linux-kernel - [PATCH 12/12] cpufreq: arm-big-little: warn on invalid regulator

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Message-Id: <1449091167-20758-13-git-send-email-ben@smart-cactus.org>
Date:	Wed,  2 Dec 2015 22:19:27 +0100
From:	Ben Gamari <ben@...rt-cactus.org>
To:	Thomas Abraham <thomas.ab@...sung.com>,
	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	Michael Turquette <mturquette@...libre.com>,
	Kukjin Kim <kgene.kim@...sung.com>,
	Kukjin Kim <kgene@...nel.org>,
	Viresh Kumar <viresh.kumar@...aro.org>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>
Cc:	Tomasz Figa <tomasz.figa@...il.com>,
	Lukasz Majewski <l.majewski@...sung.com>,
	Heiko Stuebner <heiko@...ech.de>,
	Chanwoo Choi <cw00.choi@...sung.com>,
	Kevin Hilman <khilman@...aro.org>,
	Javier Martinez Canillas <javier@...hile0.org>,
	Tobias Jakobi <tjakobi@...h.uni-bielefeld.de>,
	Anand Moon <linux.amoon@...il.com>,
	linux-samsung-soc@...r.kernel.org, linux-clk@...r.kernel.org,
	linux-pm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, b.zolnierkie@...sung.com,
	Ben Gamari <ben@...rt-cactus.org>,
	Javier Martinez Canillas <javier@....samsung.com>
Subject: [PATCH 12/12] cpufreq: arm-big-little: warn on invalid regulator

Cc: Javier Martinez Canillas <javier@....samsung.com>
Signed-off-by: Ben Gamari <ben@...rt-cactus.org>
---
 drivers/cpufreq/arm_big_little.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/cpufreq/arm_big_little.c b/drivers/cpufreq/arm_big_little.c
index 2d5761c..5d30c26 100644
--- a/drivers/cpufreq/arm_big_little.c
+++ b/drivers/cpufreq/arm_big_little.c
@@ -158,6 +158,9 @@ bL_cpufreq_set_rate_cluster(u32 cpu, u32 cluster, u32 new_rate_kHz)
 		volt_old = regulator_get_voltage(reg[cluster]);
 		pr_debug("%s: cpu %d, cluster: %d, Found OPP: %ld kHz, %ld uV\n",
 			__func__, cpu, cluster, opp_freq / 1000, volt);
+	} else {
+		pr_err("%s: cpu %d, cluster: %d, Have no regulator\n",
+					 __func__, cpu, cluster);
 	}
 
 	pr_debug("%s: cpu %d, cluster: %d, %u MHz, %ld mV --> %u MHz, %ld mV\n",
-- 
2.6.2

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