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| author | Ahmad Fatoum <ahmad@a3f.at> | 2021-02-28 20:08:34 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2021-03-04 12:11:24 +0100 |
| commit | 12d208815b660ce5ac83503acef5a7aed81afc10 (patch) | |
| tree | cac659888c2d9fe756c902e3b55bfae20f42908c /include | |
| parent | 9d708f73f02c53edb0ab29a67f5d8dd584c05fc4 (diff) | |
| download | barebox-12d208815b660ce5ac83503acef5a7aed81afc10.tar.gz barebox-12d208815b660ce5ac83503acef5a7aed81afc10.tar.xz | |
PCI: port Linux pci_find_capability
Incomding Linux virtio_pci code uses these functions, so port them over.
Signed-off-by: Ahmad Fatoum <ahmad@a3f.at>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/pci.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h index c742570e36..0c8fed7c8e 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -31,6 +31,8 @@ #define PCI_ANY_ID (~0) +#define PCI_FIND_CAP_TTL 48 + /* * The PCI interface treats multi-function devices as independent * devices. The slot/function address of each device is encoded @@ -320,6 +322,9 @@ void pci_set_master(struct pci_dev *dev); void pci_clear_master(struct pci_dev *dev); int pci_enable_device(struct pci_dev *dev); +u8 pci_find_next_capability(struct pci_dev *dev, u8 pos, int cap); +u8 pci_find_capability(struct pci_dev *dev, int cap); + extern void __iomem *pci_iomap(struct pci_dev *dev, int bar); /* |