diff options
| author | Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> | 2008-12-08 14:30:24 +0900 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2008-12-16 13:26:46 -0800 |
| commit | db9aaf0bf19886114935152996edd9c6683b741c (patch) | |
| tree | 789bdbc23345c16dcf43c05d9e0987bf92065d07 /drivers | |
| parent | b0b801dd7de3d77bb143d3c98199b487df0fc63a (diff) | |
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 <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/pci/hotplug/pciehp_core.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c index 4b23bc39b11e..39cf248d24e3 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; |