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path: root/drivers/pci/hotplug/acpiphp.h
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Diffstat (limited to 'drivers/pci/hotplug/acpiphp.h')
-rw-r--r--drivers/pci/hotplug/acpiphp.h35
1 files changed, 15 insertions, 20 deletions
diff --git a/drivers/pci/hotplug/acpiphp.h b/drivers/pci/hotplug/acpiphp.h
index b70ac00a117e..6fdd49c6f0b9 100644
--- a/drivers/pci/hotplug/acpiphp.h
+++ b/drivers/pci/hotplug/acpiphp.h
@@ -73,8 +73,9 @@ static inline const char *slot_name(struct slot *slot)
*/
struct acpiphp_bridge {
struct list_head list;
+ struct list_head slots;
+ struct kref ref;
acpi_handle handle;
- struct acpiphp_slot *slots;
/* Ejectable PCI-to-PCI bridge (PCI bridge and PCI function) */
struct acpiphp_func *func;
@@ -97,7 +98,7 @@ struct acpiphp_bridge {
* PCI slot information for each *physical* PCI slot
*/
struct acpiphp_slot {
- struct acpiphp_slot *next;
+ struct list_head node;
struct acpiphp_bridge *bridge; /* parent */
struct list_head funcs; /* one slot may have different
objects (i.e. for each function) */
@@ -119,7 +120,6 @@ struct acpiphp_slot {
*/
struct acpiphp_func {
struct acpiphp_slot *slot; /* parent */
- struct acpiphp_bridge *bridge; /* Ejectable PCI-to-PCI bridge */
struct list_head sibling;
struct notifier_block nb;
@@ -146,10 +146,6 @@ struct acpiphp_attention_info
#define ACPI_PCI_HOST_HID "PNP0A03"
/* ACPI _STA method value (ignore bit 4; battery present) */
-#define ACPI_STA_PRESENT (0x00000001)
-#define ACPI_STA_ENABLED (0x00000002)
-#define ACPI_STA_SHOW_IN_UI (0x00000004)
-#define ACPI_STA_FUNCTIONING (0x00000008)
#define ACPI_STA_ALL (0x0000000f)
/* bridge flags */
@@ -174,25 +170,24 @@ struct acpiphp_attention_info
/* function prototypes */
/* acpiphp_core.c */
-extern int acpiphp_register_attention(struct acpiphp_attention_info*info);
-extern int acpiphp_unregister_attention(struct acpiphp_attention_info *info);
-extern int acpiphp_register_hotplug_slot(struct acpiphp_slot *slot);
-extern void acpiphp_unregister_hotplug_slot(struct acpiphp_slot *slot);
+int acpiphp_register_attention(struct acpiphp_attention_info*info);
+int acpiphp_unregister_attention(struct acpiphp_attention_info *info);
+int acpiphp_register_hotplug_slot(struct acpiphp_slot *slot);
+void acpiphp_unregister_hotplug_slot(struct acpiphp_slot *slot);
/* acpiphp_glue.c */
-extern int acpiphp_glue_init (void);
-extern void acpiphp_glue_exit (void);
typedef int (*acpiphp_callback)(struct acpiphp_slot *slot, void *data);
-extern int acpiphp_enable_slot (struct acpiphp_slot *slot);
-extern int acpiphp_disable_slot (struct acpiphp_slot *slot);
-extern int acpiphp_eject_slot (struct acpiphp_slot *slot);
-extern u8 acpiphp_get_power_status (struct acpiphp_slot *slot);
-extern u8 acpiphp_get_attention_status (struct acpiphp_slot *slot);
-extern u8 acpiphp_get_latch_status (struct acpiphp_slot *slot);
-extern u8 acpiphp_get_adapter_status (struct acpiphp_slot *slot);
+int acpiphp_enable_slot(struct acpiphp_slot *slot);
+int acpiphp_disable_slot(struct acpiphp_slot *slot);
+int acpiphp_eject_slot(struct acpiphp_slot *slot);
+u8 acpiphp_get_power_status(struct acpiphp_slot *slot);
+u8 acpiphp_get_attention_status(struct acpiphp_slot *slot);
+u8 acpiphp_get_latch_status(struct acpiphp_slot *slot);
+u8 acpiphp_get_adapter_status(struct acpiphp_slot *slot);
/* variables */
extern bool acpiphp_debug;
+extern bool acpiphp_disabled;
#endif /* _ACPIPHP_H */