diff options
Diffstat (limited to 'drivers/staging/rtlwifi/rtl8822be/trx.h')
| -rw-r--r-- | drivers/staging/rtlwifi/rtl8822be/trx.h | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/drivers/staging/rtlwifi/rtl8822be/trx.h b/drivers/staging/rtlwifi/rtl8822be/trx.h new file mode 100644 index 000000000000..db769f3c4cd6 --- /dev/null +++ b/drivers/staging/rtlwifi/rtl8822be/trx.h @@ -0,0 +1,165 @@ +/****************************************************************************** + * + * Copyright(c) 2016 Realtek Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * The full GNU General Public License is included in this distribution in the + * file called LICENSE. + * + * Contact Information: + * wlanfae <wlanfae@realtek.com> + * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, + * Hsinchu 300, Taiwan. + * + * Larry Finger <Larry.Finger@lwfinger.net> + * + *****************************************************************************/ + +#ifndef __RTL8822B_TRX_H__ +#define __RTL8822B_TRX_H__ + +#include "../halmac/halmac_tx_desc_nic.h" +#include "../halmac/halmac_rx_desc_nic.h" + +#define TX_DESC_SIZE 64 + +#define RX_DRV_INFO_SIZE_UNIT 8 + +#define TX_DESC_NEXT_DESC_OFFSET 48 +#define USB_HWDESC_HEADER_LEN 48 + +#define RX_DESC_SIZE 24 +#define MAX_RECEIVE_BUFFER_SIZE 8192 + +#define SET_EARLYMODE_PKTNUM(__paddr, __val) \ + SET_BITS_TO_LE_4BYTE(__paddr, 0, 4, __val) +#define SET_EARLYMODE_LEN0(__paddr, __val) \ + SET_BITS_TO_LE_4BYTE(__paddr, 4, 15, __val) +#define SET_EARLYMODE_LEN1(__paddr, __val) \ + SET_BITS_TO_LE_4BYTE(__paddr, 16, 2, __val) +#define SET_EARLYMODE_LEN1_1(__paddr, __val) \ + SET_BITS_TO_LE_4BYTE(__paddr, 19, 13, __val) +#define SET_EARLYMODE_LEN1_2(__paddr, __val) \ + SET_BITS_TO_LE_4BYTE(__paddr + 4, 0, 2, __val) +#define SET_EARLYMODE_LEN2(__paddr, __val) \ + SET_BITS_TO_LE_4BYTE(__paddr + 4, 2, 15, __val) +#define SET_EARLYMODE_LEN2_1(__paddr, __val) \ + SET_BITS_TO_LE_4BYTE(__paddr, 2, 4, __val) +#define SET_EARLYMODE_LEN2_2(__paddr, __val) \ + SET_BITS_TO_LE_4BYTE(__paddr + 4, 0, 8, __val) +#define SET_EARLYMODE_LEN3(__paddr, __val) \ + SET_BITS_TO_LE_4BYTE(__paddr + 4, 17, 15, __val) +#define SET_EARLYMODE_LEN4(__paddr, __val) \ + SET_BITS_TO_LE_4BYTE(__paddr + 4, 20, 12, __val) + +/* TX/RX buffer descriptor */ + +/* for Txfilldescroptor8822be, fill the desc content. */ +#define SET_TXBUFFER_DESC_LEN_WITH_OFFSET(__pdesc, __offset, __val) \ + SET_BITS_TO_LE_4BYTE((__pdesc) + ((__offset) * 16), 0, 16, __val) +#define SET_TXBUFFER_DESC_AMSDU_WITH_OFFSET(__pdesc, __offset, __val) \ + SET_BITS_TO_LE_4BYTE((__pdesc) + ((__offset) * 16), 31, 1, __val) +#define SET_TXBUFFER_DESC_ADD_LOW_WITH_OFFSET(__pdesc, __offset, __val) \ + SET_BITS_TO_LE_4BYTE((__pdesc) + ((__offset) * 16) + 4, 0, 32, __val) +#define SET_TXBUFFER_DESC_ADD_HIGH_WITH_OFFSET(pbd, off, val, dma64) \ + (dma64 ? SET_BITS_TO_LE_4BYTE((pbd) + ((off) * 16) + 8, 0, 32, val) : 0) +#define GET_TXBUFFER_DESC_ADDR_LOW(__pdesc, __offset) \ + LE_BITS_TO_4BYTE((__pdesc) + ((__offset) * 16) + 4, 0, 32) +#define GET_TXBUFFER_DESC_ADDR_HIGH(pbd, off, dma64) \ + (dma64 ? LE_BITS_TO_4BYTE((pbd) + ((off) * 16) + 8, 0, 32) : 0) + +/* Dword 0 */ +#define SET_TX_BUFF_DESC_LEN_0(__pdesc, __val) \ + SET_BITS_TO_LE_4BYTE(__pdesc, 0, 14, __val) +#define SET_TX_BUFF_DESC_PSB(__pdesc, __val) \ + SET_BITS_TO_LE_4BYTE(__pdesc, 16, 15, __val) +#define SET_TX_BUFF_DESC_OWN(__pdesc, __val) \ + SET_BITS_TO_LE_4BYTE(__pdesc, 31, 1, __val) + +/* Dword 1 */ +#define SET_TX_BUFF_DESC_ADDR_LOW_0(__pdesc, __val) \ + SET_BITS_TO_LE_4BYTE((__pdesc) + 4, 0, 32, __val) +/* Dword 2 */ +#define SET_TX_BUFF_DESC_ADDR_HIGH_0(bdesc, val, dma64) \ + SET_TXBUFFER_DESC_ADD_HIGH_WITH_OFFSET(bdesc, 0, val, dma64) +/* Dword 3 / RESERVED 0 */ + +/* RX buffer */ + +/* DWORD 0 */ +#define SET_RX_BUFFER_DESC_DATA_LENGTH(__rx_status_desc, __val) \ + SET_BITS_TO_LE_4BYTE(__rx_status_desc, 0, 14, __val) +#define SET_RX_BUFFER_DESC_LS(__rx_status_desc, __val) \ + SET_BITS_TO_LE_4BYTE(__rx_status_desc, 15, 1, __val) +#define SET_RX_BUFFER_DESC_FS(__rx_status_desc, __val) \ + SET_BITS_TO_LE_4BYTE(__rx_status_desc, 16, 1, __val) +#define SET_RX_BUFFER_DESC_TOTAL_LENGTH(__rx_status_desc, __val) \ + SET_BITS_TO_LE_4BYTE(__rx_status_desc, 16, 15, __val) + +#define GET_RX_BUFFER_DESC_OWN(__rx_status_desc) \ + LE_BITS_TO_4BYTE(__rx_status_desc, 31, 1) +#define GET_RX_BUFFER_DESC_LS(__rx_status_desc) \ + LE_BITS_TO_4BYTE(__rx_status_desc, 15, 1) +#define GET_RX_BUFFER_DESC_FS(__rx_status_desc) \ + LE_BITS_TO_4BYTE(__rx_status_desc, 16, 1) +#define GET_RX_BUFFER_DESC_TOTAL_LENGTH(__rx_status_desc) \ + LE_BITS_TO_4BYTE(__rx_status_desc, 16, 15) + +/* DWORD 1 */ +#define SET_RX_BUFFER_PHYSICAL_LOW(__rx_status_desc, __val) \ + SET_BITS_TO_LE_4BYTE(__rx_status_desc + 4, 0, 32, __val) + +/* DWORD 2 */ +#define SET_RX_BUFFER_PHYSICAL_HIGH(__rx_status_desc, __val, dma64) \ + (dma64 ? SET_BITS_TO_LE_4BYTE((__rx_status_desc) + 8, 0, 32, __val) : 0) + +#define CLEAR_PCI_TX_DESC_CONTENT(__pdesc, _size) \ + do { \ + if (_size > TX_DESC_NEXT_DESC_OFFSET) \ + memset(__pdesc, 0, TX_DESC_NEXT_DESC_OFFSET); \ + else \ + memset(__pdesc, 0, _size); \ + } while (0) + +void rtl8822be_rx_check_dma_ok(struct ieee80211_hw *hw, u8 *header_desc, + u8 queue_index); +u16 rtl8822be_rx_desc_buff_remained_cnt(struct ieee80211_hw *hw, + u8 queue_index); +u16 rtl8822be_get_available_desc(struct ieee80211_hw *hw, u8 queue_index); +void rtl8822be_pre_fill_tx_bd_desc(struct ieee80211_hw *hw, u8 *tx_bd_desc, + u8 *desc, u8 queue_index, + struct sk_buff *skb, dma_addr_t addr); + +void rtl8822be_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 hw_queue, struct rtl_tcb_desc *ptcb_desc); +void rtl8822be_tx_fill_special_desc(struct ieee80211_hw *hw, u8 *pdesc, + u8 *pbd_desc, struct sk_buff *skb, + u8 hw_queue); +bool rtl8822be_rx_query_desc(struct ieee80211_hw *hw, struct rtl_stats *status, + struct ieee80211_rx_status *rx_status, u8 *pdesc, + struct sk_buff *skb); +void rtl8822be_set_desc(struct ieee80211_hw *hw, u8 *pdesc, bool istx, + u8 desc_name, u8 *val); +u64 rtl8822be_get_desc(struct ieee80211_hw *hw, + u8 *pdesc, bool istx, u8 desc_name); +bool rtl8822be_is_tx_desc_closed(struct ieee80211_hw *hw, u8 hw_queue, + u16 index); +void rtl8822be_tx_polling(struct ieee80211_hw *hw, u8 hw_queue); +void rtl8822be_tx_fill_cmddesc(struct ieee80211_hw *hw, u8 *pdesc, + bool firstseg, bool lastseg, + struct sk_buff *skb); +u32 rtl8822be_rx_command_packet(struct ieee80211_hw *hw, + const struct rtl_stats *status, + struct sk_buff *skb); +#endif |