diff options
Diffstat (limited to 'drivers/pci/hotplug/rpaphp_vio.c')
| -rw-r--r-- | drivers/pci/hotplug/rpaphp_vio.c | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/drivers/pci/hotplug/rpaphp_vio.c b/drivers/pci/hotplug/rpaphp_vio.c deleted file mode 100644 index 74df6a305e6..00000000000 --- a/drivers/pci/hotplug/rpaphp_vio.c +++ /dev/null @@ -1,129 +0,0 @@ -/* - * RPA Hot Plug Virtual I/O device functions - * Copyright (C) 2004 Linda Xie <lxie@us.ibm.com> - * - * All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or (at - * your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or - * NON INFRINGEMENT. See the GNU General Public License for more - * details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - * Send feedback to <lxie@us.ibm.com> - * - */ -#include <asm/vio.h> -#include "rpaphp.h" - -/* - * get_vio_adapter_status - get the status of a slot - * - * status: - * - * 1-- adapter is configured - * 2-- adapter is not configured - * 3-- not valid - */ -inline int rpaphp_get_vio_adapter_status(struct slot *slot, int is_init, u8 *value) -{ - *value = slot->state; - return 0; -} - -int rpaphp_unconfig_vio_adapter(struct slot *slot) -{ - int retval = 0; - - dbg("Entry %s: slot[%s]\n", __FUNCTION__, slot->name); - if (!slot->dev.vio_dev) { - info("%s: no VIOA in slot[%s]\n", __FUNCTION__, slot->name); - retval = -EINVAL; - goto exit; - } - /* remove the device from the vio core */ - vio_unregister_device(slot->dev.vio_dev); - slot->state = NOT_CONFIGURED; - info("%s: adapter in slot[%s] unconfigured.\n", __FUNCTION__, slot->name); -exit: - dbg("Exit %s, rc=0x%x\n", __FUNCTION__, retval); - return retval; -} - -static int setup_vio_hotplug_slot_info(struct slot *slot) -{ - slot->hotplug_slot->info->power_status = 1; - rpaphp_get_vio_adapter_status(slot, 1, - &slot->hotplug_slot->info->adapter_status); - return 0; -} - -int register_vio_slot(struct device_node *dn) -{ - u32 *index; - char *name; - int rc = -EINVAL; - struct slot *slot = NULL; - - rc = rpaphp_get_drc_props(dn, NULL, &name, NULL, NULL); - if (rc < 0) - goto exit_rc; - index = (u32 *) get_property(dn, "ibm,my-drc-index", NULL); - if (!index) - goto exit_rc; - if (!(slot = alloc_slot_struct(dn, *index, name, 0))) { - rc = -ENOMEM; - goto exit_rc; - } - slot->dev_type = VIO_DEV; - slot->dev.vio_dev = vio_find_node(dn); - if (slot->dev.vio_dev) { - /* - * rpaphp is the only owner of vio devices and - * does not need extra reference taken by - * vio_find_node - */ - put_device(&slot->dev.vio_dev->dev); - } else - slot->dev.vio_dev = vio_register_device_node(dn); - if (slot->dev.vio_dev) - slot->state = CONFIGURED; - else - slot->state = NOT_CONFIGURED; - if (setup_vio_hotplug_slot_info(slot)) - goto exit_rc; - strcpy(slot->name, slot->dev.vio_dev->dev.bus_id); - info("%s: registered VIO device[name=%s vio_dev=%p]\n", - __FUNCTION__, slot->name, slot->dev.vio_dev); - rc = register_slot(slot); -exit_rc: - if (rc && slot) - dealloc_slot_struct(slot); - return (rc); -} - -int rpaphp_enable_vio_slot(struct slot *slot) -{ - int retval = 0; - - if ((slot->dev.vio_dev = vio_register_device_node(slot->dn))) { - info("%s: VIO adapter %s in slot[%s] has been configured\n", - __FUNCTION__, slot->dn->name, slot->name); - slot->state = CONFIGURED; - } else { - info("%s: no vio_dev struct for adapter in slot[%s]\n", - __FUNCTION__, slot->name); - slot->state = NOT_CONFIGURED; - } - - return retval; -} |