Merge intel_dp_update_signal_levels() and intel_dp_set_signal_levels(),
since the former is the only user of the latter and doing so allow us to
not pass a pointer to intel_dp->DP around.

Signed-off-by: Ander Conselvan de Oliveira 
<[email protected]>
---
 drivers/gpu/drm/i915/intel_dp.c | 25 ++++++++-----------------
 1 file changed, 8 insertions(+), 17 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index b785f1f..05374a7 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -3526,13 +3526,13 @@ gen7_edp_signal_levels(uint8_t train_set)
        }
 }
 
-/* Properly updates "DP" with the correct signal levels. */
-static void
-intel_dp_set_signal_levels(struct intel_dp *intel_dp, uint32_t *DP)
+void
+intel_dp_update_signal_levels(struct intel_dp *intel_dp)
 {
        struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
        enum port port = intel_dig_port->port;
        struct drm_device *dev = intel_dig_port->base.base.dev;
+       struct drm_i915_private *dev_priv = to_i915(dev);
        uint32_t signal_levels, mask = 0;
        uint8_t train_set = intel_dp->train_set[0];
 
@@ -3567,31 +3567,22 @@ intel_dp_set_signal_levels(struct intel_dp *intel_dp, 
uint32_t *DP)
                (train_set & DP_TRAIN_PRE_EMPHASIS_MASK) >>
                        DP_TRAIN_PRE_EMPHASIS_SHIFT);
 
-       *DP = (*DP & ~mask) | signal_levels;
-}
-
-void
-intel_dp_program_link_training_pattern(struct intel_dp *intel_dp,
-                                      uint8_t dp_train_pat)
-{
-       struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
-       struct drm_i915_private *dev_priv =
-               to_i915(intel_dig_port->base.base.dev);
-
-       _intel_dp_set_link_train(intel_dp, &intel_dp->DP, dp_train_pat);
+       intel_dp->DP &= ~mask;
+       intel_dp->DP |= signal_levels;
 
        I915_WRITE(intel_dp->output_reg, intel_dp->DP);
        POSTING_READ(intel_dp->output_reg);
 }
 
 void
-intel_dp_update_signal_levels(struct intel_dp *intel_dp)
+intel_dp_program_link_training_pattern(struct intel_dp *intel_dp,
+                                      uint8_t dp_train_pat)
 {
        struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
        struct drm_i915_private *dev_priv =
                to_i915(intel_dig_port->base.base.dev);
 
-       intel_dp_set_signal_levels(intel_dp, &intel_dp->DP);
+       _intel_dp_set_link_train(intel_dp, &intel_dp->DP, dp_train_pat);
 
        I915_WRITE(intel_dp->output_reg, intel_dp->DP);
        POSTING_READ(intel_dp->output_reg);
-- 
2.4.3

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