diff options
| author | Bjorn Helgaas <bhelgaas@google.com> | 2015-07-17 15:38:13 -0500 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2015-08-13 15:57:23 -0500 |
| commit | c39127dbaf6c267f18d1cac14e2b0ecbfaa52d63 (patch) | |
| tree | 4bc150a630489fcab3c3b7c21f88e34219ae335e /drivers/pci/ats.c | |
| parent | afdd596c42c4540308eae9f4c685d9bccc525cfc (diff) | |
| download | linux-c39127dbaf6c267f18d1cac14e2b0ecbfaa52d63.tar.gz | |
PCI: Use pci_physfn() rather than looking up physfn by hand
Use the pci_physfn() helper rather than looking up physfn by hand. No functional change. Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/pci/ats.c')
| -rw-r--r-- | drivers/pci/ats.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/pci/ats.c b/drivers/pci/ats.c index 95905f3c08f1..0b5b0ed7a436 100644 --- a/drivers/pci/ats.c +++ b/drivers/pci/ats.c @@ -42,6 +42,7 @@ void pci_ats_init(struct pci_dev *dev) int pci_enable_ats(struct pci_dev *dev, int ps) { u16 ctrl; + struct pci_dev *pdev; BUG_ON(dev->ats_cap && dev->ats_enabled); @@ -57,8 +58,7 @@ int pci_enable_ats(struct pci_dev *dev, int ps) */ ctrl = PCI_ATS_CTRL_ENABLE; if (dev->is_virtfn) { - struct pci_dev *pdev = dev->physfn; - + pdev = pci_physfn(dev); if (pdev->ats_stu != ps) return -EINVAL; @@ -80,6 +80,7 @@ EXPORT_SYMBOL_GPL(pci_enable_ats); */ void pci_disable_ats(struct pci_dev *dev) { + struct pci_dev *pdev; u16 ctrl; BUG_ON(!dev->ats_cap || !dev->ats_enabled); @@ -88,8 +89,7 @@ void pci_disable_ats(struct pci_dev *dev) return; /* VFs still enabled */ if (dev->is_virtfn) { - struct pci_dev *pdev = dev->physfn; - + pdev = pci_physfn(dev); atomic_dec(&pdev->ats_ref_cnt); } |