From patchwork Mon Nov 23 11:50:51 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roger Quadros X-Patchwork-Id: 331864 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DF8C4C2D0E4 for ; Mon, 23 Nov 2020 11:51:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8606B20758 for ; Mon, 23 Nov 2020 11:51:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="iSPi+IDP" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729180AbgKWLvC (ORCPT ); Mon, 23 Nov 2020 06:51:02 -0500 Received: from fllv0016.ext.ti.com ([198.47.19.142]:60136 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729147AbgKWLvB (ORCPT ); Mon, 23 Nov 2020 06:51:01 -0500 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 0ANBosDR041891; Mon, 23 Nov 2020 05:50:54 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1606132254; bh=VGIzpMrZgaVOU8vwKntpuM8mPh2ladWjWcviAOLo8NA=; h=From:To:CC:Subject:Date; b=iSPi+IDPGvRnU3mg5yqyyMDAkiELa6gqYrQ919IGqffsYDNqyUC8PULHHgoc6ruSA QXoHSiS7D7A5gPjICv6X5Wj+Rn3FTi2/6sM8MlsLzOmDEoNLkYiUO73POmh4pySPCZ Z1iNupLPn5becJae5GMeic2sGbPJTThkObp2bP7s= Received: from DLEE111.ent.ti.com (dlee111.ent.ti.com [157.170.170.22]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 0ANBosY1115028 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 23 Nov 2020 05:50:54 -0600 Received: from DLEE103.ent.ti.com (157.170.170.33) by DLEE111.ent.ti.com (157.170.170.22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Mon, 23 Nov 2020 05:50:54 -0600 Received: from fllv0040.itg.ti.com (10.64.41.20) by DLEE103.ent.ti.com (157.170.170.33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Mon, 23 Nov 2020 05:50:54 -0600 Received: from lta0400828a.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 0ANBoq2A004858; Mon, 23 Nov 2020 05:50:52 -0600 From: Roger Quadros To: , CC: , , , , Roger Quadros Subject: [PATCH] Revert "usb: cdns3: core: quit if it uses role switch class" Date: Mon, 23 Nov 2020 13:50:51 +0200 Message-ID: <20201123115051.30047-1-rogerq@ti.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org This reverts commit 50642709f6590fe40afa6d22c32f23f5b842aed5. This commit breaks hardware based role switching on TI platforms. cdns->role_sw is always going to be non-zero as it is a pointer to the usb_role_switch instance. Some other means needs to be used if hardware based role switching is not required by the platform. Signed-off-by: Roger Quadros --- drivers/usb/cdns3/core.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/usb/cdns3/core.c b/drivers/usb/cdns3/core.c index a0f73d4711ae..4c1445cf2ad0 100644 --- a/drivers/usb/cdns3/core.c +++ b/drivers/usb/cdns3/core.c @@ -280,10 +280,6 @@ int cdns3_hw_role_switch(struct cdns3 *cdns) enum usb_role real_role, current_role; int ret = 0; - /* Depends on role switch class */ - if (cdns->role_sw) - return 0; - pm_runtime_get_sync(cdns->dev); current_role = cdns->role;