Revert "drm/i915: shut up gen8+ SDE irq dmesg noise"

This reverts

commit 97e5ed1111dcc5300a0f59a55248cd243937a8ab
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Fri Oct 23 10:56:12 2015 +0200

    drm/i915: shut up gen8+ SDE irq dmesg noise

With the proper fix ("drm/i915: fix the SDE irq dmesg warnings
properly") reliably in place, bring back the error message.

Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1448462843-32739-2-git-send-email-jani.nikula@intel.com

1 files changed, 3 insertions, 7 deletions

diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 671f76ccd8df..0677e87c89d7 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -2365,13 +2365,9 @@ static irqreturn_t gen8_irq_handler(int irq, void *arg)
                                 spt_irq_handler(dev, pch_iir);
                         else
                                 cpt_irq_handler(dev, pch_iir);
-                } else {
-                        /*
-                         * Like on previous PCH there seems to be something
-                         * fishy going on with forwarding PCH interrupts.
-                         */
-                        DRM_DEBUG_DRIVER("The master control interrupt lied (SDE)!\n");
-                }
+                } else
+                        DRM_ERROR("The master control interrupt lied (SDE)!\n");
+
         }
 
         I915_WRITE_FW(GEN8_MASTER_IRQ, GEN8_MASTER_IRQ_CONTROL);