Module Name:    src
Committed By:   riastradh
Date:           Fri Jun 27 19:55:20 UTC 2014

Modified Files:
        src/sys/external/bsd/drm2/dist/drm/i915: i915_irq.c

Log Message:
Work around bug on one-pipe 845 devices until we update drm again.


To generate a diff of this commit:
cvs rdiff -u -r1.3 -r1.4 src/sys/external/bsd/drm2/dist/drm/i915/i915_irq.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/external/bsd/drm2/dist/drm/i915/i915_irq.c
diff -u src/sys/external/bsd/drm2/dist/drm/i915/i915_irq.c:1.3 src/sys/external/bsd/drm2/dist/drm/i915/i915_irq.c:1.4
--- src/sys/external/bsd/drm2/dist/drm/i915/i915_irq.c:1.3	Tue Mar 18 21:36:52 2014
+++ src/sys/external/bsd/drm2/dist/drm/i915/i915_irq.c	Fri Jun 27 19:55:20 2014
@@ -2268,7 +2268,8 @@ static irqreturn_t i8xx_irq_handler(DRM_
 			}
 		}
 
-		if (pipe_stats[1] & PIPE_VBLANK_INTERRUPT_STATUS &&
+		if (dev_priv->num_pipe >= 2 &&
+		    pipe_stats[1] & PIPE_VBLANK_INTERRUPT_STATUS &&
 		    drm_handle_vblank(dev, 1)) {
 			if (iir & I915_DISPLAY_PLANE_B_FLIP_PENDING_INTERRUPT) {
 				intel_prepare_page_flip(dev, 1);

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