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PCI: pciehp: remove slot_list field

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Since PCIe downstream port has only one slot at most, we don't need
'slot_list' linked list to manage multiple slots under the port.

Acked-by: Alex Chiang <achiang@hp.com>
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Kenji Kaneshige
2009-09-15 17:24:46 +09:00
committed by Jesse Barnes
parent e2d4304b7d
commit 8720d27dab
4 changed files with 73 additions and 94 deletions
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16
drivers/pci/hotplug/pciehp.h
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@@ -80,7 +80,6 @@ struct slot {
struct controller *ctrl;
struct hpc_ops *hpc_ops;
struct hotplug_slot *hotplug_slot;
struct list_head slot_list;
struct delayed_work work; /* work for button event */
struct mutex lock;
};
@@ -98,7 +97,7 @@ struct controller {
int slot_num_inc; /* 1 or -1 */
struct pci_dev *pci_dev;
struct pcie_device *pcie; /* PCI Express port service */
struct list_head slot_list;
struct slot *slot;
struct hpc_ops *hpc_ops;
wait_queue_head_t queue; /* sleep & wake process */
u8 slot_device_offset;
@@ -181,19 +180,6 @@ static inline const char *slot_name(struct slot *slot)
return hotplug_slot_name(slot->hotplug_slot);
}
static inline struct slot *pciehp_find_slot(struct controller *ctrl, u8 device)
{
struct slot *slot;
list_for_each_entry(slot, &ctrl->slot_list, slot_list) {
if (slot->device == device)
return slot;
}
ctrl_err(ctrl, "Slot (device=0x%02x) not found\n", device);
return NULL;
}
struct hpc_ops {
int (*power_on_slot)(struct slot *slot);
int (*power_off_slot)(struct slot *slot);