---

yaml --- r: 209751 b: refs/heads/master c: 1cafd34 h: refs/heads/master i: 209749: e175c70 209747: d9b8ff0 209743: b0189f3 v: v3
git-mirror · Aug 9, 2010 · 06fa0cd · 06fa0cd
1 parent 93a401e
commit 06fa0cd
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Showing 4 changed files with 18 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e78d73b16bcde921c9cf458d2e4de8e4fc2518f3
+refs/heads/master: 1cafd34731cd14e5a72edaf0f41717c8126cfce9
diff --git a/trunk/drivers/gpu/drm/i915/i915_dma.c b/trunk/drivers/gpu/drm/i915/i915_dma.c
@@ -499,6 +499,13 @@ static int i915_dispatch_batchbuffer(struct drm_device * dev,
 		}
 	}
 
+
+	if (IS_G4X(dev) || IS_IRONLAKE(dev)) {
+		BEGIN_LP_RING(2);
+		OUT_RING(MI_FLUSH | MI_NO_WRITE_FLUSH | MI_INVALIDATE_ISP);
+		OUT_RING(MI_NOOP);
+		ADVANCE_LP_RING();
+	}
 	i915_emit_breadcrumb(dev);
 
 	return 0;

diff --git a/trunk/drivers/gpu/drm/i915/i915_reg.h b/trunk/drivers/gpu/drm/i915/i915_reg.h
@@ -170,6 +170,7 @@
 #define   MI_NO_WRITE_FLUSH	(1 << 2)
 #define   MI_SCENE_COUNT	(1 << 3) /* just increment scene count */
 #define   MI_END_SCENE		(1 << 4) /* flush binner and incr scene count */
+#define   MI_INVALIDATE_ISP	(1 << 5) /* invalidate indirect state pointers */
 #define MI_BATCH_BUFFER_END	MI_INSTR(0x0a, 0)
 #define MI_REPORT_HEAD		MI_INSTR(0x07, 0)
 #define MI_OVERLAY_FLIP		MI_INSTR(0x11,0)

diff --git a/trunk/drivers/gpu/drm/i915/intel_ringbuffer.c b/trunk/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -535,7 +535,16 @@ render_ring_dispatch_gem_execbuffer(struct drm_device *dev,
 		intel_ring_advance(dev, ring);
 	}
 
+	if (IS_G4X(dev) || IS_IRONLAKE(dev)) {
+		intel_ring_begin(dev, ring, 2);
+		intel_ring_emit(dev, ring, MI_FLUSH |
+				MI_NO_WRITE_FLUSH |
+				MI_INVALIDATE_ISP );
+		intel_ring_emit(dev, ring, MI_NOOP);
+		intel_ring_advance(dev, ring);
+	}
 	/* XXX breadcrumb */
+
 	return 0;
 }