PCI: pciehp: remove num_slots field
Since PCIe downstream port has only one slot at most, we don't need num_slots field in struct controller. Note that struct controller itself doesn't exist if PCIe downstream port has no slot. 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>
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@ -93,7 +93,6 @@ struct event_info {
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struct controller {
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struct mutex crit_sect; /* critical section mutex */
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struct mutex ctrl_lock; /* controller lock */
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int num_slots; /* Number of slots on ctlr */
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int slot_num_inc; /* 1 or -1 */
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struct pci_dev *pci_dev;
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struct pcie_device *pcie; /* PCI Express port service */
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@ -1025,7 +1025,6 @@ struct controller *pcie_init(struct pcie_device *dev)
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ctrl->slot_cap = slot_cap;
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ctrl->first_slot = slot_cap >> 19;
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ctrl->slot_device_offset = 0;
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ctrl->num_slots = 1;
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ctrl->hpc_ops = &pciehp_hpc_ops;
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mutex_init(&ctrl->crit_sect);
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mutex_init(&ctrl->ctrl_lock);
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