marvell/mwifiex/wmm.h

0001 /* SPDX-License-Identifier: GPL-2.0-only */
0002 /*
0003  * NXP Wireless LAN device driver: WMM
0004  *
0005  * Copyright 2011-2020 NXP
0006  */
0007
0008 #ifndef _MWIFIEX_WMM_H_
0009 #define _MWIFIEX_WMM_H_
0010
0011 enum ieee_types_wmm_aciaifsn_bitmasks {
0012     MWIFIEX_AIFSN = (BIT(0) | BIT(1) | BIT(2) | BIT(3)),
0013     MWIFIEX_ACM = BIT(4),
0014     MWIFIEX_ACI = (BIT(5) | BIT(6)),
0015 };
0016
0017 enum ieee_types_wmm_ecw_bitmasks {
0018     MWIFIEX_ECW_MIN = (BIT(0) | BIT(1) | BIT(2) | BIT(3)),
0019     MWIFIEX_ECW_MAX = (BIT(4) | BIT(5) | BIT(6) | BIT(7)),
0020 };
0021
0022 extern const u16 mwifiex_1d_to_wmm_queue[];
0023 extern const u8 tos_to_tid_inv[];
0024
0025 /*
0026  * This function retrieves the TID of the given RA list.
0027  */
0028 static inline int
0029 mwifiex_get_tid(struct mwifiex_ra_list_tbl *ptr)
0030 {
0031     struct sk_buff *skb;
0032
0033     if (skb_queue_empty(&ptr->skb_head))
0034         return 0;
0035
0036     skb = skb_peek(&ptr->skb_head);
0037
0038     return skb->priority;
0039 }
0040
0041 /*
0042  * This function gets the length of a list.
0043  */
0044 static inline int
0045 mwifiex_wmm_list_len(struct list_head *head)
0046 {
0047     struct list_head *pos;
0048     int count = 0;
0049
0050     list_for_each(pos, head)
0051         ++count;
0052
0053     return count;
0054 }
0055
0056 /*
0057  * This function checks if a RA list is empty or not.
0058  */
0059 static inline u8
0060 mwifiex_wmm_is_ra_list_empty(struct list_head *ra_list_hhead)
0061 {
0062     struct mwifiex_ra_list_tbl *ra_list;
0063     int is_list_empty;
0064
0065     list_for_each_entry(ra_list, ra_list_hhead, list) {
0066         is_list_empty = skb_queue_empty(&ra_list->skb_head);
0067         if (!is_list_empty)
0068             return false;
0069     }
0070
0071     return true;
0072 }
0073
0074 void mwifiex_wmm_add_buf_txqueue(struct mwifiex_private *priv,
0075                  struct sk_buff *skb);
0076 void mwifiex_wmm_add_buf_bypass_txqueue(struct mwifiex_private *priv,
0077                     struct sk_buff *skb);
0078 void mwifiex_ralist_add(struct mwifiex_private *priv, const u8 *ra);
0079 void mwifiex_rotate_priolists(struct mwifiex_private *priv,
0080                   struct mwifiex_ra_list_tbl *ra, int tid);
0081
0082 int mwifiex_wmm_lists_empty(struct mwifiex_adapter *adapter);
0083 int mwifiex_bypass_txlist_empty(struct mwifiex_adapter *adapter);
0084 void mwifiex_wmm_process_tx(struct mwifiex_adapter *adapter);
0085 void mwifiex_process_bypass_tx(struct mwifiex_adapter *adapter);
0086 int mwifiex_is_ralist_valid(struct mwifiex_private *priv,
0087                 struct mwifiex_ra_list_tbl *ra_list, int tid);
0088
0089 u8 mwifiex_wmm_compute_drv_pkt_delay(struct mwifiex_private *priv,
0090                      const struct sk_buff *skb);
0091 void mwifiex_wmm_init(struct mwifiex_adapter *adapter);
0092
0093 u32 mwifiex_wmm_process_association_req(struct mwifiex_private *priv,
0094                     u8 **assoc_buf,
0095                     struct ieee_types_wmm_parameter *wmmie,
0096                     struct ieee80211_ht_cap *htcap);
0097
0098 void mwifiex_wmm_setup_queue_priorities(struct mwifiex_private *priv,
0099                     struct ieee_types_wmm_parameter *wmm_ie);
0100 void mwifiex_wmm_setup_ac_downgrade(struct mwifiex_private *priv);
0101 int mwifiex_ret_wmm_get_status(struct mwifiex_private *priv,
0102                    const struct host_cmd_ds_command *resp);
0103 struct mwifiex_ra_list_tbl *
0104 mwifiex_wmm_get_queue_raptr(struct mwifiex_private *priv, u8 tid,
0105                 const u8 *ra_addr);
0106 u8 mwifiex_wmm_downgrade_tid(struct mwifiex_private *priv, u32 tid);
0107 void mwifiex_update_ralist_tx_pause(struct mwifiex_private *priv, u8 *mac,
0108                     u8 tx_pause);
0109 void mwifiex_update_ralist_tx_pause_in_tdls_cs(struct mwifiex_private *priv,
0110                            u8 *mac, u8 tx_pause);
0111
0112 struct mwifiex_ra_list_tbl *mwifiex_wmm_get_ralist_node(struct mwifiex_private
0113                     *priv, u8 tid, const u8 *ra_addr);
0114 #endif /* !_MWIFIEX_WMM_H_ */