/* 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);
int 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