+#define DBF_NAME_LEN 20
+
+struct qeth_dbf_entry {
+ char dbf_name[DBF_NAME_LEN];
+ debug_info_t *dbf_info;
+ struct list_head dbf_list;
+};
+
+static LIST_HEAD(qeth_dbf_list);
+static DEFINE_MUTEX(qeth_dbf_list_mutex);
+
+static debug_info_t *qeth_get_dbf_entry(char *name)
+{
+ struct qeth_dbf_entry *entry;
+ debug_info_t *rc = NULL;
+
+ mutex_lock(&qeth_dbf_list_mutex);
+ list_for_each_entry(entry, &qeth_dbf_list, dbf_list) {
+ if (strcmp(entry->dbf_name, name) == 0) {
+ rc = entry->dbf_info;
+ break;
+ }
+ }
+ mutex_unlock(&qeth_dbf_list_mutex);
+ return rc;
+}
+
+static int qeth_add_dbf_entry(struct qeth_card *card, char *name)
+{
+ struct qeth_dbf_entry *new_entry;
+
+ card->debug = debug_register(name, 2, 1, 8);
+ if (!card->debug) {
+ QETH_DBF_TEXT_(SETUP, 2, "%s", "qcdbf");
+ goto err;
+ }
+ if (debug_register_view(card->debug, &debug_hex_ascii_view))
+ goto err_dbg;
+ new_entry = kzalloc(sizeof(struct qeth_dbf_entry), GFP_KERNEL);
+ if (!new_entry)
+ goto err_dbg;
+ strncpy(new_entry->dbf_name, name, DBF_NAME_LEN);
+ new_entry->dbf_info = card->debug;
+ mutex_lock(&qeth_dbf_list_mutex);
+ list_add(&new_entry->dbf_list, &qeth_dbf_list);
+ mutex_unlock(&qeth_dbf_list_mutex);
+
+ return 0;
+
+err_dbg:
+ debug_unregister(card->debug);
+err:
+ return -ENOMEM;
+}
+
+static void qeth_clear_dbf_list(void)
+{
+ struct qeth_dbf_entry *entry, *tmp;
+
+ mutex_lock(&qeth_dbf_list_mutex);
+ list_for_each_entry_safe(entry, tmp, &qeth_dbf_list, dbf_list) {
+ list_del(&entry->dbf_list);
+ debug_unregister(entry->dbf_info);
+ kfree(entry);
+ }
+ mutex_unlock(&qeth_dbf_list_mutex);
+}
+