[PATCH 1/2] drm/i915: simplify pipe checking

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This is also handled by i915_reg.h, so just reuse this trick to reduce
universe enthropy.

Signed-off-by: Eugeni Dodonov <eugeni.dodonov at intel.com>
Reviewed-by: Jesse Barnes <jbarnes at virtuousgeek.org>
---
 drivers/gpu/drm/i915/i915_suspend.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c
index 7886e4f..c0b945c 100644
--- a/drivers/gpu/drm/i915/i915_suspend.c
+++ b/drivers/gpu/drm/i915/i915_suspend.c
@@ -28,6 +28,7 @@
 #include "drm.h"
 #include "i915_drm.h"
 #include "intel_drv.h"
+#include "i915_reg.h"
 
 static bool i915_pipe_enabled(struct drm_device *dev, enum pipe pipe)
 {
@@ -35,7 +36,7 @@ static bool i915_pipe_enabled(struct drm_device *dev, enum pipe pipe)
 	u32	dpll_reg;
 
 	if (HAS_PCH_SPLIT(dev))
-		dpll_reg = (pipe == PIPE_A) ? _PCH_DPLL_A : _PCH_DPLL_B;
+		dpll_reg = PCH_DPLL(pipe);
 	else
 		dpll_reg = (pipe == PIPE_A) ? _DPLL_A : _DPLL_B;
 
-- 
1.7.8



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