Merge tag 'for-linus-5.11-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git...

[linux-2.6-microblaze.git] / drivers / pci / pci.h

diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 81bf905..5c59365 100644 (file)
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -104,6 +104,8 @@ void pci_config_pm_runtime_get(struct pci_dev *dev);
 void pci_config_pm_runtime_put(struct pci_dev *dev);
 void pci_pm_init(struct pci_dev *dev);
 void pci_ea_init(struct pci_dev *dev);
+void pci_msi_init(struct pci_dev *dev);
+void pci_msix_init(struct pci_dev *dev);
 void pci_allocate_cap_save_buffers(struct pci_dev *dev);
 void pci_free_cap_save_buffers(struct pci_dev *dev);
 bool pci_bridge_d3_possible(struct pci_dev *dev);
@@ -185,27 +187,6 @@ void pci_no_msi(void);
 static inline void pci_no_msi(void) { }
 #endif
 
-static inline void pci_msi_set_enable(struct pci_dev *dev, int enable)
-{
-       u16 control;
-
-       pci_read_config_word(dev, dev->msi_cap + PCI_MSI_FLAGS, &control);
-       control &= ~PCI_MSI_FLAGS_ENABLE;
-       if (enable)
-               control |= PCI_MSI_FLAGS_ENABLE;
-       pci_write_config_word(dev, dev->msi_cap + PCI_MSI_FLAGS, control);
-}
-
-static inline void pci_msix_clear_and_set_ctrl(struct pci_dev *dev, u16 clear, u16 set)
-{
-       u16 ctrl;
-
-       pci_read_config_word(dev, dev->msix_cap + PCI_MSIX_FLAGS, &ctrl);
-       ctrl &= ~clear;
-       ctrl |= set;
-       pci_write_config_word(dev, dev->msix_cap + PCI_MSIX_FLAGS, ctrl);
-}
-
 void pci_realloc_get_opt(char *);
 
 static inline int pci_no_d1d2(struct pci_dev *dev)
@@ -450,6 +431,15 @@ int aer_get_device_error_info(struct pci_dev *dev, struct aer_err_info *info);
 void aer_print_error(struct pci_dev *dev, struct aer_err_info *info);
 #endif /* CONFIG_PCIEAER */
 
+#ifdef CONFIG_PCIEPORTBUS
+/* Cached RCEC Endpoint Association */
+struct rcec_ea {
+       u8              nextbusn;
+       u8              lastbusn;
+       u32             bitmap;
+};
+#endif
+
 #ifdef CONFIG_PCIE_DPC
 void pci_save_dpc_state(struct pci_dev *dev);
 void pci_restore_dpc_state(struct pci_dev *dev);
@@ -462,6 +452,22 @@ static inline void pci_restore_dpc_state(struct pci_dev *dev) {}
 static inline void pci_dpc_init(struct pci_dev *pdev) {}
 #endif
 
+#ifdef CONFIG_PCIEPORTBUS
+void pci_rcec_init(struct pci_dev *dev);
+void pci_rcec_exit(struct pci_dev *dev);
+void pcie_link_rcec(struct pci_dev *rcec);
+void pcie_walk_rcec(struct pci_dev *rcec,
+                   int (*cb)(struct pci_dev *, void *),
+                   void *userdata);
+#else
+static inline void pci_rcec_init(struct pci_dev *dev) {}
+static inline void pci_rcec_exit(struct pci_dev *dev) {}
+static inline void pcie_link_rcec(struct pci_dev *rcec) {}
+static inline void pcie_walk_rcec(struct pci_dev *rcec,
+                                 int (*cb)(struct pci_dev *, void *),
+                                 void *userdata) {}
+#endif
+
 #ifdef CONFIG_PCI_ATS
 /* Address Translation Service */
 void pci_ats_init(struct pci_dev *dev);
@@ -518,6 +524,16 @@ static inline int pci_iov_bus_range(struct pci_bus *bus)
 
 #endif /* CONFIG_PCI_IOV */
 
+#ifdef CONFIG_PCIE_PTM
+void pci_save_ptm_state(struct pci_dev *dev);
+void pci_restore_ptm_state(struct pci_dev *dev);
+void pci_disable_ptm(struct pci_dev *dev);
+#else
+static inline void pci_save_ptm_state(struct pci_dev *dev) { }
+static inline void pci_restore_ptm_state(struct pci_dev *dev) { }
+static inline void pci_disable_ptm(struct pci_dev *dev) { }
+#endif
+
 unsigned long pci_cardbus_resource_alignment(struct resource *);
 
 static inline resource_size_t pci_resource_alignment(struct pci_dev *dev,
@@ -557,8 +573,8 @@ static inline int pci_dev_specific_disable_acs_redir(struct pci_dev *dev)
 
 /* PCI error reporting and recovery */
 pci_ers_result_t pcie_do_recovery(struct pci_dev *dev,
-                       pci_channel_state_t state,
-                       pci_ers_result_t (*reset_link)(struct pci_dev *pdev));
+               pci_channel_state_t state,
+               pci_ers_result_t (*reset_subordinates)(struct pci_dev *pdev));
 
 bool pcie_wait_for_link(struct pci_dev *pdev, bool active);
 #ifdef CONFIG_PCIEASPM
@@ -566,11 +582,15 @@ void pcie_aspm_init_link_state(struct pci_dev *pdev);
 void pcie_aspm_exit_link_state(struct pci_dev *pdev);
 void pcie_aspm_pm_state_change(struct pci_dev *pdev);
 void pcie_aspm_powersave_config_link(struct pci_dev *pdev);
+void pci_save_aspm_l1ss_state(struct pci_dev *dev);
+void pci_restore_aspm_l1ss_state(struct pci_dev *dev);
 #else
 static inline void pcie_aspm_init_link_state(struct pci_dev *pdev) { }
 static inline void pcie_aspm_exit_link_state(struct pci_dev *pdev) { }
 static inline void pcie_aspm_pm_state_change(struct pci_dev *pdev) { }
 static inline void pcie_aspm_powersave_config_link(struct pci_dev *pdev) { }
+static inline void pci_save_aspm_l1ss_state(struct pci_dev *dev) { }
+static inline void pci_restore_aspm_l1ss_state(struct pci_dev *dev) { }
 #endif
 
 #ifdef CONFIG_PCIE_ECRC