rx.h

 1/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
 2/*
 3 * Copyright (C) 2024-2025 Intel Corporation
 4 */
 5#ifndef __iwl_mld_rx_h__
 6#define __iwl_mld_rx_h__
 7
 8#include "mld.h"
 9
10/**
11 * enum iwl_mld_internal_rxq_notif_type - RX queue sync notif types
12 *
13 * @IWL_MLD_RXQ_EMPTY: empty sync notification
14 * @IWL_MLD_RXQ_NOTIF_DEL_BA: notify RSS queues of delBA
15 */
16enum iwl_mld_internal_rxq_notif_type {
17	IWL_MLD_RXQ_EMPTY,
18	IWL_MLD_RXQ_NOTIF_DEL_BA,
19};
20
21/**
22 * struct iwl_mld_internal_rxq_notif - @iwl_rxq_sync_cmd internal data.
23 * This data is echoed by the firmware to all RSS queues and should be DWORD
24 * aligned. FW is agnostic to the data, so there are no endianness requirements
25 *
26 * @type: one of &iwl_mld_internal_rxq_notif_type
27 * @cookie: unique internal cookie to identify old notifications
28 * @reserved: reserved for alignment
29 * @payload: data to send to RX queues based on the type (may be empty)
30 */
31struct iwl_mld_internal_rxq_notif {
32	u8 type;
33	u8 reserved[3];
34	u32 cookie;
35	u8 payload[];
36} __packed;
37
38/**
39 * struct iwl_mld_rx_queues_sync - RX queues sync data
40 *
41 * @waitq: wait queue for RX queues sync completion
42 * @cookie: unique id to correlate sync requests with responses
43 * @state: bitmask representing the sync state of RX queues
44 *	all RX queues bits are set before sending the command, and the
45 *	corresponding queue bit cleared upon handling the notification
46 */
47struct iwl_mld_rx_queues_sync {
48	wait_queue_head_t waitq;
49	u32 cookie;
50	unsigned long state;
51};
52
53void iwl_mld_rx_mpdu(struct iwl_mld *mld, struct napi_struct *napi,
54		     struct iwl_rx_cmd_buffer *rxb, int queue);
55
56void iwl_mld_sync_rx_queues(struct iwl_mld *mld,
57			    enum iwl_mld_internal_rxq_notif_type type,
58			    const void *notif_payload, u32 notif_payload_size);
59
60void iwl_mld_handle_rx_queues_sync_notif(struct iwl_mld *mld,
61					 struct napi_struct *napi,
62					 struct iwl_rx_packet *pkt, int queue);
63
64void iwl_mld_pass_packet_to_mac80211(struct iwl_mld *mld,
65				     struct napi_struct *napi,
66				     struct sk_buff *skb, int queue,
67				     struct ieee80211_sta *sta);
68
69void iwl_mld_handle_phy_air_sniffer_notif(struct iwl_mld *mld,
70					  struct napi_struct *napi,
71					  struct iwl_rx_packet *pkt);
72
73#endif /* __iwl_mld_agg_h__ */