1 /*
2  * Copyright (c) 2015-2016 Quantenna Communications, Inc.
3  * All rights reserved.
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License
7  * as published by the Free Software Foundation; either version 2
8  * of the License, or (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  */
16 
17 #ifndef _QTN_FMAC_QLINK_UTIL_H_
18 #define _QTN_FMAC_QLINK_UTIL_H_
19 
20 #include <linux/types.h>
21 #include <linux/skbuff.h>
22 
23 #include "qlink.h"
24 
25 static inline void qtnf_cmd_skb_put_action(struct sk_buff *skb, u16 action)
26 {
27 	__le16 *buf_ptr;
28 
29 	buf_ptr = skb_put(skb, sizeof(action));
30 	*buf_ptr = cpu_to_le16(action);
31 }
32 
33 static inline void
34 qtnf_cmd_skb_put_buffer(struct sk_buff *skb, const u8 *buf_src, size_t len)
35 {
36 	skb_put_data(skb, buf_src, len);
37 }
38 
39 static inline void qtnf_cmd_skb_put_tlv_arr(struct sk_buff *skb,
40 					    u16 tlv_id, const u8 arr[],
41 					    size_t arr_len)
42 {
43 	struct qlink_tlv_hdr *hdr = skb_put(skb, sizeof(*hdr) + arr_len);
44 
45 	hdr->type = cpu_to_le16(tlv_id);
46 	hdr->len = cpu_to_le16(arr_len);
47 	memcpy(hdr->val, arr, arr_len);
48 }
49 
50 static inline void qtnf_cmd_skb_put_tlv_u8(struct sk_buff *skb, u16 tlv_id,
51 					   u8 value)
52 {
53 	struct qlink_tlv_hdr *hdr = skb_put(skb, sizeof(*hdr) + sizeof(value));
54 
55 	hdr->type = cpu_to_le16(tlv_id);
56 	hdr->len = cpu_to_le16(sizeof(value));
57 	*hdr->val = value;
58 }
59 
60 static inline void qtnf_cmd_skb_put_tlv_u16(struct sk_buff *skb,
61 					    u16 tlv_id, u16 value)
62 {
63 	struct qlink_tlv_hdr *hdr = skb_put(skb, sizeof(*hdr) + sizeof(value));
64 	__le16 tmp = cpu_to_le16(value);
65 
66 	hdr->type = cpu_to_le16(tlv_id);
67 	hdr->len = cpu_to_le16(sizeof(value));
68 	memcpy(hdr->val, &tmp, sizeof(tmp));
69 }
70 
71 u16 qlink_iface_type_mask_to_nl(u16 qlink_mask);
72 u8 qlink_chan_width_mask_to_nl(u16 qlink_mask);
73 
74 #endif /* _QTN_FMAC_QLINK_UTIL_H_ */
75