Contributors: 7
Author Tokens Token Proportion Commits Commit Proportion
Yan-Hsuan Chuang 600 77.92% 5 33.33%
Sascha Hauer 104 13.51% 1 6.67%
Tzu-En Huang 24 3.12% 2 13.33%
Po-Hao Huang 19 2.47% 3 20.00%
Martin Blumenstingl 17 2.21% 1 6.67%
Ping-Ke Shih 4 0.52% 2 13.33%
Allen Pais 2 0.26% 1 6.67%
Total 770 15 


/* 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)

#define SET_TX_DESC_TXPKTSIZE(txdesc, value)                                   \
	le32p_replace_bits((__le32 *)(txdesc) + 0x00, value, GENMASK(15, 0))
#define SET_TX_DESC_OFFSET(txdesc, value)                                      \
	le32p_replace_bits((__le32 *)(txdesc) + 0x00, value, GENMASK(23, 16))
#define SET_TX_DESC_PKT_OFFSET(txdesc, value)                                  \
	le32p_replace_bits((__le32 *)(txdesc) + 0x01, value, GENMASK(28, 24))
#define SET_TX_DESC_QSEL(txdesc, value)                                        \
	le32p_replace_bits((__le32 *)(txdesc) + 0x01, value, GENMASK(12, 8))
#define SET_TX_DESC_BMC(txdesc, value)                                         \
	le32p_replace_bits((__le32 *)(txdesc) + 0x00, value, BIT(24))
#define SET_TX_DESC_RATE_ID(txdesc, value)                                     \
	le32p_replace_bits((__le32 *)(txdesc) + 0x01, value, GENMASK(20, 16))
#define SET_TX_DESC_DATARATE(txdesc, value)                                    \
	le32p_replace_bits((__le32 *)(txdesc) + 0x04, value, GENMASK(6, 0))
#define SET_TX_DESC_DISDATAFB(txdesc, value)                                   \
	le32p_replace_bits((__le32 *)(txdesc) + 0x03, value, BIT(10))
#define SET_TX_DESC_USE_RATE(txdesc, value)                                    \
	le32p_replace_bits((__le32 *)(txdesc) + 0x03, value, BIT(8))
#define SET_TX_DESC_SEC_TYPE(txdesc, value)                                    \
	le32p_replace_bits((__le32 *)(txdesc) + 0x01, value, GENMASK(23, 22))
#define SET_TX_DESC_DATA_BW(txdesc, value)                                     \
	le32p_replace_bits((__le32 *)(txdesc) + 0x05, value, GENMASK(6, 5))
#define SET_TX_DESC_SW_SEQ(txdesc, value)                                      \
	le32p_replace_bits((__le32 *)(txdesc) + 0x09, value, GENMASK(23, 12))
#define SET_TX_DESC_TIM_EN(txdesc, value)                                      \
	le32p_replace_bits((__le32 *)(txdesc) + 0x09, value, BIT(7))
#define SET_TX_DESC_TIM_OFFSET(txdesc, value)                                  \
	le32p_replace_bits((__le32 *)(txdesc) + 0x09, value, GENMASK(6, 0))
#define SET_TX_DESC_MAX_AGG_NUM(txdesc, value)                                 \
	le32p_replace_bits((__le32 *)(txdesc) + 0x03, value, GENMASK(21, 17))
#define SET_TX_DESC_USE_RTS(tx_desc, value)                                    \
	le32p_replace_bits((__le32 *)(txdesc) + 0x03, value, BIT(12))
#define SET_TX_DESC_RTSRATE(txdesc, value)                                     \
	le32p_replace_bits((__le32 *)(txdesc) + 0x04, value, GENMASK(28, 24))
#define SET_TX_DESC_DATA_RTS_SHORT(txdesc, value)                              \
	le32p_replace_bits((__le32 *)(txdesc) + 0x05, value, BIT(12))
#define SET_TX_DESC_AMPDU_DENSITY(txdesc, value)                               \
	le32p_replace_bits((__le32 *)(txdesc) + 0x02, value, GENMASK(22, 20))
#define SET_TX_DESC_DATA_STBC(txdesc, value)                                   \
	le32p_replace_bits((__le32 *)(txdesc) + 0x05, value, GENMASK(9, 8))
#define SET_TX_DESC_DATA_LDPC(txdesc, value)                                   \
	le32p_replace_bits((__le32 *)(txdesc) + 0x05, value, BIT(7))
#define SET_TX_DESC_AGG_EN(txdesc, value)                                      \
	le32p_replace_bits((__le32 *)(txdesc) + 0x02, value, BIT(12))
#define SET_TX_DESC_LS(txdesc, value)                                          \
	le32p_replace_bits((__le32 *)(txdesc) + 0x00, value, BIT(26))
#define SET_TX_DESC_DATA_SHORT(txdesc, value)				       \
	le32p_replace_bits((__le32 *)(txdesc) + 0x05, value, BIT(4))
#define SET_TX_DESC_SPE_RPT(tx_desc, value)                                    \
	le32p_replace_bits((__le32 *)(txdesc) + 0x02, value, BIT(19))
#define SET_TX_DESC_SW_DEFINE(tx_desc, value)                                  \
	le32p_replace_bits((__le32 *)(txdesc) + 0x06, value, GENMASK(11, 0))
#define SET_TX_DESC_DISQSELSEQ(txdesc, value)                                 \
	le32p_replace_bits((__le32 *)(txdesc) + 0x00, value, BIT(31))
#define SET_TX_DESC_EN_HWSEQ(txdesc, value)                                   \
	le32p_replace_bits((__le32 *)(txdesc) + 0x08, value, BIT(15))
#define SET_TX_DESC_HW_SSN_SEL(txdesc, value)                                 \
	le32p_replace_bits((__le32 *)(txdesc) + 0x03, value, GENMASK(7, 6))
#define SET_TX_DESC_NAVUSEHDR(txdesc, value)				       \
	le32p_replace_bits((__le32 *)(txdesc) + 0x03, value, BIT(15))
#define SET_TX_DESC_BT_NULL(txdesc, value)				       \
	le32p_replace_bits((__le32 *)(txdesc) + 0x02, value, BIT(23))
#define SET_TX_DESC_TXDESC_CHECKSUM(txdesc, value)				\
	le32p_replace_bits((__le32 *)(txdesc) + 0x07, value, GENMASK(15, 0))
#define SET_TX_DESC_DMA_TXAGG_NUM(txdesc, value)				\
	le32p_replace_bits((__le32 *)(txdesc) + 0x07, value, GENMASK(31, 24))
#define GET_TX_DESC_PKT_OFFSET(txdesc)						\
	le32_get_bits(*((__le32 *)(txdesc) + 0x01), GENMASK(28, 24))
#define GET_TX_DESC_QSEL(txdesc)						\
	le32_get_bits(*((__le32 *)(txdesc) + 0x01), GENMASK(12, 8))

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_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);

	SET_TX_DESC_TXDESC_CHECKSUM(txdesc, 0x0000);

	while (words--)
		chksum ^= *data++;

	SET_TX_DESC_TXDESC_CHECKSUM(txdesc, __le16_to_cpu(chksum));
}

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