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path: root/drivers/gpu/drm/i915/display/intel_ddi.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_ddi.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_ddi.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index c9143e2a6994..2be7cdc319ba 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -2996,8 +2996,7 @@ static void icl_program_mg_dp_mode(struct intel_digital_port *intel_dig_port)
{
struct drm_i915_private *dev_priv = to_i915(intel_dig_port->base.base.dev);
enum port port = intel_dig_port->base.port;
- enum tc_port tc_port = intel_port_to_tc(dev_priv, port);
- u32 ln0, ln1, lane_info;
+ u32 ln0, ln1, lane_mask;
if (intel_dig_port->tc_mode == TC_PORT_TBT_ALT)
return;
@@ -3010,11 +3009,9 @@ static void icl_program_mg_dp_mode(struct intel_digital_port *intel_dig_port)
ln0 &= ~(MG_DP_MODE_CFG_DP_X1_MODE | MG_DP_MODE_CFG_DP_X2_MODE);
ln1 &= ~(MG_DP_MODE_CFG_DP_X1_MODE | MG_DP_MODE_CFG_DP_X2_MODE);
- lane_info = (I915_READ(PORT_TX_DFLEXDPSP) &
- DP_LANE_ASSIGNMENT_MASK(tc_port)) >>
- DP_LANE_ASSIGNMENT_SHIFT(tc_port);
+ lane_mask = intel_tc_port_get_lane_mask(intel_dig_port);
- switch (lane_info) {
+ switch (lane_mask) {
case 0x1:
case 0x4:
break;
@@ -3039,7 +3036,7 @@ static void icl_program_mg_dp_mode(struct intel_digital_port *intel_dig_port)
MG_DP_MODE_CFG_DP_X2_MODE;
break;
default:
- MISSING_CASE(lane_info);
+ MISSING_CASE(lane_mask);
}
break;