[PATCH 11/11] drm/i915/ddi: simplify intel_ddi_get_encoder_pipes() slightly

[Jani Nikula]

Use a temporary variable for DDI mode to simplify the conditions. This
is in line with the other places that read DDI mode.

Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
 drivers/gpu/drm/i915/display/intel_ddi.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index 33628cbc0f72..e25b712bf03b 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -818,7 +818,7 @@ static void intel_ddi_get_encoder_pipes(struct intel_encoder *encoder,
 	mst_pipe_mask = 0;
 	for_each_pipe(dev_priv, p) {
 		enum transcoder cpu_transcoder = (enum transcoder)p;
-		unsigned int port_mask, ddi_select;
+		u32 port_mask, ddi_select, ddi_mode;
 		intel_wakeref_t trans_wakeref;
 
 		trans_wakeref = intel_display_power_get_if_enabled(dev_priv,
@@ -842,9 +842,10 @@ static void intel_ddi_get_encoder_pipes(struct intel_encoder *encoder,
 		if ((tmp & port_mask) != ddi_select)
 			continue;
 
-		if ((tmp & TRANS_DDI_MODE_SELECT_MASK) == TRANS_DDI_MODE_SELECT_DP_MST ||
-		    (HAS_DP20(display) &&
-		     (tmp & TRANS_DDI_MODE_SELECT_MASK) == TRANS_DDI_MODE_SELECT_FDI_OR_128B132B))
+		ddi_mode = tmp & TRANS_DDI_MODE_SELECT_MASK;
+
+		if (ddi_mode == TRANS_DDI_MODE_SELECT_DP_MST ||
+		    (ddi_mode == TRANS_DDI_MODE_SELECT_FDI_OR_128B132B && HAS_DP20(display)))
 			mst_pipe_mask |= BIT(p);
 
 		*pipe_mask |= BIT(p);
-- 
2.39.5