Lines Matching +full:t +full:- +full:phy
1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2007-2012 Siemens AG
23 static void ieee802154_tasklet_handler(struct tasklet_struct *t) in ieee802154_tasklet_handler() argument
25 struct ieee802154_local *local = from_tasklet(local, t, tasklet); in ieee802154_tasklet_handler()
28 while ((skb = skb_dequeue(&local->skb_queue))) { in ieee802154_tasklet_handler()
29 switch (skb->pkt_type) { in ieee802154_tasklet_handler()
31 /* Clear skb->pkt_type in order to not confuse kernel in ieee802154_tasklet_handler()
34 skb->pkt_type = 0; in ieee802154_tasklet_handler()
39 skb->pkt_type); in ieee802154_tasklet_handler()
49 struct wpan_phy *phy; in ieee802154_alloc_hw() local
53 if (WARN_ON(!ops || !(ops->xmit_async || ops->xmit_sync) || !ops->ed || in ieee802154_alloc_hw()
54 !ops->start || !ops->stop || !ops->set_channel)) in ieee802154_alloc_hw()
57 /* Ensure 32-byte alignment of our private data and hw private data. in ieee802154_alloc_hw()
63 * +-------------------------+ in ieee802154_alloc_hw()
65 * +-------------------------+ in ieee802154_alloc_hw()
67 * +-------------------------+ in ieee802154_alloc_hw()
69 * +-------------------------+ in ieee802154_alloc_hw()
71 * Due to ieee802154 layer isn't aware of driver and MAC structures, in ieee802154_alloc_hw()
77 phy = wpan_phy_new(&mac802154_config_ops, priv_size); in ieee802154_alloc_hw()
78 if (!phy) { in ieee802154_alloc_hw()
83 phy->privid = mac802154_wpan_phy_privid; in ieee802154_alloc_hw()
85 local = wpan_phy_priv(phy); in ieee802154_alloc_hw()
86 local->phy = phy; in ieee802154_alloc_hw()
87 local->hw.phy = local->phy; in ieee802154_alloc_hw()
88 local->hw.priv = (char *)local + ALIGN(sizeof(*local), NETDEV_ALIGN); in ieee802154_alloc_hw()
89 local->ops = ops; in ieee802154_alloc_hw()
91 INIT_LIST_HEAD(&local->interfaces); in ieee802154_alloc_hw()
92 mutex_init(&local->iflist_mtx); in ieee802154_alloc_hw()
94 tasklet_setup(&local->tasklet, ieee802154_tasklet_handler); in ieee802154_alloc_hw()
96 skb_queue_head_init(&local->skb_queue); in ieee802154_alloc_hw()
98 INIT_WORK(&local->tx_work, ieee802154_xmit_worker); in ieee802154_alloc_hw()
101 phy->supported.max_minbe = 8; in ieee802154_alloc_hw()
102 phy->supported.min_maxbe = 3; in ieee802154_alloc_hw()
103 phy->supported.max_maxbe = 8; in ieee802154_alloc_hw()
104 phy->supported.min_frame_retries = 0; in ieee802154_alloc_hw()
105 phy->supported.max_frame_retries = 7; in ieee802154_alloc_hw()
106 phy->supported.max_csma_backoffs = 5; in ieee802154_alloc_hw()
107 phy->supported.lbt = NL802154_SUPPORTED_BOOL_FALSE; in ieee802154_alloc_hw()
110 phy->supported.iftypes = BIT(NL802154_IFTYPE_NODE); in ieee802154_alloc_hw()
112 return &local->hw; in ieee802154_alloc_hw()
120 BUG_ON(!list_empty(&local->interfaces)); in ieee802154_free_hw()
122 mutex_destroy(&local->iflist_mtx); in ieee802154_free_hw()
124 wpan_phy_free(local->phy); in ieee802154_free_hw()
134 wpan_phy->lifs_period = IEEE802154_LIFS_PERIOD * in ieee802154_setup_wpan_phy_pib()
135 wpan_phy->symbol_duration; in ieee802154_setup_wpan_phy_pib()
136 wpan_phy->sifs_period = IEEE802154_SIFS_PERIOD * in ieee802154_setup_wpan_phy_pib()
137 wpan_phy->symbol_duration; in ieee802154_setup_wpan_phy_pib()
144 int rc = -ENOSYS; in ieee802154_register_hw()
146 local->workqueue = in ieee802154_register_hw()
147 create_singlethread_workqueue(wpan_phy_name(local->phy)); in ieee802154_register_hw()
148 if (!local->workqueue) { in ieee802154_register_hw()
149 rc = -ENOMEM; in ieee802154_register_hw()
153 hrtimer_init(&local->ifs_timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); in ieee802154_register_hw()
154 local->ifs_timer.function = ieee802154_xmit_ifs_timer; in ieee802154_register_hw()
156 wpan_phy_set_dev(local->phy, local->hw.parent); in ieee802154_register_hw()
158 ieee802154_setup_wpan_phy_pib(local->phy); in ieee802154_register_hw()
160 if (!(hw->flags & IEEE802154_HW_CSMA_PARAMS)) { in ieee802154_register_hw()
161 local->phy->supported.min_csma_backoffs = 4; in ieee802154_register_hw()
162 local->phy->supported.max_csma_backoffs = 4; in ieee802154_register_hw()
163 local->phy->supported.min_maxbe = 5; in ieee802154_register_hw()
164 local->phy->supported.max_maxbe = 5; in ieee802154_register_hw()
165 local->phy->supported.min_minbe = 3; in ieee802154_register_hw()
166 local->phy->supported.max_minbe = 3; in ieee802154_register_hw()
169 if (!(hw->flags & IEEE802154_HW_FRAME_RETRIES)) { in ieee802154_register_hw()
170 local->phy->supported.min_frame_retries = 3; in ieee802154_register_hw()
171 local->phy->supported.max_frame_retries = 3; in ieee802154_register_hw()
174 if (hw->flags & IEEE802154_HW_PROMISCUOUS) in ieee802154_register_hw()
175 local->phy->supported.iftypes |= BIT(NL802154_IFTYPE_MONITOR); in ieee802154_register_hw()
177 rc = wpan_phy_register(local->phy); in ieee802154_register_hw()
197 wpan_phy_unregister(local->phy); in ieee802154_register_hw()
199 destroy_workqueue(local->workqueue); in ieee802154_register_hw()
209 tasklet_kill(&local->tasklet); in ieee802154_unregister_hw()
210 flush_workqueue(local->workqueue); in ieee802154_unregister_hw()
218 destroy_workqueue(local->workqueue); in ieee802154_unregister_hw()
219 wpan_phy_unregister(local->phy); in ieee802154_unregister_hw()