[Intel-gfx] [PATCH 07/25] drm/i915/display: add intel_fdi_link_train wrapper.

Dave Airlie airlied at gmail.com
Fri Sep 10 03:17:23 UTC 2021


From: Dave Airlie <airlied at redhat.com>

This wraps the fdi link training vfunc to make it clearer.

Suggested by Jani.

Signed-off-by: Dave Airlie <airlied at redhat.com>
---
 drivers/gpu/drm/i915/display/intel_display.c | 2 +-
 drivers/gpu/drm/i915/display/intel_fdi.c     | 8 ++++++++
 drivers/gpu/drm/i915/display/intel_fdi.h     | 2 ++
 3 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 71518e71591b..aa174192c279 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -2156,7 +2156,7 @@ static void ilk_pch_enable(const struct intel_atomic_state *state,
 	assert_pch_transcoder_disabled(dev_priv, pipe);
 
 	/* For PCH output, training FDI link */
-	dev_priv->display.fdi_link_train(crtc, crtc_state);
+	intel_fdi_link_train(crtc, crtc_state);
 
 	/* We need to program the right clock selection before writing the pixel
 	 * mutliplier into the DPLL. */
diff --git a/drivers/gpu/drm/i915/display/intel_fdi.c b/drivers/gpu/drm/i915/display/intel_fdi.c
index fc09b781f15f..339243399a65 100644
--- a/drivers/gpu/drm/i915/display/intel_fdi.c
+++ b/drivers/gpu/drm/i915/display/intel_fdi.c
@@ -10,6 +10,14 @@
 #include "intel_fdi.h"
 #include "intel_sideband.h"
 
+void intel_fdi_link_train(struct intel_crtc *crtc,
+			  const struct intel_crtc_state *crtc_state)
+{
+	struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
+
+	dev_priv->display.fdi_link_train(crtc, crtc_state);
+}
+
 /* units of 100MHz */
 static int pipe_required_fdi_lanes(struct intel_crtc_state *crtc_state)
 {
diff --git a/drivers/gpu/drm/i915/display/intel_fdi.h b/drivers/gpu/drm/i915/display/intel_fdi.h
index 60acf2133145..61cb216a09f5 100644
--- a/drivers/gpu/drm/i915/display/intel_fdi.h
+++ b/drivers/gpu/drm/i915/display/intel_fdi.h
@@ -26,4 +26,6 @@ void hsw_fdi_link_train(struct intel_encoder *encoder,
 void intel_fdi_pll_freq_update(struct drm_i915_private *i915);
 void lpt_fdi_program_mphy(struct drm_i915_private *i915);
 
+void intel_fdi_link_train(struct intel_crtc *crtc,
+			  const struct intel_crtc_state *crtc_state);
 #endif
-- 
2.31.1



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