1// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
2/* Copyright(c) 2020-2021 Realtek Corporation
3 */
4
5#include <linux/module.h>
6#include <linux/pci.h>
7
8#include "pci.h"
9#include "reg.h"
10#include "rtw8852a.h"
11
12static const struct rtw89_pci_info rtw8852a_pci_info = {
13 .gen_def = &rtw89_pci_gen_ax,
14 .txbd_trunc_mode = MAC_AX_BD_TRUNC,
15 .rxbd_trunc_mode = MAC_AX_BD_TRUNC,
16 .rxbd_mode = MAC_AX_RXBD_PKT,
17 .tag_mode = MAC_AX_TAG_MULTI,
18 .tx_burst = MAC_AX_TX_BURST_2048B,
19 .rx_burst = MAC_AX_RX_BURST_128B,
20 .wd_dma_idle_intvl = MAC_AX_WD_DMA_INTVL_256NS,
21 .wd_dma_act_intvl = MAC_AX_WD_DMA_INTVL_256NS,
22 .multi_tag_num = MAC_AX_TAG_NUM_8,
23 .lbc_en = MAC_AX_PCIE_ENABLE,
24 .lbc_tmr = MAC_AX_LBC_TMR_2MS,
25 .autok_en = MAC_AX_PCIE_DISABLE,
26 .io_rcy_en = MAC_AX_PCIE_DISABLE,
27 .io_rcy_tmr = MAC_AX_IO_RCY_ANA_TMR_6MS,
28 .rx_ring_eq_is_full = false,
29 .check_rx_tag = false,
30
31 .init_cfg_reg = R_AX_PCIE_INIT_CFG1,
32 .txhci_en_bit = B_AX_TXHCI_EN,
33 .rxhci_en_bit = B_AX_RXHCI_EN,
34 .rxbd_mode_bit = B_AX_RXBD_MODE,
35 .exp_ctrl_reg = R_AX_PCIE_EXP_CTRL,
36 .max_tag_num_mask = B_AX_MAX_TAG_NUM,
37 .rxbd_rwptr_clr_reg = R_AX_RXBD_RWPTR_CLR,
38 .txbd_rwptr_clr2_reg = R_AX_TXBD_RWPTR_CLR2,
39 .dma_io_stop = {R_AX_PCIE_DMA_STOP1, B_AX_STOP_PCIEIO},
40 .dma_stop1 = {R_AX_PCIE_DMA_STOP1, B_AX_TX_STOP1_MASK},
41 .dma_stop2 = {R_AX_PCIE_DMA_STOP2, B_AX_TX_STOP2_ALL},
42 .dma_busy1 = {R_AX_PCIE_DMA_BUSY1, DMA_BUSY1_CHECK},
43 .dma_busy2_reg = R_AX_PCIE_DMA_BUSY2,
44 .dma_busy3_reg = R_AX_PCIE_DMA_BUSY1,
45
46 .rpwm_addr = R_AX_PCIE_HRPWM,
47 .cpwm_addr = R_AX_CPWM,
48 .mit_addr = R_AX_INT_MIT_RX,
49 .tx_dma_ch_mask = 0,
50 .bd_idx_addr_low_power = NULL,
51 .dma_addr_set = &rtw89_pci_ch_dma_addr_set,
52 .bd_ram_table = &rtw89_bd_ram_table_dual,
53
54 .ltr_set = rtw89_pci_ltr_set,
55 .fill_txaddr_info = rtw89_pci_fill_txaddr_info,
56 .config_intr_mask = rtw89_pci_config_intr_mask,
57 .enable_intr = rtw89_pci_enable_intr,
58 .disable_intr = rtw89_pci_disable_intr,
59 .recognize_intrs = rtw89_pci_recognize_intrs,
60};
61
62static const struct rtw89_driver_info rtw89_8852ae_info = {
63 .chip = &rtw8852a_chip_info,
64 .bus = {
65 .pci = &rtw8852a_pci_info,
66 },
67};
68
69static const struct pci_device_id rtw89_8852ae_id_table[] = {
70 {
71 PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8852),
72 .driver_data = (kernel_ulong_t)&rtw89_8852ae_info,
73 },
74 {
75 PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0xa85a),
76 .driver_data = (kernel_ulong_t)&rtw89_8852ae_info,
77 },
78 {},
79};
80MODULE_DEVICE_TABLE(pci, rtw89_8852ae_id_table);
81
82static struct pci_driver rtw89_8852ae_driver = {
83 .name = "rtw89_8852ae",
84 .id_table = rtw89_8852ae_id_table,
85 .probe = rtw89_pci_probe,
86 .remove = rtw89_pci_remove,
87 .driver.pm = &rtw89_pm_ops,
88};
89module_pci_driver(rtw89_8852ae_driver);
90
91MODULE_AUTHOR("Realtek Corporation");
92MODULE_DESCRIPTION("Realtek 802.11ax wireless 8852AE driver");
93MODULE_LICENSE("Dual BSD/GPL");
94

source code of linux/drivers/net/wireless/realtek/rtw89/rtw8852ae.c