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