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-rw-r--r--drivers/gpu/drm/i915/intel_uncore.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c
index a0d7e0cfbd32..e7540bb9786c 100644
--- a/drivers/gpu/drm/i915/intel_uncore.c
+++ b/drivers/gpu/drm/i915/intel_uncore.c
@@ -1996,7 +1996,7 @@ int __intel_wait_for_register(struct drm_i915_private *dev_priv,
u32 reg_value;
int ret;
- might_sleep();
+ might_sleep_if(slow_timeout_ms);
spin_lock_irq(&dev_priv->uncore.lock);
intel_uncore_forcewake_get__locked(dev_priv, fw);
@@ -2008,7 +2008,7 @@ int __intel_wait_for_register(struct drm_i915_private *dev_priv,
intel_uncore_forcewake_put__locked(dev_priv, fw);
spin_unlock_irq(&dev_priv->uncore.lock);
- if (ret)
+ if (ret && slow_timeout_ms)
ret = __wait_for(reg_value = I915_READ_NOTRACE(reg),
(reg_value & mask) == value,
slow_timeout_ms * 1000, 10, 1000);