From patchwork Wed Feb 7 14:58:51 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Heikki Krogerus X-Patchwork-Id: 770811 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.18]) (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 65D227FBBE; Wed, 7 Feb 2024 14:59:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.18 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707317963; cv=none; b=MXtKbVpXTvfdRK5JG6D0P1A/y/+4Ksy+gNsuW6eaOr0J2I0IRShr+ZlIoUX8hiunS4CNEcLq4/zoPd0YnAh7GxpO5L8IEaD3iFp6vgR98qwC3YXitumOGQWvArJIL2wC/Dl0TBPJryBWq3ZC9eRbdt49Vo+Du5bFxrzaZfzk7J4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707317963; c=relaxed/simple; bh=wJ5erar78HhMhQzSx2+rDQ9WduuYUwpvlY26tbDxq6g=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=tkJYzoKbk8duz38gZ8dpfnmV9JeFhsAVQt59IV9+wOR7W8Q860MJmp0BBMZYMbUn/J/LMkCeCeZ0HQ/mhF7v6g3GS2CEqzJdLxYDiPdQhvPD6tupUnDLbTA0pL/F71ALoFdQzHcPVAjXUo/iuDs9mNPDge4clGUU4OWGsxNAss0= 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=Bz//pEE0; arc=none smtp.client-ip=198.175.65.18 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="Bz//pEE0" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1707317962; x=1738853962; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=wJ5erar78HhMhQzSx2+rDQ9WduuYUwpvlY26tbDxq6g=; b=Bz//pEE0nLE17QsgMYDeMR9rasJSCe4mNDgi8NttTfImga5p1tK6LmoH mbNjTsIJJmIZLStnlmLM3CYPBBkxZKafw7lzx84scLB1MO2REp29/hTaH kslrY5FE3da6JixXpP/fryzXqdkutboSTID7rJtIHU/JBQMgsesFkdr/L SvOqvlwjSkUBoaQ5M7ET+Marb2uNTLvZzl3lUFTZeO9flZH0BVKa1u4pz fFIug7yW+Y+Vv6gz3uJ0ykkeMzwrER+zhVc8YVPQafPOtGbC1UeBuML8m 7qRhew1puG0ButRuV09TsJ6qloFnOfdAYkVu1lfKOWj8NsPgkkNoXeF6f g==; X-IronPort-AV: E=McAfee;i="6600,9927,10977"; a="1155047" X-IronPort-AV: E=Sophos;i="6.05,251,1701158400"; d="scan'208";a="1155047" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orvoesa110.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Feb 2024 06:59:22 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10977"; a="933799566" X-IronPort-AV: E=Sophos;i="6.05,251,1701158400"; d="scan'208";a="933799566" Received: from black.fi.intel.com (HELO black.fi.intel.com.) ([10.237.72.28]) by fmsmga001.fm.intel.com with ESMTP; 07 Feb 2024 06:59:00 -0800 From: Heikki Krogerus To: Prashant Malani , Greg Kroah-Hartman Cc: Benson Leung , Tzung-Bi Shih , Guenter Roeck , Emilie Roberts , "Nyman, Mathias" , "Regupathy, Rajaram" , "Radjacoumar, Shyam Sundar" , Samuel Jacob , linux-usb@vger.kernel.org, chrome-platform@lists.linux.dev, linux-kernel@vger.kernel.org, Uday Bhat Subject: [PATCH 2/2] platform/chrome: cros_ec_typec: Make sure the USB role switch has PLD Date: Wed, 7 Feb 2024 16:58:51 +0200 Message-ID: <20240207145851.1603237-3-heikki.krogerus@linux.intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240207145851.1603237-1-heikki.krogerus@linux.intel.com> References: <20240207145851.1603237-1-heikki.krogerus@linux.intel.com> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 The USB role switch does not always have the _PLD (Physical Location of Device) in ACPI tables. If it's missing, assigning the PLD hash of the port to the switch. That should guarantee that the USB Type-C port mapping code is always able to find the connection between the two (the port and the switch). Tested-by: Uday Bhat Signed-off-by: Heikki Krogerus --- drivers/platform/chrome/cros_ec_typec.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/platform/chrome/cros_ec_typec.c b/drivers/platform/chrome/cros_ec_typec.c index 2b2f14a1b711..5c14e8db08b5 100644 --- a/drivers/platform/chrome/cros_ec_typec.c +++ b/drivers/platform/chrome/cros_ec_typec.c @@ -28,6 +28,7 @@ static int cros_typec_parse_port_props(struct typec_capability *cap, struct fwnode_handle *fwnode, struct device *dev) { + struct fwnode_handle *sw_fwnode; const char *buf; int ret; @@ -66,6 +67,16 @@ static int cros_typec_parse_port_props(struct typec_capability *cap, cap->prefer_role = ret; } + /* Assing the USB role switch the correct pld_crc if it's missing. */ + sw_fwnode = fwnode_find_reference(fwnode, "usb-role-switch", 0); + if (!IS_ERR_OR_NULL(sw_fwnode)) { + struct acpi_device *adev = to_acpi_device_node(sw_fwnode); + + if (adev && !adev->pld_crc) + adev->pld_crc = to_acpi_device_node(fwnode)->pld_crc; + fwnode_handle_put(sw_fwnode); + } + cap->fwnode = fwnode; return 0;