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@@ -3054,13 +3054,17 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
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goto err_out_free_regions;
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}
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- if (sizeof(dma_addr_t) > sizeof(u32)) {
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- err = pci_set_dma_mask(pdev, DMA_64BIT_MASK);
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- if (!err)
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- using_dac = 1;
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- }
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+ if (sizeof(dma_addr_t) > sizeof(u32) &&
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+ !(err = pci_set_dma_mask(pdev, DMA_64BIT_MASK))) {
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+ using_dac = 1;
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+ err = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK);
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+ if (err < 0) {
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+ printk(KERN_ERR PFX "%s unable to obtain 64 bit DMA "
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+ "for consistent allocations\n", pci_name(pdev));
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+ goto err_out_free_regions;
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+ }
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- if (!using_dac) {
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+ } else {
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err = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
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if (err) {
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printk(KERN_ERR PFX "%s no usable DMA configuration\n",
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@@ -3068,6 +3072,7 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
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goto err_out_free_regions;
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}
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}
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+
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#ifdef __BIG_ENDIAN
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/* byte swap descriptors in hardware */
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{
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