This reverts commit a135a1b4c4db1f3b8cbed9676a40ede39feb3362.

This leads to blank screens on some boards after replugging a
display.  Revert until we understand the root cause and can
fix both the leak and the blank screen after replug.

Cc: Stylon Wang <[email protected]>
Cc: Harry Wentland <[email protected]>
Cc: Nicholas Kazlauskas <[email protected]>
Cc: Andre Tomt <[email protected]>
Cc: Oleksandr Natalenko <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Cc: [email protected]
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c 
b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 0d2e334be87a..318eb12f8de7 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -2385,8 +2385,7 @@ void amdgpu_dm_update_connector_after_detect(
 
                        drm_connector_update_edid_property(connector,
                                                           aconnector->edid);
-                       aconnector->num_modes = drm_add_edid_modes(connector, 
aconnector->edid);
-                       drm_connector_list_update(connector);
+                       drm_add_edid_modes(connector, aconnector->edid);
 
                        if (aconnector->dc_link->aux_mode)
                                drm_dp_cec_set_edid(&aconnector->dm_dp_aux.aux,
-- 
2.29.2

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