diff options
| -rw-r--r-- | drivers/s390/net/qeth_core.h | 8 | ||||
| -rw-r--r-- | drivers/s390/net/qeth_core_main.c | 25 | ||||
| -rw-r--r-- | drivers/s390/net/qeth_l2_main.c | 35 |
3 files changed, 24 insertions, 44 deletions
diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h index afe3662a4ad5..0ee026947f20 100644 --- a/drivers/s390/net/qeth_core.h +++ b/drivers/s390/net/qeth_core.h @@ -774,7 +774,6 @@ struct qeth_switch_info { #define QETH_NAPI_WEIGHT NAPI_POLL_WEIGHT struct qeth_card { - struct list_head list; enum qeth_card_states state; spinlock_t lock; struct ccwgroup_device *gdev; @@ -826,11 +825,6 @@ struct qeth_card { struct work_struct close_dev_work; }; -struct qeth_card_list_struct { - struct list_head list; - rwlock_t rwlock; -}; - struct qeth_trap_id { __u16 lparnr; char vmname[8]; @@ -977,11 +971,11 @@ int qeth_core_load_discipline(struct qeth_card *, enum qeth_discipline_id); void qeth_core_free_discipline(struct qeth_card *); /* exports for qeth discipline device drivers */ -extern struct qeth_card_list_struct qeth_core_card_list; extern struct kmem_cache *qeth_core_header_cache; extern struct qeth_dbf_info qeth_dbf[QETH_DBF_INFOS]; struct net_device *qeth_clone_netdev(struct net_device *orig); +struct qeth_card *qeth_get_card_by_busid(char *bus_id); void qeth_set_recovery_task(struct qeth_card *); void qeth_clear_recovery_task(struct qeth_card *); void qeth_set_allowed_threads(struct qeth_card *, unsigned long , int); diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index 2568ddc1bbc3..508bad2dbd0b 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -54,8 +54,6 @@ struct qeth_dbf_info qeth_dbf[QETH_DBF_INFOS] = { }; EXPORT_SYMBOL_GPL(qeth_dbf); -struct qeth_card_list_struct qeth_core_card_list; -EXPORT_SYMBOL_GPL(qeth_core_card_list); struct kmem_cache *qeth_core_header_cache; EXPORT_SYMBOL_GPL(qeth_core_header_cache); static struct kmem_cache *qeth_qdio_outbuf_cache; @@ -5806,9 +5804,6 @@ static int qeth_core_probe_device(struct ccwgroup_device *gdev) break; } - write_lock_irq(&qeth_core_card_list.rwlock); - list_add_tail(&card->list, &qeth_core_card_list.list); - write_unlock_irq(&qeth_core_card_list.rwlock); return 0; err_disc: @@ -5833,9 +5828,6 @@ static void qeth_core_remove_device(struct ccwgroup_device *gdev) qeth_core_free_discipline(card); } - write_lock_irq(&qeth_core_card_list.rwlock); - list_del(&card->list); - write_unlock_irq(&qeth_core_card_list.rwlock); free_netdev(card->dev); qeth_core_free_card(card); put_device(&gdev->dev); @@ -5950,6 +5942,21 @@ static struct ccwgroup_driver qeth_core_ccwgroup_driver = { .restore = qeth_core_restore, }; +struct qeth_card *qeth_get_card_by_busid(char *bus_id) +{ + struct ccwgroup_device *gdev; + struct qeth_card *card; + + gdev = get_ccwgroupdev_by_busid(&qeth_core_ccwgroup_driver, bus_id); + if (!gdev) + return NULL; + + card = dev_get_drvdata(&gdev->dev); + put_device(&gdev->dev); + return card; +} +EXPORT_SYMBOL_GPL(qeth_get_card_by_busid); + int qeth_do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) { struct qeth_card *card = dev->ml_priv; @@ -6688,8 +6695,6 @@ static int __init qeth_core_init(void) int rc; pr_info("loading core functions\n"); - INIT_LIST_HEAD(&qeth_core_card_list.list); - rwlock_init(&qeth_core_card_list.rwlock); qeth_wq = create_singlethread_workqueue("qeth_wq"); if (!qeth_wq) { diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c index 8d3601891c62..2836231c1c5d 100644 --- a/drivers/s390/net/qeth_l2_main.c +++ b/drivers/s390/net/qeth_l2_main.c @@ -36,28 +36,6 @@ static void qeth_l2_vnicc_init(struct qeth_card *card); static bool qeth_l2_vnicc_recover_timeout(struct qeth_card *card, u32 vnicc, u32 *timeout); -static struct net_device *qeth_l2_netdev_by_devno(unsigned char *read_dev_no) -{ - struct qeth_card *card; - struct net_device *ndev; - __u16 temp_dev_no; - unsigned long flags; - struct ccw_dev_id read_devid; - - ndev = NULL; - memcpy(&temp_dev_no, read_dev_no, 2); - read_lock_irqsave(&qeth_core_card_list.rwlock, flags); - list_for_each_entry(card, &qeth_core_card_list.list, list) { - ccw_device_get_id(CARD_RDEV(card), &read_devid); - if (read_devid.devno == temp_dev_no) { - ndev = card->dev; - break; - } - } - read_unlock_irqrestore(&qeth_core_card_list.rwlock, flags); - return ndev; -} - static int qeth_setdelmac_makerc(struct qeth_card *card, int retcode) { int rc; @@ -1286,13 +1264,16 @@ int qeth_osn_register(unsigned char *read_dev_no, struct net_device **dev, int (*data_cb)(struct sk_buff *)) { struct qeth_card *card; + char bus_id[16]; + u16 devno; - *dev = qeth_l2_netdev_by_devno(read_dev_no); - if (*dev == NULL) - return -ENODEV; - card = (*dev)->ml_priv; - if (!card) + memcpy(&devno, read_dev_no, 2); + sprintf(bus_id, "0.0.%04x", devno); + card = qeth_get_card_by_busid(bus_id); + if (!card || !IS_OSN(card)) return -ENODEV; + *dev = card->dev; + QETH_CARD_TEXT(card, 2, "osnreg"); if ((assist_cb == NULL) || (data_cb == NULL)) return -EINVAL; |