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wifi: rtw88: Add rtw8822bu chipset support
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Add support for the rtw8822bu chipset based on
https://github.com/ulli-kroll/rtw88-usb.git

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20221202081224.2779981-10-s.hauer@pengutronix.de
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Sascha Hauer authored and Kalle Valo committed Dec 8, 2022
1 parent aff5ffd commit 4579409
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Showing 4 changed files with 123 additions and 0 deletions.
11 changes: 11 additions & 0 deletions drivers/net/wireless/realtek/rtw88/Kconfig
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Expand Up @@ -42,6 +42,17 @@ config RTW88_8822BE

802.11ac PCIe wireless network adapter

config RTW88_8822BU
tristate "Realtek 8822BU USB wireless network adapter"
depends on USB
select RTW88_CORE
select RTW88_USB
select RTW88_8822B
help
Select this option will enable support for 8822BU chipset

802.11ac USB wireless network adapter

config RTW88_8822CE
tristate "Realtek 8822CE PCI wireless network adapter"
depends on PCI
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3 changes: 3 additions & 0 deletions drivers/net/wireless/realtek/rtw88/Makefile
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Expand Up @@ -26,6 +26,9 @@ rtw88_8822b-objs := rtw8822b.o rtw8822b_table.o
obj-$(CONFIG_RTW88_8822BE) += rtw88_8822be.o
rtw88_8822be-objs := rtw8822be.o

obj-$(CONFIG_RTW88_8822BU) += rtw88_8822bu.o
rtw88_8822bu-objs := rtw8822bu.o

obj-$(CONFIG_RTW88_8822C) += rtw88_8822c.o
rtw88_8822c-objs := rtw8822c.o rtw8822c_table.o

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19 changes: 19 additions & 0 deletions drivers/net/wireless/realtek/rtw88/rtw8822b.c
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Expand Up @@ -26,6 +26,12 @@ static void rtw8822be_efuse_parsing(struct rtw_efuse *efuse,
ether_addr_copy(efuse->addr, map->e.mac_addr);
}

static void rtw8822bu_efuse_parsing(struct rtw_efuse *efuse,
struct rtw8822b_efuse *map)
{
ether_addr_copy(efuse->addr, map->u.mac_addr);
}

static int rtw8822b_read_efuse(struct rtw_dev *rtwdev, u8 *log_map)
{
struct rtw_efuse *efuse = &rtwdev->efuse;
Expand Down Expand Up @@ -56,6 +62,9 @@ static int rtw8822b_read_efuse(struct rtw_dev *rtwdev, u8 *log_map)
case RTW_HCI_TYPE_PCIE:
rtw8822be_efuse_parsing(efuse, map);
break;
case RTW_HCI_TYPE_USB:
rtw8822bu_efuse_parsing(efuse, map);
break;
default:
/* unsupported now */
return -ENOTSUPP;
Expand Down Expand Up @@ -1588,6 +1597,15 @@ static void rtw8822b_adaptivity(struct rtw_dev *rtwdev)
rtw_phy_set_edcca_th(rtwdev, l2h, h2l);
}

static void rtw8822b_fill_txdesc_checksum(struct rtw_dev *rtwdev,
struct rtw_tx_pkt_info *pkt_info,
u8 *txdesc)
{
size_t words = 32 / 2; /* calculate the first 32 bytes (16 words) */

fill_txdesc_checksum_common(txdesc, words);
}

static const struct rtw_pwr_seq_cmd trans_carddis_to_cardemu_8822b[] = {
{0x0086,
RTW_PWR_CUT_ALL_MSK,
Expand Down Expand Up @@ -2163,6 +2181,7 @@ static struct rtw_chip_ops rtw8822b_ops = {
.cfg_csi_rate = rtw_bf_cfg_csi_rate,
.adaptivity_init = rtw8822b_adaptivity_init,
.adaptivity = rtw8822b_adaptivity,
.fill_txdesc_checksum = rtw8822b_fill_txdesc_checksum,

.coex_set_init = rtw8822b_coex_cfg_init,
.coex_set_ant_switch = rtw8822b_coex_cfg_ant_switch,
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90 changes: 90 additions & 0 deletions drivers/net/wireless/realtek/rtw88/rtw8822bu.c
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@@ -0,0 +1,90 @@
// 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 "rtw8822b.h"
#include "usb.h"

static const struct usb_device_id rtw_8822bu_id_table[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xb812, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) },
{ USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xb82c, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) },
{ USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0x2102, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* CCNC */
{ USB_DEVICE_AND_INTERFACE_INFO(0x7392, 0xb822, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* Edimax EW-7822ULC */
{ USB_DEVICE_AND_INTERFACE_INFO(0x7392, 0xc822, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* Edimax EW-7822UTC */
{ USB_DEVICE_AND_INTERFACE_INFO(0x7392, 0xd822, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* Edimax */
{ USB_DEVICE_AND_INTERFACE_INFO(0x7392, 0xe822, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* Edimax */
{ USB_DEVICE_AND_INTERFACE_INFO(0x7392, 0xf822, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* Edimax EW-7822UAD */
{ USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xb81a, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* Default ID */
{ USB_DEVICE_AND_INTERFACE_INFO(0x0b05, 0x1841, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* ASUS AC1300 USB-AC55 B1 */
{ USB_DEVICE_AND_INTERFACE_INFO(0x0b05, 0x184c, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* ASUS U2 */
{ USB_DEVICE_AND_INTERFACE_INFO(0x0B05, 0x19aa, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* ASUS - USB-AC58 rev A1 */
{ USB_DEVICE_AND_INTERFACE_INFO(0x0B05, 0x1870, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* ASUS */
{ USB_DEVICE_AND_INTERFACE_INFO(0x0B05, 0x1874, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* ASUS */
{ USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x331e, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* Dlink - DWA-181 */
{ USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x331c, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* Dlink - DWA-182 - D1 */
{USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x331f, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec)}, /* Dlink - DWA-183 D Ver */
{ USB_DEVICE_AND_INTERFACE_INFO(0x13b1, 0x0043, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* Linksys WUSB6400M */
{ USB_DEVICE_AND_INTERFACE_INFO(0x13b1, 0x0045, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* Linksys WUSB3600 v2 */
{ USB_DEVICE_AND_INTERFACE_INFO(0x2357, 0x012d, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* TP-Link Archer T3U v1 */
{ USB_DEVICE_AND_INTERFACE_INFO(0x2357, 0x0138, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* TP-Link Archer T3U Plus v1 */
{ USB_DEVICE_AND_INTERFACE_INFO(0x2357, 0x0115, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* TP-Link Archer T4U V3 */
{ USB_DEVICE_AND_INTERFACE_INFO(0x2357, 0x012e, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* TP-LINK */
{ USB_DEVICE_AND_INTERFACE_INFO(0x2357, 0x0116, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* TP-LINK */
{ USB_DEVICE_AND_INTERFACE_INFO(0x2357, 0x0117, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* TP-LINK */
{ USB_DEVICE_AND_INTERFACE_INFO(0x0846, 0x9055, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* Netgear A6150 */
{ USB_DEVICE_AND_INTERFACE_INFO(0x0e66, 0x0025, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* Hawking HW12ACU */
{ USB_DEVICE_AND_INTERFACE_INFO(0x04ca, 0x8602, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* LiteOn */
{ USB_DEVICE_AND_INTERFACE_INFO(0x20f4, 0x808a, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) }, /* TRENDnet TEW-808UBM */
{},
};
MODULE_DEVICE_TABLE(usb, rtw_8822bu_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_8822bu_driver = {
.name = "rtw_8822bu",
.id_table = rtw_8822bu_id_table,
.probe = rtw8822bu_probe,
.disconnect = rtw_usb_disconnect,
};
module_usb_driver(rtw_8822bu_driver);

MODULE_AUTHOR("Realtek Corporation");
MODULE_DESCRIPTION("Realtek 802.11ac wireless 8822bu driver");
MODULE_LICENSE("Dual BSD/GPL");

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