Add support for the rtw8822cu chipset based on https://github.com/ulli-kroll/rtw88-usb.git Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx> --- Notes: Changes since v1: - Add more Device IDs from https://github.com/morrownr/8821cu-20210118.git drivers/net/wireless/realtek/rtw88/Kconfig | 11 +++++ drivers/net/wireless/realtek/rtw88/Makefile | 3 ++ drivers/net/wireless/realtek/rtw88/rtw8822c.c | 24 ++++++++++ .../net/wireless/realtek/rtw88/rtw8822cu.c | 44 +++++++++++++++++++ .../net/wireless/realtek/rtw88/rtw8822cu.h | 10 +++++ 5 files changed, 92 insertions(+) create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8822cu.c create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8822cu.h diff --git a/drivers/net/wireless/realtek/rtw88/Kconfig b/drivers/net/wireless/realtek/rtw88/Kconfig index 10f4e7f88b858..138289bc5ad0c 100644 --- a/drivers/net/wireless/realtek/rtw88/Kconfig +++ b/drivers/net/wireless/realtek/rtw88/Kconfig @@ -64,6 +64,17 @@ config RTW88_8822CE 802.11ac PCIe wireless network adapter +config RTW88_8822CU + tristate "Realtek 8822CU USB wireless network adapter" + depends on USB + select RTW88_CORE + select RTW88_USB + select RTW88_8822C + help + Select this option will enable support for 8822CU chipset + + 802.11ac USB wireless network adapter + config RTW88_8723DE tristate "Realtek 8723DE PCI wireless network adapter" depends on PCI diff --git a/drivers/net/wireless/realtek/rtw88/Makefile b/drivers/net/wireless/realtek/rtw88/Makefile index 1d28cc4fff7b2..06883d7323b05 100644 --- a/drivers/net/wireless/realtek/rtw88/Makefile +++ b/drivers/net/wireless/realtek/rtw88/Makefile @@ -35,6 +35,9 @@ rtw88_8822c-objs := rtw8822c.o rtw8822c_table.o obj-$(CONFIG_RTW88_8822CE) += rtw88_8822ce.o rtw88_8822ce-objs := rtw8822ce.o +obj-$(CONFIG_RTW88_8822CU) += rtw88_8822cu.o +rtw88_8822cu-objs := rtw8822cu.o + obj-$(CONFIG_RTW88_8723D) += rtw88_8723d.o rtw88_8723d-objs := rtw8723d.o rtw8723d_table.o diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.c b/drivers/net/wireless/realtek/rtw88/rtw8822c.c index fccb15dfb9595..964e27887fe2d 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822c.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.c @@ -29,6 +29,12 @@ static void rtw8822ce_efuse_parsing(struct rtw_efuse *efuse, ether_addr_copy(efuse->addr, map->e.mac_addr); } +static void rtw8822cu_efuse_parsing(struct rtw_efuse *efuse, + struct rtw8822c_efuse *map) +{ + ether_addr_copy(efuse->addr, map->u.mac_addr); +} + static int rtw8822c_read_efuse(struct rtw_dev *rtwdev, u8 *log_map) { struct rtw_efuse *efuse = &rtwdev->efuse; @@ -58,6 +64,9 @@ static int rtw8822c_read_efuse(struct rtw_dev *rtwdev, u8 *log_map) case RTW_HCI_TYPE_PCIE: rtw8822ce_efuse_parsing(efuse, map); break; + case RTW_HCI_TYPE_USB: + rtw8822cu_efuse_parsing(efuse, map); + break; default: /* unsupported now */ return -ENOTSUPP; @@ -4557,6 +4566,18 @@ static void rtw8822c_adaptivity(struct rtw_dev *rtwdev) rtw_phy_set_edcca_th(rtwdev, l2h, h2l); } +static void rtw8822c_fill_txdesc_checksum(struct rtw_dev *rtwdev, + struct rtw_tx_pkt_info *pkt_info, + u8 *txdesc) +{ + const struct rtw_chip_info *chip = rtwdev->chip; + size_t words; + + words = (pkt_info->pkt_offset * 8 + chip->tx_pkt_desc_sz) / 2; + + fill_txdesc_checksum_common(txdesc, words); +} + static const struct rtw_pwr_seq_cmd trans_carddis_to_cardemu_8822c[] = { {0x0086, RTW_PWR_CUT_ALL_MSK, @@ -4895,6 +4916,8 @@ static const struct rtw_rfe_def rtw8822c_rfe_defs[] = { [0] = RTW_DEF_RFE(8822c, 0, 0), [1] = RTW_DEF_RFE(8822c, 0, 0), [2] = RTW_DEF_RFE(8822c, 0, 0), + [3] = RTW_DEF_RFE(8822c, 0, 0), + [4] = RTW_DEF_RFE(8822c, 0, 0), [5] = RTW_DEF_RFE(8822c, 0, 5), [6] = RTW_DEF_RFE(8822c, 0, 0), }; @@ -4978,6 +5001,7 @@ static struct rtw_chip_ops rtw8822c_ops = { .cfo_track = rtw8822c_cfo_track, .config_tx_path = rtw8822c_config_tx_path, .config_txrx_mode = rtw8822c_config_trx_mode, + .fill_txdesc_checksum = rtw8822c_fill_txdesc_checksum, .coex_set_init = rtw8822c_coex_cfg_init, .coex_set_ant_switch = NULL, diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822cu.c b/drivers/net/wireless/realtek/rtw88/rtw8822cu.c new file mode 100644 index 0000000000000..f839790e9fd08 --- /dev/null +++ b/drivers/net/wireless/realtek/rtw88/rtw8822cu.c @@ -0,0 +1,44 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* Copyright(c) 2018-2019 Realtek Corporation + */ + +#include <linux/module.h> +#include <linux/usb.h> +#include "main.h" +#include "rtw8822cu.h" +#include "usb.h" + +static const struct usb_device_id rtw_8822cu_id_table[] = { + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xc82c, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&(rtw8822c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xc812, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&(rtw8822c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xc82e, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&(rtw8822c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xd820, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&(rtw8822c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xd82b, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&(rtw8822c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(0x13b1, 0x0043, 0xff, 0xff, 0xff), + .driver_info = (kernel_ulong_t)&(rtw8822c_hw_spec) }, /* Alpha - Alpha */ + {}, +}; +MODULE_DEVICE_TABLE(usb, rtw_8822cu_id_table); + +static int rtw8822bu_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + return rtw_usb_probe(intf, id); +} + +static struct usb_driver rtw_8822cu_driver = { + .name = "rtw_8822cu", + .id_table = rtw_8822cu_id_table, + .probe = rtw8822bu_probe, + .disconnect = rtw_usb_disconnect, +}; +module_usb_driver(rtw_8822cu_driver); + +MODULE_AUTHOR("Realtek Corporation"); +MODULE_DESCRIPTION("Realtek 802.11ac wireless 8822cu driver"); +MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822cu.h b/drivers/net/wireless/realtek/rtw88/rtw8822cu.h new file mode 100644 index 0000000000000..4b35343aacb1c --- /dev/null +++ b/drivers/net/wireless/realtek/rtw88/rtw8822cu.h @@ -0,0 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ +/* Copyright(c) 2018-2019 Realtek Corporation + */ + +#ifndef __RTW_8822CU_H_ +#define __RTW_8822CU_H_ + +extern struct rtw_chip_info rtw8822c_hw_spec; + +#endif -- 2.30.2
