Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752145AbdIUBPh (ORCPT ); Wed, 20 Sep 2017 21:15:37 -0400 Received: from mail-yw0-f179.google.com ([209.85.161.179]:51455 "EHLO mail-yw0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751858AbdIUBPc (ORCPT ); Wed, 20 Sep 2017 21:15:32 -0400 X-Google-Smtp-Source: AOwi7QARjtYmoZUOqUiQPQJN7l75DNfSSgB3qc+FffN+6gEf1p44vY+UQXxxHI3mytSadKNTK9vKbYOOiD5aOAb2gck= MIME-Version: 1.0 In-Reply-To: References: <20170920223152.100641-1-rajatja@google.com> <20170920223152.100641-2-rajatja@google.com> From: Rajat Jain Date: Wed, 20 Sep 2017 18:14:50 -0700 Message-ID: Subject: Re: [PATCH 2/2] mfd: intel-lpss: switch to suspend_late()/resume_early() To: "Rafael J. Wysocki" Cc: Jarkko Nikula , Andy Shevchenko , Mika Westerberg , Wolfram Sang , linux-i2c , Linux Kernel Mailing List , Lee Jones , "Wysocki, Rafael J" , "Rafael J. Wysocki" , Linux PM , Len Brown , Furquan Shaikh , Rajat Jain Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1973 Lines: 48 On Wed, Sep 20, 2017 at 5:27 PM, Rafael J. Wysocki wrote: > On Thu, Sep 21, 2017 at 12:31 AM, Rajat Jain wrote: >> Ref: https://lkml.org/lkml/2017/9/19/649 >> >> The intel-lpss hosts the designware i2c controller device, which >> needs to be up and running until all its i2c child devices have >> suspended (child devices need to be accessible over i2c until >> suspend_late() has been called for all those devices). >> >> So lets delay the resetting of the controller until suspend_late(). >> I thought of renaming function to say *_late / *_early but that >> might cause confusion since the same function is also used for runtime >> suspend/resume. >> >> Fixes: 0b471aaa0e1a ("Put I2C and SPI controllers into reset state on suspend") >> Signed-off-by: Rajat Jain >> --- >> drivers/mfd/intel-lpss.h | 7 +------ >> 1 file changed, 1 insertion(+), 6 deletions(-) >> >> diff --git a/drivers/mfd/intel-lpss.h b/drivers/mfd/intel-lpss.h >> index 694116630ffa..865bbeaaf00c 100644 >> --- a/drivers/mfd/intel-lpss.h >> +++ b/drivers/mfd/intel-lpss.h >> @@ -38,12 +38,7 @@ int intel_lpss_resume(struct device *dev); >> #ifdef CONFIG_PM_SLEEP >> #define INTEL_LPSS_SLEEP_PM_OPS \ >> .prepare = intel_lpss_prepare, \ >> - .suspend = intel_lpss_suspend, \ >> - .resume = intel_lpss_resume, \ >> - .freeze = intel_lpss_suspend, \ >> - .thaw = intel_lpss_resume, \ >> - .poweroff = intel_lpss_suspend, \ >> - .restore = intel_lpss_resume, >> + SET_LATE_SYSTEM_SLEEP_PM_OPS(intel_lpss_suspend, intel_lpss_resume) >> #else >> #define INTEL_LPSS_SLEEP_PM_OPS >> #endif > > So I sent this exact patch several days ago: > https://patchwork.kernel.org/patch/9939809/ Sorry, I missed it. Please consider my patch withdrawn / self-nack'ed in favor of Rafael's patch. > > Thanks, > Rafael