From patchwork Wed May 11 22:04:46 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mathias Nyman X-Patchwork-Id: 572028 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 380A3C433FE for ; Wed, 11 May 2022 22:03:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348457AbiEKWDt (ORCPT ); Wed, 11 May 2022 18:03:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49948 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348430AbiEKWDs (ORCPT ); Wed, 11 May 2022 18:03:48 -0400 Received: from mga06.intel.com (mga06b.intel.com [134.134.136.31]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1EEADBE3B for ; Wed, 11 May 2022 15:03:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1652306627; x=1683842627; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=oJSqMfpLpc6oA8C+i3h0PJgXNgUNPcDJ++6lg91E7L0=; b=eBjjHCrtePLWgq+3c0XTH5EDeoH2/+J7M4rwX7VhkRtOxdyYxPpeweEP cPJjMtnPcEOzh49JIXwk2Ym1Pu8BbNIJlxWgN3EZtoQ57w0Z6Sqwolp9F BEUmEdMrbAK2wZkgL83fgX2IBVWMuMPs/oowsZOTQQzenZkdpcV61Zn9+ Znp3fwh6rl+8skd9nkIzadjbo2RLU395mVTkuVNjQ3XHc8KVuNWftvaOT ymHH93FAV0pImqwafrsJn5DCwGJihXSuneP7SkDgE8JYkRVLZZNet0qh+ IMO5n32s1bCyGqGLygaMSuGa6MNOb6c7H2OUIbBulzeJeDtebHQslvgAc w==; X-IronPort-AV: E=McAfee;i="6400,9594,10344"; a="330427454" X-IronPort-AV: E=Sophos;i="5.91,218,1647327600"; d="scan'208";a="330427454" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 May 2022 15:03:46 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.91,218,1647327600"; d="scan'208";a="542496236" Received: from mattu-haswell.fi.intel.com ([10.237.72.199]) by orsmga006.jf.intel.com with ESMTP; 11 May 2022 15:03:45 -0700 From: Mathias Nyman To: Cc: , Heiner Kallweit , Mathias Nyman Subject: [PATCH 5/9] usb: host: xhci-plat: omit shared hcd if either root hub has no ports Date: Thu, 12 May 2022 01:04:46 +0300 Message-Id: <20220511220450.85367-6-mathias.nyman@linux.intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220511220450.85367-1-mathias.nyman@linux.intel.com> References: <20220511220450.85367-1-mathias.nyman@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org From: Heiner Kallweit Activate the just added extension for xhci-plat and omit the shared hcd if either of the root hubs has no ports. Signed-off-by: Heiner Kallweit Signed-off-by: Mathias Nyman --- drivers/usb/host/xhci-plat.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index c512ec2148ae..044855818cb1 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -245,6 +245,8 @@ static int xhci_plat_probe(struct platform_device *pdev) xhci = hcd_to_xhci(hcd); + xhci->allow_single_roothub = 1; + /* * Not all platforms have clks so it is not an error if the * clock do not exist.