aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/include/linux/pci.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/pci.h')
-rw-r--r--include/linux/pci.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 7ab0d13672da..213109d3c601 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -2517,6 +2517,11 @@ static inline struct pci_dev *pcie_find_root_port(struct pci_dev *dev)
return NULL;
}
+static inline bool pci_dev_is_disconnected(const struct pci_dev *dev)
+{
+ return dev->error_state == pci_channel_io_perm_failure;
+}
+
void pci_request_acs(void);
bool pci_acs_enabled(struct pci_dev *pdev, u16 acs_flags);
bool pci_acs_path_enabled(struct pci_dev *start,