From: Mikita Lipski <mikita.lip...@amd.com>
Provide the connector with a single fail-safe mode of 640x480 for CTS
tests instead of providing a list of possible base modes.
Signed-off-by: Mikita Lipski <mikita.lip...@amd.com>
Reviewed-by: Tony Cheng <tony.ch...@amd.com>
Acked-by: Harry Wentland <harry.wentl...@amd.com>
---
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 4 ++++
1 file changed, 4 insertions(+)
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 21f3ad1d66cb..07f4793a945f 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -3496,6 +3496,10 @@ static int amdgpu_dm_connector_get_modes(struct
drm_connector *connector)
struct edid *edid = amdgpu_dm_connector->edid;
encoder = helper->best_encoder(connector);
+
+ if (!edid || !drm_edid_is_valid(edid))
+ return drm_add_modes_noedid(connector, 640, 480);
+
amdgpu_dm_connector_ddc_get_modes(connector, edid);
amdgpu_dm_connector_add_common_modes(encoder, connector);
--
2.17.0
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