From: Sylwester Nawrocki <s.nawrocki@samsung.com>
Date: Wed, 30 Jan 2019 17:17:23 +0000 (+0100)
Subject: soc: samsung: asv: Print error code when adding an OPP fails
X-Git-Tag: submit/tizen/20190329.020226~11
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d20edbc85ae24e9ec178370a4983e65ef7d83e02;p=platform%2Fkernel%2Flinux-exynos.git

soc: samsung: asv: Print error code when adding an OPP fails

Log error code from devm_pm_opp_add() to make any errors easier
to debug.

Change-Id: If418320565f1efc14d16242d8b166bea07353c54
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
---

diff --git a/drivers/soc/samsung/exynos-asv.c b/drivers/soc/samsung/exynos-asv.c
index 611c3740fb38..71fa32f237ab 100644
--- a/drivers/soc/samsung/exynos-asv.c
+++ b/drivers/soc/samsung/exynos-asv.c
@@ -78,8 +78,8 @@ int exynos_asv_update_cpu_opp(struct device *cpu)
 
 		err = dev_pm_opp_add(cpu, opp_freq, new_voltage);
 		if (err < 0)
-			pr_err("%s: Failed to add OPP %u Hz/%u uV for cpu%d\n",
-			       __func__, opp_freq, new_voltage, cpu->id);
+			pr_err("%s: Failed to add OPP %u Hz/%u uV for cpu%d (%d)\n",
+			       __func__, opp_freq, new_voltage, cpu->id, err);
 	}
 
 	return 0;