[PATCH 07/10] rtw88: Add rtw8723du chipset support
From: Sascha Hauer
Date: Wed May 18 2022 - 04:24:57 EST
Add support for the rtw8723du chipset based on
https://github.com/ulli-kroll/rtw88-usb.git
Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
---
drivers/net/wireless/realtek/rtw88/Kconfig | 11 +++++
drivers/net/wireless/realtek/rtw88/Makefile | 3 ++
drivers/net/wireless/realtek/rtw88/rtw8723d.c | 19 +++++++++
drivers/net/wireless/realtek/rtw88/rtw8723d.h | 1 +
.../net/wireless/realtek/rtw88/rtw8723du.c | 40 +++++++++++++++++++
.../net/wireless/realtek/rtw88/rtw8723du.h | 13 ++++++
6 files changed, 87 insertions(+)
create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8723du.c
create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8723du.h
diff --git a/drivers/net/wireless/realtek/rtw88/Kconfig b/drivers/net/wireless/realtek/rtw88/Kconfig
index 1624c5db69bac..ad1ac453015a9 100644
--- a/drivers/net/wireless/realtek/rtw88/Kconfig
+++ b/drivers/net/wireless/realtek/rtw88/Kconfig
@@ -64,6 +64,17 @@ config RTW88_8723DE
802.11n PCIe wireless network adapter
+config RTW88_8723DU
+ tristate "Realtek 8723DU USB wireless network adapter"
+ depends on USB
+ select RTW88_CORE
+ select RTW88_USB
+ select RTW88_8723D
+ help
+ Select this option will enable support for 8723DU chipset
+
+ 802.11n USB wireless network adapter
+
config RTW88_8821CE
tristate "Realtek 8821CE PCI wireless network adapter"
depends on PCI
diff --git a/drivers/net/wireless/realtek/rtw88/Makefile b/drivers/net/wireless/realtek/rtw88/Makefile
index 9e095f8181483..eb26c215fcde3 100644
--- a/drivers/net/wireless/realtek/rtw88/Makefile
+++ b/drivers/net/wireless/realtek/rtw88/Makefile
@@ -38,6 +38,9 @@ rtw88_8723d-objs := rtw8723d.o rtw8723d_table.o
obj-$(CONFIG_RTW88_8723DE) += rtw88_8723de.o
rtw88_8723de-objs := rtw8723de.o
+obj-$(CONFIG_RTW88_8723DU) += rtw88_8723du.o
+rtw88_8723du-objs := rtw8723du.o
+
obj-$(CONFIG_RTW88_8821C) += rtw88_8821c.o
rtw88_8821c-objs := rtw8821c.o rtw8821c_table.o
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8723d.c b/drivers/net/wireless/realtek/rtw88/rtw8723d.c
index ad2b323a0423c..ccd23902756e1 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8723d.c
+++ b/drivers/net/wireless/realtek/rtw88/rtw8723d.c
@@ -210,6 +210,12 @@ static void rtw8723de_efuse_parsing(struct rtw_efuse *efuse,
ether_addr_copy(efuse->addr, map->e.mac_addr);
}
+static void rtw8723du_efuse_parsing(struct rtw_efuse *efuse,
+ struct rtw8723d_efuse *map)
+{
+ ether_addr_copy(efuse->addr, map->u.mac_addr);
+}
+
static int rtw8723d_read_efuse(struct rtw_dev *rtwdev, u8 *log_map)
{
struct rtw_efuse *efuse = &rtwdev->efuse;
@@ -239,6 +245,9 @@ static int rtw8723d_read_efuse(struct rtw_dev *rtwdev, u8 *log_map)
case RTW_HCI_TYPE_PCIE:
rtw8723de_efuse_parsing(efuse, map);
break;
+ case RTW_HCI_TYPE_USB:
+ rtw8723du_efuse_parsing(efuse, map);
+ break;
default:
/* unsupported now */
return -ENOTSUPP;
@@ -1945,6 +1954,15 @@ static void rtw8723d_pwr_track(struct rtw_dev *rtwdev)
dm_info->pwr_trk_triggered = false;
}
+static void rtw8723d_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 struct rtw_chip_ops rtw8723d_ops = {
.phy_set_param = rtw8723d_phy_set_param,
.read_efuse = rtw8723d_read_efuse,
@@ -1965,6 +1983,7 @@ static struct rtw_chip_ops rtw8723d_ops = {
.config_bfee = NULL,
.set_gid_table = NULL,
.cfg_csi_rate = NULL,
+ .fill_txdesc_checksum = rtw8723d_fill_txdesc_checksum,
.coex_set_init = rtw8723d_coex_cfg_init,
.coex_set_ant_switch = NULL,
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8723d.h b/drivers/net/wireless/realtek/rtw88/rtw8723d.h
index 41d35174a5425..8113bd97edf57 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8723d.h
+++ b/drivers/net/wireless/realtek/rtw88/rtw8723d.h
@@ -70,6 +70,7 @@ struct rtw8723d_efuse {
u8 country_code[2];
u8 res[3];
struct rtw8723de_efuse e;
+ struct rtw8723de_efuse u;
};
/* phy status page0 */
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8723du.c b/drivers/net/wireless/realtek/rtw88/rtw8723du.c
new file mode 100644
index 0000000000000..910f64c168131
--- /dev/null
+++ b/drivers/net/wireless/realtek/rtw88/rtw8723du.c
@@ -0,0 +1,40 @@
+// 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 "rtw8723du.h"
+#include "usb.h"
+
+static const struct usb_device_id rtw_8723du_id_table[] = {
+ /*
+ * ULLI :
+ * ID found in rtw8822bu sources
+ */
+ { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK,
+ 0xD723,
+ 0xff, 0xff, 0xff),
+ .driver_info = (kernel_ulong_t)&(rtw8723d_hw_spec) }, /* 8723DU 1*1 */
+ { },
+};
+MODULE_DEVICE_TABLE(usb, rtw_8723du_id_table);
+
+static int rtw8723du_probe(struct usb_interface *intf,
+ const struct usb_device_id *id)
+{
+ return rtw_usb_probe(intf, id);
+}
+
+static struct usb_driver rtw_8723du_driver = {
+ .name = "rtw_8723du",
+ .id_table = rtw_8723du_id_table,
+ .probe = rtw8723du_probe,
+ .disconnect = rtw_usb_disconnect,
+};
+module_usb_driver(rtw_8723du_driver);
+
+MODULE_AUTHOR("Hans Ulli Kroll <linux@xxxxxxxxxxxxx>");
+MODULE_DESCRIPTION("Realtek 802.11n wireless 8723du driver");
+MODULE_LICENSE("Dual BSD/GPL");
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8723du.h b/drivers/net/wireless/realtek/rtw88/rtw8723du.h
new file mode 100644
index 0000000000000..2e069f65c0551
--- /dev/null
+++ b/drivers/net/wireless/realtek/rtw88/rtw8723du.h
@@ -0,0 +1,13 @@
+/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
+/* Copyright(c) 2018-2019 Realtek Corporation
+ */
+
+#ifndef __RTW_8723DU_H_
+#define __RTW_8723DU_H_
+
+/* USB Vendor/Product IDs */
+#define RTW_USB_VENDOR_ID_REALTEK 0x0BDA
+
+extern struct rtw_chip_info rtw8723d_hw_spec;
+
+#endif
--
2.30.2