enable lvds 1280x800

hc

2023-11-20 0d8657dd3056063fb115946b10157477b5c70451

 kernel/include/linux/timer.h
..
..
@@ -176,7 +176,7 @@
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 extern int try_to_del_timer_sync(struct timer_list *timer);
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-#ifdef CONFIG_SMP
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+#if defined(CONFIG_SMP) || defined(CONFIG_PREEMPT_RT_FULL)
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   extern int del_timer_sync(struct timer_list *timer);
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 #else
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 # define del_timer_sync(t)		del_timer(t)