From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.18]) (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 89FC41DFF7; Wed, 20 Aug 2025 14:38:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755700713; cv=none; b=g3V/7u6+BIuooBDqHkGUIaT/0Y6kjN4OKyjyCkwt2uotQRwf4/f1AZsmQuWs2LDiTUDtjrkb3Pg7QRCYkILXP16cFhxxGmR3vG1jHdfvwnjS8hCpAx5EENKkI5MlCv3ZgdMYIdQFlkFt+KmI/7Em3fguJD/SSZ9zuVXZO4sZSCU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755700713; c=relaxed/simple; bh=jdQKvzyXX6v4AIYBv0Jq2iWSFbl827i9QpWTzR+a4bY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=bbsPD3w2YmIRetjo8aZ5vRO2Ql853HHw9VWw/2bOID9+MJQCYe9AgtGK63gr6nBWcFODFpVOt95RMRhYRWqC2m+0ZlCWmypl2KcEaFuhAHoDfHCWZegxHysnhendd6/so7S4mB7pN/EOqSTqMNv2WXTCIah8JZmsi+QnzDLLPQE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=ndUepv82; arc=none smtp.client-ip=192.198.163.18 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="ndUepv82" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1755700711; x=1787236711; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=jdQKvzyXX6v4AIYBv0Jq2iWSFbl827i9QpWTzR+a4bY=; b=ndUepv82r/Sh0wjUmJzV/BkAlxT6JXoKXNbT8jD+2e7lwvswb8j/Qdhl bIhZPDcDgznXzApGIKRQmil/HOEetKAjB0ZlB0KuiVH5RcsHC/hfzgAtc xSaBK3Oyptr5/HYNLstfv2vPYmLM0HGPlq0CAO9C4eTZVNekkQu0cpb45 /3C57B6FbyENYREO0OIc2JZQS6MQe524XS/YQvZMY1J+mhZMbDwd10p8i fZjTzdlX6yY1a2nZqEsR9sztdni/XrwQxmLa8L5xcKRd8tYTlPQSd05Yl TVSs5cyxLd0V041QIVVZSD/448NSEUGEp57ChMgaVTcrA29SVoLGb7U9N Q==; X-CSE-ConnectionGUID: qc6c80qYTEWkS/woxOOIpQ== X-CSE-MsgGUID: SLuu/gm3SL+SsVO3cT309A== X-IronPort-AV: E=McAfee;i="6800,10657,11527"; a="57167744" X-IronPort-AV: E=Sophos;i="6.17,302,1747724400"; d="scan'208";a="57167744" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by fmvoesa112.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Aug 2025 07:38:30 -0700 X-CSE-ConnectionGUID: psQ+mxnAQIqNTcp9ZKpwIA== X-CSE-MsgGUID: AtdBLjIaSPKCXv2ttHNBVQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.17,302,1747724400"; d="scan'208";a="167368809" Received: from ettammin-desk.ger.corp.intel.com (HELO kekkonen.fi.intel.com) ([10.245.245.19]) by orviesa010-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Aug 2025 07:38:28 -0700 Received: from punajuuri.localdomain (unknown [192.168.240.130]) by kekkonen.fi.intel.com (Postfix) with ESMTP id D1038121F96; Wed, 20 Aug 2025 17:38:24 +0300 (EEST) Received: from sailus by punajuuri.localdomain with local (Exim 4.98.2) (envelope-from ) id 1uojxI-00000002JYE-3Qf1; Wed, 20 Aug 2025 17:38:24 +0300 Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo From: Sakari Ailus To: linux-usb@vger.kernel.org Cc: linux-media@vger.kernel.org, gregkh@linuxfoundation.org, laurent.pinchart@ideasonboard.com, hdegoede@redhat.com, Thinh.Nguyen@synopsys.com, Amardeep Rai , Kannappan R , Mathias Nyman , Alan Stern , =?UTF-8?q?Micha=C5=82=20Pecio?= Subject: [PATCH v5 2/9] usb: core: Parse eUSB2 companion descriptors for high speed devices only Date: Wed, 20 Aug 2025 17:38:17 +0300 Message-ID: <20250820143824.551777-3-sakari.ailus@linux.intel.com> X-Mailer: git-send-email 2.47.2 In-Reply-To: <20250820143824.551777-1-sakari.ailus@linux.intel.com> References: <20250820143824.551777-1-sakari.ailus@linux.intel.com> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Check that a device is a high-speed one before proceeding to parse the eUSB2 isochronous endpoint companion descriptors. Signed-off-by: Sakari Ailus --- drivers/usb/core/config.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c index cda595b4014f..29fcbd6de482 100644 --- a/drivers/usb/core/config.c +++ b/drivers/usb/core/config.c @@ -507,7 +507,8 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, } /* Parse a possible eUSB2 periodic endpoint companion descriptor */ - if (bcdUSB == 0x0220 && !le16_to_cpu(d->wMaxPacketSize) && + if (udev->speed == USB_SPEED_HIGH && bcdUSB == 0x0220 && + !le16_to_cpu(d->wMaxPacketSize) && (usb_endpoint_xfer_isoc(d) || usb_endpoint_xfer_int(d))) usb_parse_eusb2_isoc_endpoint_companion(ddev, cfgno, inum, asnum, endpoint, buffer, size); -- 2.47.2