From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:40277 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751268AbbJQXgo (ORCPT ); Sat, 17 Oct 2015 19:36:44 -0400 Subject: Patch "cpufreq: dt: Tolerance applies on both sides of target voltage" has been added to the 4.2-stable tree To: viresh.kumar@linaro.org, gregkh@linuxfoundation.org, l.stach@pengutronix.de, rafael.j.wysocki@intel.com Cc: , From: Date: Sat, 17 Oct 2015 16:36:44 -0700 Message-ID: <144512500425553@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled cpufreq: dt: Tolerance applies on both sides of target voltage to the 4.2-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: cpufreq-dt-tolerance-applies-on-both-sides-of-target-voltage.patch and it can be found in the queue-4.2 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From a2022001cebd0825b96aa0f3345ea3ad44ae79d4 Mon Sep 17 00:00:00 2001 From: Viresh Kumar Date: Wed, 2 Sep 2015 14:36:50 +0530 Subject: cpufreq: dt: Tolerance applies on both sides of target voltage From: Viresh Kumar commit a2022001cebd0825b96aa0f3345ea3ad44ae79d4 upstream. Tolerance applies on both sides of the target voltage, i.e. both min and max sides. But while checking if a voltage is supported by the regulator or not, we haven't taken care of tolerance on the lower side. Fix that. Cc: Lucas Stach Fixes: 045ee45c4ff2 ("cpufreq: cpufreq-dt: disable unsupported OPPs") Signed-off-by: Viresh Kumar Reviewed-by: Lucas Stach Signed-off-by: Rafael J. Wysocki Signed-off-by: Greg Kroah-Hartman --- drivers/cpufreq/cpufreq-dt.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/drivers/cpufreq/cpufreq-dt.c +++ b/drivers/cpufreq/cpufreq-dt.c @@ -255,7 +255,8 @@ static int cpufreq_init(struct cpufreq_p rcu_read_unlock(); tol_uV = opp_uV * priv->voltage_tolerance / 100; - if (regulator_is_supported_voltage(cpu_reg, opp_uV, + if (regulator_is_supported_voltage(cpu_reg, + opp_uV - tol_uV, opp_uV + tol_uV)) { if (opp_uV < min_uV) min_uV = opp_uV; Patches currently in stable-queue which might be from viresh.kumar@linaro.org are queue-4.2/cpufreq-dt-tolerance-applies-on-both-sides-of-target-voltage.patch queue-4.2/x86-kexec-fix-kexec-crash-in-syscall-kexec_file_load.patch