Warn on enabling rps when our hw max is invalid.
Cc: Chris Wilson <[email protected]>
Signed-off-by: Mika Kuoppala <[email protected]>
---
drivers/gpu/drm/i915/intel_pm.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 19e82aaa9863..bc335c52a17a 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -8157,6 +8157,8 @@ static void intel_enable_rps(struct drm_i915_private
*dev_priv)
intel_init_emon(dev_priv);
}
+ WARN_ON(rps->max_freq == 0);
+
WARN_ON(rps->max_freq < rps->min_freq);
WARN_ON(rps->idle_freq > rps->max_freq);
--
2.14.1
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