From db9aaf0bf19886114935152996edd9c6683b741c Mon Sep 17 00:00:00 2001 From: Kenji Kaneshige Date: Mon, 8 Dec 2008 14:30:24 +0900 Subject: [PATCH] PCI: pciehp: fix unexpected power off with pciehp_force This patch fixes the problem that causes an occupied slot to be turned off even if it has a working device. Signed-off-by: Kenji Kaneshige Signed-off-by: Jesse Barnes --- drivers/pci/hotplug/pciehp_core.c | 23 ++++++++++++----------- 1 file changed, 12 insertions(+), 11 deletions(-) diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c index 4b23bc39b11..39cf248d24e 100644 --- a/drivers/pci/hotplug/pciehp_core.c +++ b/drivers/pci/hotplug/pciehp_core.c @@ -432,18 +432,19 @@ static int pciehp_probe(struct pcie_device *dev, const struct pcie_port_service_ goto err_out_release_ctlr; } + /* Check if slot is occupied */ t_slot = pciehp_find_slot(ctrl, ctrl->slot_device_offset); - - t_slot->hpc_ops->get_adapter_status(t_slot, &value); /* Check if slot is occupied */ - if (value && pciehp_force) { - rc = pciehp_enable_slot(t_slot); - if (rc) /* -ENODEV: shouldn't happen, but deal with it */ - value = 0; - } - if ((POWER_CTRL(ctrl)) && !value) { - rc = t_slot->hpc_ops->power_off_slot(t_slot); /* Power off slot if not occupied*/ - if (rc) - goto err_out_free_ctrl_slot; + t_slot->hpc_ops->get_adapter_status(t_slot, &value); + if (value) { + if (pciehp_force) + pciehp_enable_slot(t_slot); + } else { + /* Power off slot if not occupied */ + if (POWER_CTRL(ctrl)) { + rc = t_slot->hpc_ops->power_off_slot(t_slot); + if (rc) + goto err_out_free_ctrl_slot; + } } return 0; -- 2.41.0