[PATCH] drm/amd/display: Fix Compile Error for DCE

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Follow-up fix for:
drm/amd/display: Add Debugfs Entry to Force in SST Sequence

Signed-off-by: Fangzhi Zuo <Jerry.Zuo@xxxxxxx>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
index 1779c7daaf72..dc55a736e198 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c
@@ -3237,8 +3237,9 @@ static int disable_hpd_get(void *data, u64 *val)
 DEFINE_DEBUGFS_ATTRIBUTE(disable_hpd_ops, disable_hpd_get,
 			 disable_hpd_set, "%llu\n");
 
+#if defined(CONFIG_DRM_AMD_DC_DCN)
 /*
- * Force sst sequence in mst capable receiver.
+ * Temporary w/a to force sst sequence in M42D DP2 mst receiver
  * Example usage: echo 1 > /sys/kernel/debug/dri/0/amdgpu_dm_dp_set_mst_en_for_sst
  */
 static int dp_force_sst_set(void *data, u64 val)
@@ -3260,6 +3261,7 @@ static int dp_force_sst_get(void *data, u64 *val)
 }
 DEFINE_DEBUGFS_ATTRIBUTE(dp_set_mst_en_for_sst_ops, dp_force_sst_get,
 			 dp_force_sst_set, "%llu\n");
+#endif
 
 /*
  * Sets the DC visual confirm debug option from the given string.
@@ -3370,8 +3372,10 @@ void dtn_debugfs_init(struct amdgpu_device *adev)
 			    adev, &mst_topo_fops);
 	debugfs_create_file("amdgpu_dm_dtn_log", 0644, root, adev,
 			    &dtn_log_fops);
+#if defined(CONFIG_DRM_AMD_DC_DCN)
 	debugfs_create_file("amdgpu_dm_dp_set_mst_en_for_sst", 0644, root, adev,
 				&dp_set_mst_en_for_sst_ops);
+#endif
 
 	debugfs_create_file_unsafe("amdgpu_dm_visual_confirm", 0644, root, adev,
 				   &visual_confirm_fops);
-- 
2.25.1




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