162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Queue between the tx operation and the bh workqueue. 462306a36Sopenharmony_ci * 562306a36Sopenharmony_ci * Copyright (c) 2017-2020, Silicon Laboratories, Inc. 662306a36Sopenharmony_ci * Copyright (c) 2010, ST-Ericsson 762306a36Sopenharmony_ci */ 862306a36Sopenharmony_ci#ifndef WFX_QUEUE_H 962306a36Sopenharmony_ci#define WFX_QUEUE_H 1062306a36Sopenharmony_ci 1162306a36Sopenharmony_ci#include <linux/skbuff.h> 1262306a36Sopenharmony_ci#include <linux/atomic.h> 1362306a36Sopenharmony_ci 1462306a36Sopenharmony_cistruct wfx_dev; 1562306a36Sopenharmony_cistruct wfx_vif; 1662306a36Sopenharmony_ci 1762306a36Sopenharmony_cistruct wfx_queue { 1862306a36Sopenharmony_ci struct sk_buff_head normal; 1962306a36Sopenharmony_ci struct sk_buff_head cab; /* Content After (DTIM) Beacon */ 2062306a36Sopenharmony_ci atomic_t pending_frames; 2162306a36Sopenharmony_ci int priority; 2262306a36Sopenharmony_ci}; 2362306a36Sopenharmony_ci 2462306a36Sopenharmony_civoid wfx_tx_lock(struct wfx_dev *wdev); 2562306a36Sopenharmony_civoid wfx_tx_unlock(struct wfx_dev *wdev); 2662306a36Sopenharmony_civoid wfx_tx_flush(struct wfx_dev *wdev); 2762306a36Sopenharmony_civoid wfx_tx_lock_flush(struct wfx_dev *wdev); 2862306a36Sopenharmony_ci 2962306a36Sopenharmony_civoid wfx_tx_queues_init(struct wfx_vif *wvif); 3062306a36Sopenharmony_civoid wfx_tx_queues_check_empty(struct wfx_vif *wvif); 3162306a36Sopenharmony_cibool wfx_tx_queues_has_cab(struct wfx_vif *wvif); 3262306a36Sopenharmony_civoid wfx_tx_queues_put(struct wfx_vif *wvif, struct sk_buff *skb); 3362306a36Sopenharmony_cistruct wfx_hif_msg *wfx_tx_queues_get(struct wfx_dev *wdev); 3462306a36Sopenharmony_ci 3562306a36Sopenharmony_cibool wfx_tx_queue_empty(struct wfx_vif *wvif, struct wfx_queue *queue); 3662306a36Sopenharmony_civoid wfx_tx_queue_drop(struct wfx_vif *wvif, struct wfx_queue *queue, 3762306a36Sopenharmony_ci struct sk_buff_head *dropped); 3862306a36Sopenharmony_ci 3962306a36Sopenharmony_cistruct sk_buff *wfx_pending_get(struct wfx_dev *wdev, u32 packet_id); 4062306a36Sopenharmony_civoid wfx_pending_drop(struct wfx_dev *wdev, struct sk_buff_head *dropped); 4162306a36Sopenharmony_ciunsigned int wfx_pending_get_pkt_us_delay(struct wfx_dev *wdev, struct sk_buff *skb); 4262306a36Sopenharmony_civoid wfx_pending_dump_old_frames(struct wfx_dev *wdev, unsigned int limit_ms); 4362306a36Sopenharmony_ci 4462306a36Sopenharmony_ci#endif 45