drm/i915: Move gt/pm irq handling out from irq disabled section on VLV
No need to actually handle the GT/PM interrupt while we have interrupt
sources disabled. Move the actual processing to happen after we've
restored VLV_IER and master interrupt enable.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1460571598-24452-11-git-send-email-ville.syrjala@linux.intel.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 5c093a3..d82c124 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1819,11 +1819,6 @@
if (pm_iir)
I915_WRITE(GEN6_PMIIR, pm_iir);
- if (gt_iir)
- snb_gt_irq_handler(dev, dev_priv, gt_iir);
- if (pm_iir)
- gen6_rps_irq_handler(dev_priv, pm_iir);
-
if (iir & I915_DISPLAY_PORT_INTERRUPT)
hotplug_status = i9xx_hpd_irq_ack(dev_priv);
@@ -1842,6 +1837,11 @@
I915_WRITE(VLV_MASTER_IER, MASTER_INTERRUPT_ENABLE);
POSTING_READ(VLV_MASTER_IER);
+ if (gt_iir)
+ snb_gt_irq_handler(dev, dev_priv, gt_iir);
+ if (pm_iir)
+ gen6_rps_irq_handler(dev_priv, pm_iir);
+
if (hotplug_status)
i9xx_hpd_irq_handler(dev, hotplug_status);