[Intel-gfx] [RFC PATCH 4/4] drm/i915: push DDI FDI link training on enable to CRT encoder

Jani Nikula jani.nikula at intel.com
Wed Jul 12 14:08:53 UTC 2017


Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
 drivers/gpu/drm/i915/intel_crt.c     | 2 ++
 drivers/gpu/drm/i915/intel_display.c | 3 ---
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index c5e5fda91412..5d76fb5c9885 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -266,6 +266,8 @@ static void hsw_pre_enable_crt(struct intel_encoder *encoder,
 	WARN_ON(!intel_crtc->config->has_pch_encoder);
 
 	intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, false);
+
+	dev_priv->display.fdi_link_train(intel_crtc, pipe_config);
 }
 
 static void intel_enable_crt(struct intel_encoder *encoder,
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 9e074310f161..449a956c779f 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5381,9 +5381,6 @@ static void haswell_crtc_enable(struct intel_crtc_state *pipe_config,
 
 	intel_encoders_pre_enable(crtc, pipe_config, old_state);
 
-	if (intel_crtc->config->has_pch_encoder)
-		dev_priv->display.fdi_link_train(intel_crtc, pipe_config);
-
 	if (!transcoder_is_dsi(cpu_transcoder))
 		intel_ddi_enable_pipe_clock(pipe_config);
 
-- 
2.11.0



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