From: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Date: Tue, 8 Sep 2015 16:41:02 +0000 (+0200)
Subject: cpufreq: allow cpufreq_generic_suspend() to work without suspend frequency
X-Git-Tag: v4.3-rc1~9^2~1^2~3
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=201f3716575781b83259ed026845a213c2355035;p=linux.git

cpufreq: allow cpufreq_generic_suspend() to work without suspend frequency

Some cpufreq drivers may set suspend frequency only for
selected setups but still would like to use the generic
suspend handler.  Thus don't treat !policy->suspend_freq
condition as an incorrect one.

Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---

diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 8b6bf38b2497..ca963336c262 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1628,8 +1628,8 @@ int cpufreq_generic_suspend(struct cpufreq_policy *policy)
 	int ret;
 
 	if (!policy->suspend_freq) {
-		pr_err("%s: suspend_freq can't be zero\n", __func__);
-		return -EINVAL;
+		pr_debug("%s: suspend_freq not defined\n", __func__);
+		return 0;
 	}
 
 	pr_debug("%s: Setting suspend-freq: %u\n", __func__,