From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932204Ab1G1Xos (ORCPT ); Thu, 28 Jul 2011 19:44:48 -0400 Received: from mga09.intel.com ([134.134.136.24]:62194 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756208Ab1G1Xoh (ORCPT ); Thu, 28 Jul 2011 19:44:37 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.67,285,1309762800"; d="scan'208";a="31552528" From: Andi Kleen References: <20110728444.299940435@firstfloor.org> In-Reply-To: <20110728444.299940435@firstfloor.org> To: ajay.gupta@ti.com, gadiyar@ti.com, balbi@ti.com, ak@linux.intel.com, linux-kernel@vger.kernel.org, stable@kernel.org, tim.bird@am.sony.com Subject: [PATCH] [32/50] usb: musb: restore INDEX register in resume path Message-Id: <20110728234436.D86D92403FF@tassilo.jf.intel.com> Date: Thu, 28 Jul 2011 16:44:36 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 2.6.35-longterm review patch. If anyone has any objections, please let me know. ------------------ From: Ajay Kumar Gupta [ upstream commit 3c5fec75e121b21a2eb35e5a6b44291509abba6f ] Restoring the missing INDEX register value in musb_restore_context(). Without this suspend resume functionality is broken with offmode enabled. Cc: stable@kernel.org Acked-by: Anand Gadiyar Signed-off-by: Ajay Kumar Gupta Signed-off-by: Felipe Balbi Signed-off-by: Andi Kleen Index: linux-2.6.35.y/drivers/usb/musb/musb_core.c =================================================================== --- linux-2.6.35.y.orig/drivers/usb/musb/musb_core.c +++ linux-2.6.35.y/drivers/usb/musb/musb_core.c @@ -1697,6 +1697,7 @@ void musb_dma_completion(struct musb *mu } } } + musb_writeb(musb_base, MUSB_INDEX, musb->context.index); } #else