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author | David S. Miller <davem@davemloft.net> | 2019-02-22 23:52:23 +0300 |
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committer | David S. Miller <davem@davemloft.net> | 2019-02-22 23:52:23 +0300 |
commit | 5328b633c9b3c3af38bec8cb70120658c0866e0a (patch) | |
tree | f76581f27784a5f2ce3d3ce7885f1603b2df48bb /include/linux | |
parent | 2fce40a592daa92f1565152cb68d4c4ca7e97d52 (diff) | |
parent | 6c4128f658571b2dc7e01058ad09a8e947bc0159 (diff) | |
download | linux-5328b633c9b3c3af38bec8cb70120658c0866e0a.tar.xz |
Merge tag 'mac80211-next-for-davem-2019-02-22' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next
Johannes Berg says:
====================
This time we have, of note:
* the massive patch series for multi-BSSID support, I ended up
applying that through a side branch to record some details
* CSA improvements
* HE (802.11ax) updates to Draft 3.3
* strongly typed element iteration/etc. to make such code more
readable - this came up in particular in multi-BSSID
* rhashtable conversion patches from Herbert
Along, as usual, with various fixes and improvements.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/ieee80211.h | 115 | ||||
-rw-r--r-- | include/linux/rhashtable.h | 8 |
2 files changed, 107 insertions, 16 deletions
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index 3b04e72315e1..353fb722ab98 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -8,7 +8,7 @@ * Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net> * Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH * Copyright (c) 2016 - 2017 Intel Deutschland GmbH - * Copyright (c) 2018 Intel Corporation + * Copyright (c) 2018 - 2019 Intel Corporation * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -1803,6 +1803,9 @@ int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap, #define IEEE80211_HE_MAC_CAP5_SUBCHAN_SELECVITE_TRANSMISSION 0x04 #define IEEE80211_HE_MAC_CAP5_UL_2x996_TONE_RU 0x08 #define IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX 0x10 +#define IEEE80211_HE_MAC_CAP5_HE_DYNAMIC_SM_PS 0x20 +#define IEEE80211_HE_MAC_CAP5_PUNCTURED_SOUNDING 0x40 +#define IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX 0x80 /* 802.11ax HE PHY capabilities */ #define IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G 0x02 @@ -1926,11 +1929,11 @@ int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap, #define IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU 0x08 #define IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI 0x10 #define IEEE80211_HE_PHY_CAP8_MIDAMBLE_RX_TX_2X_AND_1XLTF 0x20 -#define IEEE80211_HE_PHY_CAP8_DCM_MAX_BW_20MHZ 0x00 -#define IEEE80211_HE_PHY_CAP8_DCM_MAX_BW_40MHZ 0x40 -#define IEEE80211_HE_PHY_CAP8_DCM_MAX_BW_80MHZ 0x80 -#define IEEE80211_HE_PHY_CAP8_DCM_MAX_BW_160_OR_80P80_MHZ 0xc0 -#define IEEE80211_HE_PHY_CAP8_DCM_MAX_BW_MASK 0xc0 +#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242 0x00 +#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484 0x40 +#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996 0x80 +#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_2x996 0xc0 +#define IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_MASK 0xc0 #define IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM 0x01 #define IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK 0x02 @@ -1938,6 +1941,11 @@ int ieee80211_get_vht_max_nss(struct ieee80211_vht_cap *cap, #define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU 0x08 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB 0x10 #define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20 +#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_0US 0x00 +#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_8US 0x40 +#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US 0x80 +#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_RESERVED 0xc0 +#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_MASK 0xc0 /* 802.11ax HE TX/RX MCS NSS Support */ #define IEEE80211_TX_RX_MCS_NSS_SUPP_HIGHEST_MCS_POS (3) @@ -2016,7 +2024,7 @@ ieee80211_he_ppe_size(u8 ppe_thres_hdr, const u8 *phy_cap_info) #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_MASK 0x00003ff0 #define IEEE80211_HE_OPERATION_RTS_THRESHOLD_OFFSET 4 #define IEEE80211_HE_OPERATION_VHT_OPER_INFO 0x00004000 -#define IEEE80211_HE_OPERATION_CO_LOCATED_BSS 0x00008000 +#define IEEE80211_HE_OPERATION_CO_HOSTED_BSS 0x00008000 #define IEEE80211_HE_OPERATION_ER_SU_DISABLE 0x00010000 #define IEEE80211_HE_OPERATION_BSS_COLOR_MASK 0x3f000000 #define IEEE80211_HE_OPERATION_BSS_COLOR_OFFSET 24 @@ -2046,7 +2054,7 @@ ieee80211_he_oper_size(const u8 *he_oper_ie) he_oper_params = le32_to_cpu(he_oper->he_oper_params); if (he_oper_params & IEEE80211_HE_OPERATION_VHT_OPER_INFO) oper_len += 3; - if (he_oper_params & IEEE80211_HE_OPERATION_CO_LOCATED_BSS) + if (he_oper_params & IEEE80211_HE_OPERATION_CO_HOSTED_BSS) oper_len++; /* Add the first byte (extension ID) to the total length */ @@ -2475,6 +2483,8 @@ enum ieee80211_eid_ext { WLAN_EID_EXT_HE_OPERATION = 36, WLAN_EID_EXT_UORA = 37, WLAN_EID_EXT_HE_MU_EDCA = 38, + WLAN_EID_EXT_MAX_CHANNEL_SWITCH_TIME = 52, + WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION = 55, }; /* Action category code */ @@ -2656,6 +2666,11 @@ enum ieee80211_tdls_actioncode { */ #define WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING BIT(2) +/* Multiple BSSID capability is set in the 6th bit of 3rd byte of the + * @WLAN_EID_EXT_CAPABILITY information element + */ +#define WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT BIT(6) + /* TDLS capabilities in the the 4th byte of @WLAN_EID_EXT_CAPABILITY */ #define WLAN_EXT_CAPA4_TDLS_BUFFER_STA BIT(4) #define WLAN_EXT_CAPA4_TDLS_PEER_PSM BIT(5) @@ -2691,6 +2706,9 @@ enum ieee80211_tdls_actioncode { #define WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT BIT(5) #define WLAN_EXT_CAPA10_TWT_RESPONDER_SUPPORT BIT(6) +/* Defines support for enhanced multi-bssid advertisement*/ +#define WLAN_EXT_CAPA11_EMA_SUPPORT BIT(1) + /* TDLS specific payload type in the LLC/SNAP header */ #define WLAN_TDLS_SNAP_RFTYPE 0x2 @@ -2882,6 +2900,34 @@ enum ieee80211_sa_query_action { WLAN_ACTION_SA_QUERY_RESPONSE = 1, }; +/** + * struct ieee80211_bssid_index + * + * This structure refers to "Multiple BSSID-index element" + * + * @bssid_index: BSSID index + * @dtim_period: optional, overrides transmitted BSS dtim period + * @dtim_count: optional, overrides transmitted BSS dtim count + */ +struct ieee80211_bssid_index { + u8 bssid_index; + u8 dtim_period; + u8 dtim_count; +}; + +/** + * struct ieee80211_multiple_bssid_configuration + * + * This structure refers to "Multiple BSSID Configuration element" + * + * @bssid_count: total number of active BSSIDs in the set + * @profile_periodicity: the least number of beacon frames need to be received + * in order to discover all the nontransmitted BSSIDs in the set. + */ +struct ieee80211_multiple_bssid_configuration { + u8 bssid_count; + u8 profile_periodicity; +}; #define SUITE(oui, id) (((oui) << 8) | (id)) @@ -3243,4 +3289,57 @@ static inline bool ieee80211_action_contains_tpc(struct sk_buff *skb) return true; } +struct element { + u8 id; + u8 datalen; + u8 data[]; +} __packed; + +/* element iteration helpers */ +#define for_each_element(_elem, _data, _datalen) \ + for (_elem = (const struct element *)(_data); \ + (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \ + (int)sizeof(*_elem) && \ + (const u8 *)(_data) + (_datalen) - (const u8 *)_elem >= \ + (int)sizeof(*_elem) + _elem->datalen; \ + _elem = (const struct element *)(_elem->data + _elem->datalen)) + +#define for_each_element_id(element, _id, data, datalen) \ + for_each_element(element, data, datalen) \ + if (element->id == (_id)) + +#define for_each_element_extid(element, extid, _data, _datalen) \ + for_each_element(element, _data, _datalen) \ + if (element->id == WLAN_EID_EXTENSION && \ + element->datalen > 0 && \ + element->data[0] == (extid)) + +#define for_each_subelement(sub, element) \ + for_each_element(sub, (element)->data, (element)->datalen) + +#define for_each_subelement_id(sub, id, element) \ + for_each_element_id(sub, id, (element)->data, (element)->datalen) + +#define for_each_subelement_extid(sub, extid, element) \ + for_each_element_extid(sub, extid, (element)->data, (element)->datalen) + +/** + * for_each_element_completed - determine if element parsing consumed all data + * @element: element pointer after for_each_element() or friends + * @data: same data pointer as passed to for_each_element() or friends + * @datalen: same data length as passed to for_each_element() or friends + * + * This function returns %true if all the data was parsed or considered + * while walking the elements. Only use this if your for_each_element() + * loop cannot be broken out of, otherwise it always returns %false. + * + * If some data was malformed, this returns %false since the last parsed + * element will not fill the whole remaining data. + */ +static inline bool for_each_element_completed(const struct element *element, + const void *data, size_t datalen) +{ + return (const u8 *)element == (const u8 *)data + datalen; +} + #endif /* LINUX_IEEE80211_H */ diff --git a/include/linux/rhashtable.h b/include/linux/rhashtable.h index 20f9c6af7473..ae9c0f71f311 100644 --- a/include/linux/rhashtable.h +++ b/include/linux/rhashtable.h @@ -1113,14 +1113,6 @@ static inline int rhashtable_replace_fast( return err; } -/* Obsolete function, do not use in new code. */ -static inline int rhashtable_walk_init(struct rhashtable *ht, - struct rhashtable_iter *iter, gfp_t gfp) -{ - rhashtable_walk_enter(ht, iter); - return 0; -} - /** * rhltable_walk_enter - Initialise an iterator * @hlt: Table to walk over |