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@@ -698,12 +698,12 @@ these interfaces. Remember that, as defined, consistent mappings are
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always going to be SAC addressable.
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The first thing your driver needs to do is query the PCI platform
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-layer with your devices DAC addressing capabilities:
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+layer if it is capable of handling your devices DAC addressing
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+capabilities:
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- int pci_dac_set_dma_mask(struct pci_dev *pdev, u64 mask);
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+ int pci_dac_dma_supported(struct pci_dev *hwdev, u64 mask);
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-This routine behaves identically to pci_set_dma_mask. You may not
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-use the following interfaces if this routine fails.
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+You may not use the following interfaces if this routine fails.
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Next, DMA addresses using this API are kept track of using the
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dma64_addr_t type. It is guaranteed to be big enough to hold any
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