disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/gpu/drm/nouveau/nouveau_connector.c
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@@ -726,7 +726,8 @@
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 #endif
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 	nouveau_connector_set_edid(nv_connector, edid);
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-	nouveau_connector_set_encoder(connector, nv_encoder);
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+	if (nv_encoder)
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+		nouveau_connector_set_encoder(connector, nv_encoder);
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 	return status;
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 }
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@@ -967,7 +968,7 @@
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 	 * "native" mode as some VBIOS tables require us to use the
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 	 * pixel clock as part of the lookup...
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 	 */
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-	if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
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+	if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS && nv_connector->native_mode)
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 		nouveau_connector_detect_depth(connector);
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 	if (nv_encoder->dcb->type == DCB_OUTPUT_TV)