From bf35df66f1c613b46e054ca35ceb5caddacc6fa8 Mon Sep 17 00:00:00 2001
From: Takashi Iwai <tiwai@suse.de>
Date: Mon, 8 Dec 2014 15:44:47 +0100
Subject: [PATCH] ALSA: jack: Add dummy snd_jack_set_key() definition
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For fixing a build error with CONFIG_SND_JACK=n
  sound/soc/codecs/ts3a227e.c:223:2: error: implicit declaration of function ‘snd_jack_set_key’ [-Werror=implicit-function-declaration]

Signed-off-by: Takashi Iwai <tiwai@suse.de>
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