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path: root/drivers/pci/hotplug/shpchp.h
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Diffstat (limited to 'drivers/pci/hotplug/shpchp.h')
-rw-r--r--drivers/pci/hotplug/shpchp.h30
1 files changed, 19 insertions, 11 deletions
diff --git a/drivers/pci/hotplug/shpchp.h b/drivers/pci/hotplug/shpchp.h
index f10f1ba877af..5c70f43908c4 100644
--- a/drivers/pci/hotplug/shpchp.h
+++ b/drivers/pci/hotplug/shpchp.h
@@ -106,12 +106,6 @@ struct controller {
106 volatile int cmd_busy; 106 volatile int cmd_busy;
107}; 107};
108 108
109struct hotplug_params {
110 u8 cache_line_size;
111 u8 latency_timer;
112 u8 enable_serr;
113 u8 enable_perr;
114};
115 109
116/* Define AMD SHPC ID */ 110/* Define AMD SHPC ID */
117#define PCI_DEVICE_ID_AMD_GOLAM_7450 0x7450 111#define PCI_DEVICE_ID_AMD_GOLAM_7450 0x7450
@@ -193,15 +187,29 @@ extern u8 shpchp_handle_power_fault(u8 hp_slot, void *inst_id);
193extern int shpchp_save_config(struct controller *ctrl, int busnumber, int num_ctlr_slots, int first_device_num); 187extern int shpchp_save_config(struct controller *ctrl, int busnumber, int num_ctlr_slots, int first_device_num);
194extern int shpchp_configure_device(struct slot *p_slot); 188extern int shpchp_configure_device(struct slot *p_slot);
195extern int shpchp_unconfigure_device(struct slot *p_slot); 189extern int shpchp_unconfigure_device(struct slot *p_slot);
196extern void get_hp_hw_control_from_firmware(struct pci_dev *dev);
197extern void get_hp_params_from_firmware(struct pci_dev *dev,
198 struct hotplug_params *hpp);
199extern int shpchprm_get_physical_slot_number(struct controller *ctrl,
200 u32 *sun, u8 busnum, u8 devnum);
201extern void shpchp_remove_ctrl_files(struct controller *ctrl); 190extern void shpchp_remove_ctrl_files(struct controller *ctrl);
202extern void cleanup_slots(struct controller *ctrl); 191extern void cleanup_slots(struct controller *ctrl);
203extern void queue_pushbutton_work(void *data); 192extern void queue_pushbutton_work(void *data);
204 193
194
195#ifdef CONFIG_ACPI
196static inline int get_hp_params_from_firmware(struct pci_dev *dev,
197 struct hotplug_params *hpp)
198{
199 if (ACPI_FAILURE(acpi_get_hp_params_from_firmware(dev, hpp)))
200 return -ENODEV;
201 return 0;
202}
203#define get_hp_hw_control_from_firmware(pdev) \
204 do { \
205 if (DEVICE_ACPI_HANDLE(&(pdev->dev))) \
206 acpi_run_oshp(DEVICE_ACPI_HANDLE(&(pdev->dev))); \
207 } while (0)
208#else
209#define get_hp_params_from_firmware(dev, hpp) (-ENODEV)
210#define get_hp_hw_control_from_firmware(dev) do { } while (0)
211#endif
212
205struct ctrl_reg { 213struct ctrl_reg {
206 volatile u32 base_offset; 214 volatile u32 base_offset;
207 volatile u32 slot_avail1; 215 volatile u32 slot_avail1;