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-rw-r--r--drivers/char/drm/i915_irq.c30
1 files changed, 20 insertions, 10 deletions
diff --git a/drivers/char/drm/i915_irq.c b/drivers/char/drm/i915_irq.c
index 92653b38e64..5a6f8309d8b 100644
--- a/drivers/char/drm/i915_irq.c
+++ b/drivers/char/drm/i915_irq.c
@@ -125,16 +125,26 @@ static void i915_vblank_tasklet(struct drm_device *dev)
i915_kernel_lost_context(dev);
- BEGIN_LP_RING(6);
-
- OUT_RING(GFX_OP_DRAWRECT_INFO);
- OUT_RING(0);
- OUT_RING(0);
- OUT_RING(sarea_priv->width | sarea_priv->height << 16);
- OUT_RING(sarea_priv->width | sarea_priv->height << 16);
- OUT_RING(0);
-
- ADVANCE_LP_RING();
+ if (IS_I965G(dev)) {
+ BEGIN_LP_RING(4);
+
+ OUT_RING(GFX_OP_DRAWRECT_INFO_I965);
+ OUT_RING(0);
+ OUT_RING(((sarea_priv->width - 1) & 0xffff) | ((sarea_priv->height - 1) << 16));
+ OUT_RING(0);
+ ADVANCE_LP_RING();
+ } else {
+ BEGIN_LP_RING(6);
+
+ OUT_RING(GFX_OP_DRAWRECT_INFO);
+ OUT_RING(0);
+ OUT_RING(0);
+ OUT_RING(sarea_priv->width | sarea_priv->height << 16);
+ OUT_RING(sarea_priv->width | sarea_priv->height << 16);
+ OUT_RING(0);
+
+ ADVANCE_LP_RING();
+ }
sarea_priv->ctxOwner = DRM_KERNEL_CONTEXT;