diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/s390/net/qeth_core.h | 25 | ||||
| -rw-r--r-- | drivers/s390/net/qeth_core_main.c | 156 | ||||
| -rw-r--r-- | drivers/s390/net/qeth_core_sys.c | 2 | ||||
| -rw-r--r-- | drivers/s390/net/qeth_l2.h | 1 | ||||
| -rw-r--r-- | drivers/s390/net/qeth_l2_main.c | 126 | ||||
| -rw-r--r-- | drivers/s390/net/qeth_l2_sys.c | 34 | ||||
| -rw-r--r-- | drivers/s390/net/qeth_l3_main.c | 109 |
7 files changed, 180 insertions, 273 deletions
diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h index 7c37e94fb28b..9575a627a1e1 100644 --- a/drivers/s390/net/qeth_core.h +++ b/drivers/s390/net/qeth_core.h @@ -558,7 +558,6 @@ enum qeth_channel_states { */ enum qeth_card_states { CARD_STATE_DOWN, - CARD_STATE_HARDSETUP, CARD_STATE_SOFTSETUP, }; @@ -608,6 +607,8 @@ struct qeth_cmd_buffer { long timeout; unsigned char *data; void (*finalize)(struct qeth_card *card, struct qeth_cmd_buffer *iob); + bool (*match)(struct qeth_cmd_buffer *iob, + struct qeth_cmd_buffer *reply); void (*callback)(struct qeth_card *card, struct qeth_cmd_buffer *iob, unsigned int data_length); int rc; @@ -618,6 +619,14 @@ static inline void qeth_get_cmd(struct qeth_cmd_buffer *iob) refcount_inc(&iob->ref_count); } +static inline struct qeth_ipa_cmd *__ipa_reply(struct qeth_cmd_buffer *iob) +{ + if (!IS_IPA(iob->data)) + return NULL; + + return (struct qeth_ipa_cmd *) PDU_ENCAPSULATION(iob->data); +} + static inline struct qeth_ipa_cmd *__ipa_cmd(struct qeth_cmd_buffer *iob) { return (struct qeth_ipa_cmd *)(iob->data + IPA_PDU_HEADER_SIZE); @@ -727,11 +736,10 @@ struct qeth_osn_info { struct qeth_discipline { const struct device_type *devtype; - int (*recover)(void *ptr); int (*setup) (struct ccwgroup_device *); void (*remove) (struct ccwgroup_device *); - int (*set_online) (struct ccwgroup_device *); - int (*set_offline) (struct ccwgroup_device *); + int (*set_online)(struct qeth_card *card); + void (*set_offline)(struct qeth_card *card); int (*do_ioctl)(struct net_device *dev, struct ifreq *rq, int cmd); int (*control_event_handler)(struct qeth_card *card, struct qeth_ipa_cmd *cmd); @@ -987,14 +995,11 @@ struct net_device *qeth_clone_netdev(struct net_device *orig); struct qeth_card *qeth_get_card_by_busid(char *bus_id); void qeth_set_allowed_threads(struct qeth_card *, unsigned long , int); int qeth_threads_running(struct qeth_card *, unsigned long); -int qeth_do_run_thread(struct qeth_card *, unsigned long); -void qeth_clear_thread_start_bit(struct qeth_card *, unsigned long); -void qeth_clear_thread_running_bit(struct qeth_card *, unsigned long); int qeth_core_hardsetup_card(struct qeth_card *card, bool *carrier_ok); int qeth_stop_channel(struct qeth_channel *channel); +int qeth_set_offline(struct qeth_card *card, bool resetting); void qeth_print_status_message(struct qeth_card *); -int qeth_init_qdio_queues(struct qeth_card *); int qeth_send_ipa_cmd(struct qeth_card *, struct qeth_cmd_buffer *, int (*reply_cb) (struct qeth_card *, struct qeth_reply *, unsigned long), @@ -1027,7 +1032,9 @@ void qeth_setadp_promisc_mode(struct qeth_card *card, bool enable); int qeth_setadpparms_change_macaddr(struct qeth_card *); void qeth_tx_timeout(struct net_device *, unsigned int txqueue); void qeth_prepare_ipa_cmd(struct qeth_card *card, struct qeth_cmd_buffer *iob, - u16 cmd_length); + u16 cmd_length, + bool (*match)(struct qeth_cmd_buffer *iob, + struct qeth_cmd_buffer *reply)); int qeth_query_switch_attributes(struct qeth_card *card, struct qeth_switch_info *sw_info); int qeth_query_card_info(struct qeth_card *card, diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index c19cc3978e1f..9639938581f5 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -247,9 +247,6 @@ int qeth_realloc_buffer_pool(struct qeth_card *card, int bufcnt) { QETH_CARD_TEXT(card, 2, "realcbp"); - if (card->state != CARD_STATE_DOWN) - return -EPERM; - /* TODO: steel/add buffers from/to a running card's buffer pool (?) */ qeth_clear_working_pool_list(card); qeth_free_buffer_pool(card); @@ -748,8 +745,8 @@ static void qeth_issue_next_read_cb(struct qeth_card *card, goto out; } - if (IS_IPA(iob->data)) { - cmd = (struct qeth_ipa_cmd *) PDU_ENCAPSULATION(iob->data); + cmd = __ipa_reply(iob); + if (cmd) { cmd = qeth_check_ipa_data(card, cmd); if (!cmd) goto out; @@ -758,17 +755,12 @@ static void qeth_issue_next_read_cb(struct qeth_card *card, card->osn_info.assist_cb(card->dev, cmd); goto out; } - } else { - /* non-IPA commands should only flow during initialization */ - if (card->state != CARD_STATE_DOWN) - goto out; } /* match against pending cmd requests */ spin_lock_irqsave(&card->lock, flags); list_for_each_entry(tmp, &card->cmd_waiter_list, list) { - if (!IS_IPA(tmp->data) || - __ipa_cmd(tmp)->hdr.seqno == cmd->hdr.seqno) { + if (tmp->match && tmp->match(tmp, iob)) { request = tmp; /* take the object outside the lock */ qeth_get_cmd(request); @@ -823,7 +815,8 @@ static int qeth_set_thread_start_bit(struct qeth_card *card, return 0; } -void qeth_clear_thread_start_bit(struct qeth_card *card, unsigned long thread) +static void qeth_clear_thread_start_bit(struct qeth_card *card, + unsigned long thread) { unsigned long flags; @@ -832,9 +825,9 @@ void qeth_clear_thread_start_bit(struct qeth_card *card, unsigned long thread) spin_unlock_irqrestore(&card->thread_mask_lock, flags); wake_up(&card->wait_q); } -EXPORT_SYMBOL_GPL(qeth_clear_thread_start_bit); -void qeth_clear_thread_running_bit(struct qeth_card *card, unsigned long thread) +static void qeth_clear_thread_running_bit(struct qeth_card *card, + unsigned long thread) { unsigned long flags; @@ -843,7 +836,6 @@ void qeth_clear_thread_running_bit(struct qeth_card *card, unsigned long thread) spin_unlock_irqrestore(&card->thread_mask_lock, flags); wake_up_all(&card->wait_q); } -EXPORT_SYMBOL_GPL(qeth_clear_thread_running_bit); static int __qeth_do_run_thread(struct qeth_card *card, unsigned long thread) { @@ -864,7 +856,7 @@ static int __qeth_do_run_thread(struct qeth_card *card, unsigned long thread) return rc; } -int qeth_do_run_thread(struct qeth_card *card, unsigned long thread) +static int qeth_do_run_thread(struct qeth_card *card, unsigned long thread) { int rc = 0; @@ -872,7 +864,6 @@ int qeth_do_run_thread(struct qeth_card *card, unsigned long thread) (rc = __qeth_do_run_thread(card, thread)) >= 0); return rc; } -EXPORT_SYMBOL_GPL(qeth_do_run_thread); void qeth_schedule_recovery(struct qeth_card *card) { @@ -880,7 +871,6 @@ void qeth_schedule_recovery(struct qeth_card *card) if (qeth_set_thread_start_bit(card, QETH_RECOVER_THREAD) == 0) schedule_work(&card->kernel_thread_starter); } -EXPORT_SYMBOL_GPL(qeth_schedule_recovery); static int qeth_get_problem(struct qeth_card *card, struct ccw_device *cdev, struct irb *irb) @@ -1287,6 +1277,7 @@ static int qeth_do_start_thread(struct qeth_card *card, unsigned long thread) return rc; } +static int qeth_do_reset(void *data); static void qeth_start_kernel_thread(struct work_struct *work) { struct task_struct *ts; @@ -1298,8 +1289,7 @@ static void qeth_start_kernel_thread(struct work_struct *work) card->write.state != CH_STATE_UP) return; if (qeth_do_start_thread(card, QETH_RECOVER_THREAD)) { - ts = kthread_run(card->discipline->recover, (void *)card, - "qeth_recover"); + ts = kthread_run(qeth_do_reset, card, "qeth_recover"); if (IS_ERR(ts)) { qeth_clear_thread_start_bit(card, QETH_RECOVER_THREAD); qeth_clear_thread_running_bit(card, @@ -1690,6 +1680,13 @@ static void qeth_mpc_finalize_cmd(struct qeth_card *card, iob->callback = qeth_release_buffer_cb; } +static bool qeth_mpc_match_reply(struct qeth_cmd_buffer *iob, + struct qeth_cmd_buffer *reply) +{ + /* MPC cmds are issued strictly in sequence. */ + return !IS_IPA(reply->data); +} + static struct qeth_cmd_buffer *qeth_mpc_alloc_cmd(struct qeth_card *card, void *data, unsigned int data_length) @@ -1704,6 +1701,7 @@ static struct qeth_cmd_buffer *qeth_mpc_alloc_cmd(struct qeth_card *card, qeth_setup_ccw(__ccw_from_cmd(iob), CCW_CMD_WRITE, 0, data_length, iob->data); iob->finalize = qeth_mpc_finalize_cmd; + iob->match = qeth_mpc_match_reply; return iob; } @@ -2665,7 +2663,7 @@ static unsigned int qeth_tx_select_bulk_max(struct qeth_card *card, return card->ssqd.mmwc ? card->ssqd.mmwc : 1; } -int qeth_init_qdio_queues(struct qeth_card *card) +static int qeth_init_qdio_queues(struct qeth_card *card) { unsigned int i; int rc; @@ -2713,7 +2711,6 @@ int qeth_init_qdio_queues(struct qeth_card *card) } return 0; } -EXPORT_SYMBOL_GPL(qeth_init_qdio_queues); static void qeth_ipa_finalize_cmd(struct qeth_card *card, struct qeth_cmd_buffer *iob) @@ -2725,7 +2722,9 @@ static void qeth_ipa_finalize_cmd(struct qeth_card *card, } void qeth_prepare_ipa_cmd(struct qeth_card *card, struct qeth_cmd_buffer *iob, - u16 cmd_length) + u16 cmd_length, + bool (*match)(struct qeth_cmd_buffer *iob, + struct qeth_cmd_buffer *reply)) { u8 prot_type = qeth_mpc_select_prot_type(card); u16 total_length = iob->length; @@ -2733,6 +2732,7 @@ void qeth_prepare_ipa_cmd(struct qeth_card *card, struct qeth_cmd_buffer *iob, qeth_setup_ccw(__ccw_from_cmd(iob), CCW_CMD_WRITE, 0, total_length, iob->data); iob->finalize = qeth_ipa_finalize_cmd; + iob->match = match; memcpy(iob->data, IPA_PDU_HEADER, IPA_PDU_HEADER_SIZE); memcpy(QETH_IPA_PDU_LEN_TOTAL(iob->data), &total_length, 2); @@ -2745,6 +2745,14 @@ void qeth_prepare_ipa_cmd(struct qeth_card *card, struct qeth_cmd_buffer *iob, } EXPORT_SYMBOL_GPL(qeth_prepare_ipa_cmd); +static bool qeth_ipa_match_reply(struct qeth_cmd_buffer *iob, + struct qeth_cmd_buffer *reply) +{ + struct qeth_ipa_cmd *ipa_reply = __ipa_reply(reply); + + return ipa_reply && (__ipa_cmd(iob)->hdr.seqno == ipa_reply->hdr.seqno); +} + struct qeth_cmd_buffer *qeth_ipa_alloc_cmd(struct qeth_card *card, enum qeth_ipa_cmds cmd_code, enum qeth_prot_versions prot, @@ -2760,7 +2768,7 @@ struct qeth_cmd_buffer *qeth_ipa_alloc_cmd(struct qeth_card *card, if (!iob) return NULL; - qeth_prepare_ipa_cmd(card, iob, data_length); + qeth_prepare_ipa_cmd(card, iob, data_length, qeth_ipa_match_reply); hdr = &__ipa_cmd(iob)->hdr; hdr->command = cmd_code; @@ -3096,7 +3104,6 @@ int qeth_hw_trap(struct qeth_card *card, enum qeth_diags_trap_action action) } return qeth_send_ipa_cmd(card, iob, qeth_hw_trap_cb, NULL); } -EXPORT_SYMBOL_GPL(qeth_hw_trap); static int qeth_check_qdio_errors(struct qeth_card *card, struct qdio_buffer *buf, @@ -5026,6 +5033,12 @@ retriable: if (rc) goto out; + rc = qeth_init_qdio_queues(card); + if (rc) { + QETH_CARD_TEXT_(card, 2, "9err%d", rc); + goto out; + } + return 0; out: dev_warn(&card->gdev->dev, "The qeth device driver failed to recover " @@ -5036,6 +5049,89 @@ out: } EXPORT_SYMBOL_GPL(qeth_core_hardsetup_card); +static int qeth_set_online(struct qeth_card *card) +{ + int rc; + + mutex_lock(&card->discipline_mutex); + mutex_lock(&card->conf_mutex); + QETH_CARD_TEXT(card, 2, "setonlin"); + + rc = card->discipline->set_online(card); + + mutex_unlock(&card->conf_mutex); + mutex_unlock(&card->discipline_mutex); + + return rc; +} + +int qeth_set_offline(struct qeth_card *card, bool resetting) +{ + int rc, rc2, rc3; + + mutex_lock(&card->discipline_mutex); + mutex_lock(&card->conf_mutex); + QETH_CARD_TEXT(card, 3, "setoffl"); + + if ((!resetting && card->info.hwtrap) || card->info.hwtrap == 2) { + qeth_hw_trap(card, QETH_DIAGS_TRAP_DISARM); + card->info.hwtrap = 1; + } + + rtnl_lock(); + card->info.open_when_online = card->dev->flags & IFF_UP; + dev_close(card->dev); + netif_device_detach(card->dev); + netif_carrier_off(card->dev); + rtnl_unlock(); + + card->discipline->set_offline(card); + + rc = qeth_stop_channel(&card->data); + rc2 = qeth_stop_channel(&card->write); + rc3 = qeth_stop_channel(&card->read); + if (!rc) + rc = (rc2) ? rc2 : rc3; + if (rc) + QETH_CARD_TEXT_(card, 2, "1err%d", rc); + qdio_free(CARD_DDEV(card)); + + /* let user_space know that device is offline */ + kobject_uevent(&card->gdev->dev.kobj, KOBJ_CHANGE); + + mutex_unlock(&card->conf_mutex); + mutex_unlock(&card->discipline_mutex); + return 0; +} +EXPORT_SYMBOL_GPL(qeth_set_offline); + +static int qeth_do_reset(void *data) +{ + struct qeth_card *card = data; + int rc; + + QETH_CARD_TEXT(card, 2, "recover1"); + if (!qeth_do_run_thread(card, QETH_RECOVER_THREAD)) + return 0; + QETH_CARD_TEXT(card, 2, "recover2"); + dev_warn(&card->gdev->dev, + "A recovery process has been started for the device\n"); + + qeth_set_offline(card, true); + rc = qeth_set_online(card); + if (!rc) { + dev_info(&card->gdev->dev, + "Device successfully recovered!\n"); + } else { + ccwgroup_set_offline(card->gdev); + dev_warn(&card->gdev->dev, + "The qeth device driver failed to recover an error on the device\n"); + } + qeth_clear_thread_start_bit(card, QETH_RECOVER_THREAD); + qeth_clear_thread_running_bit(card, QETH_RECOVER_THREAD); + return 0; +} + #if IS_ENABLED(CONFIG_QETH_L3) static void qeth_l3_rebuild_skb(struct qeth_card *card, struct sk_buff *skb, struct qeth_hdr *hdr) @@ -5972,7 +6068,8 @@ static int qeth_core_set_online(struct ccwgroup_device *gdev) goto err; } } - rc = card->discipline->set_online(gdev); + + rc = qeth_set_online(card); err: return rc; } @@ -5980,7 +6077,8 @@ err: static int qeth_core_set_offline(struct ccwgroup_device *gdev) { struct qeth_card *card = dev_get_drvdata(&gdev->dev); - return card->discipline->set_offline(gdev); + + return qeth_set_offline(card, false); } static void qeth_core_shutdown(struct ccwgroup_device *gdev) @@ -6003,7 +6101,7 @@ static int qeth_suspend(struct ccwgroup_device *gdev) if (gdev->state == CCWGROUP_OFFLINE) return 0; - card->discipline->set_offline(gdev); + qeth_set_offline(card, false); return 0; } @@ -6012,7 +6110,7 @@ static int qeth_resume(struct ccwgroup_device *gdev) struct qeth_card *card = dev_get_drvdata(&gdev->dev); int rc; - rc = card->discipline->set_online(gdev); + rc = qeth_set_online(card); qeth_set_allowed_threads(card, 0xffffffff, 0); if (rc) diff --git a/drivers/s390/net/qeth_core_sys.c b/drivers/s390/net/qeth_core_sys.c index 7bd86027f559..2bd9993aa60b 100644 --- a/drivers/s390/net/qeth_core_sys.c +++ b/drivers/s390/net/qeth_core_sys.c @@ -24,8 +24,6 @@ static ssize_t qeth_dev_state_show(struct device *dev, switch (card->state) { case CARD_STATE_DOWN: return sprintf(buf, "DOWN\n"); - case CARD_STATE_HARDSETUP: - return sprintf(buf, "HARDSETUP\n"); case CARD_STATE_SOFTSETUP: if (card->dev->flags & IFF_UP) return sprintf(buf, "UP (LAN %s)\n", diff --git a/drivers/s390/net/qeth_l2.h b/drivers/s390/net/qeth_l2.h index ddc615b431a8..adf25c9fd2b3 100644 --- a/drivers/s390/net/qeth_l2.h +++ b/drivers/s390/net/qeth_l2.h @@ -13,7 +13,6 @@ extern const struct attribute_group *qeth_l2_attr_groups[]; int qeth_l2_create_device_attributes(struct device *); void qeth_l2_remove_device_attributes(struct device *); -void qeth_l2_setup_bridgeport_attrs(struct qeth_card *card); int qeth_bridgeport_query_ports(struct qeth_card *card, enum qeth_sbp_roles *role, enum qeth_sbp_states *state); diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c index 7175b5d8a23c..692bd2623401 100644 --- a/drivers/s390/net/qeth_l2_main.c +++ b/drivers/s390/net/qeth_l2_main.c @@ -24,7 +24,6 @@ #include "qeth_core.h" #include "qeth_l2.h" -static int qeth_l2_set_offline(struct ccwgroup_device *); static void qeth_bridgeport_query_support(struct qeth_card *card); static void qeth_bridge_state_change(struct qeth_card *card, struct qeth_ipa_cmd *cmd); @@ -284,15 +283,12 @@ static void qeth_l2_stop_card(struct qeth_card *card) if (card->state == CARD_STATE_SOFTSETUP) { qeth_clear_ipacmd_list(card); - card->state = CARD_STATE_HARDSETUP; - } - if (card->state == CARD_STATE_HARDSETUP) { qeth_drain_output_queues(card); - qeth_clear_working_pool_list(card); card->state = CARD_STATE_DOWN; } qeth_qdio_clear_card(card, 0); + qeth_clear_working_pool_list(card); flush_workqueue(card->event_wq); card->info.mac_bits &= ~QETH_LAYER2_MAC_REGISTERED; card->info.promisc_mode = 0; @@ -610,7 +606,7 @@ static void qeth_l2_remove_device(struct ccwgroup_device *cgdev) wait_event(card->wait_q, qeth_threads_running(card, 0xffffffff) == 0); if (cgdev->state == CCWGROUP_ONLINE) - qeth_l2_set_offline(cgdev); + qeth_set_offline(card, false); cancel_work_sync(&card->close_dev_work); if (qeth_netdev_is_registered(card->dev)) @@ -728,17 +724,31 @@ static void qeth_l2_trace_features(struct qeth_card *card) sizeof(card->options.vnicc.sup_chars)); } -static int qeth_l2_set_online(struct ccwgroup_device *gdev) +static void qeth_l2_setup_bridgeport_attrs(struct qeth_card *card) { - struct qeth_card *card = dev_get_drvdata(&gdev->dev); + if (!card->options.sbp.reflect_promisc && + card->options.sbp.role != QETH_SBP_ROLE_NONE) { + /* Conditional to avoid spurious error messages */ + qeth_bridgeport_setrole(card, card->options.sbp.role); + /* Let the callback function refresh the stored role value. */ + qeth_bridgeport_query_ports(card, &card->options.sbp.role, + NULL); + } + if (card->options.sbp.hostnotification) { + if (qeth_bridgeport_an_set(card, 1)) + card->options.sbp.hostnotification = 0; + } else { + qeth_bridgeport_an_set(card, 0); + } +} + +static int qeth_l2_set_online(struct qeth_card *card) +{ + struct ccwgroup_device *gdev = card->gdev; struct net_device *dev = card->dev; int rc = 0; bool carrier_ok; - mutex_lock(&card->discipline_mutex); - mutex_lock(&card->conf_mutex); - QETH_CARD_TEXT(card, 2, "setonlin"); - rc = qeth_core_hardsetup_card(card, &carrier_ok); if (rc) { QETH_CARD_TEXT_(card, 2, "2err%04x", rc); @@ -748,9 +758,11 @@ static int qeth_l2_set_online(struct ccwgroup_device *gdev) mutex_lock(&card->sbp_lock); qeth_bridgeport_query_support(card); - if (card->options.sbp.supported_funcs) + if (card->options.sbp.supported_funcs) { + qeth_l2_setup_bridgeport_attrs(card); dev_info(&card->gdev->dev, - "The device represents a Bridge Capable Port\n"); + "The device represents a Bridge Capable Port\n"); + } mutex_unlock(&card->sbp_lock); qeth_l2_register_dev_addr(card); @@ -761,20 +773,11 @@ static int qeth_l2_set_online(struct ccwgroup_device *gdev) qeth_trace_features(card); qeth_l2_trace_features(card); - qeth_l2_setup_bridgeport_attrs(card); - - card->state = CARD_STATE_HARDSETUP; qeth_print_status_message(card); /* softsetup */ QETH_CARD_TEXT(card, 2, "softsetp"); - rc = qeth_init_qdio_queues(card); - if (rc) { - QETH_CARD_TEXT_(card, 2, "6err%d", rc); - rc = -ENODEV; - goto out_remove; - } card->state = CARD_STATE_SOFTSETUP; qeth_set_allowed_threads(card, 0xffffffff, 0); @@ -801,8 +804,6 @@ static int qeth_l2_set_online(struct ccwgroup_device *gdev) } /* let user_space know that device is online */ kobject_uevent(&gdev->dev.kobj, KOBJ_CHANGE); - mutex_unlock(&card->conf_mutex); - mutex_unlock(&card->discipline_mutex); return 0; out_remove: @@ -811,81 +812,12 @@ out_remove: qeth_stop_channel(&card->write); qeth_stop_channel(&card->read); qdio_free(CARD_DDEV(card)); - - mutex_unlock(&card->conf_mutex); - mutex_unlock(&card->discipline_mutex); return rc; } -static int __qeth_l2_set_offline(struct ccwgroup_device *cgdev, - int recovery_mode) +static void qeth_l2_set_offline(struct qeth_card *card) { - struct qeth_card *card = dev_get_drvdata(&cgdev->dev); - int rc = 0, rc2 = 0, rc3 = 0; - - mutex_lock(&card->discipline_mutex); - mutex_lock(&card->conf_mutex); - QETH_CARD_TEXT(card, 3, "setoffl"); - - if ((!recovery_mode && card->info.hwtrap) || card->info.hwtrap == 2) { - qeth_hw_trap(card, QETH_DIAGS_TRAP_DISARM); - card->info.hwtrap = 1; - } - - rtnl_lock(); - card->info.open_when_online = card->dev->flags & IFF_UP; - dev_close(card->dev); - netif_device_detach(card->dev); - netif_carrier_off(card->dev); - rtnl_unlock(); - qeth_l2_stop_card(card); - rc = qeth_stop_channel(&card->data); - rc2 = qeth_stop_channel(&card->write); - rc3 = qeth_stop_channel(&card->read); - if (!rc) - rc = (rc2) ? rc2 : rc3; - if (rc) - QETH_CARD_TEXT_(card, 2, "1err%d", rc); - qdio_free(CARD_DDEV(card)); - - /* let user_space know that device is offline */ - kobject_uevent(&cgdev->dev.kobj, KOBJ_CHANGE); - mutex_unlock(&card->conf_mutex); - mutex_unlock(&card->discipline_mutex); - return 0; -} - -static int qeth_l2_set_offline(struct ccwgroup_device *cgdev) -{ - return __qeth_l2_set_offline(cgdev, 0); -} - -static int qeth_l2_recover(void *ptr) -{ - struct qeth_card *card; - int rc = 0; - - card = (struct qeth_card *) ptr; - QETH_CARD_TEXT(card, 2, "recover1"); - if (!qeth_do_run_thread(card, QETH_RECOVER_THREAD)) - return 0; - QETH_CARD_TEXT(card, 2, "recover2"); - dev_warn(&card->gdev->dev, - "A recovery process has been started for the device\n"); - __qeth_l2_set_offline(card->gdev, 1); - rc = qeth_l2_set_online(card->gdev); - if (!rc) - dev_info(&card->gdev->dev, - "Device successfully recovered!\n"); - else { - ccwgroup_set_offline(card->gdev); - dev_warn(&card->gdev->dev, "The qeth device driver " - "failed to recover an error on the device\n"); - } - qeth_clear_thread_start_bit(card, QETH_RECOVER_THREAD); - qeth_clear_thread_running_bit(card, QETH_RECOVER_THREAD); - return 0; } static int __init qeth_l2_init(void) @@ -922,7 +854,6 @@ static int qeth_l2_control_event(struct qeth_card *card, struct qeth_discipline qeth_l2_discipline = { .devtype = &qeth_l2_devtype, - .recover = qeth_l2_recover, .setup = qeth_l2_probe_device, .remove = qeth_l2_remove_device, .set_online = qeth_l2_set_online, @@ -961,7 +892,8 @@ int qeth_osn_assist(struct net_device *dev, void *data, int data_len) if (!iob) return -ENOMEM; - qeth_prepare_ipa_cmd(card, iob, (u16) data_len); + qeth_prepare_ipa_cmd(card, iob, (u16) data_len, NULL); + memcpy(__ipa_cmd(iob), data, data_len); iob->callback = qeth_osn_assist_cb; return qeth_send_ipa_cmd(card, iob, NULL, NULL); diff --git a/drivers/s390/net/qeth_l2_sys.c b/drivers/s390/net/qeth_l2_sys.c index 7fa325cf6f8d..86bcae992f72 100644 --- a/drivers/s390/net/qeth_l2_sys.c +++ b/drivers/s390/net/qeth_l2_sys.c @@ -246,40 +246,6 @@ static struct attribute_group qeth_l2_bridgeport_attr_group = { .attrs = qeth_l2_bridgeport_attrs, }; -/** - * qeth_l2_setup_bridgeport_attrs() - set/restore attrs when turning online. - * @card: qeth_card structure pointer - * - * Note: this function is called with conf_mutex held by the caller - */ -void qeth_l2_setup_bridgeport_attrs(struct qeth_card *card) -{ - int rc; - - if (!card) - return; - if (!card->options.sbp.supported_funcs) - return; - - mutex_lock(&card->sbp_lock); - if (!card->options.sbp.reflect_promisc && - card->options.sbp.role != QETH_SBP_ROLE_NONE) { - /* Conditional to avoid spurious error messages */ - qeth_bridgeport_setrole(card, card->options.sbp.role); - /* Let the callback function refresh the stored role value. */ - qeth_bridgeport_query_ports(card, - &card->options.sbp.role, NULL); - } - if (card->options.sbp.hostnotification) { - rc = qeth_bridgeport_an_set(card, 1); - if (rc) - card->options.sbp.hostnotification = 0; - } else { - qeth_bridgeport_an_set(card, 0); - } - mutex_unlock(&card->sbp_lock); -} - /* VNIC CHARS support */ /* convert sysfs attr name to VNIC characteristic */ diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c index 6c0bffd11138..317d56647a4a 100644 --- a/drivers/s390/net/qeth_l3_main.c +++ b/drivers/s390/net/qeth_l3_main.c @@ -37,8 +37,6 @@ #include "qeth_l3.h" - -static int qeth_l3_set_offline(struct ccwgroup_device *); static int qeth_l3_register_addr_entry(struct qeth_card *, struct qeth_ipaddr *); static int qeth_l3_deregister_addr_entry(struct qeth_card *, @@ -903,7 +901,7 @@ out: return rc; } -static int qeth_l3_start_ipassists(struct qeth_card *card) +static void qeth_l3_start_ipassists(struct qeth_card *card) { QETH_CARD_TEXT(card, 3, "strtipas"); @@ -913,7 +911,6 @@ static int qeth_l3_start_ipassists(struct qeth_card *card) qeth_l3_start_ipa_multicast(card); /* go on*/ qeth_l3_start_ipa_ipv6(card); /* go on*/ qeth_l3_start_ipa_broadcast(card); /* go on*/ - return 0; } static int qeth_l3_iqd_read_initial_mac_cb(struct qeth_card *card, @@ -1180,15 +1177,12 @@ static void qeth_l3_stop_card(struct qeth_card *card) if (card->state == CARD_STATE_SOFTSETUP) { qeth_l3_clear_ip_htable(card, 1); qeth_clear_ipacmd_list(card); - card->state = CARD_STATE_HARDSETUP; - } - if (card->state == CARD_STATE_HARDSETUP) { qeth_drain_output_queues(card); - qeth_clear_working_pool_list(card); card->state = CARD_STATE_DOWN; } qeth_qdio_clear_card(card, 0); + qeth_clear_working_pool_list(card); flush_workqueue(card->event_wq); card->info.promisc_mode = 0; } @@ -2044,7 +2038,7 @@ static void qeth_l3_remove_device(struct ccwgroup_device *cgdev) wait_event(card->wait_q, qeth_threads_running(card, 0xffffffff) == 0); if (cgdev->state == CCWGROUP_ONLINE) - qeth_l3_set_offline(cgdev); + qeth_set_offline(card, false); cancel_work_sync(&card->close_dev_work); if (qeth_netdev_is_registered(card->dev)) @@ -2056,17 +2050,13 @@ static void qeth_l3_remove_device(struct ccwgroup_device *cgdev) qeth_l3_clear_ipato_list(card); } -static int qeth_l3_set_online(struct ccwgroup_device *gdev) +static int qeth_l3_set_online(struct qeth_card *card) { - struct qeth_card *card = dev_get_drvdata(&gdev->dev); + struct ccwgroup_device *gdev = card->gdev; struct net_device *dev = card->dev; int rc = 0; bool carrier_ok; - mutex_lock(&card->discipline_mutex); - mutex_lock(&card->conf_mutex); - QETH_CARD_TEXT(card, 2, "setonlin"); - rc = qeth_core_hardsetup_card(card, &carrier_ok); if (rc) { QETH_CARD_TEXT_(card, 2, "2err%04x", rc); @@ -2074,7 +2064,6 @@ static int qeth_l3_set_online(struct ccwgroup_device *gdev) goto out_remove; } - card->state = CARD_STATE_HARDSETUP; qeth_print_status_message(card); /* softsetup */ @@ -2084,11 +2073,8 @@ static int qeth_l3_set_online(struct ccwgroup_device *gdev) if (rc) QETH_CARD_TEXT_(card, 2, "2err%04x", rc); if (!card->options.sniffer) { - rc = qeth_l3_start_ipassists(card); - if (rc) { - QETH_CARD_TEXT_(card, 2, "3err%d", rc); - goto out_remove; - } + qeth_l3_start_ipassists(card); + rc = qeth_l3_setrouting_v4(card); if (rc) QETH_CARD_TEXT_(card, 2, "4err%04x", rc); @@ -2097,12 +2083,6 @@ static int qeth_l3_set_online(struct ccwgroup_device *gdev) QETH_CARD_TEXT_(card, 2, "5err%04x", rc); } - rc = qeth_init_qdio_queues(card); - if (rc) { - QETH_CARD_TEXT_(card, 2, "6err%d", rc); - rc = -ENODEV; - goto out_remove; - } card->state = CARD_STATE_SOFTSETUP; qeth_set_allowed_threads(card, 0xffffffff, 0); @@ -2131,8 +2111,6 @@ static int qeth_l3_set_online(struct ccwgroup_device *gdev) qeth_trace_features(card); /* let user_space know that device is online */ kobject_uevent(&gdev->dev.kobj, KOBJ_CHANGE); - mutex_unlock(&card->conf_mutex); - mutex_unlock(&card->discipline_mutex); return 0; out_remove: qeth_l3_stop_card(card); @@ -2140,82 +2118,12 @@ out_remove: qeth_stop_channel(&card->write); qeth_stop_channel(&card->read); qdio_free(CARD_DDEV(card)); - - mutex_unlock(&card->conf_mutex); - mutex_unlock(&card->discipline_mutex); return rc; } -static int __qeth_l3_set_offline(struct ccwgroup_device *cgdev, - int recovery_mode) +static void qeth_l3_set_offline(struct qeth_card *card) { - struct qeth_card *card = dev_get_drvdata(&cgdev->dev); - int rc = 0, rc2 = 0, rc3 = 0; - - mutex_lock(&card->discipline_mutex); - mutex_lock(&card->conf_mutex); - QETH_CARD_TEXT(card, 3, "setoffl"); - - if ((!recovery_mode && card->info.hwtrap) || card->info.hwtrap == 2) { - qeth_hw_trap(card, QETH_DIAGS_TRAP_DISARM); - card->info.hwtrap = 1; - } - - rtnl_lock(); - card->info.open_when_online = card->dev->flags & IFF_UP; - dev_close(card->dev); - netif_device_detach(card->dev); - netif_carrier_off(card->dev); - rtnl_unlock(); - qeth_l3_stop_card(card); - rc = qeth_stop_channel(&card->data); - rc2 = qeth_stop_channel(&card->write); - rc3 = qeth_stop_channel(&card->read); - if (!rc) - rc = (rc2) ? rc2 : rc3; - if (rc) - QETH_CARD_TEXT_(card, 2, "1err%d", rc); - qdio_free(CARD_DDEV(card)); - - /* let user_space know that device is offline */ - kobject_uevent(&cgdev->dev.kobj, KOBJ_CHANGE); - mutex_unlock(&card->conf_mutex); - mutex_unlock(&card->discipline_mutex); - return 0; -} - -static int qeth_l3_set_offline(struct ccwgroup_device *cgdev) -{ - return __qeth_l3_set_offline(cgdev, 0); -} - -static int qeth_l3_recover(void *ptr) -{ - struct qeth_card *card; - int rc = 0; - - card = (struct qeth_card *) ptr; - QETH_CARD_TEXT(card, 2, "recover1"); - QETH_CARD_HEX(card, 2, &card, sizeof(void *)); - if (!qeth_do_run_thread(card, QETH_RECOVER_THREAD)) - return 0; - QETH_CARD_TEXT(card, 2, "recover2"); - dev_warn(&card->gdev->dev, - "A recovery process has been started for the device\n"); - __qeth_l3_set_offline(card->gdev, 1); - rc = qeth_l3_set_online(card->gdev); - if (!rc) - dev_info(&card->gdev->dev, - "Device successfully recovered!\n"); - else { - ccwgroup_set_offline(card->gdev); - dev_warn(&card->gdev->dev, "The qeth device driver " - "failed to recover an error on the device\n"); - } - qeth_clear_thread_start_bit(card, QETH_RECOVER_THREAD); - qeth_clear_thread_running_bit(card, QETH_RECOVER_THREAD); - return 0; } /* Returns zero if the command is successfully "consumed" */ @@ -2227,7 +2135,6 @@ static int qeth_l3_control_event(struct qeth_card *card, struct qeth_discipline qeth_l3_discipline = { .devtype = &qeth_l3_devtype, - .recover = qeth_l3_recover, .setup = qeth_l3_probe_device, .remove = qeth_l3_remove_device, .set_online = qeth_l3_set_online, |