[PATCH 2/9] drm/i915: Name the "iboost bit"

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From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>

Give a proper name for the SKL DDI_BUF_TRANS iboost bit.

Cc: David Weinehall <david.weinehall@xxxxxxxxxxxxxxx>
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
 drivers/gpu/drm/i915/i915_reg.h  | 1 +
 drivers/gpu/drm/i915/intel_ddi.c | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index e6f9f05b3a4a..ede4cd3531f8 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -7483,6 +7483,7 @@ enum {
 #define _DDI_BUF_TRANS_A		0x64E00
 #define _DDI_BUF_TRANS_B		0x64E60
 #define DDI_BUF_TRANS_LO(port, i)	_MMIO(_PORT(port, _DDI_BUF_TRANS_A, _DDI_BUF_TRANS_B) + (i) * 8)
+#define  DDI_BUF_BALANCE_LEG_ENABLE	(1 << 31)
 #define DDI_BUF_TRANS_HI(port, i)	_MMIO(_PORT(port, _DDI_BUF_TRANS_A, _DDI_BUF_TRANS_B) + (i) * 8 + 4)
 
 /* Sideband Interface (SBI) is programmed indirectly, via
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index 75354cd9bbab..78e1fdaec86d 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -434,7 +434,7 @@ void intel_prepare_ddi_buffer(struct intel_encoder *encoder)
 		/* If we're boosting the current, set bit 31 of trans1 */
 		if (dev_priv->vbt.ddi_port_info[port].hdmi_boost_level ||
 		    dev_priv->vbt.ddi_port_info[port].dp_boost_level)
-			iboost_bit = 1<<31;
+			iboost_bit = DDI_BUF_BALANCE_LEG_ENABLE;
 
 		if (WARN_ON(encoder->type == INTEL_OUTPUT_EDP &&
 			    port != PORT_A && port != PORT_E &&
-- 
2.7.4

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