diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.h')
| -rw-r--r-- | drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.h | 403 |
1 files changed, 403 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.h b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.h new file mode 100644 index 0000000..171fe39 --- /dev/null +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.h @@ -0,0 +1,403 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright(c) 2009-2012 Realtek Corporation.*/ + +#ifndef __RTL92CU_TRX_H__ +#define __RTL92CU_TRX_H__ + +#define RTL92C_USB_BULK_IN_NUM 1 +#define RTL92C_NUM_RX_URBS 8 +#define RTL92C_NUM_TX_URBS 32 + +#define RTL92C_SIZE_MAX_RX_BUFFER 15360 /* 8192 */ +#define RX_DRV_INFO_SIZE_UNIT 8 + +#define RTL_AGG_ON 1 + +enum usb_rx_agg_mode { + USB_RX_AGG_DISABLE, + USB_RX_AGG_DMA, + USB_RX_AGG_USB, + USB_RX_AGG_DMA_USB +}; + +#define TX_SELE_HQ BIT(0) /* High Queue */ +#define TX_SELE_LQ BIT(1) /* Low Queue */ +#define TX_SELE_NQ BIT(2) /* Normal Queue */ + +#define RTL_USB_TX_AGG_NUM_DESC 5 + +#define RTL_USB_RX_AGG_PAGE_NUM 4 +#define RTL_USB_RX_AGG_PAGE_TIMEOUT 3 + +#define RTL_USB_RX_AGG_BLOCK_NUM 5 +#define RTL_USB_RX_AGG_BLOCK_TIMEOUT 3 + +/*======================== rx status =========================================*/ + +struct rx_drv_info_92c { + /* + * Driver info contain PHY status and other variabel size info + * PHY Status content as below + */ + + /* DWORD 0 */ + u8 gain_trsw[4]; + + /* DWORD 1 */ + u8 pwdb_all; + u8 cfosho[4]; + + /* DWORD 2 */ + u8 cfotail[4]; + + /* DWORD 3 */ + s8 rxevm[2]; + s8 rxsnr[4]; + + /* DWORD 4 */ + u8 pdsnr[2]; + + /* DWORD 5 */ + u8 csi_current[2]; + u8 csi_target[2]; + + /* DWORD 6 */ + u8 sigevm; + u8 max_ex_pwr; + u8 ex_intf_flag:1; + u8 sgi_en:1; + u8 rxsc:2; + u8 reserve:4; +} __packed; + +/* macros to read various fields in RX descriptor */ + +/* DWORD 0 */ +static inline u32 get_rx_desc_pkt_len(__le32 *__rxdesc) +{ + return le32_get_bits(*__rxdesc, GENMASK(13, 0)); +} + +static inline u32 get_rx_desc_crc32(__le32 *__rxdesc) +{ + return le32_get_bits(*__rxdesc, BIT(14)); +} + +static inline u32 get_rx_desc_icv(__le32 *__rxdesc) +{ + return le32_get_bits(*__rxdesc, BIT(15)); +} + +static inline u32 get_rx_desc_drvinfo_size(__le32 *__rxdesc) +{ + return le32_get_bits(*__rxdesc, GENMASK(19, 16)); +} + +static inline u32 get_rx_desc_shift(__le32 *__rxdesc) +{ + return le32_get_bits(*__rxdesc, GENMASK(25, 24)); +} + +static inline u32 get_rx_desc_phy_status(__le32 *__rxdesc) +{ + return le32_get_bits(*__rxdesc, BIT(26)); +} + +static inline u32 get_rx_desc_swdec(__le32 *__rxdesc) +{ + return le32_get_bits(*__rxdesc, BIT(27)); +} + + +/* DWORD 1 */ +static inline u32 get_rx_desc_paggr(__le32 *__rxdesc) +{ + return le32_get_bits(*(__rxdesc + 1), BIT(14)); +} + +static inline u32 get_rx_desc_faggr(__le32 *__rxdesc) +{ + return le32_get_bits(*(__rxdesc + 1), BIT(15)); +} + + +/* DWORD 3 */ +static inline u32 get_rx_desc_rx_mcs(__le32 *__rxdesc) +{ + return le32_get_bits(*(__rxdesc + 3), GENMASK(5, 0)); +} + +static inline u32 get_rx_desc_rx_ht(__le32 *__rxdesc) +{ + return le32_get_bits(*(__rxdesc + 3), BIT(6)); +} + +static inline u32 get_rx_desc_splcp(__le32 *__rxdesc) +{ + return le32_get_bits(*(__rxdesc + 3), BIT(8)); +} + +static inline u32 get_rx_desc_bw(__le32 *__rxdesc) +{ + return le32_get_bits(*(__rxdesc + 3), BIT(9)); +} + + +/* DWORD 5 */ +static inline u32 get_rx_desc_tsfl(__le32 *__rxdesc) +{ + return le32_to_cpu(*((__rxdesc + 5))); +} + + +/*======================= tx desc ============================================*/ + +/* macros to set various fields in TX descriptor */ + +/* Dword 0 */ +static inline void set_tx_desc_pkt_size(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits(__txdesc, __value, GENMASK(15, 0)); +} + +static inline void set_tx_desc_offset(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits(__txdesc, __value, GENMASK(23, 16)); +} + +static inline void set_tx_desc_bmc(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits(__txdesc, __value, BIT(24)); +} + +static inline void set_tx_desc_htc(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits(__txdesc, __value, BIT(25)); +} + +static inline void set_tx_desc_last_seg(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits(__txdesc, __value, BIT(26)); +} + +static inline void set_tx_desc_first_seg(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits(__txdesc, __value, BIT(27)); +} + +static inline void set_tx_desc_linip(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits(__txdesc, __value, BIT(28)); +} + +static inline void set_tx_desc_own(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits(__txdesc, __value, BIT(31)); +} + + +/* Dword 1 */ +static inline void set_tx_desc_macid(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 1), __value, GENMASK(4, 0)); +} + +static inline void set_tx_desc_agg_enable(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 1), __value, BIT(5)); +} + +static inline void set_tx_desc_agg_break(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 1), __value, BIT(6)); +} + +static inline void set_tx_desc_rdg_enable(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 1), __value, BIT(7)); +} + +static inline void set_tx_desc_queue_sel(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 1), __value, GENMASK(12, 8)); +} + +static inline void set_tx_desc_rate_id(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 1), __value, GENMASK(19, 16)); +} + +static inline void set_tx_desc_nav_use_hdr(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 1), __value, BIT(20)); +} + +static inline void set_tx_desc_sec_type(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 1), __value, GENMASK(23, 22)); +} + +static inline void set_tx_desc_pkt_offset(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 1), __value, GENMASK(30, 26)); +} + + +/* Dword 2 */ +static inline void set_tx_desc_more_frag(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 2), __value, BIT(17)); +} + +static inline void set_tx_desc_ampdu_density(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 2), __value, GENMASK(22, 20)); +} + + +/* Dword 3 */ +static inline void set_tx_desc_seq(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 3), __value, GENMASK(27, 16)); +} + +static inline void set_tx_desc_pkt_id(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 3), __value, GENMASK(31, 28)); +} + + +/* Dword 4 */ +static inline void set_tx_desc_rts_rate(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 4), __value, GENMASK(4, 0)); +} + +static inline void set_tx_desc_qos(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 4), __value, BIT(6)); +} + +static inline void set_tx_desc_hwseq_en(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 4), __value, BIT(7)); +} + +static inline void set_tx_desc_use_rate(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 4), __value, BIT(8)); +} + +static inline void set_tx_desc_disable_fb(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 4), __value, BIT(10)); +} + +static inline void set_tx_desc_cts2self(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 4), __value, BIT(11)); +} + +static inline void set_tx_desc_rts_enable(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 4), __value, BIT(12)); +} + +static inline void set_tx_desc_hw_rts_enable(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 4), __value, BIT(13)); +} + +static inline void set_tx_desc_data_sc(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 4), __value, GENMASK(21, 20)); +} + +static inline void set_tx_desc_data_bw(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 4), __value, BIT(25)); +} + +static inline void set_tx_desc_rts_short(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 4), __value, BIT(26)); +} + +static inline void set_tx_desc_rts_bw(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 4), __value, BIT(27)); +} + +static inline void set_tx_desc_rts_sc(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 4), __value, GENMASK(29, 28)); +} + +static inline void set_tx_desc_rts_stbc(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 4), __value, GENMASK(31, 30)); +} + + +/* Dword 5 */ +static inline void set_tx_desc_tx_rate(__le32 *__pdesc, u32 __val) +{ + le32p_replace_bits((__pdesc + 5), __val, GENMASK(5, 0)); +} + +static inline void set_tx_desc_data_shortgi(__le32 *__pdesc, u32 __val) +{ + le32p_replace_bits((__pdesc + 5), __val, BIT(6)); +} + +static inline void set_tx_desc_data_rate_fb_limit(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 5), __value, GENMASK(12, 8)); +} + +static inline void set_tx_desc_rts_rate_fb_limit(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 5), __value, GENMASK(16, 13)); +} + + +/* Dword 6 */ +static inline void set_tx_desc_max_agg_num(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 6), __value, GENMASK(15, 11)); +} + + +/* Dword 7 */ +static inline void set_tx_desc_tx_desc_checksum(__le32 *__txdesc, u32 __value) +{ + le32p_replace_bits((__txdesc + 7), __value, GENMASK(15, 0)); +} + + +int rtl8192cu_endpoint_mapping(struct ieee80211_hw *hw); +u16 rtl8192cu_mq_to_hwq(__le16 fc, u16 mac80211_queue_index); +bool rtl92cu_rx_query_desc(struct ieee80211_hw *hw, + struct rtl_stats *stats, + struct ieee80211_rx_status *rx_status, + u8 *p_desc, struct sk_buff *skb); +void rtl8192cu_rx_hdl(struct ieee80211_hw *hw, struct sk_buff * skb); +void rtl8192c_tx_cleanup(struct ieee80211_hw *hw, struct sk_buff *skb); +int rtl8192c_tx_post_hdl(struct ieee80211_hw *hw, struct urb *urb, + struct sk_buff *skb); +struct sk_buff *rtl8192c_tx_aggregate_hdl(struct ieee80211_hw *, + struct sk_buff_head *); +void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw, + struct ieee80211_hdr *hdr, u8 *pdesc_tx, + u8 *pbd_desc_tx, struct ieee80211_tx_info *info, + struct ieee80211_sta *sta, + struct sk_buff *skb, + u8 queue_index, + struct rtl_tcb_desc *tcb_desc); +void rtl92cu_fill_fake_txdesc(struct ieee80211_hw *hw, u8 *pdesc, + u32 buffer_len, bool ispspoll); +void rtl92cu_tx_fill_cmddesc(struct ieee80211_hw *hw, + u8 *pdesc, bool b_firstseg, + bool b_lastseg, struct sk_buff *skb); + +#endif |