DEFINE_DEBUGFS_ATTRIBUTE(visual_confirm_fops, visual_confirm_get,
visual_confirm_set, "%llu\n");
+
+/*
+ * Sets the DC skip_detection_link_training debug option from the given string.
+ * Example usage: echo 1 > /sys/kernel/debug/dri/0/amdgpu_skip_detection_link_training
+ */
+static int skip_detection_link_training_set(void *data, u64 val)
+{
+ struct amdgpu_device *adev = data;
+
+ if (val == 0)
+ adev->dm.dc->debug.skip_detection_link_training = false;
+ else
+ adev->dm.dc->debug.skip_detection_link_training = true;
+
+ return 0;
+}
+
+/*
+ * Reads the DC skip_detection_link_training debug option value into the given buffer.
+ * Example usage: cat /sys/kernel/debug/dri/0/amdgpu_dm_skip_detection_link_training
+ */
+static int skip_detection_link_training_get(void *data, u64 *val)
+{
+ struct amdgpu_device *adev = data;
+
+ *val = adev->dm.dc->debug.skip_detection_link_training;
+
+ return 0;
+}
+
+DEFINE_DEBUGFS_ATTRIBUTE(skip_detection_link_training_fops,
+ skip_detection_link_training_get,
+ skip_detection_link_training_set, "%llu\n");
+
/*
* Dumps the DCC_EN bit for each pipe.
* Example usage: cat /sys/kernel/debug/dri/0/amdgpu_dm_dcc_en
debugfs_create_file_unsafe("amdgpu_dm_visual_confirm", 0644, root, adev,
&visual_confirm_fops);
+ debugfs_create_file_unsafe("amdgpu_dm_skip_detection_link_training", 0644, root, adev,
+ &skip_detection_link_training_fops);
+
debugfs_create_file_unsafe("amdgpu_dm_dmub_tracebuffer", 0644, root,
adev, &dmub_tracebuffer_fops);