From patchwork Mon May 19 13:39:31 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: George Cherian X-Patchwork-Id: 4202511 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id CDF6EBEEAC for ; Mon, 19 May 2014 13:41:30 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 1E6BB2012E for ; Mon, 19 May 2014 13:41:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 729762018E for ; Mon, 19 May 2014 13:41:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754637AbaESNl0 (ORCPT ); Mon, 19 May 2014 09:41:26 -0400 Received: from bear.ext.ti.com ([192.94.94.41]:46429 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754024AbaESNlY (ORCPT ); Mon, 19 May 2014 09:41:24 -0400 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id s4JDfM5o013765; Mon, 19 May 2014 08:41:22 -0500 Received: from DLEE70.ent.ti.com (dlemailx.itg.ti.com [157.170.170.113]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id s4JDfMcH017779; Mon, 19 May 2014 08:41:22 -0500 Received: from dflp32.itg.ti.com (10.64.6.15) by DLEE70.ent.ti.com (157.170.170.113) with Microsoft SMTP Server id 14.3.174.1; Mon, 19 May 2014 08:41:22 -0500 Received: from george-pc.apr.dhcp.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id s4JDf8Y4028427; Mon, 19 May 2014 08:41:20 -0500 From: George Cherian To: , , CC: , , , , George Cherian Subject: [PATCH v4 1/6] usb: musb: core: Handle Babble condition only in HOST mode Date: Mon, 19 May 2014 19:09:31 +0530 Message-ID: <1400506776-2816-2-git-send-email-george.cherian@ti.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1400506776-2816-1-git-send-email-george.cherian@ti.com> References: <1400506776-2816-1-git-send-email-george.cherian@ti.com> MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP BABBLE and RESET share the same interrupt. The interrupt is considered to be RESET if MUSB is in peripheral mode and as a BABBLE if MUSB is in HOST mode. Handle babble condition iff MUSB is in HOST mode. Signed-off-by: George Cherian --- drivers/usb/musb/musb_core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index 61da471..eff3c5c 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -849,7 +849,7 @@ b_host: } /* handle babble condition */ - if (int_usb & MUSB_INTR_BABBLE) + if (int_usb & MUSB_INTR_BABBLE && is_host_active(musb)) schedule_work(&musb->recover_work); #if 0