From: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
RC6 support cannot be simply established by looking at the static device
HAS_RC6() flag. There are cases which disable RC6 at driver load time so
use the status of those check when deciding whether to enumerate the rc6
counter.
Signed-off-by: Tvrtko Ursulin <tvrtko.ursu...@intel.com>
Reported-by: Eero T Tamminen <eero.t.tammi...@intel.com>
---
drivers/gpu/drm/i915/i915_pmu.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_pmu.c b/drivers/gpu/drm/i915/i915_pmu.c
index 41651ac255fa..a75cd1db320b 100644
--- a/drivers/gpu/drm/i915/i915_pmu.c
+++ b/drivers/gpu/drm/i915/i915_pmu.c
@@ -476,6 +476,8 @@ engine_event_status(struct intel_engine_cs *engine,
static int
config_status(struct drm_i915_private *i915, u64 config)
{
+ struct intel_gt *gt = &i915->gt;
+
switch (config) {
case I915_PMU_ACTUAL_FREQUENCY:
if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915))
@@ -489,7 +491,7 @@ config_status(struct drm_i915_private *i915, u64 config)
case I915_PMU_INTERRUPTS:
break;
case I915_PMU_RC6_RESIDENCY:
- if (!HAS_RC6(i915))
+ if (!gt->rc6.supported)
return -ENODEV;
break;
case I915_PMU_SOFTWARE_GT_AWAKE_TIME:
--
2.27.0
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