From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4AA572E739B; Fri, 29 May 2026 07:50:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=211.75.126.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780041059; cv=none; b=cl+CxV1AGK+RbKBBkIcU7zVB906ucSiAP5Nc7VvjTaQWuWR90XGUQeF3q6KXGlk8qYko66bVZCvofo0kPFrd+ChQzVDxt63/+LqCo++AZpCaLKs9Lt5IJS6yTNXDhDNVHH54CuroqSY0YxOuwfd8IRAqWnQtxq7pYChbeTcYc38= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780041059; c=relaxed/simple; bh=EstwLubWSjWqk+HFRl2jJt9s59sJINAC34RY6DA31CU=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=uZPFPba5E0IrEczPMXyMeGo84tpnbTnH3s6gXHyeaQQMf6xdjC01I+PDxQXK1osR88nd/eU+5KQgDsPCnqLNbvCQ48U/uquWvHgMXEf14W9PkSgmogHc32rDxbrxXrD8ZfgmdO7Ov0nEFJJxzSnMaM6J5uJF7X1/BKE50lcXPOM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=realtek.com; spf=pass smtp.mailfrom=realtek.com; dkim=pass (2048-bit key) header.d=realtek.com header.i=@realtek.com header.b=W3Jc7t+9; arc=none smtp.client-ip=211.75.126.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=realtek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=realtek.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=realtek.com header.i=@realtek.com header.b="W3Jc7t+9" X-SpamFilter-By: ArmorX SpamTrap 5.80 with qID 64T7or6P33998901, This message is accepted by code: ctloc85258 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=realtek.com; s=dkim; t=1780041053; bh=KrD3qKN3vikxdqi7Nwg3lGTTPh/7aWU68TmFXg8PaPY=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version: Content-Transfer-Encoding:Content-Type; b=W3Jc7t+9XeO4bJpKG79iDgLHYec5DLoMqKFW0EN6H325UHISfZJbGgcpJ2aFUFWKc r0UxfxGfsrsPNX/+WBKhrPeW/5gm/FFLlnxuexEyOFaa1245q9dCpfgwjugTYB5kYT a3Fl2luXeOnrIL10G2Uvpi/SloKmeW+TV3C2pvhpcCPDEaslUVgjxPTw+oc5UNCm5F m7caWs+lD0sPdRjX3s2zMsIGUJeWnDm14oszQdLiRTS7NW8A/qzonV7o9BwelYdcNy PMuwRPeLNWirtR59wzoRQvQtNa8HM1a7cSlORByH2/ECRt2+YxXcRNy8JctC78am8E prDxuUKrmNK1w== Received: from mail.realtek.com (rtkexhmbs04.realtek.com.tw[10.21.1.54]) by rtits2.realtek.com.tw (8.15.2/3.28/5.94) with ESMTPS id 64T7or6P33998901 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 29 May 2026 15:50:53 +0800 Received: from RTKEXHMBS03.realtek.com.tw (10.21.1.53) by RTKEXHMBS04.realtek.com.tw (10.21.1.54) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.17; Fri, 29 May 2026 15:50:53 +0800 Received: from [127.0.1.1] (172.21.40.75) by RTKEXHMBS03.realtek.com.tw (10.21.1.53) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.17 via Frontend Transport; Fri, 29 May 2026 15:50:53 +0800 From: Ping-Ke Shih To: CC: , , , , , Subject: [PATCH v3 rtw-next 0/2] wifi: rtw89: usb: read serial_number and uuid via sysfs Date: Fri, 29 May 2026 15:50:30 +0800 Message-ID: <20260529075032.16807-1-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: driver-core@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain As what we learned from RFC v1 and v2, add sysfs entries via dev default group (dev->groups) - /sys/class/ieee80211/phy0/rtw89_usb/serial_number - /sys/class/ieee80211/phy0/rtw89_usb/uuid These entries only present if specific USB device is in use. We add a quirk as a flag for this. Above info is fully documented in Documentation/ABI/testing/sysfs-class-ieee80211-rtw89 v3: - create sysfs by dev default group (dev->groups) instead of sysfs_create_groups() to avoid racing with user space v2: - add specific sysfs entries in /sys/class/ieee80211/phy0/rtw89_usb/ * serial_number and uuid - add Documentation/ABI/testing/sysfs-class-ieee80211-rtw89 to describe ABI - add sysfs entries by quirk according to specific device ID - include patch 1/2 which does quirk infrastructure by device ID - https://lore.kernel.org/linux-wireless/20260525085148.35180-1-pkshih@realtek.com/ v1 (RFC): - https://lore.kernel.org/linux-wireless/20260519072415.25746-1-pkshih@realtek.com/ Johnson Tsai (2): wifi: rtw89: add dev_id_quirks to driver_info for per-device quirk control wifi: rtw89: usb: add serial_number and uuid sysfs attributes for 0x28de:0x2432 .../ABI/testing/sysfs-class-ieee80211-rtw89 | 24 ++++++++ drivers/net/wireless/realtek/rtw89/core.c | 9 ++- drivers/net/wireless/realtek/rtw89/core.h | 10 +++- drivers/net/wireless/realtek/rtw89/pci.c | 3 +- .../net/wireless/realtek/rtw89/rtw8851be.c | 1 + .../net/wireless/realtek/rtw89/rtw8851bu.c | 1 + .../net/wireless/realtek/rtw89/rtw8852ae.c | 1 + .../net/wireless/realtek/rtw89/rtw8852au.c | 1 + .../net/wireless/realtek/rtw89/rtw8852be.c | 1 + .../net/wireless/realtek/rtw89/rtw8852bte.c | 1 + .../net/wireless/realtek/rtw89/rtw8852bu.c | 1 + drivers/net/wireless/realtek/rtw89/rtw8852c.c | 10 ++++ drivers/net/wireless/realtek/rtw89/rtw8852c.h | 6 +- .../net/wireless/realtek/rtw89/rtw8852ce.c | 1 + .../net/wireless/realtek/rtw89/rtw8852cu.c | 13 ++++- .../net/wireless/realtek/rtw89/rtw8922ae.c | 2 + .../net/wireless/realtek/rtw89/rtw8922au.c | 1 + .../net/wireless/realtek/rtw89/rtw8922de.c | 2 + drivers/net/wireless/realtek/rtw89/usb.c | 55 ++++++++++++++++++- 19 files changed, 133 insertions(+), 10 deletions(-) create mode 100644 Documentation/ABI/testing/sysfs-class-ieee80211-rtw89 base-commit: 8368970b62404ce2ce70d04c1cfff62700d7d8d5 -- 2.25.1