trans_ddi_func_ctl2_val);
}
+static void icl_disable_transcoder_port_sync(const struct intel_crtc_state *old_crtc_state)
+{
+ struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->base.crtc);
+ struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
+ i915_reg_t reg;
+ u32 trans_ddi_func_ctl2_val;
+
+ if (old_crtc_state->master_transcoder == INVALID_TRANSCODER)
+ return;
+
+ DRM_DEBUG_KMS("Disabling Transcoder Port Sync on Slave Transcoder %s\n",
+ transcoder_name(old_crtc_state->cpu_transcoder));
+
+ reg = TRANS_DDI_FUNC_CTL2(old_crtc_state->cpu_transcoder);
+ trans_ddi_func_ctl2_val = ~(PORT_SYNC_MODE_ENABLE |
+ PORT_SYNC_MODE_MASTER_SELECT_MASK);
+ I915_WRITE(reg, trans_ddi_func_ctl2_val);
+}
+
static void intel_fdi_normal_train(struct intel_crtc *crtc)
{
struct drm_device *dev = crtc->base.dev;
if (intel_crtc_has_type(old_crtc_state, INTEL_OUTPUT_DP_MST))
intel_ddi_set_vc_payload_alloc(old_crtc_state, false);
+ if (INTEL_GEN(dev_priv) >= 11)
+ icl_disable_transcoder_port_sync(old_crtc_state);
+
if (!transcoder_is_dsi(cpu_transcoder))
intel_ddi_disable_transcoder_func(old_crtc_state);