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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.h27
1 files changed, 18 insertions, 9 deletions
diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index 8264a7680435..e3a1e7e7dba2 100644
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -43,6 +43,7 @@ extern int pciehp_poll_mode;
extern int pciehp_poll_time;
extern int pciehp_debug;
extern int pciehp_force;
+extern int pciehp_slot_with_bus;
extern struct workqueue_struct *pciehp_wq;
#define dbg(format, arg...) \
@@ -96,7 +97,8 @@ struct controller {
u32 slot_cap;
u8 cap_base;
struct timer_list poll_timer;
- volatile int cmd_busy;
+ int cmd_busy;
+ unsigned int no_cmd_complete:1;
};
#define INT_BUTTON_IGNORE 0
@@ -135,6 +137,7 @@ struct controller {
#define PWR_LED_PRSN 0x00000010
#define HP_SUPR_RM_SUP 0x00000020
#define EMI_PRSN 0x00020000
+#define NO_CMD_CMPL_SUP 0x00040000
#define ATTN_BUTTN(ctrl) ((ctrl)->slot_cap & ATTN_BUTTN_PRSN)
#define POWER_CTRL(ctrl) ((ctrl)->slot_cap & PWR_CTRL_PRSN)
@@ -143,20 +146,21 @@ struct controller {
#define PWR_LED(ctrl) ((ctrl)->slot_cap & PWR_LED_PRSN)
#define HP_SUPR_RM(ctrl) ((ctrl)->slot_cap & HP_SUPR_RM_SUP)
#define EMI(ctrl) ((ctrl)->slot_cap & EMI_PRSN)
+#define NO_CMD_CMPL(ctrl) ((ctrl)->slot_cap & NO_CMD_CMPL_SUP)
extern int pciehp_sysfs_enable_slot(struct slot *slot);
extern int pciehp_sysfs_disable_slot(struct slot *slot);
-extern u8 pciehp_handle_attention_button(u8 hp_slot, struct controller *ctrl);
-extern u8 pciehp_handle_switch_change(u8 hp_slot, struct controller *ctrl);
-extern u8 pciehp_handle_presence_change(u8 hp_slot, struct controller *ctrl);
-extern u8 pciehp_handle_power_fault(u8 hp_slot, struct controller *ctrl);
+extern u8 pciehp_handle_attention_button(struct slot *p_slot);
+ extern u8 pciehp_handle_switch_change(struct slot *p_slot);
+extern u8 pciehp_handle_presence_change(struct slot *p_slot);
+extern u8 pciehp_handle_power_fault(struct slot *p_slot);
extern int pciehp_configure_device(struct slot *p_slot);
extern int pciehp_unconfigure_device(struct slot *p_slot);
extern void pciehp_queue_pushbutton_work(struct work_struct *work);
-int pcie_init(struct controller *ctrl, struct pcie_device *dev);
+struct controller *pcie_init(struct pcie_device *dev);
int pciehp_enable_slot(struct slot *p_slot);
int pciehp_disable_slot(struct slot *p_slot);
-int pcie_init_hardware_part2(struct controller *ctrl, struct pcie_device *dev);
+int pcie_enable_notification(struct controller *ctrl);
static inline struct slot *pciehp_find_slot(struct controller *ctrl, u8 device)
{
@@ -199,8 +203,13 @@ struct hpc_ops {
#include <acpi/actypes.h>
#include <linux/pci-acpi.h>
-#define pciehp_get_hp_hw_control_from_firmware(dev) \
- pciehp_acpi_get_hp_hw_control_from_firmware(dev)
+static inline int pciehp_get_hp_hw_control_from_firmware(struct pci_dev *dev)
+{
+ u32 flags = (OSC_PCI_EXPRESS_NATIVE_HP_CONTROL |
+ OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL);
+ return acpi_get_hp_hw_control_from_firmware(dev, flags);
+}
+
static inline int pciehp_get_hp_params_from_firmware(struct pci_dev *dev,
struct hotplug_params *hpp)
{