drm/i915: don't check plane vs pipe enable on ILK+
These bits have a different meaning on ILK+, where planes are hardwired
to pipes. Fixing this avoid some spurious assertion failures.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index b5f7acf..b14d88d 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -1225,6 +1225,10 @@
u32 val;
int cur_pipe;
+ /* Planes are fixed to pipes on ILK+ */
+ if (HAS_PCH_SPLIT(dev_priv->dev))
+ return;
+
/* Need to check both planes against the pipe */
for (i = 0; i < 2; i++) {
reg = DSPCNTR(i);