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-rw-r--r--include/linux/pci.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 972491089ac9..3aba02a04792 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -96,6 +96,19 @@ enum pci_channel_state {
96 pci_channel_io_perm_failure = (__force pci_channel_state_t) 3, 96 pci_channel_io_perm_failure = (__force pci_channel_state_t) 3,
97}; 97};
98 98
99typedef unsigned int __bitwise pcie_reset_state_t;
100
101enum pcie_reset_state {
102 /* Reset is NOT asserted (Use to deassert reset) */
103 pcie_deassert_reset = (__force pcie_reset_state_t) 1,
104
105 /* Use #PERST to reset PCI-E device */
106 pcie_warm_reset = (__force pcie_reset_state_t) 2,
107
108 /* Use PCI-E Hot Reset to reset device */
109 pcie_hot_reset = (__force pcie_reset_state_t) 3
110};
111
99typedef unsigned short __bitwise pci_bus_flags_t; 112typedef unsigned short __bitwise pci_bus_flags_t;
100enum pci_bus_flags { 113enum pci_bus_flags {
101 PCI_BUS_FLAGS_NO_MSI = (__force pci_bus_flags_t) 1, 114 PCI_BUS_FLAGS_NO_MSI = (__force pci_bus_flags_t) 1,
@@ -532,6 +545,7 @@ static inline int pci_is_managed(struct pci_dev *pdev)
532 545
533void pci_disable_device(struct pci_dev *dev); 546void pci_disable_device(struct pci_dev *dev);
534void pci_set_master(struct pci_dev *dev); 547void pci_set_master(struct pci_dev *dev);
548int pci_set_pcie_reset_state(struct pci_dev *dev, enum pcie_reset_state state);
535#define HAVE_PCI_SET_MWI 549#define HAVE_PCI_SET_MWI
536int __must_check pci_set_mwi(struct pci_dev *dev); 550int __must_check pci_set_mwi(struct pci_dev *dev);
537void pci_clear_mwi(struct pci_dev *dev); 551void pci_clear_mwi(struct pci_dev *dev);