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pci-v5.6-fixes-1

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Merge tag 'pci-v5.6-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI fixes from Bjorn Helgaas:

 - Define to_pci_sysdata() always to fix build breakage when !CONFIG_PCI
   (Jason A. Donenfeld)

 - Use PF PASID for VFs to fix VF IOMMU bind failures (Kuppuswamy
   Sathyanarayanan)

* tag 'pci-v5.6-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci:
  PCI/ATS: Use PF PASID for VFs
  x86/PCI: Define to_pci_sysdata() even when !CONFIG_PCI
This commit is contained in:
Linus Torvalds 2020-02-06 14:17:38 +00:00
parent 750ce8ccd8 2e34673be0
commit 9e6c535c64
2 changed files with 6 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
arch/x86/include/asm/pci.h
View file

@ -33,13 +33,13 @@ extern int pci_routeirq;
extern int noioapicquirk;
extern int noioapicreroute;
#ifdef CONFIG_PCI
static inline struct pci_sysdata *to_pci_sysdata(const struct pci_bus *bus)
{
return bus->sysdata;
}
#ifdef CONFIG_PCI
#ifdef CONFIG_PCI_DOMAINS
static inline int pci_domain_nr(struct pci_bus *bus)
{

6
drivers/pci/ats.c
View file

@ -426,11 +426,12 @@ void pci_restore_pasid_state(struct pci_dev *pdev)
int pci_pasid_features(struct pci_dev *pdev)
{
u16 supported;
int pasid = pdev->pasid_cap;
int pasid;
if (pdev->is_virtfn)
pdev = pci_physfn(pdev);
pasid = pdev->pasid_cap;
if (!pasid)
return -EINVAL;
@ -453,11 +454,12 @@ int pci_pasid_features(struct pci_dev *pdev)
int pci_max_pasids(struct pci_dev *pdev)
{
u16 supported;
int pasid = pdev->pasid_cap;
int pasid;
if (pdev->is_virtfn)
pdev = pci_physfn(pdev);
pasid = pdev->pasid_cap;
if (!pasid)
return -EINVAL;