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