[PATCH] IB/ipath: print better debug info when handling 32/64-bit DMA mask problems
Signed-off-by: Dave Olson <dave.olson@qlogic.com> Signed-off-by: Bryan O'Sullivan <bryan.osullivan@qlogic.com> Cc: "Michael S. Tsirkin" <mst@mellanox.co.il> Cc: Roland Dreier <rolandd@cisco.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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1 changed files with 20 additions and 3 deletions
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@ -425,12 +425,29 @@ static int __devinit ipath_init_one(struct pci_dev *pdev,
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*/
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ret = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
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if (ret) {
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dev_info(&pdev->dev, "pci_set_dma_mask unit %u "
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"fails: %d\n", dd->ipath_unit, ret);
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dev_info(&pdev->dev,
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"Unable to set DMA mask for unit %u: %d\n",
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dd->ipath_unit, ret);
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goto bail_regions;
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}
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else
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else {
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ipath_dbg("No 64bit DMA mask, used 32 bit mask\n");
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ret = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
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if (ret)
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dev_info(&pdev->dev,
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"Unable to set DMA consistent mask "
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"for unit %u: %d\n",
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dd->ipath_unit, ret);
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}
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}
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else {
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ret = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK);
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if (ret)
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dev_info(&pdev->dev,
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"Unable to set DMA consistent mask "
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"for unit %u: %d\n",
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dd->ipath_unit, ret);
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}
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pci_set_master(pdev);
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