1// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
2/* Copyright(c) 2020-2022 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 "rtw8852c.h"
11
12static const struct rtw89_pci_bd_idx_addr rtw8852c_bd_idx_addr_low_power = {
13 .tx_bd_addrs = {R_AX_DRV_FW_HSK_0, R_AX_DRV_FW_HSK_1, R_AX_DRV_FW_HSK_2,
14 R_AX_DRV_FW_HSK_3, 0, 0,
15 0, 0, R_AX_DRV_FW_HSK_4,
16 0, 0, 0,
17 R_AX_DRV_FW_HSK_5},
18 .rx_bd_addrs = {R_AX_DRV_FW_HSK_6, R_AX_DRV_FW_HSK_7},
19};
20
21static const struct rtw89_pci_info rtw8852c_pci_info = {
22 .gen_def = &rtw89_pci_gen_ax,
23 .txbd_trunc_mode = MAC_AX_BD_TRUNC,
24 .rxbd_trunc_mode = MAC_AX_BD_TRUNC,
25 .rxbd_mode = MAC_AX_RXBD_PKT,
26 .tag_mode = MAC_AX_TAG_MULTI,
27 .tx_burst = MAC_AX_TX_BURST_V1_256B,
28 .rx_burst = MAC_AX_RX_BURST_V1_128B,
29 .wd_dma_idle_intvl = MAC_AX_WD_DMA_INTVL_256NS,
30 .wd_dma_act_intvl = MAC_AX_WD_DMA_INTVL_256NS,
31 .multi_tag_num = MAC_AX_TAG_NUM_8,
32 .lbc_en = MAC_AX_PCIE_ENABLE,
33 .lbc_tmr = MAC_AX_LBC_TMR_2MS,
34 .autok_en = MAC_AX_PCIE_DISABLE,
35 .io_rcy_en = MAC_AX_PCIE_ENABLE,
36 .io_rcy_tmr = MAC_AX_IO_RCY_ANA_TMR_6MS,
37 .rx_ring_eq_is_full = false,
38 .check_rx_tag = false,
39
40 .init_cfg_reg = R_AX_HAXI_INIT_CFG1,
41 .txhci_en_bit = B_AX_TXHCI_EN_V1,
42 .rxhci_en_bit = B_AX_RXHCI_EN_V1,
43 .rxbd_mode_bit = B_AX_RXBD_MODE_V1,
44 .exp_ctrl_reg = R_AX_HAXI_EXP_CTRL,
45 .max_tag_num_mask = B_AX_MAX_TAG_NUM_V1_MASK,
46 .rxbd_rwptr_clr_reg = R_AX_RXBD_RWPTR_CLR_V1,
47 .txbd_rwptr_clr2_reg = R_AX_TXBD_RWPTR_CLR2_V1,
48 .dma_io_stop = {R_AX_HAXI_INIT_CFG1, B_AX_STOP_AXI_MST},
49 .dma_stop1 = {R_AX_HAXI_DMA_STOP1, B_AX_TX_STOP1_MASK},
50 .dma_stop2 = {R_AX_HAXI_DMA_STOP2, B_AX_TX_STOP2_ALL},
51 .dma_busy1 = {R_AX_HAXI_DMA_BUSY1, DMA_BUSY1_CHECK},
52 .dma_busy2_reg = R_AX_HAXI_DMA_BUSY2,
53 .dma_busy3_reg = R_AX_HAXI_DMA_BUSY3,
54
55 .rpwm_addr = R_AX_PCIE_HRPWM_V1,
56 .cpwm_addr = R_AX_PCIE_CRPWM,
57 .mit_addr = R_AX_INT_MIT_RX_V1,
58 .tx_dma_ch_mask = 0,
59 .bd_idx_addr_low_power = &rtw8852c_bd_idx_addr_low_power,
60 .dma_addr_set = &rtw89_pci_ch_dma_addr_set_v1,
61 .bd_ram_table = &rtw89_bd_ram_table_dual,
62
63 .ltr_set = rtw89_pci_ltr_set_v1,
64 .fill_txaddr_info = rtw89_pci_fill_txaddr_info_v1,
65 .config_intr_mask = rtw89_pci_config_intr_mask_v1,
66 .enable_intr = rtw89_pci_enable_intr_v1,
67 .disable_intr = rtw89_pci_disable_intr_v1,
68 .recognize_intrs = rtw89_pci_recognize_intrs_v1,
69};
70
71static const struct rtw89_driver_info rtw89_8852ce_info = {
72 .chip = &rtw8852c_chip_info,
73 .bus = {
74 .pci = &rtw8852c_pci_info,
75 },
76};
77
78static const struct pci_device_id rtw89_8852ce_id_table[] = {
79 {
80 PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0xc852),
81 .driver_data = (kernel_ulong_t)&rtw89_8852ce_info,
82 },
83 {},
84};
85MODULE_DEVICE_TABLE(pci, rtw89_8852ce_id_table);
86
87static struct pci_driver rtw89_8852ce_driver = {
88 .name = "rtw89_8852ce",
89 .id_table = rtw89_8852ce_id_table,
90 .probe = rtw89_pci_probe,
91 .remove = rtw89_pci_remove,
92 .driver.pm = &rtw89_pm_ops,
93};
94module_pci_driver(rtw89_8852ce_driver);
95
96MODULE_AUTHOR("Realtek Corporation");
97MODULE_DESCRIPTION("Realtek 802.11ax wireless 8852CE driver");
98MODULE_LICENSE("Dual BSD/GPL");
99

source code of linux/drivers/net/wireless/realtek/rtw89/rtw8852ce.c