diff options
author | Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> | 2009-09-15 17:24:46 +0900 |
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committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2009-09-17 10:05:31 -0700 |
commit | 8720d27dabf580278a7719fa8b5783d9878e2d42 (patch) | |
tree | 229ee309a9a205f41650a01ff83c0a24b710a314 /drivers/pci/hotplug/pciehp_hpc.c | |
parent | e2d4304b7d2b85c45de89ec420037d6b9261a12d (diff) | |
download | op-kernel-dev-8720d27dabf580278a7719fa8b5783d9878e2d42.zip op-kernel-dev-8720d27dabf580278a7719fa8b5783d9878e2d42.tar.gz |
PCI: pciehp: remove slot_list field
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>
Diffstat (limited to 'drivers/pci/hotplug/pciehp_hpc.c')
-rw-r--r-- | drivers/pci/hotplug/pciehp_hpc.c | 20 |
1 files changed, 7 insertions, 13 deletions
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c index 271f917..cb0cf2c 100644 --- a/drivers/pci/hotplug/pciehp_hpc.c +++ b/drivers/pci/hotplug/pciehp_hpc.c @@ -614,8 +614,8 @@ static int hpc_power_off_slot(struct slot * slot) static irqreturn_t pcie_isr(int irq, void *dev_id) { struct controller *ctrl = (struct controller *)dev_id; + struct slot *slot = ctrl->slot; u16 detected, intr_loc; - struct slot *p_slot; /* * In order to guarantee that all interrupt events are @@ -656,24 +656,22 @@ static irqreturn_t pcie_isr(int irq, void *dev_id) if (!(intr_loc & ~PCI_EXP_SLTSTA_CC)) return IRQ_HANDLED; - p_slot = pciehp_find_slot(ctrl, ctrl->slot_device_offset); - /* Check MRL Sensor Changed */ if (intr_loc & PCI_EXP_SLTSTA_MRLSC) - pciehp_handle_switch_change(p_slot); + pciehp_handle_switch_change(slot); /* Check Attention Button Pressed */ if (intr_loc & PCI_EXP_SLTSTA_ABP) - pciehp_handle_attention_button(p_slot); + pciehp_handle_attention_button(slot); /* Check Presence Detect Changed */ if (intr_loc & PCI_EXP_SLTSTA_PDC) - pciehp_handle_presence_change(p_slot); + pciehp_handle_presence_change(slot); /* Check Power Fault Detected */ if ((intr_loc & PCI_EXP_SLTSTA_PFD) && !ctrl->power_fault_detected) { ctrl->power_fault_detected = 1; - pciehp_handle_power_fault(p_slot); + pciehp_handle_power_fault(slot); } return IRQ_HANDLED; } @@ -938,15 +936,13 @@ static int pcie_init_slot(struct controller *ctrl) slot->number = ctrl->first_slot; mutex_init(&slot->lock); INIT_DELAYED_WORK(&slot->work, pciehp_queue_pushbutton_work); - list_add(&slot->slot_list, &ctrl->slot_list); + ctrl->slot = slot; return 0; } static void pcie_cleanup_slot(struct controller *ctrl) { - struct slot *slot; - slot = list_first_entry(&ctrl->slot_list, struct slot, slot_list); - list_del(&slot->slot_list); + struct slot *slot = ctrl->slot; cancel_delayed_work(&slot->work); flush_scheduled_work(); flush_workqueue(pciehp_wq); @@ -1014,8 +1010,6 @@ struct controller *pcie_init(struct pcie_device *dev) dev_err(&dev->device, "%s: Out of memory\n", __func__); goto abort; } - INIT_LIST_HEAD(&ctrl->slot_list); - ctrl->pcie = dev; ctrl->pci_dev = pdev; ctrl->cap_base = pci_find_capability(pdev, PCI_CAP_ID_EXP); |