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Diffstat (limited to 'include/linux/pci.h')
-rw-r--r--include/linux/pci.h14
1 files changed, 13 insertions, 1 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h
index c20211e59a57..540b377ca8f6 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -497,7 +497,7 @@ struct pci_dev {
u16 pasid_features;
#endif
#ifdef CONFIG_PCI_P2PDMA
- struct pci_p2pdma *p2pdma;
+ struct pci_p2pdma __rcu *p2pdma;
#endif
u16 acs_cap; /* ACS Capability offset */
phys_addr_t rom; /* Physical address if not from BAR */
@@ -862,6 +862,8 @@ struct module;
* MSI-X vectors available for distribution to the VFs.
* @err_handler: See Documentation/PCI/pci-error-recovery.rst
* @groups: Sysfs attribute groups.
+ * @dev_groups: Attributes attached to the device that will be
+ * created once it is bound to the driver.
* @driver: Driver model structure.
* @dynids: List of dynamically added device IDs.
*/
@@ -879,6 +881,7 @@ struct pci_driver {
u32 (*sriov_get_vf_total_msix)(struct pci_dev *pf);
const struct pci_error_handlers *err_handler;
const struct attribute_group **groups;
+ const struct attribute_group **dev_groups;
struct device_driver driver;
struct pci_dynids dynids;
};
@@ -1621,6 +1624,9 @@ void pci_cfg_access_lock(struct pci_dev *dev);
bool pci_cfg_access_trylock(struct pci_dev *dev);
void pci_cfg_access_unlock(struct pci_dev *dev);
+int pci_dev_trylock(struct pci_dev *dev);
+void pci_dev_unlock(struct pci_dev *dev);
+
/*
* PCI domain support. Sometimes called PCI segment (eg by ACPI),
* a PCI domain is defined to be a set of PCI buses which share
@@ -1772,6 +1778,10 @@ static inline int pci_request_regions(struct pci_dev *dev, const char *res_name)
{ return -EIO; }
static inline void pci_release_regions(struct pci_dev *dev) { }
+static inline int pci_register_io_range(struct fwnode_handle *fwnode,
+ phys_addr_t addr, resource_size_t size)
+{ return -EINVAL; }
+
static inline unsigned long pci_address_to_pio(phys_addr_t addr) { return -1; }
static inline struct pci_bus *pci_find_next_bus(const struct pci_bus *from)
@@ -2344,6 +2354,7 @@ int pci_vpd_find_info_keyword(const u8 *buf, unsigned int off,
struct device_node;
struct irq_domain;
struct irq_domain *pci_host_bridge_of_msi_domain(struct pci_bus *bus);
+bool pci_host_of_has_msi_map(struct device *dev);
/* Arch may override this (weak) */
struct device_node *pcibios_get_phb_of_node(struct pci_bus *bus);
@@ -2351,6 +2362,7 @@ struct device_node *pcibios_get_phb_of_node(struct pci_bus *bus);
#else /* CONFIG_OF */
static inline struct irq_domain *
pci_host_bridge_of_msi_domain(struct pci_bus *bus) { return NULL; }
+static inline bool pci_host_of_has_msi_map(struct device *dev) { return false; }
#endif /* CONFIG_OF */
static inline struct device_node *