From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753284Ab2AKGXf (ORCPT ); Wed, 11 Jan 2012 01:23:35 -0500 Received: from eu1sys200aog103.obsmtp.com ([207.126.144.115]:58214 "EHLO eu1sys200aog103.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753165Ab2AKGXd (ORCPT ); Wed, 11 Jan 2012 01:23:33 -0500 From: Rajeev Kumar To: Cc: , , , , , , , , , , , , , , Subject: [PATCH] dmaengine/dw_dmac: Hibernation support in dw_dmac Date: Wed, 11 Jan 2012 11:53:09 +0530 Message-ID: <1326262989-18608-1-git-send-email-rajeev-dlh.kumar@st.com> X-Mailer: git-send-email 1.6.0.2 MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The suspend and resume implementation is through dev_pm_ops in dmac. So in order to support hibernation, freeze, thaw and restore features are required. Signed-off-by: Rajeev Kumar --- drivers/dma/dw_dmac.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c index d2e1c25..cb346d6 100644 --- a/drivers/dma/dw_dmac.c +++ b/drivers/dma/dw_dmac.c @@ -1568,6 +1568,9 @@ static int dw_resume_noirq(struct device *dev) static const struct dev_pm_ops dw_dev_pm_ops = { .suspend_noirq = dw_suspend_noirq, .resume_noirq = dw_resume_noirq, + .freeze_noirq = dw_suspend_noirq, + .thaw_noirq = dw_resume_noirq, + .restore_noirq = dw_resume_noirq, }; static struct platform_driver dw_driver = { -- 1.6.0.2