* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
- * Send feedback to <kristen.c.accardi@intel.com>
+ * Send feedback to <gregkh@us.ibm.com>,
+ * <t-kochi@bq.jp.nec.com>
*
*/
#include "pci_hotplug.h"
#include "acpiphp.h"
+static LIST_HEAD(slot_list);
+
#define MY_NAME "acpiphp"
static int debug;
kfree(slot);
}
-/* callback routine to initialize 'struct slot' for each slot */
-int acpiphp_register_hotplug_slot(struct acpiphp_slot *acpiphp_slot)
+/**
+ * init_slots - initialize 'struct slot' structures for each slot
+ *
+ */
+static int __init init_slots(void)
{
struct slot *slot;
- struct hotplug_slot *hotplug_slot;
- struct hotplug_slot_info *hotplug_slot_info;
int retval = -ENOMEM;
-
- slot = kzalloc(sizeof(*slot), GFP_KERNEL);
- if (!slot)
- goto error;
-
- slot->hotplug_slot = kzalloc(sizeof(*hotplug_slot), GFP_KERNEL);
- if (!slot->hotplug_slot)
- goto error_slot;
-
- slot->hotplug_slot->info = kzalloc(sizeof(*hotplug_slot_info),
- GFP_KERNEL);
- if (!slot->hotplug_slot->info)
- goto error_hpslot;
-
- slot->hotplug_slot->name = kzalloc(SLOT_NAME_SIZE, GFP_KERNEL);
- if (!slot->hotplug_slot->name)
- goto error_info;
-
- slot->hotplug_slot->private = slot;
- slot->hotplug_slot->release = &release_slot;
- slot->hotplug_slot->ops = &acpi_hotplug_slot_ops;
-
- slot->acpi_slot = acpiphp_slot;
- slot->hotplug_slot->info->power_status = acpiphp_get_power_status(slot->acpi_slot);
- slot->hotplug_slot->info->attention_status = 0;
- slot->hotplug_slot->info->latch_status = acpiphp_get_latch_status(slot->acpi_slot);
- slot->hotplug_slot->info->adapter_status = acpiphp_get_adapter_status(slot->acpi_slot);
- slot->hotplug_slot->info->max_bus_speed = PCI_SPEED_UNKNOWN;
- slot->hotplug_slot->info->cur_bus_speed = PCI_SPEED_UNKNOWN;
-
- acpiphp_slot->slot = slot;
- make_slot_name(slot);
-
- retval = pci_hp_register(slot->hotplug_slot);
- if (retval) {
- err("pci_hp_register failed with error %d\n", retval);
- goto error_name;
- }
-
- info("Slot [%s] registered\n", slot->hotplug_slot->name);
+ int i;
+
+ for (i = 0; i < num_slots; ++i) {
+ slot = kmalloc(sizeof(struct slot), GFP_KERNEL);
+ if (!slot)
+ goto error;
+ memset(slot, 0, sizeof(struct slot));
+
+ slot->hotplug_slot = kmalloc(sizeof(struct hotplug_slot), GFP_KERNEL);
+ if (!slot->hotplug_slot)
+ goto error_slot;
+ memset(slot->hotplug_slot, 0, sizeof(struct hotplug_slot));
+
+ slot->hotplug_slot->info = kmalloc(sizeof(struct hotplug_slot_info), GFP_KERNEL);
+ if (!slot->hotplug_slot->info)
+ goto error_hpslot;
+ memset(slot->hotplug_slot->info, 0, sizeof(struct hotplug_slot_info));
+
+ slot->hotplug_slot->name = kmalloc(SLOT_NAME_SIZE, GFP_KERNEL);
+ if (!slot->hotplug_slot->name)
+ goto error_info;
+
+ slot->number = i;
+
+ slot->hotplug_slot->private = slot;
+ slot->hotplug_slot->release = &release_slot;
+ slot->hotplug_slot->ops = &acpi_hotplug_slot_ops;
+
+ slot->acpi_slot = get_slot_from_id(i);
+ slot->hotplug_slot->info->power_status = acpiphp_get_power_status(slot->acpi_slot);
+ slot->hotplug_slot->info->attention_status = 0;
+ slot->hotplug_slot->info->latch_status = acpiphp_get_latch_status(slot->acpi_slot);
+ slot->hotplug_slot->info->adapter_status = acpiphp_get_adapter_status(slot->acpi_slot);
+ slot->hotplug_slot->info->max_bus_speed = PCI_SPEED_UNKNOWN;
+ slot->hotplug_slot->info->cur_bus_speed = PCI_SPEED_UNKNOWN;
+
+ make_slot_name(slot);
+
+ retval = pci_hp_register(slot->hotplug_slot);
+ if (retval) {
+ err("pci_hp_register failed with error %d\n", retval);
+ goto error_name;
+ }
+
+ /* add slot to our internal list */
+ list_add(&slot->slot_list, &slot_list);
+ info("Slot [%s] registered\n", slot->hotplug_slot->name);
+ }
return 0;
error_name:
}
-void acpiphp_unregister_hotplug_slot(struct acpiphp_slot *acpiphp_slot)
+static void __exit cleanup_slots (void)
{
- struct slot *slot = acpiphp_slot->slot;
- int retval = 0;
-
- info ("Slot [%s] unregistered\n", slot->hotplug_slot->name);
+ struct list_head *tmp, *n;
+ struct slot *slot;
- retval = pci_hp_deregister(slot->hotplug_slot);
- if (retval)
- err("pci_hp_deregister failed with error %d\n", retval);
+ list_for_each_safe (tmp, n, &slot_list) {
+ /* memory will be freed in release_slot callback */
+ slot = list_entry(tmp, struct slot, slot_list);
+ list_del(&slot->slot_list);
+ pci_hp_deregister(slot->hotplug_slot);
+ }
}
static int __init acpiphp_init(void)
{
+ int retval;
+
info(DRIVER_DESC " version: " DRIVER_VERSION "\n");
acpiphp_debug = debug;
/* read all the ACPI info from the system */
- return init_acpi();
+ retval = init_acpi();
+ if (retval)
+ return retval;
+
+ return init_slots();
}
static void __exit acpiphp_exit(void)
{
+ cleanup_slots();
/* deallocate internal data structures etc. */
acpiphp_glue_exit();
}