add lvds1024*800

hc

2024-01-31 f70575805708cabdedea7498aaa3f710fde4d920

 kernel/drivers/video/fbdev/core/fb_defio.c
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@@ -171,7 +171,6 @@
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 	vma->vm_private_data = info;
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 	return 0;
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 }
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-EXPORT_SYMBOL(fb_deferred_io_mmap);
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 /* workqueue callback */
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 static void fb_deferred_io_work(struct work_struct *work)
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@@ -206,7 +205,6 @@
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 	BUG_ON(!fbdefio);
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 	mutex_init(&fbdefio->lock);
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-	info->fbops->fb_mmap = fb_deferred_io_mmap;
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 	INIT_DELAYED_WORK(&info->deferred_work, fb_deferred_io_work);
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 	INIT_LIST_HEAD(&fbdefio->pagelist);
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 	if (fbdefio->delay == 0) /* set a default of 1 s */
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@@ -237,7 +235,6 @@
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 		page->mapping = NULL;
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 	}
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-	info->fbops->fb_mmap = NULL;
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 	mutex_destroy(&fbdefio->lock);
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 }
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 EXPORT_SYMBOL_GPL(fb_deferred_io_cleanup);