| /* SPDX-License-Identifier: GPL-2.0-only */ | |
| /* | |
| * Queue between the tx operation and the bh workqueue. | |
| * | |
| * Copyright (c) 2017-2020, Silicon Laboratories, Inc. | |
| * Copyright (c) 2010, ST-Ericsson | |
| */ | |
| #ifndef WFX_QUEUE_H | |
| #define WFX_QUEUE_H | |
| #include <linux/skbuff.h> | |
| #include <linux/atomic.h> | |
| struct wfx_dev; | |
| struct wfx_vif; | |
| struct wfx_queue { | |
| struct sk_buff_head normal; | |
| struct sk_buff_head cab; /* Content After (DTIM) Beacon */ | |
| struct sk_buff_head offchan; | |
| atomic_t pending_frames; | |
| int priority; | |
| }; | |
| void wfx_tx_lock(struct wfx_dev *wdev); | |
| void wfx_tx_unlock(struct wfx_dev *wdev); | |
| void wfx_tx_flush(struct wfx_dev *wdev); | |
| void wfx_tx_lock_flush(struct wfx_dev *wdev); | |
| void wfx_tx_queues_init(struct wfx_vif *wvif); | |
| void wfx_tx_queues_check_empty(struct wfx_vif *wvif); | |
| bool wfx_tx_queues_has_cab(struct wfx_vif *wvif); | |
| void wfx_tx_queues_put(struct wfx_vif *wvif, struct sk_buff *skb); | |
| struct wfx_hif_msg *wfx_tx_queues_get(struct wfx_dev *wdev); | |
| bool wfx_tx_queue_empty(struct wfx_vif *wvif, struct wfx_queue *queue); | |
| void wfx_tx_queue_drop(struct wfx_vif *wvif, struct wfx_queue *queue, | |
| struct sk_buff_head *dropped); | |
| struct sk_buff *wfx_pending_get(struct wfx_dev *wdev, u32 packet_id); | |
| void wfx_pending_drop(struct wfx_dev *wdev, struct sk_buff_head *dropped); | |
| unsigned int wfx_pending_get_pkt_us_delay(struct wfx_dev *wdev, struct sk_buff *skb); | |
| void wfx_pending_dump_old_frames(struct wfx_dev *wdev, unsigned int limit_ms); | |
| #endif |