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console: dummycon: export dummycon_[un]register_output_notifier 

Export dummycon_[un]register_output_notifier, the fbcon code needs this
and may be build as a module.

Fixes: 83d83bebf4 ("console/fbcon: Add support for deferred console takeover")
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
This commit is contained in:
Hans de Goede 2018-06-29 11:46:19 +02:00 committed by Bartlomiej Zolnierkiewicz
parent 83d83bebf4
commit 334bb8972a
1 changed files with 2 additions and 0 deletions
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2
drivers/video/console/dummycon.c
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@ -38,11 +38,13 @@ void dummycon_register_output_notifier(struct notifier_block *nb)
if (dummycon_putc_called)
nb->notifier_call(nb, 0, NULL);
}
EXPORT_SYMBOL_GPL(dummycon_register_output_notifier);
void dummycon_unregister_output_notifier(struct notifier_block *nb)
{
raw_notifier_chain_unregister(&dummycon_output_nh, nb);
}
EXPORT_SYMBOL_GPL(dummycon_unregister_output_notifier);
static void dummycon_putc(struct vc_data *vc, int c, int ypos, int xpos)
{