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Diffstat (limited to 'include/linux/pci_hotplug.h')
-rw-r--r--include/linux/pci_hotplug.h40
1 files changed, 25 insertions, 15 deletions
diff --git a/include/linux/pci_hotplug.h b/include/linux/pci_hotplug.h
index 20998746518e..652ba797696d 100644
--- a/include/linux/pci_hotplug.h
+++ b/include/linux/pci_hotplug.h
@@ -62,21 +62,15 @@ enum pcie_link_width {
};
enum pcie_link_speed {
- PCIE_2PT5GB = 0x14,
+ PCIE_2_5GB = 0x14,
+ PCIE_5_0GB = 0x15,
PCIE_LNK_SPEED_UNKNOWN = 0xFF,
};
-struct hotplug_slot;
-struct hotplug_slot_attribute {
- struct attribute attr;
- ssize_t (*show)(struct hotplug_slot *, char *);
- ssize_t (*store)(struct hotplug_slot *, const char *, size_t);
-};
-#define to_hotplug_attr(n) container_of(n, struct hotplug_slot_attribute, attr);
-
/**
* struct hotplug_slot_ops -the callbacks that the hotplug pci core can use
* @owner: The module owner of this structure
+ * @mod_name: The module name (KBUILD_MODNAME) of this structure
* @enable_slot: Called when the user wants to enable a specific pci slot
* @disable_slot: Called when the user wants to disable a specific pci slot
* @set_attention_status: Called to set the specific slot's attention LED to
@@ -109,6 +103,7 @@ struct hotplug_slot_attribute {
*/
struct hotplug_slot_ops {
struct module *owner;
+ const char *mod_name;
int (*enable_slot) (struct hotplug_slot *slot);
int (*disable_slot) (struct hotplug_slot *slot);
int (*set_attention_status) (struct hotplug_slot *slot, u8 value);
@@ -167,12 +162,21 @@ static inline const char *hotplug_slot_name(const struct hotplug_slot *slot)
return pci_slot_name(slot->pci_slot);
}
-extern int pci_hp_register(struct hotplug_slot *, struct pci_bus *, int nr,
- const char *name);
+extern int __pci_hp_register(struct hotplug_slot *slot, struct pci_bus *pbus,
+ int nr, const char *name,
+ struct module *owner, const char *mod_name);
extern int pci_hp_deregister(struct hotplug_slot *slot);
extern int __must_check pci_hp_change_slot_info (struct hotplug_slot *slot,
struct hotplug_slot_info *info);
+static inline int pci_hp_register(struct hotplug_slot *slot,
+ struct pci_bus *pbus,
+ int devnr, const char *name)
+{
+ return __pci_hp_register(slot, pbus, devnr, name,
+ THIS_MODULE, KBUILD_MODNAME);
+}
+
/* PCI Setting Record (Type 0) */
struct hpp_type0 {
u32 revision;
@@ -223,12 +227,18 @@ struct hotplug_params {
#ifdef CONFIG_ACPI
#include <acpi/acpi.h>
#include <acpi/acpi_bus.h>
-extern acpi_status acpi_get_hp_params_from_firmware(struct pci_bus *bus,
- struct hotplug_params *hpp);
+int pci_get_hp_params(struct pci_dev *dev, struct hotplug_params *hpp);
int acpi_get_hp_hw_control_from_firmware(struct pci_dev *dev, u32 flags);
-int acpi_root_bridge(acpi_handle handle);
int acpi_pci_check_ejectable(struct pci_bus *pbus, acpi_handle handle);
-int acpi_pci_detect_ejectable(struct pci_bus *pbus);
+int acpi_pci_detect_ejectable(acpi_handle handle);
+#else
+static inline int pci_get_hp_params(struct pci_dev *dev,
+ struct hotplug_params *hpp)
+{
+ return -ENODEV;
+}
#endif
+
+void pci_configure_slot(struct pci_dev *dev);
#endif