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path: root/drivers/gpu/drm/i915/intel_pm.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_pm.c')
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 00462ef96627..d0ce2a5b1d3f 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3603,8 +3603,9 @@ static void gen6_sanitize_pm(struct drm_device *dev)
limits |= (dev_priv->min_delay & 0x3f) << 16;
if (old != limits) {
- DRM_ERROR("Power management discrepancy: GEN6_RP_INTERRUPT_LIMITS expected %08x, was %08x\n",
- limits, old);
+ /* Note that the known failure case is to read back 0. */
+ DRM_DEBUG_DRIVER("Power management discrepancy: GEN6_RP_INTERRUPT_LIMITS "
+ "expected %08x, was %08x\n", limits, old);
I915_WRITE(GEN6_RP_INTERRUPT_LIMITS, limits);
}