| Message ID | 1447850182-6978-1-git-send-email-marius.c.vlad@intel.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
diff --git a/overlay/power.c b/overlay/power.c index 6c5c374..6873e7f 100644 --- a/overlay/power.c +++ b/overlay/power.c @@ -60,7 +60,7 @@ int power_init(struct power *power) memset(power, 0, sizeof(*power)); power->fd = perf_open(); - if (power->fd != -1) + if (power->fd != -ENOENT) return 0; sprintf(buf, "%s/i915_energy_uJ", debugfs_dri_path); @@ -121,7 +121,7 @@ int power_update(struct power *power) if (power->error) return power->error; - if (power->fd != -1) { + if (power->fd != -ENOENT) { uint64_t data[2]; int len;
The power metter was not showing up due to a check over I915_PERF_ENERGY. ENOENT is returned when I915_PERF_ENERGY is not available, and we use that for relaying on debugfs i915_energy_uJ. Signed-off-by: Marius Vlad <marius.c.vlad@intel.com> --- overlay/power.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)