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 "rtw8852b.h" 11 12 static const struct rtw89_pci_info rtw8852b_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 30 .init_cfg_reg = R_AX_PCIE_INIT_CFG1, 31 .txhci_en_bit = B_AX_TXHCI_EN, 32 .rxhci_en_bit = B_AX_RXHCI_EN, 33 .rxbd_mode_bit = B_AX_RXBD_MODE, 34 .exp_ctrl_reg = R_AX_PCIE_EXP_CTRL, 35 .max_tag_num_mask = B_AX_MAX_TAG_NUM, 36 .rxbd_rwptr_clr_reg = R_AX_RXBD_RWPTR_CLR, 37 .txbd_rwptr_clr2_reg = 0, 38 .dma_io_stop = {R_AX_PCIE_DMA_STOP1, B_AX_STOP_PCIEIO}, 39 .dma_stop1 = {R_AX_PCIE_DMA_STOP1, B_AX_TX_STOP1_MASK_V1}, 40 .dma_stop2 = {0}, 41 .dma_busy1 = {R_AX_PCIE_DMA_BUSY1, DMA_BUSY1_CHECK_V1}, 42 .dma_busy2_reg = 0, 43 .dma_busy3_reg = R_AX_PCIE_DMA_BUSY1, 44 45 .rpwm_addr = R_AX_PCIE_HRPWM, 46 .cpwm_addr = R_AX_CPWM, 47 .mit_addr = R_AX_INT_MIT_RX, 48 .tx_dma_ch_mask = BIT(RTW89_TXCH_ACH4) | BIT(RTW89_TXCH_ACH5) | 49 BIT(RTW89_TXCH_ACH6) | BIT(RTW89_TXCH_ACH7) | 50 BIT(RTW89_TXCH_CH10) | BIT(RTW89_TXCH_CH11), 51 .bd_idx_addr_low_power = NULL, 52 .dma_addr_set = &rtw89_pci_ch_dma_addr_set, 53 .bd_ram_table = &rtw89_bd_ram_table_single, 54 55 .ltr_set = rtw89_pci_ltr_set, 56 .fill_txaddr_info = rtw89_pci_fill_txaddr_info, 57 .config_intr_mask = rtw89_pci_config_intr_mask, 58 .enable_intr = rtw89_pci_enable_intr, 59 .disable_intr = rtw89_pci_disable_intr, 60 .recognize_intrs = rtw89_pci_recognize_intrs, 61 }; 62 63 static const struct rtw89_driver_info rtw89_8852be_info = { 64 .chip = &rtw8852b_chip_info, 65 .bus = { 66 .pci = &rtw8852b_pci_info, 67 }, 68 }; 69 70 static const struct pci_device_id rtw89_8852be_id_table[] = { 71 { 72 PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0xb852), 73 .driver_data = (kernel_ulong_t)&rtw89_8852be_info, 74 }, 75 { 76 PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0xb85b), 77 .driver_data = (kernel_ulong_t)&rtw89_8852be_info, 78 }, 79 {}, 80 }; 81 MODULE_DEVICE_TABLE(pci, rtw89_8852be_id_table); 82 83 static struct pci_driver rtw89_8852be_driver = { 84 .name = "rtw89_8852be", 85 .id_table = rtw89_8852be_id_table, 86 .probe = rtw89_pci_probe, 87 .remove = rtw89_pci_remove, 88 .driver.pm = &rtw89_pm_ops, 89 }; 90 module_pci_driver(rtw89_8852be_driver); 91 92 MODULE_AUTHOR("Realtek Corporation"); 93 MODULE_DESCRIPTION("Realtek 802.11ax wireless 8852BE driver"); 94 MODULE_LICENSE("Dual BSD/GPL"); 95