + } #endif dma_dev->coherent_dma_mask = mask; dma_dev->dma_mask = &dma_dev->coherent_dma_mask; - return 0; + return err; } EXPORT_SYMBOL(ssb_dma_set_mask);
-- Greetings Michael.
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