Commit 87caeef0 authored by Sascha Hauer's avatar Sascha Hauer Committed by Kalle Valo
Browse files

wifi: rtw88: Add rtw8723du chipset support 

Add support for the rtw8723du 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/20221202081224.2779981-12-s.hauer@pengutronix.de
parent 07cef03b

drivers/net/wireless/realtek/rtw88/Kconfig

+11 −0
Original line number Diff line number Diff line
@@ -86,6 +86,17 @@ 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

drivers/net/wireless/realtek/rtw88/Makefile

+3 −0
Original line number Diff line number Diff line
@@ -44,6 +44,9 @@ 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

drivers/net/wireless/realtek/rtw88/rtw8723d.c

+28 −0
Original line number Diff line number Diff line
@@ -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 +1954,24 @@ 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) */

	__le16 chksum = 0;

	__le16 *data = (__le16 *)(txdesc);



	SET_TX_DESC_TXDESC_CHECKSUM(txdesc, 0x0000);



	while (words--)

		chksum ^= *data++;



	chksum = ~chksum;



	SET_TX_DESC_TXDESC_CHECKSUM(txdesc, __le16_to_cpu(chksum));

}



static struct rtw_chip_ops rtw8723d_ops = {

	.phy_set_param		= rtw8723d_phy_set_param,

	.read_efuse		= rtw8723d_read_efuse,
@@ -1965,6 +1992,7 @@ 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,

drivers/net/wireless/realtek/rtw88/rtw8723d.h

+12 −1
Original line number Diff line number Diff line
@@ -41,6 +41,14 @@ struct rtw8723de_efuse { 
	u8 sub_device_id[2];

};



struct rtw8723du_efuse {

	u8 res4[48];                    /* 0xd0 */

	u8 vender_id[2];                /* 0x100 */

	u8 product_id[2];               /* 0x102 */

	u8 usb_option;                  /* 0x104 */

	u8 mac_addr[ETH_ALEN];          /* 0x107 */

};



struct rtw8723d_efuse {

	__le16 rtl_id;

	u8 rsvd[2];
@@ -69,7 +77,10 @@ struct rtw8723d_efuse { 
	u8 rfe_option;

	u8 country_code[2];

	u8 res[3];

	union {

		struct rtw8723de_efuse e;

		struct rtw8723du_efuse u;

	};

};



extern const struct rtw_chip_info rtw8723d_hw_spec;

drivers/net/wireless/realtek/rtw88/rtw8723du.c

0 → 100644
+36 −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 "rtw8723d.h"

#include "usb.h"



static const struct usb_device_id rtw_8723du_id_table[] = {

	{ 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 */

	{ USB_DEVICE_AND_INTERFACE_INFO(0x7392, 0xd611, 0xff, 0xff, 0xff),

	  .driver_info = (kernel_ulong_t)&(rtw8723d_hw_spec) }, /* Edimax EW-7611ULB V2 */

	{ },

};

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@ulli-kroll.de>");

MODULE_DESCRIPTION("Realtek 802.11n wireless 8723du driver");

MODULE_LICENSE("Dual BSD/GPL");