linux/drivers/net/wireless/realtek/rtw88/rx.h

/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
/* Copyright(c) 2018-2019  Realtek Corporation
 */

#ifndef __RTW_RX_H_
#define __RTW_RX_H_

enum rtw_rx_desc_enc {
	RX_DESC_ENC_NONE	= 0,
	RX_DESC_ENC_WEP40	= 1,
	RX_DESC_ENC_TKIP_WO_MIC	= 2,
	RX_DESC_ENC_TKIP_MIC	= 3,
	RX_DESC_ENC_AES		= 4,
	RX_DESC_ENC_WEP104	= 5,
};

struct rtw_rx_desc {
	__le32 w0;
	__le32 w1;
	__le32 w2;
	__le32 w3;
	__le32 w4;
	__le32 w5;
} __packed;

#define RTW_RX_DESC_W0_PKT_LEN		GENMASK(13, 0)
#define RTW_RX_DESC_W0_CRC32		BIT(14)
#define RTW_RX_DESC_W0_ICV_ERR		BIT(15)
#define RTW_RX_DESC_W0_DRV_INFO_SIZE	GENMASK(19, 16)
#define RTW_RX_DESC_W0_ENC_TYPE		GENMASK(22, 20)
#define RTW_RX_DESC_W0_SHIFT		GENMASK(25, 24)
#define RTW_RX_DESC_W0_PHYST		BIT(26)
#define RTW_RX_DESC_W0_SWDEC		BIT(27)

#define RTW_RX_DESC_W1_MACID		GENMASK(6, 0)

#define RTW_RX_DESC_W2_C2H		BIT(28)
#define RTW_RX_DESC_W2_PPDU_CNT		GENMASK(30, 29)

#define RTW_RX_DESC_W3_RX_RATE		GENMASK(6, 0)

#define RTW_RX_DESC_W4_BW		GENMASK(5, 4)

#define RTW_RX_DESC_W5_TSFL		GENMASK(31, 0)

void rtw_rx_stats(struct rtw_dev *rtwdev, struct ieee80211_vif *vif,
		  struct sk_buff *skb);
void rtw_rx_query_rx_desc(struct rtw_dev *rtwdev, void *rx_desc8,
			  struct rtw_rx_pkt_stat *pkt_stat,
			  struct ieee80211_rx_status *rx_status);
void rtw_update_rx_freq_from_ie(struct rtw_dev *rtwdev, struct sk_buff *skb,
				struct ieee80211_rx_status *rx_status,
				struct rtw_rx_pkt_stat *pkt_stat);

static inline
void 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)
{
	if (pkt_stat->channel_invalid)
		rtw_update_rx_freq_from_ie(rtwdev, skb, rx_status, pkt_stat);
}


#endif