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5e6e3a92 BZ |
1 | /* |
2 | * Marvell Wireless LAN device driver: WMM | |
3 | * | |
65da33f5 | 4 | * Copyright (C) 2011-2014, Marvell International Ltd. |
5e6e3a92 BZ |
5 | * |
6 | * This software file (the "File") is distributed by Marvell International | |
7 | * Ltd. under the terms of the GNU General Public License Version 2, June 1991 | |
8 | * (the "License"). You may use, redistribute and/or modify this File in | |
9 | * accordance with the terms and conditions of the License, a copy of which | |
10 | * is available by writing to the Free Software Foundation, Inc., | |
11 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the | |
12 | * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. | |
13 | * | |
14 | * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE | |
15 | * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE | |
16 | * ARE EXPRESSLY DISCLAIMED. The License provides additional details about | |
17 | * this warranty disclaimer. | |
18 | */ | |
19 | ||
20 | #ifndef _MWIFIEX_WMM_H_ | |
21 | #define _MWIFIEX_WMM_H_ | |
22 | ||
23 | enum ieee_types_wmm_aciaifsn_bitmasks { | |
24 | MWIFIEX_AIFSN = (BIT(0) | BIT(1) | BIT(2) | BIT(3)), | |
25 | MWIFIEX_ACM = BIT(4), | |
26 | MWIFIEX_ACI = (BIT(5) | BIT(6)), | |
27 | }; | |
28 | ||
29 | enum ieee_types_wmm_ecw_bitmasks { | |
30 | MWIFIEX_ECW_MIN = (BIT(0) | BIT(1) | BIT(2) | BIT(3)), | |
31 | MWIFIEX_ECW_MAX = (BIT(4) | BIT(5) | BIT(6) | BIT(7)), | |
32 | }; | |
33 | ||
47411a06 AP |
34 | static const u16 mwifiex_1d_to_wmm_queue[8] = { 1, 0, 0, 1, 2, 2, 3, 3 }; |
35 | ||
41a24a29 AP |
36 | /* |
37 | * This table inverses the tos_to_tid operation to get a priority | |
38 | * which is in sequential order, and can be compared. | |
39 | * Use this to compare the priority of two different TIDs. | |
40 | */ | |
41 | static const u8 tos_to_tid_inv[] = { | |
42 | 0x02, /* from tos_to_tid[2] = 0 */ | |
43 | 0x00, /* from tos_to_tid[0] = 1 */ | |
44 | 0x01, /* from tos_to_tid[1] = 2 */ | |
45 | 0x03, | |
46 | 0x04, | |
47 | 0x05, | |
48 | 0x06, | |
49 | 0x07}; | |
50 | ||
5e6e3a92 BZ |
51 | /* |
52 | * This function retrieves the TID of the given RA list. | |
53 | */ | |
54 | static inline int | |
572e8f3e | 55 | mwifiex_get_tid(struct mwifiex_ra_list_tbl *ptr) |
5e6e3a92 BZ |
56 | { |
57 | struct sk_buff *skb; | |
58 | ||
59 | if (skb_queue_empty(&ptr->skb_head)) | |
60 | return 0; | |
61 | ||
62 | skb = skb_peek(&ptr->skb_head); | |
63 | ||
64 | return skb->priority; | |
65 | } | |
66 | ||
67 | /* | |
68 | * This function gets the length of a list. | |
69 | */ | |
70 | static inline int | |
572e8f3e | 71 | mwifiex_wmm_list_len(struct list_head *head) |
5e6e3a92 BZ |
72 | { |
73 | struct list_head *pos; | |
74 | int count = 0; | |
75 | ||
76 | list_for_each(pos, head) | |
77 | ++count; | |
78 | ||
79 | return count; | |
80 | } | |
81 | ||
82 | /* | |
83 | * This function checks if a RA list is empty or not. | |
84 | */ | |
85 | static inline u8 | |
572e8f3e | 86 | mwifiex_wmm_is_ra_list_empty(struct list_head *ra_list_hhead) |
5e6e3a92 BZ |
87 | { |
88 | struct mwifiex_ra_list_tbl *ra_list; | |
89 | int is_list_empty; | |
90 | ||
91 | list_for_each_entry(ra_list, ra_list_hhead, list) { | |
92 | is_list_empty = skb_queue_empty(&ra_list->skb_head); | |
93 | if (!is_list_empty) | |
94 | return false; | |
95 | } | |
96 | ||
97 | return true; | |
98 | } | |
99 | ||
2690e1bb | 100 | void mwifiex_wmm_add_buf_txqueue(struct mwifiex_private *priv, |
b3a7cd19 | 101 | struct sk_buff *skb); |
3b3a0162 | 102 | void mwifiex_ralist_add(struct mwifiex_private *priv, const u8 *ra); |
2e237319 | 103 | void mwifiex_rotate_priolists(struct mwifiex_private *priv, |
b3a7cd19 | 104 | struct mwifiex_ra_list_tbl *ra, int tid); |
5e6e3a92 BZ |
105 | |
106 | int mwifiex_wmm_lists_empty(struct mwifiex_adapter *adapter); | |
107 | void mwifiex_wmm_process_tx(struct mwifiex_adapter *adapter); | |
108 | int mwifiex_is_ralist_valid(struct mwifiex_private *priv, | |
109 | struct mwifiex_ra_list_tbl *ra_list, int tid); | |
110 | ||
111 | u8 mwifiex_wmm_compute_drv_pkt_delay(struct mwifiex_private *priv, | |
b3a7cd19 | 112 | const struct sk_buff *skb); |
5e6e3a92 BZ |
113 | void mwifiex_wmm_init(struct mwifiex_adapter *adapter); |
114 | ||
b3a7cd19 JP |
115 | u32 mwifiex_wmm_process_association_req(struct mwifiex_private *priv, |
116 | u8 **assoc_buf, | |
117 | struct ieee_types_wmm_parameter *wmmie, | |
118 | struct ieee80211_ht_cap *htcap); | |
5e6e3a92 BZ |
119 | |
120 | void mwifiex_wmm_setup_queue_priorities(struct mwifiex_private *priv, | |
b3a7cd19 | 121 | struct ieee_types_wmm_parameter *wmm_ie); |
5e6e3a92 | 122 | void mwifiex_wmm_setup_ac_downgrade(struct mwifiex_private *priv); |
b3a7cd19 JP |
123 | int mwifiex_ret_wmm_get_status(struct mwifiex_private *priv, |
124 | const struct host_cmd_ds_command *resp); | |
5f2caaf3 | 125 | struct mwifiex_ra_list_tbl * |
3b3a0162 JB |
126 | mwifiex_wmm_get_queue_raptr(struct mwifiex_private *priv, u8 tid, |
127 | const u8 *ra_addr); | |
5f2caaf3 | 128 | u8 mwifiex_wmm_downgrade_tid(struct mwifiex_private *priv, u32 tid); |
5e6e3a92 | 129 | |
39df5e82 ZL |
130 | struct mwifiex_ra_list_tbl *mwifiex_wmm_get_ralist_node(struct mwifiex_private |
131 | *priv, u8 tid, const u8 *ra_addr); | |
5e6e3a92 | 132 | #endif /* !_MWIFIEX_WMM_H_ */ |