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| author | Pierre Morel <pmorel@linux.ibm.com> | 2020-02-21 17:20:46 +0100 |
|---|---|---|
| committer | Vasily Gorbik <gor@linux.ibm.com> | 2020-04-28 13:49:46 +0200 |
| commit | d08d6f5d75242ceb410efbdf650efecc40d68c2d (patch) | |
| tree | 7e99dbb1341c7bdbd60a3801c5bb0f0b70f498f2 /arch/s390/include/asm/pci.h | |
| parent | s390/pci: Expose new port attribute for PCIe functions (diff) | |
| download | linux-d08d6f5d75242ceb410efbdf650efecc40d68c2d.tar.xz linux-d08d6f5d75242ceb410efbdf650efecc40d68c2d.zip | |
s390/pci: adaptation of iommu to multifunction
In the future the bus sysdata may not directly point to the
zpci_dev.
In preparation of upcoming patches let us abstract the
access to the zpci_dev from the device inside the pci device.
Signed-off-by: Pierre Morel <pmorel@linux.ibm.com>
Reviewed-by: Niklas Schnelle <schnelle@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'arch/s390/include/asm/pci.h')
| -rw-r--r-- | arch/s390/include/asm/pci.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/s390/include/asm/pci.h b/arch/s390/include/asm/pci.h index 11560bfefe48..0e519197ea2d 100644 --- a/arch/s390/include/asm/pci.h +++ b/arch/s390/include/asm/pci.h @@ -231,6 +231,11 @@ static inline struct zpci_dev *to_zpci(struct pci_dev *pdev) return pdev->sysdata; } +static inline struct zpci_dev *to_zpci_dev(struct device *dev) +{ + return to_zpci(to_pci_dev(dev)); +} + struct zpci_dev *get_zdev_by_fid(u32); /* DMA */ |