blob: db769f3c4cd6852e7ab4cdf0e6c270b7e1ac4a08 [file] [log] [blame]
/******************************************************************************
*
* 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