From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 110BF3BE64A; Mon, 23 Mar 2026 16:16:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774282572; cv=none; b=NLA77IjkHlKvRjRxUpQIpJz1Tqr/O9kafUML/55BIStQ2/GqZUGU0QT5nCjiPTeHZYYbprxzG9XiDAXzXu53l0gUUxWJaIeZDsq1wBIZ9OkW6QakLIb9wiMBL598fgGxFS2kS/XYMsg7gYEHtNKa9sRgyXgJMgFNmJ1ktzKepZo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774282572; c=relaxed/simple; bh=/DgUV81pLnyocjw1jaCyI2cAW28hJnsvbl1Wca/OCZk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=jHiLjtZe0JodblwmmkEtFI+aXUD8msaSWVAM1sk5nZ0vJxz5ebXh/MjouyPY0wXHcz50tX5Dx+ssS5U63R0y0SUKc0blPIME0gj70JhH0NFibqoRh1F3dGSbRdGEDXpNg3Qc3sDpCKlUHLiHRpp7C2NQwZGF5sw3QpB1wx+Hot8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=0/UhKM7b; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="0/UhKM7b" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 94286C2BCB4; Mon, 23 Mar 2026 16:16:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1774282571; bh=/DgUV81pLnyocjw1jaCyI2cAW28hJnsvbl1Wca/OCZk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=0/UhKM7bQzQbdmrwEG9NKh232iJObU/Hm69AoYruYWxO1ddhLqu60MKn8M9I+mOsm N20pyWjSU43fetEROUGQ4k5uWWJWhLjoyIrU2ARj7ebiGCBKL0VXZ4GCxm2I+lsEdS sLDKu7TIs4Ji9PfVlamPdLuok5qUD0ATH6usaW1Q= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Vyacheslav Vahnenko , stable Subject: [PATCH 6.1 206/481] USB: ezcap401 needs USB_QUIRK_NO_BOS to function on 10gbs usb speed Date: Mon, 23 Mar 2026 14:43:08 +0100 Message-ID: <20260323134530.191251649@linuxfoundation.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260323134525.256603107@linuxfoundation.org> References: <20260323134525.256603107@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Vyacheslav Vahnenko commit d0d9b1f4f5391e6a00cee81d73ed2e8f98446d5f upstream. Add USB_QUIRK_NO_BOS for ezcap401 capture card, without it dmesg will show "unable to get BOS descriptor or descriptor too short" and "unable to read config index 0 descriptor/start: -71" errors and device will not able to work at full speed at 10gbs Signed-off-by: Vyacheslav Vahnenko Cc: stable Link: https://patch.msgid.link/20260313123638.20481-1-vahnenko2003@gmail.com Signed-off-by: Greg Kroah-Hartman --- drivers/usb/core/quirks.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -585,6 +585,9 @@ static const struct usb_device_id usb_qu /* Alcor Link AK9563 SC Reader used in 2022 Lenovo ThinkPads */ { USB_DEVICE(0x2ce3, 0x9563), .driver_info = USB_QUIRK_NO_LPM }, + /* ezcap401 - BOS descriptor fetch hangs at SuperSpeed Plus */ + { USB_DEVICE(0x32ed, 0x0401), .driver_info = USB_QUIRK_NO_BOS }, + /* DELL USB GEN2 */ { USB_DEVICE(0x413c, 0xb062), .driver_info = USB_QUIRK_NO_LPM | USB_QUIRK_RESET_RESUME },