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| author | Bjorn Helgaas <bhelgaas@google.com> | 2016-02-24 13:43:45 -0600 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2016-04-11 14:08:06 -0500 |
| commit | f0af9593372abfde34460aa1250e670cc535a7d8 (patch) | |
| tree | 4f4914feebc665fd48149052ba07a8c50bc69791 /drivers/pci/quirks.c | |
| parent | 9735a22799b9214d17d3c231fe377fc852f042e9 (diff) | |
| download | lwn-f0af9593372abfde34460aa1250e670cc535a7d8.tar.gz lwn-f0af9593372abfde34460aa1250e670cc535a7d8.zip | |
PCI: Add pci_add_dma_alias() to abstract implementation
Add a pci_add_dma_alias() interface to encapsulate the details of adding an
alias. No functional change intended.
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'drivers/pci/quirks.c')
| -rw-r--r-- | drivers/pci/quirks.c | 19 |
1 files changed, 7 insertions, 12 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 8e678027b900..e45a7a8338bb 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -3610,10 +3610,8 @@ int pci_dev_specific_reset(struct pci_dev *dev, int probe) static void quirk_dma_func0_alias(struct pci_dev *dev) { - if (PCI_FUNC(dev->devfn) != 0) { - dev->dma_alias_devfn = PCI_DEVFN(PCI_SLOT(dev->devfn), 0); - dev->dev_flags |= PCI_DEV_FLAGS_DMA_ALIAS_DEVFN; - } + if (PCI_FUNC(dev->devfn) != 0) + pci_add_dma_alias(dev, PCI_DEVFN(PCI_SLOT(dev->devfn), 0)); } /* @@ -3626,10 +3624,8 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_RICOH, 0xe476, quirk_dma_func0_alias); static void quirk_dma_func1_alias(struct pci_dev *dev) { - if (PCI_FUNC(dev->devfn) != 1) { - dev->dma_alias_devfn = PCI_DEVFN(PCI_SLOT(dev->devfn), 1); - dev->dev_flags |= PCI_DEV_FLAGS_DMA_ALIAS_DEVFN; - } + if (PCI_FUNC(dev->devfn) != 1) + pci_add_dma_alias(dev, PCI_DEVFN(PCI_SLOT(dev->devfn), 1)); } /* @@ -3696,11 +3692,10 @@ static void quirk_fixed_dma_alias(struct pci_dev *dev) id = pci_match_id(fixed_dma_alias_tbl, dev); if (id) { - dev->dma_alias_devfn = id->driver_data; - dev->dev_flags |= PCI_DEV_FLAGS_DMA_ALIAS_DEVFN; + pci_add_dma_alias(dev, id->driver_data); dev_info(&dev->dev, "Enabling fixed DMA alias to %02x.%d\n", - PCI_SLOT(dev->dma_alias_devfn), - PCI_FUNC(dev->dma_alias_devfn)); + PCI_SLOT(id->driver_data), + PCI_FUNC(id->driver_data)); } } |