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path: root/drivers/pci/hotplug/pciehp.h
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Diffstat (limited to 'drivers/pci/hotplug/pciehp.h')
-rw-r--r--drivers/pci/hotplug/pciehp.h24
1 files changed, 15 insertions, 9 deletions
diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index e0adf4bc89e8..92c1f0f1e1ad 100644
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -50,12 +50,6 @@ extern int pciehp_force;
50#define info(format, arg...) printk(KERN_INFO "%s: " format, MY_NAME , ## arg) 50#define info(format, arg...) printk(KERN_INFO "%s: " format, MY_NAME , ## arg)
51#define warn(format, arg...) printk(KERN_WARNING "%s: " format, MY_NAME , ## arg) 51#define warn(format, arg...) printk(KERN_WARNING "%s: " format, MY_NAME , ## arg)
52 52
53struct hotplug_params {
54 u8 cache_line_size;
55 u8 latency_timer;
56 u8 enable_serr;
57 u8 enable_perr;
58};
59 53
60struct slot { 54struct slot {
61 struct slot *next; 55 struct slot *next;
@@ -192,9 +186,6 @@ extern u8 pciehp_handle_power_fault (u8 hp_slot, void *inst_id);
192/* pci functions */ 186/* pci functions */
193extern int pciehp_configure_device (struct slot *p_slot); 187extern int pciehp_configure_device (struct slot *p_slot);
194extern int pciehp_unconfigure_device (struct slot *p_slot); 188extern int pciehp_unconfigure_device (struct slot *p_slot);
195extern int pciehp_get_hp_hw_control_from_firmware(struct pci_dev *dev);
196extern void pciehp_get_hp_params_from_firmware(struct pci_dev *dev,
197 struct hotplug_params *hpp);
198 189
199 190
200 191
@@ -286,4 +277,19 @@ struct hpc_ops {
286 int (*check_lnk_status) (struct controller *ctrl); 277 int (*check_lnk_status) (struct controller *ctrl);
287}; 278};
288 279
280
281#ifdef CONFIG_ACPI
282#define pciehp_get_hp_hw_control_from_firmware(dev) \
283 pciehp_acpi_get_hp_hw_control_from_firmware(dev)
284static inline int pciehp_get_hp_params_from_firmware(struct pci_dev *dev,
285 struct hotplug_params *hpp)
286{
287 if (ACPI_FAILURE(acpi_get_hp_params_from_firmware(dev, hpp)))
288 return -ENODEV;
289 return 0;
290}
291#else
292#define pciehp_get_hp_hw_control_from_firmware(dev) 0
293#define pciehp_get_hp_params_from_firmware(dev, hpp) (-ENODEV)
294#endif /* CONFIG_ACPI */
289#endif /* _PCIEHP_H */ 295#endif /* _PCIEHP_H */