/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* Copyright(c) 2018-2019 Realtek Corporation */ #ifndef __RTW_TX_H_ #define __RTW_TX_H_ #define RTK_TX_MAX_AGG_NUM_MASK 0x1f #define RTW_TX_PROBE_TIMEOUT msecs_to_jiffies(500) struct rtw_tx_desc { __le32 w0; __le32 w1; __le32 w2; __le32 w3; __le32 w4; __le32 w5; __le32 w6; __le32 w7; __le32 w8; __le32 w9; } __packed; #define RTW_TX_DESC_W0_TXPKTSIZE GENMASK(15, 0) #define RTW_TX_DESC_W0_OFFSET GENMASK(23, 16) #define RTW_TX_DESC_W0_BMC BIT(24) #define RTW_TX_DESC_W0_LS BIT(26) #define RTW_TX_DESC_W0_DISQSELSEQ BIT(31) #define RTW_TX_DESC_W1_MACID GENMASK(7, 0) #define RTW_TX_DESC_W1_QSEL GENMASK(12, 8) #define RTW_TX_DESC_W1_RATE_ID GENMASK(20, 16) #define RTW_TX_DESC_W1_SEC_TYPE GENMASK(23, 22) #define RTW_TX_DESC_W1_PKT_OFFSET GENMASK(28, 24) #define RTW_TX_DESC_W1_MORE_DATA BIT(29) #define RTW_TX_DESC_W2_AGG_EN BIT(12) #define RTW_TX_DESC_W2_SPE_RPT BIT(19) #define RTW_TX_DESC_W2_AMPDU_DEN GENMASK(22, 20) #define RTW_TX_DESC_W2_BT_NULL BIT(23) #define RTW_TX_DESC_W3_HW_SSN_SEL GENMASK(7, 6) #define RTW_TX_DESC_W3_USE_RATE BIT(8) #define RTW_TX_DESC_W3_DISDATAFB BIT(10) #define RTW_TX_DESC_W3_USE_RTS BIT(12) #define RTW_TX_DESC_W3_NAVUSEHDR BIT(15) #define RTW_TX_DESC_W3_MAX_AGG_NUM GENMASK(21, 17) #define RTW_TX_DESC_W4_DATARATE GENMASK(6, 0) #define RTW_TX_DESC_W4_RTSRATE GENMASK(28, 24) #define RTW_TX_DESC_W5_DATA_SHORT BIT(4) #define RTW_TX_DESC_W5_DATA_BW GENMASK(6, 5) #define RTW_TX_DESC_W5_DATA_LDPC BIT(7) #define RTW_TX_DESC_W5_DATA_STBC GENMASK(9, 8) #define RTW_TX_DESC_W5_DATA_RTS_SHORT BIT(12) #define RTW_TX_DESC_W6_SW_DEFINE GENMASK(11, 0) #define RTW_TX_DESC_W7_TXDESC_CHECKSUM GENMASK(15, 0) #define RTW_TX_DESC_W7_DMA_TXAGG_NUM GENMASK(31, 24) #define RTW_TX_DESC_W8_EN_HWSEQ BIT(15) #define RTW_TX_DESC_W9_SW_SEQ GENMASK(23, 12) #define RTW_TX_DESC_W9_TIM_EN BIT(7) #define RTW_TX_DESC_W9_TIM_OFFSET GENMASK(6, 0) enum rtw_tx_desc_queue_select { TX_DESC_QSEL_TID0 = 0, TX_DESC_QSEL_TID1 = 1, TX_DESC_QSEL_TID2 = 2, TX_DESC_QSEL_TID3 = 3, TX_DESC_QSEL_TID4 = 4, TX_DESC_QSEL_TID5 = 5, TX_DESC_QSEL_TID6 = 6, TX_DESC_QSEL_TID7 = 7, TX_DESC_QSEL_TID8 = 8, TX_DESC_QSEL_TID9 = 9, TX_DESC_QSEL_TID10 = 10, TX_DESC_QSEL_TID11 = 11, TX_DESC_QSEL_TID12 = 12, TX_DESC_QSEL_TID13 = 13, TX_DESC_QSEL_TID14 = 14, TX_DESC_QSEL_TID15 = 15, TX_DESC_QSEL_BEACON = 16, TX_DESC_QSEL_HIGH = 17, TX_DESC_QSEL_MGMT = 18, TX_DESC_QSEL_H2C = 19, }; enum rtw_rsvd_packet_type; void rtw_tx(struct rtw_dev *rtwdev, struct ieee80211_tx_control *control, struct sk_buff *skb); void rtw_txq_init(struct rtw_dev *rtwdev, struct ieee80211_txq *txq); void rtw_txq_cleanup(struct rtw_dev *rtwdev, struct ieee80211_txq *txq); void rtw_tx_work(struct work_struct *w); void __rtw_tx_work(struct rtw_dev *rtwdev); void rtw_tx_pkt_info_update(struct rtw_dev *rtwdev, struct rtw_tx_pkt_info *pkt_info, struct ieee80211_sta *sta, struct sk_buff *skb); void rtw_tx_fill_tx_desc(struct rtw_tx_pkt_info *pkt_info, struct sk_buff *skb); void rtw_tx_report_enqueue(struct rtw_dev *rtwdev, struct sk_buff *skb, u8 sn); void rtw_tx_report_handle(struct rtw_dev *rtwdev, struct sk_buff *skb, int src); void rtw_tx_rsvd_page_pkt_info_update(struct rtw_dev *rtwdev, struct rtw_tx_pkt_info *pkt_info, struct sk_buff *skb, enum rtw_rsvd_packet_type type); struct sk_buff * rtw_tx_write_data_rsvd_page_get(struct rtw_dev *rtwdev, struct rtw_tx_pkt_info *pkt_info, u8 *buf, u32 size); struct sk_buff * rtw_tx_write_data_h2c_get(struct rtw_dev *rtwdev, struct rtw_tx_pkt_info *pkt_info, u8 *buf, u32 size); enum rtw_tx_queue_type rtw_tx_ac_to_hwq(enum ieee80211_ac_numbers ac); enum rtw_tx_queue_type rtw_tx_queue_mapping(struct sk_buff *skb); static inline void fill_txdesc_checksum_common(u8 *txdesc, size_t words) { __le16 chksum = 0; __le16 *data = (__le16 *)(txdesc); struct rtw_tx_desc *tx_desc = (struct rtw_tx_desc *)txdesc; le32p_replace_bits(&tx_desc->w7, 0, RTW_TX_DESC_W7_TXDESC_CHECKSUM); while (words--) chksum ^= *data++; le32p_replace_bits(&tx_desc->w7, __le16_to_cpu(chksum), RTW_TX_DESC_W7_TXDESC_CHECKSUM); } static inline void rtw_tx_fill_txdesc_checksum(struct rtw_dev *rtwdev, struct rtw_tx_pkt_info *pkt_info, u8 *txdesc) { const struct rtw_chip_info *chip = rtwdev->chip; chip->ops->fill_txdesc_checksum(rtwdev, pkt_info, txdesc); } #endif