On 29/10/17(Sun) 14:20, Bryan Linton wrote:
> Hello tech@
>
> First, I want to say that I'm in no way advocating that this patch
> be committed to the tree. I'm sending it solely for the others
> who have encountered the same issue I have. It's only purpose is
> to suppress dmesg spam on boot and thereby speed up booting by
> 10-15 seconds, as well as to not flush out potentially important
> information from the dmesg buffer.
I have that in my tree, apparently this message goes away in later
DRM/linux versions.
Index: i915/i915_irq.c
===================================================================
RCS file: /cvs/src/sys/dev/pci/drm/i915/i915_irq.c,v
retrieving revision 1.32
diff -u -p -r1.32 i915_irq.c
--- i915/i915_irq.c 30 Sep 2017 07:36:56 -0000 1.32
+++ i915/i915_irq.c 1 Oct 2017 09:42:16 -0000
@@ -2133,9 +2133,11 @@ static irqreturn_t ironlake_irq_handler(
if (!intel_irqs_enabled(dev_priv))
return IRQ_NONE;
+#ifdef __linux__
/* We get interrupts on unclaimed registers, so check for this before we
* do any I915_{READ,WRITE}. */
intel_uncore_check_errors(dev);
+#endif
/* disable master interrupt before clearing iir */
de_ier = I915_READ(DEIER);
