From nobody Thu Sep 18 23:33:37 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8C021C4332F for ; Fri, 2 Dec 2022 08:13:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232807AbiLBINK (ORCPT ); Fri, 2 Dec 2022 03:13:10 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55558 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232701AbiLBIMk (ORCPT ); Fri, 2 Dec 2022 03:12:40 -0500 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C6217DFCC for ; Fri, 2 Dec 2022 00:12:37 -0800 (PST) Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1p119p-0005AE-Qd; Fri, 02 Dec 2022 09:12:29 +0100 Received: from [2a0a:edc0:0:1101:1d::28] (helo=dude02.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1p119o-001lGn-AX; Fri, 02 Dec 2022 09:12:29 +0100 Received: from sha by dude02.red.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1p119n-00BfE1-1N; Fri, 02 Dec 2022 09:12:27 +0100 From: Sascha Hauer To: linux-wireless@vger.kernel.org Cc: Neo Jou , Hans Ulli Kroll , Ping-Ke Shih , Yan-Hsuan Chuang , Kalle Valo , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Martin Blumenstingl , kernel@pengutronix.de, Alexander Hochbaum , Da Xue , Po-Hao Huang , Viktor Petrenko , Sascha Hauer Subject: [PATCH v5 10/11] wifi: rtw88: Add rtw8822cu chipset support Date: Fri, 2 Dec 2022 09:12:23 +0100 Message-Id: <20221202081224.2779981-11-s.hauer@pengutronix.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20221202081224.2779981-1-s.hauer@pengutronix.de> References: <20221202081224.2779981-1-s.hauer@pengutronix.de> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: sha@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add support for the rtw8822cu chipset based on https://github.com/ulli-kroll/rtw88-usb.git Signed-off-by: Sascha Hauer --- Notes: Changes since v3: - drop unnecessary rtw8822cu.h =20 Changes since v1: - Add more Device IDs from https://github.com/morrownr/8821cu-20210118.= git drivers/net/wireless/realtek/rtw88/Kconfig | 11 +++++ drivers/net/wireless/realtek/rtw88/Makefile | 3 ++ drivers/net/wireless/realtek/rtw88/rtw8822c.c | 24 ++++++++++ .../net/wireless/realtek/rtw88/rtw8822cu.c | 44 +++++++++++++++++++ 4 files changed, 82 insertions(+) create mode 100644 drivers/net/wireless/realtek/rtw88/rtw8822cu.c diff --git a/drivers/net/wireless/realtek/rtw88/Kconfig b/drivers/net/wirel= ess/realtek/rtw88/Kconfig index 10f4e7f88b858..138289bc5ad0c 100644 --- a/drivers/net/wireless/realtek/rtw88/Kconfig +++ b/drivers/net/wireless/realtek/rtw88/Kconfig @@ -64,6 +64,17 @@ config RTW88_8822CE =20 802.11ac PCIe wireless network adapter =20 +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 diff --git a/drivers/net/wireless/realtek/rtw88/Makefile b/drivers/net/wire= less/realtek/rtw88/Makefile index 6984bfb7a3170..fe2dd90204a78 100644 --- a/drivers/net/wireless/realtek/rtw88/Makefile +++ b/drivers/net/wireless/realtek/rtw88/Makefile @@ -35,6 +35,9 @@ rtw88_8822c-objs :=3D rtw8822c.o rtw8822c_table.o obj-$(CONFIG_RTW88_8822CE) +=3D rtw88_8822ce.o rtw88_8822ce-objs :=3D rtw8822ce.o =20 +obj-$(CONFIG_RTW88_8822CU) +=3D rtw88_8822cu.o +rtw88_8822cu-objs :=3D rtw8822cu.o + obj-$(CONFIG_RTW88_8723D) +=3D rtw88_8723d.o rtw88_8723d-objs :=3D rtw8723d.o rtw8723d_table.o =20 diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.c b/drivers/net/wi= reless/realtek/rtw88/rtw8822c.c index fccb15dfb9595..964e27887fe2d 100644 --- a/drivers/net/wireless/realtek/rtw88/rtw8822c.c +++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.c @@ -29,6 +29,12 @@ static void rtw8822ce_efuse_parsing(struct rtw_efuse *ef= use, ether_addr_copy(efuse->addr, map->e.mac_addr); } =20 +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 =3D &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 *rtwd= ev) rtw_phy_set_edcca_th(rtwdev, l2h, h2l); } =20 +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 =3D rtwdev->chip; + size_t words; + + words =3D (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[] =3D { {0x0086, RTW_PWR_CUT_ALL_MSK, @@ -4895,6 +4916,8 @@ static const struct rtw_rfe_def rtw8822c_rfe_defs[] = =3D { [0] =3D RTW_DEF_RFE(8822c, 0, 0), [1] =3D RTW_DEF_RFE(8822c, 0, 0), [2] =3D RTW_DEF_RFE(8822c, 0, 0), + [3] =3D RTW_DEF_RFE(8822c, 0, 0), + [4] =3D RTW_DEF_RFE(8822c, 0, 0), [5] =3D RTW_DEF_RFE(8822c, 0, 5), [6] =3D RTW_DEF_RFE(8822c, 0, 0), }; @@ -4978,6 +5001,7 @@ static struct rtw_chip_ops rtw8822c_ops =3D { .cfo_track =3D rtw8822c_cfo_track, .config_tx_path =3D rtw8822c_config_tx_path, .config_txrx_mode =3D rtw8822c_config_trx_mode, + .fill_txdesc_checksum =3D rtw8822c_fill_txdesc_checksum, =20 .coex_set_init =3D rtw8822c_coex_cfg_init, .coex_set_ant_switch =3D NULL, diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822cu.c b/drivers/net/w= ireless/realtek/rtw88/rtw8822cu.c new file mode 100644 index 0000000000000..af28ca09d41fb --- /dev/null +++ b/drivers/net/wireless/realtek/rtw88/rtw8822cu.c @@ -0,0 +1,44 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause +/* Copyright(c) 2018-2019 Realtek Corporation + */ + +#include +#include +#include "main.h" +#include "rtw8822c.h" +#include "usb.h" + +static const struct usb_device_id rtw_8822cu_id_table[] =3D { + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xc82c, 0xff, = 0xff, 0xff), + .driver_info =3D (kernel_ulong_t)&(rtw8822c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xc812, 0xff, = 0xff, 0xff), + .driver_info =3D (kernel_ulong_t)&(rtw8822c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xc82e, 0xff, = 0xff, 0xff), + .driver_info =3D (kernel_ulong_t)&(rtw8822c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xd820, 0xff, = 0xff, 0xff), + .driver_info =3D (kernel_ulong_t)&(rtw8822c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(RTW_USB_VENDOR_ID_REALTEK, 0xd82b, 0xff, = 0xff, 0xff), + .driver_info =3D (kernel_ulong_t)&(rtw8822c_hw_spec) }, + { USB_DEVICE_AND_INTERFACE_INFO(0x13b1, 0x0043, 0xff, 0xff, 0xff), + .driver_info =3D (kernel_ulong_t)&(rtw8822c_hw_spec) }, /* Alpha - Alph= a */ + {}, +}; +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 =3D { + .name =3D "rtw_8822cu", + .id_table =3D rtw_8822cu_id_table, + .probe =3D rtw8822bu_probe, + .disconnect =3D 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"); --=20 2.30.2