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path: root/drivers/gpu/drm/i915/display
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Diffstat (limited to 'drivers/gpu/drm/i915/display')
-rw-r--r--drivers/gpu/drm/i915/display/intel_dp_link_training.c9
-rw-r--r--drivers/gpu/drm/i915/display/intel_dp_link_training.h4
2 files changed, 8 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.c b/drivers/gpu/drm/i915/display/intel_dp_link_training.c
index a7defb37ab00..e4f1843170b7 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_link_training.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.c
@@ -34,9 +34,8 @@ intel_dp_dump_link_status(const u8 link_status[DP_LINK_STATUS_SIZE])
link_status[3], link_status[4], link_status[5]);
}
-static void
-intel_get_adjust_train(struct intel_dp *intel_dp,
- const u8 link_status[DP_LINK_STATUS_SIZE])
+void intel_dp_get_adjust_train(struct intel_dp *intel_dp,
+ const u8 link_status[DP_LINK_STATUS_SIZE])
{
u8 v = 0;
u8 p = 0;
@@ -219,7 +218,7 @@ intel_dp_link_training_clock_recovery(struct intel_dp *intel_dp)
voltage = intel_dp->train_set[0] & DP_TRAIN_VOLTAGE_SWING_MASK;
/* Update training set as requested by target */
- intel_get_adjust_train(intel_dp, link_status);
+ intel_dp_get_adjust_train(intel_dp, link_status);
if (!intel_dp_update_link_train(intel_dp)) {
drm_err(&i915->drm,
"failed to update link training\n");
@@ -338,7 +337,7 @@ intel_dp_link_training_channel_equalization(struct intel_dp *intel_dp)
}
/* Update training set as requested by target */
- intel_get_adjust_train(intel_dp, link_status);
+ intel_dp_get_adjust_train(intel_dp, link_status);
if (!intel_dp_update_link_train(intel_dp)) {
drm_err(&i915->drm,
"failed to update link training\n");
diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.h b/drivers/gpu/drm/i915/display/intel_dp_link_training.h
index 174566adcc92..01f1dabbb060 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_link_training.h
+++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.h
@@ -6,8 +6,12 @@
#ifndef __INTEL_DP_LINK_TRAINING_H__
#define __INTEL_DP_LINK_TRAINING_H__
+#include <drm/drm_dp_helper.h>
+
struct intel_dp;
+void intel_dp_get_adjust_train(struct intel_dp *intel_dp,
+ const u8 link_status[DP_LINK_STATUS_SIZE]);
void intel_dp_start_link_train(struct intel_dp *intel_dp);
void intel_dp_stop_link_train(struct intel_dp *intel_dp);