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Date: Wed, 18 May 2022 10:23:17 +0200
From: Sascha Hauer <s.hauer@...gutronix.de>
To: linux-wireless@...r.kernel.org
Cc: Neo Jou <neojou@...il.com>, Hans Ulli Kroll <linux@...i-kroll.de>,
Ping-Ke Shih <pkshih@...ltek.com>,
Yan-Hsuan Chuang <tony0620emma@...il.com>,
Kalle Valo <kvalo@...nel.org>, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org,
Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
kernel@...gutronix.de, Johannes Berg <johannes@...solutions.net>,
Sascha Hauer <s.hauer@...gutronix.de>
Subject: [PATCH 09/10] rtw88: Add rtw8822bu chipset support
Add support for the rtw8822bu chipset based on
https://github.com/ulli-kroll/rtw88-usb.git
Signed-off-by: Sascha Hauer <s.hauer@...gutronix.de>
---
drivers/net/wireless/realtek/rtw88/Kconfig | 11 ++++
drivers/net/wireless/realtek/rtw88/Makefile | 3 +
drivers/net/wireless/realtek/rtw88/rtw8822b.c | 19 ++++++
.../net/wireless/realtek/rtw88/rtw8822bu.c | 62 +++++++++++++++++++
.../net/wireless/realtek/rtw88/rtw8822bu.h | 15 +++++
5 files changed, 110 insertions(+)
create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8822bu.c
create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8822bu.h
diff --git a/drivers/net/wireless/realtek/rtw88/Kconfig b/drivers/net/wireless/realtek/rtw88/Kconfig
index 5b1bafccd3d4c..e4c60f1449ec8 100644
--- a/drivers/net/wireless/realtek/rtw88/Kconfig
+++ b/drivers/net/wireless/realtek/rtw88/Kconfig
@@ -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
diff --git a/drivers/net/wireless/realtek/rtw88/Makefile b/drivers/net/wireless/realtek/rtw88/Makefile
index 5498e8bbcbf17..e4126ddf7d659 100644
--- a/drivers/net/wireless/realtek/rtw88/Makefile
+++ b/drivers/net/wireless/realtek/rtw88/Makefile
@@ -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
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822b.c b/drivers/net/wireless/realtek/rtw88/rtw8822b.c
index eee7bf0354030..10497d351f229 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8822b.c
+++ b/drivers/net/wireless/realtek/rtw88/rtw8822b.c
@@ -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;
@@ -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;
@@ -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,
@@ -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,
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822bu.c b/drivers/net/wireless/realtek/rtw88/rtw8822bu.c
new file mode 100644
index 0000000000000..5becebdc32471
--- /dev/null
+++ b/drivers/net/wireless/realtek/rtw88/rtw8822bu.c
@@ -0,0 +1,62 @@
+// 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 "rtw8822bu.h"
+#include "usb.h"
+
+#define RTW_USB_VENDER_ID_EDIMAX 0x7392
+
+static const struct usb_device_id rtw_8822bu_id_table[] = {
+ { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK,
+ RTW_USB_PRODUCT_ID_REALTEK_8812B,
+ 0xff, 0xff, 0xff),
+ .driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) },
+ { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK,
+ RTW_USB_PRODUCT_ID_REALTEK_8822B,
+ 0xff, 0xff, 0xff),
+ .driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) },
+ { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDER_ID_EDIMAX,
+ 0xB822,
+ 0xff, 0xff, 0xff),
+ .driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) },
+ { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDER_ID_EDIMAX,
+ 0xC822,
+ 0xff, 0xff, 0xff),
+ .driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) },
+ { USB_DEVICE(0x0b05, 0x184c), /* ASUS AC53 Nano */
+ .driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) },
+ { USB_DEVICE(0x0b05, 0x1841), /* ASUS AC55 B1 */
+ .driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) },
+ { USB_DEVICE(0x2001, 0x331c), /* D-Link DWA-182 rev D1 */
+ .driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) },
+ { USB_DEVICE(0x13b1, 0x0043), /* Linksys WUSB6400M */
+ .driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) },
+ { USB_DEVICE(0x2357, 0x012D), /* TP-Link AC1300 T3U */
+ .driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) },
+ { USB_DEVICE(0x2357, 0x0138), /* TP-Link AC1300 T3U */
+ .driver_info = (kernel_ulong_t)&(rtw8822b_hw_spec) },
+ {},
+};
+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");
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822bu.h b/drivers/net/wireless/realtek/rtw88/rtw8822bu.h
new file mode 100644
index 0000000000000..20f01ecd74415
--- /dev/null
+++ b/drivers/net/wireless/realtek/rtw88/rtw8822bu.h
@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
+/* Copyright(c) 2018-2019 Realtek Corporation
+ */
+
+#ifndef __RTW_8822BU_H_
+#define __RTW_8822BU_H_
+
+/* USB Vendor/Product IDs */
+#define RTW_USB_VENDOR_ID_REALTEK 0x0BDA
+#define RTW_USB_PRODUCT_ID_REALTEK_8812B 0xB812
+#define RTW_USB_PRODUCT_ID_REALTEK_8822B 0xB82C
+
+extern struct rtw_chip_info rtw8822b_hw_spec;
+
+#endif
--
2.30.2
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