diff options
Diffstat (limited to 'drivers/pci/hotplug')
| -rw-r--r-- | drivers/pci/hotplug/shpchp_pci.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/pci/hotplug/shpchp_pci.c b/drivers/pci/hotplug/shpchp_pci.c index 38009bc0fd5..19e1a5e1e30 100644 --- a/drivers/pci/hotplug/shpchp_pci.c +++ b/drivers/pci/hotplug/shpchp_pci.c @@ -89,10 +89,11 @@ int shpchp_configure_device(struct slot *p_slot) struct pci_bus *parent = p_slot->ctrl->pci_dev->subordinate; int num, fn; - dev = pci_find_slot(p_slot->bus, PCI_DEVFN(p_slot->device, 0)); + dev = pci_get_slot(parent, PCI_DEVFN(p_slot->device, 0)); if (dev) { err("Device %s already exists at %x:%x, cannot hot-add\n", pci_name(dev), p_slot->bus, p_slot->device); + pci_dev_put(dev); return -EINVAL; } @@ -103,12 +104,13 @@ int shpchp_configure_device(struct slot *p_slot) } for (fn = 0; fn < 8; fn++) { - if (!(dev = pci_find_slot(p_slot->bus, - PCI_DEVFN(p_slot->device, fn)))) + dev = pci_get_slot(parent, PCI_DEVFN(p_slot->device, fn)); + if (!dev) continue; if ((dev->class >> 16) == PCI_BASE_CLASS_DISPLAY) { err("Cannot hot-add display device %s\n", pci_name(dev)); + pci_dev_put(dev); continue; } if ((dev->hdr_type == PCI_HEADER_TYPE_BRIDGE) || @@ -124,18 +126,21 @@ int shpchp_configure_device(struct slot *p_slot) } if (busnr >= end) { err("No free bus for hot-added bridge\n"); + pci_dev_put(dev); continue; } child = pci_add_new_bus(parent, dev, busnr); if (!child) { err("Cannot add new bus for %s\n", pci_name(dev)); + pci_dev_put(dev); continue; } child->subordinate = pci_do_scan_bus(child); pci_bus_size_bridges(child); } program_fw_provided_values(dev); + pci_dev_put(dev); } pci_bus_assign_resources(parent); @@ -149,17 +154,19 @@ int shpchp_unconfigure_device(struct slot *p_slot) int rc = 0; int j; u8 bctl = 0; - + struct pci_bus *parent = p_slot->ctrl->pci_dev->subordinate; + dbg("%s: bus/dev = %x/%x\n", __FUNCTION__, p_slot->bus, p_slot->device); for (j=0; j<8 ; j++) { - struct pci_dev* temp = pci_find_slot(p_slot->bus, + struct pci_dev* temp = pci_get_slot(parent, (p_slot->device << 3) | j); if (!temp) continue; if ((temp->class >> 16) == PCI_BASE_CLASS_DISPLAY) { err("Cannot remove display device %s\n", pci_name(temp)); + pci_dev_put(temp); continue; } if (temp->hdr_type == PCI_HEADER_TYPE_BRIDGE) { @@ -167,10 +174,12 @@ int shpchp_unconfigure_device(struct slot *p_slot) if (bctl & PCI_BRIDGE_CTL_VGA) { err("Cannot remove display device %s\n", pci_name(temp)); + pci_dev_put(temp); continue; } } pci_remove_bus_device(temp); + pci_dev_put(temp); } return rc; } |