| 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
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| 2 | /* Copyright (c) 2015-2016 Quantenna Communications. All rights reserved. */ |
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| 3 | |
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| 4 | #ifndef _QTN_FMAC_QLINK_UTIL_H_ |
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| 5 | #define _QTN_FMAC_QLINK_UTIL_H_ |
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| 6 | |
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| 7 | #include <linux/types.h> |
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| 8 | #include <linux/skbuff.h> |
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| 9 | #include <net/cfg80211.h> |
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| 10 | |
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| 11 | #include "qlink.h" |
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| 12 | |
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| 13 | static inline void |
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| 14 | qtnf_cmd_skb_put_buffer(struct sk_buff *skb, const u8 *buf_src, size_t len) |
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| 15 | { |
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| 16 | skb_put_data(skb, data: buf_src, len); |
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| 17 | } |
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| 18 | |
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| 19 | static inline void qtnf_cmd_skb_put_tlv_arr(struct sk_buff *skb, |
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| 20 | u16 tlv_id, const u8 arr[], |
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| 21 | size_t arr_len) |
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| 22 | { |
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| 23 | struct qlink_tlv_hdr *hdr; |
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| 24 | |
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| 25 | hdr = skb_put(skb, len: sizeof(*hdr) + round_up(arr_len, QLINK_ALIGN)); |
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| 26 | hdr->type = cpu_to_le16(tlv_id); |
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| 27 | hdr->len = cpu_to_le16(arr_len); |
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| 28 | memcpy(hdr->val, arr, arr_len); |
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| 29 | } |
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| 30 | |
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| 31 | static inline void qtnf_cmd_skb_put_tlv_u32(struct sk_buff *skb, |
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| 32 | u16 tlv_id, u32 value) |
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| 33 | { |
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| 34 | struct qlink_tlv_hdr *hdr = skb_put(skb, len: sizeof(*hdr) + sizeof(value)); |
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| 35 | __le32 tmp = cpu_to_le32(value); |
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| 36 | |
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| 37 | hdr->type = cpu_to_le16(tlv_id); |
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| 38 | hdr->len = cpu_to_le16(sizeof(value)); |
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| 39 | memcpy(hdr->val, &tmp, sizeof(tmp)); |
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| 40 | } |
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| 41 | |
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| 42 | u16 qlink_iface_type_to_nl_mask(u16 qlink_type); |
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| 43 | u8 qlink_chan_width_mask_to_nl(u16 qlink_mask); |
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| 44 | void qlink_chandef_q2cfg(struct wiphy *wiphy, |
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| 45 | const struct qlink_chandef *qch, |
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| 46 | struct cfg80211_chan_def *chdef); |
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| 47 | void qlink_chandef_cfg2q(const struct cfg80211_chan_def *chdef, |
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| 48 | struct qlink_chandef *qch); |
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| 49 | enum qlink_hidden_ssid qlink_hidden_ssid_nl2q(enum nl80211_hidden_ssid nl_val); |
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| 50 | bool qtnf_utils_is_bit_set(const u8 *arr, unsigned int bit, |
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| 51 | unsigned int arr_max_len); |
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| 52 | void qlink_acl_data_cfg2q(const struct cfg80211_acl_data *acl, |
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| 53 | struct qlink_acl_data *qacl); |
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| 54 | enum qlink_band qlink_utils_band_cfg2q(enum nl80211_band band); |
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| 55 | enum qlink_dfs_state qlink_utils_dfs_state_cfg2q(enum nl80211_dfs_state state); |
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| 56 | u32 qlink_utils_chflags_cfg2q(u32 cfgflags); |
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| 57 | void qlink_utils_regrule_q2nl(struct ieee80211_reg_rule *rule, |
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| 58 | const struct qlink_tlv_reg_rule *tlv_rule); |
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| 59 | |
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| 60 | #define qlink_for_each_tlv(_tlv, _start, _datalen) \ |
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| 61 | for (_tlv = (const struct qlink_tlv_hdr *)(_start); \ |
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| 62 | (const u8 *)(_start) + (_datalen) - (const u8 *)_tlv >= \ |
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| 63 | (int)sizeof(*_tlv) && \ |
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| 64 | (const u8 *)(_start) + (_datalen) - (const u8 *)_tlv >= \ |
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| 65 | (int)sizeof(*_tlv) + le16_to_cpu(_tlv->len); \ |
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| 66 | _tlv = (const struct qlink_tlv_hdr *)(_tlv->val + \ |
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| 67 | round_up(le16_to_cpu(_tlv->len), QLINK_ALIGN))) |
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| 68 | |
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| 69 | #define qlink_tlv_parsing_ok(_tlv_last, _start, _datalen) \ |
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| 70 | ((const u8 *)(_tlv_last) == \ |
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| 71 | (const u8 *)(_start) + round_up(_datalen, QLINK_ALIGN)) |
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| 72 | |
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| 73 | #endif /* _QTN_FMAC_QLINK_UTIL_H_ */ |
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| 74 | |
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