xref: /linux/drivers/net/wireless/realtek/rtw88/rx.h (revision 3fd6c59042dbba50391e30862beac979491145fe)
1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2 /* Copyright(c) 2018-2019  Realtek Corporation
3  */
4 
5 #ifndef __RTW_RX_H_
6 #define __RTW_RX_H_
7 
8 enum rtw_rx_desc_enc {
9 	RX_DESC_ENC_NONE	= 0,
10 	RX_DESC_ENC_WEP40	= 1,
11 	RX_DESC_ENC_TKIP_WO_MIC	= 2,
12 	RX_DESC_ENC_TKIP_MIC	= 3,
13 	RX_DESC_ENC_AES		= 4,
14 	RX_DESC_ENC_WEP104	= 5,
15 };
16 
17 struct rtw_rx_desc {
18 	__le32 w0;
19 	__le32 w1;
20 	__le32 w2;
21 	__le32 w3;
22 	__le32 w4;
23 	__le32 w5;
24 } __packed;
25 
26 #define RTW_RX_DESC_W0_PKT_LEN		GENMASK(13, 0)
27 #define RTW_RX_DESC_W0_CRC32		BIT(14)
28 #define RTW_RX_DESC_W0_ICV_ERR		BIT(15)
29 #define RTW_RX_DESC_W0_DRV_INFO_SIZE	GENMASK(19, 16)
30 #define RTW_RX_DESC_W0_ENC_TYPE		GENMASK(22, 20)
31 #define RTW_RX_DESC_W0_SHIFT		GENMASK(25, 24)
32 #define RTW_RX_DESC_W0_PHYST		BIT(26)
33 #define RTW_RX_DESC_W0_SWDEC		BIT(27)
34 
35 #define RTW_RX_DESC_W1_MACID		GENMASK(6, 0)
36 
37 #define RTW_RX_DESC_W2_C2H		BIT(28)
38 #define RTW_RX_DESC_W2_PPDU_CNT		GENMASK(30, 29)
39 
40 #define RTW_RX_DESC_W3_RX_RATE		GENMASK(6, 0)
41 
42 #define RTW_RX_DESC_W4_BW		GENMASK(5, 4)
43 
44 #define RTW_RX_DESC_W5_TSFL		GENMASK(31, 0)
45 
46 void rtw_rx_stats(struct rtw_dev *rtwdev, struct ieee80211_vif *vif,
47 		  struct sk_buff *skb);
48 void rtw_rx_query_rx_desc(struct rtw_dev *rtwdev, void *rx_desc8,
49 			  struct rtw_rx_pkt_stat *pkt_stat,
50 			  struct ieee80211_rx_status *rx_status);
51 void rtw_update_rx_freq_from_ie(struct rtw_dev *rtwdev, struct sk_buff *skb,
52 				struct ieee80211_rx_status *rx_status,
53 				struct rtw_rx_pkt_stat *pkt_stat);
54 
55 static inline
rtw_update_rx_freq_for_invalid(struct rtw_dev * rtwdev,struct sk_buff * skb,struct ieee80211_rx_status * rx_status,struct rtw_rx_pkt_stat * pkt_stat)56 void rtw_update_rx_freq_for_invalid(struct rtw_dev *rtwdev, struct sk_buff *skb,
57 				    struct ieee80211_rx_status *rx_status,
58 				    struct rtw_rx_pkt_stat *pkt_stat)
59 {
60 	if (pkt_stat->channel_invalid)
61 		rtw_update_rx_freq_from_ie(rtwdev, skb, rx_status, pkt_stat);
62 }
63 
64 
65 #endif
66