Commit 07cef03b authored by Sascha Hauer's avatar Sascha Hauer Committed by Kalle Valo
Browse files

wifi: rtw88: Add rtw8822cu chipset support 

Add support for the rtw8822cu chipset based on
https://github.com/ulli-kroll/rtw88-usb.git



Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: default avatarKalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20221202081224.2779981-11-s.hauer@pengutronix.de
parent 45794099

drivers/net/wireless/realtek/rtw88/Kconfig

+11 −0
Original line number Diff line number Diff line
@@ -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

drivers/net/wireless/realtek/rtw88/Makefile

+3 −0
Original line number Diff line number Diff line
@@ -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

drivers/net/wireless/realtek/rtw88/rtw8822c.c

+24 −0
Original line number Diff line number Diff line
@@ -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,

drivers/net/wireless/realtek/rtw88/rtw8822cu.c

0 → 100644
+44 −0
Original line number Diff line number Diff line 
// 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 "rtw8822c.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");