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authorGustavo Pimentel <Gustavo.Pimentel@synopsys.com>2021-02-18 20:03:58 +0100
committerVinod Koul <vkoul@kernel.org>2021-03-16 22:58:53 +0530
commitc124fd9a969acaa83f6dfa5e160a99a500af9e4b (patch)
tree80c56870090ee20ca78b447072078fa82eebacd3 /include/linux/pci.h
parente0c1d53891c43a70c9fa85ddb3174ab5afd7e2ec (diff)
PCI: Add pci_find_vsec_capability() to find a specific VSEC
Add pci_find_vsec_capability() to locate a Vendor-Specific Extended Capability with the specified VSEC ID. The Vendor-Specific Extended Capability (VSEC) allows one or more proprietary capabilities defined by the vendor which aren't standard or shared between vendors. Signed-off-by: Gustavo Pimentel <gustavo.pimentel@synopsys.com> Acked-by: Bjorn Helgaas <bhelgaas@google.com> Link: https://lore.kernel.org/r/d89506834fb11c6fa0bd5d515c0dd55b13ac6958.1613674948.git.gustavo.pimentel@synopsys.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'include/linux/pci.h')
-rw-r--r--include/linux/pci.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 86c799c97b77..59e731a2d1f8 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -1077,6 +1077,7 @@ u8 pci_find_next_ht_capability(struct pci_dev *dev, u8 pos, int ht_cap);
u16 pci_find_ext_capability(struct pci_dev *dev, int cap);
u16 pci_find_next_ext_capability(struct pci_dev *dev, u16 pos, int cap);
struct pci_bus *pci_find_next_bus(const struct pci_bus *from);
+u16 pci_find_vsec_capability(struct pci_dev *dev, u16 vendor, int cap);
u64 pci_get_dsn(struct pci_dev *dev);