#include <linux/kobject.h>
#include <linux/sysfs.h>
#include <linux/pci.h>
+#include <asm/rtas.h>
#include "rpaphp.h"
+static ssize_t removable_read_file (struct hotplug_slot *php_slot, char *buf)
+{
+ u8 value;
+ int retval = -ENOENT;
+ struct slot *slot = (struct slot *)php_slot->private;
+
+ if (!slot)
+ return retval;
+
+ value = slot->removable;
+ retval = sprintf (buf, "%d\n", value);
+ return retval;
+}
+
+static struct hotplug_slot_attribute hotplug_slot_attr_removable = {
+ .attr = {.name = "phy_removable", .mode = S_IFREG | S_IRUGO},
+ .show = removable_read_file,
+};
+
+static void rpaphp_sysfs_add_attr_removable (struct hotplug_slot *slot)
+{
+ sysfs_create_file(&slot->kobj, &hotplug_slot_attr_removable.attr);
+}
+
+static void rpaphp_sysfs_remove_attr_removable (struct hotplug_slot *slot)
+{
+ sysfs_remove_file(&slot->kobj, &hotplug_slot_attr_removable.attr);
+}
+
static ssize_t location_read_file (struct hotplug_slot *php_slot, char *buf)
{
char *value;
sysfs_create_file(&slot->kobj, &hotplug_slot_attr_location.attr);
}
-void rpaphp_sysfs_remove_attr_location (struct hotplug_slot *slot)
+static void rpaphp_sysfs_remove_attr_location (struct hotplug_slot *slot)
{
sysfs_remove_file(&slot->kobj, &hotplug_slot_attr_location.attr);
}
void dealloc_slot_struct(struct slot *slot)
{
+ struct list_head *ln, *n;
+
+ if (slot->dev_type == PCI_DEV) {
+ list_for_each_safe (ln, n, &slot->dev.pci_funcs) {
+ struct rpaphp_pci_func *func;
+
+ func = list_entry(ln, struct rpaphp_pci_func, sibling);
+ kfree(func);
+ }
+ }
+
kfree(slot->hotplug_slot->info);
kfree(slot->hotplug_slot->name);
kfree(slot->hotplug_slot);
memset(slot, 0, sizeof (struct slot));
slot->hotplug_slot = kmalloc(sizeof (struct hotplug_slot), GFP_KERNEL);
if (!slot->hotplug_slot)
- goto error_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);
memset(slot->hotplug_slot->info, 0, sizeof (struct hotplug_slot_info));
slot->hotplug_slot->name = kmalloc(BUS_ID_SIZE + 1, GFP_KERNEL);
if (!slot->hotplug_slot->name)
- goto error_info;
+ goto error_info;
slot->location = kmalloc(strlen(drc_name) + 1, GFP_KERNEL);
if (!slot->location)
goto error_name;
slot->hotplug_slot->private = slot;
slot->hotplug_slot->ops = &rpaphp_hotplug_slot_ops;
slot->hotplug_slot->release = &rpaphp_release_slot;
- slot->hotplug_slot->info->cur_bus_speed = PCI_SPEED_UNKNOWN;
-
- return slot;
+
+ return (slot);
error_name:
kfree(slot->hotplug_slot->name);
return NULL;
}
+static int is_registered(struct slot *slot)
+{
+ struct slot *tmp_slot;
+
+ list_for_each_entry(tmp_slot, &rpaphp_slot_head, rpaphp_slot_list) {
+ if (!strcmp(tmp_slot->name, slot->name))
+ return 1;
+ }
+ return 0;
+}
+
+int deregister_slot(struct slot *slot)
+{
+ int retval = 0;
+ struct hotplug_slot *php_slot = slot->hotplug_slot;
+
+ dbg("%s - Entry: deregistering slot=%s\n",
+ __FUNCTION__, slot->name);
+
+ list_del(&slot->rpaphp_slot_list);
+
+ /* remove "phy_location" file */
+ rpaphp_sysfs_remove_attr_location(php_slot);
+
+ /* remove "phy_removable" file */
+ rpaphp_sysfs_remove_attr_removable(php_slot);
+
+ retval = pci_hp_deregister(php_slot);
+ if (retval)
+ err("Problem unregistering a slot %s\n", slot->name);
+ else
+ num_slots--;
+
+ dbg("%s - Exit: rc[%d]\n", __FUNCTION__, retval);
+ return retval;
+}
+
int register_slot(struct slot *slot)
{
int retval;
- char *vio_uni_addr = NULL;
- dbg("%s registering slot:path[%s] index[%x], name[%s] pdomain[%x] type[%d]\n",
- __FUNCTION__, slot->dn->full_name, slot->index, slot->name,
+ dbg("%s registering slot:path[%s] index[%x], name[%s] pdomain[%x] type[%d]\n",
+ __FUNCTION__, slot->dn->full_name, slot->index, slot->name,
slot->power_domain, slot->type);
-
+ /* should not try to register the same slot twice */
+ if (is_registered(slot)) { /* should't be here */
+ err("register_slot: slot[%s] is already registered\n", slot->name);
+ rpaphp_release_slot(slot->hotplug_slot);
+ return 1;
+ }
retval = pci_hp_register(slot->hotplug_slot);
if (retval) {
err("pci_hp_register failed with error %d\n", retval);
/* create "phy_locatoin" file */
rpaphp_sysfs_add_attr_location(slot->hotplug_slot);
+ /* create "phy_removable" file */
+ rpaphp_sysfs_add_attr_removable(slot->hotplug_slot);
+
/* add slot to our internal list */
dbg("%s adding slot[%s] to rpaphp_slot_list\n",
__FUNCTION__, slot->name);
list_add(&slot->rpaphp_slot_list, &rpaphp_slot_head);
- if (vio_uni_addr)
- info("Slot [%s](vio_uni_addr=%s) registered\n",
- slot->name, vio_uni_addr);
+ if (slot->dev_type == VIO_DEV)
+ info("Slot [%s](VIO location=%s) registered\n",
+ slot->name, slot->location);
else
- info("Slot [%s](bus_id=%s) registered\n",
- slot->name, pci_name(slot->bridge));
+ info("Slot [%s](PCI location=%s) registered\n",
+ slot->name, slot->location);
num_slots++;
return 0;
}
int rpaphp_get_power_status(struct slot *slot, u8 * value)
{
- int rc;
-
- rc = rtas_get_power_level(slot->power_domain, (int *) value);
- if (rc)
- err("failed to get power-level for slot(%s), rc=0x%x\n",
- slot->name, rc);
+ int rc = 0;
+
+ if (slot->type == EMBEDDED) {
+ dbg("%s set to POWER_ON for EMBEDDED slot %s\n",
+ __FUNCTION__, slot->location);
+ *value = POWER_ON;
+ }
+ else {
+ rc = rtas_get_power_level(slot->power_domain, (int *) value);
+ if (rc)
+ err("failed to get power-level for slot(%s), rc=0x%x\n",
+ slot->location, rc);
+ }
return rc;
}
/* status: LED_OFF or LED_ON */
rc = rtas_set_indicator(DR_INDICATOR, slot->index, status);
if (rc)
- err("slot(%s) set attention-status(%d) failed! rc=0x%x\n",
- slot->name, status, rc);
+ err("slot(name=%s location=%s index=0x%x) set attention-status(%d) failed! rc=0x%x\n",
+ slot->name, slot->location, slot->index, status, rc);
return rc;
}