drm/i915: Pass lane count to bxt_ddi_phy_calc_lane_optmin_mask()

Pass lane count to bxt_ddi_phy_calc_lane_optmin_mask() instead of having
it extract that number from a pipe_config to decouple the phy code from
intel_crtc_state.

Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/a4977e0207e594953c4f9d1b5f2ef972a8679e74.1475770848.git-series.ander.conselvan.de.oliveira@intel.com

1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index fb18d699ce10..1de0276eecdd 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -2190,9 +2190,9 @@ bool bxt_ddi_phy_verify_state(struct drm_i915_private *dev_priv,
 
 static uint8_t
 bxt_ddi_phy_calc_lane_lat_optim_mask(struct intel_encoder *encoder,
-                                     struct intel_crtc_state *pipe_config)
+                                     uint8_t lane_count)
 {
-        switch (pipe_config->lane_count) {
+        switch (lane_count) {
         case 1:
                 return 0;
         case 2:
@@ -2200,7 +2200,7 @@ bxt_ddi_phy_calc_lane_lat_optim_mask(struct intel_encoder *encoder,
         case 4:
                 return BIT(3) | BIT(2) | BIT(0);
         default:
-                MISSING_CASE(pipe_config->lane_count);
+                MISSING_CASE(lane_count);
 
                 return 0;
         }
@@ -2417,7 +2417,7 @@ static bool intel_ddi_compute_config(struct intel_encoder *encoder,
         if (IS_BROXTON(dev_priv) && ret)
                 pipe_config->lane_lat_optim_mask =
                         bxt_ddi_phy_calc_lane_lat_optim_mask(encoder,
-                                                             pipe_config);
+                                                             pipe_config->lane_count);
 
         return ret;