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