From 8a8717eee305b2a9f58b9f5c31adc2a8847361bf Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Wed, 18 Nov 2015 12:49:24 +0000
Subject: overlay: Show power consumption without i915-pmu

The power metter was not showing up due to an erroneous check for a
failure to open the i915 perf interface.

Reported-by: Marius Vlad <marius.c.vlad@intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
---
 overlay/power.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/overlay/power.c b/overlay/power.c
index 6c5c3749..2f1521b8 100644
--- a/overlay/power.c
+++ b/overlay/power.c
@@ -45,7 +45,7 @@ static int perf_open(void)
 
 	attr.type = i915_type_id();
 	if (attr.type == 0)
-		return -ENOENT;
+		return -1;
 	attr.config = I915_PERF_ENERGY;
 
 	attr.read_format = PERF_FORMAT_TOTAL_TIME_ENABLED;
-- 
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