drm/i915/bdw: make sure south port interrupts are enabled properly v2

We were apparently relying on the defaults on BDW, which resulted in no hotplug or AUX interrupts. So be sure to call the ibx_irq_preinstall to enable all interrupts. v2: use preinstall instead of redundant SDIER write References: https://bugs.freedesktop.org/show_bug.cgi?id=72834 References: https://bugs.freedesktop.org/show_bug.cgi?id=72833 Signed-off-by: Jesse Barnes <[email protected]> Signed-off-by: Daniel Vetter <[email protected]> --- yaml --- svn_rev: 414455 current_ref: refs/heads/rpi-3.18.y current_commit: 09f2344 head_branch: refs/heads/rpi-3.18.y migrated_from: v3
anholt · Jan 10, 2014 · 7c651b7 · 7c651b7
1 parent 22fa446
commit 7c651b7
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diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/rpi-3.18.y: 7ad228b11ec26a820291c9f5a1168d6176580dc1
+refs/heads/rpi-3.18.y: 09f2344d0896eb458a639b922224c7a202c11599
diff --git a/trunk/drivers/gpu/drm/i915/i915_irq.c b/trunk/drivers/gpu/drm/i915/i915_irq.c
@@ -2713,6 +2713,8 @@ static void gen8_irq_preinstall(struct drm_device *dev)
 #undef GEN8_IRQ_INIT_NDX
 
 	POSTING_READ(GEN8_PCU_IIR);
+
+	ibx_irq_preinstall(dev);
 }
 
 static void ibx_hpd_irq_setup(struct drm_device *dev)