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[17/47] drm/i915: use TU_SIZE macro at intel_dp_set_m_n

Message ID 1349211142-4802-18-git-send-email-przanoni@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Paulo Zanoni Oct. 2, 2012, 8:51 p.m. UTC 
From: Paulo Zanoni <paulo.r.zanoni@intel.com>

Much simpler and looks more like the M/N code inside intel_display.c.

Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
---
 drivers/gpu/drm/i915/intel_dp.c |    7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)
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Patch

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index b10f35b..52b5453 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -794,9 +794,7 @@  intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
 			     mode->clock, adjusted_mode->clock, &m_n);
 
 	if (HAS_PCH_SPLIT(dev)) {
-		I915_WRITE(TRANSDATA_M1(pipe),
-			   ((m_n.tu - 1) << PIPE_GMCH_DATA_M_TU_SIZE_SHIFT) |
-			   m_n.gmch_m);
+		I915_WRITE(TRANSDATA_M1(pipe), TU_SIZE(m_n.tu) | m_n.gmch_m);
 		I915_WRITE(TRANSDATA_N1(pipe), m_n.gmch_n);
 		I915_WRITE(TRANSDPLINK_M1(pipe), m_n.link_m);
 		I915_WRITE(TRANSDPLINK_N1(pipe), m_n.link_n);
@@ -807,8 +805,7 @@  intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
 		I915_WRITE(PIPE_LINK_N1(pipe), m_n.link_n);
 	} else {
 		I915_WRITE(PIPE_GMCH_DATA_M(pipe),
-			   ((m_n.tu - 1) << PIPE_GMCH_DATA_M_TU_SIZE_SHIFT) |
-			   m_n.gmch_m);
+			   TU_SIZE(m_n.tu) | m_n.gmch_m);
 		I915_WRITE(PIPE_GMCH_DATA_N(pipe), m_n.gmch_n);
 		I915_WRITE(PIPE_DP_LINK_M(pipe), m_n.link_m);
 		I915_WRITE(PIPE_DP_LINK_N(pipe), m_n.link_n);