1 files changed, 15 insertions, 1 deletions

diff --git a/include/linux/pci.h b/include/linux/pci.h
index f27893b3b724..8c230cbcbb48 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -251,7 +251,8 @@ struct pci_dev {
         u8              revision;       /* PCI revision, low byte of class word */
         u8              hdr_type;       /* PCI header type (`multi' flag masked out) */
         u8              pcie_cap;       /* PCI-E capability offset */
-        u8              pcie_type;      /* PCI-E device/port type */
+        u8              pcie_type:4;    /* PCI-E device/port type */
+        u8              pcie_mpss:3;    /* PCI-E Max Payload Size Supported */
         u8              rom_base_reg;   /* which config register controls the ROM */
         u8              pin;            /* which interrupt pin this device uses */
 
@@ -617,6 +618,16 @@ struct pci_driver {
 /* these external functions are only available when PCI support is enabled */
 #ifdef CONFIG_PCI
 
+extern void pcie_bus_configure_settings(struct pci_bus *bus, u8 smpss);
+
+enum pcie_bus_config_types {
+        PCIE_BUS_PERFORMANCE,
+        PCIE_BUS_SAFE,
+        PCIE_BUS_PEER2PEER,
+};
+
+extern enum pcie_bus_config_types pcie_bus_config;
+
 extern struct bus_type pci_bus_type;
 
 /* Do NOT directly access these two variables, unless you are arch specific pci
@@ -796,10 +807,13 @@ int pcix_get_mmrbc(struct pci_dev *dev);
 int pcix_set_mmrbc(struct pci_dev *dev, int mmrbc);
 int pcie_get_readrq(struct pci_dev *dev);
 int pcie_set_readrq(struct pci_dev *dev, int rq);
+int pcie_get_mps(struct pci_dev *dev);
+int pcie_set_mps(struct pci_dev *dev, int mps);
 int __pci_reset_function(struct pci_dev *dev);
 int pci_reset_function(struct pci_dev *dev);
 void pci_update_resource(struct pci_dev *dev, int resno);
 int __must_check pci_assign_resource(struct pci_dev *dev, int i);
+int __must_check pci_reassign_resource(struct pci_dev *dev, int i, resource_size_t add_size, resource_size_t align);
 int pci_select_bars(struct pci_dev *dev, unsigned long flags);
 
 /* ROM control related routines */