1PCI_FIND_NEXT_EXT_CA(9)       Hardware Interfaces      PCI_FIND_NEXT_EXT_CA(9)
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NAME

6       pci_find_next_ext_capability - Find an extended capability
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SYNOPSIS

9       int pci_find_next_ext_capability(struct pci_dev * dev, int start,
10                                        int cap);
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ARGUMENTS

13       dev
14           PCI device to query
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16       start
17           address at which to start looking (0 to start at beginning of list)
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19       cap
20           capability code
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DESCRIPTION

23       Returns the address of the next matching extended capability structure
24       within the device's PCI configuration space or 0 if the device does not
25       support it. Some capabilities can occur several times, e.g., the
26       vendor-specific capability, and this provides a way to find them all.
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29Kernel Hackers Manual 3.10         June 2019           PCI_FIND_NEXT_EXT_CA(9)
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