From 49b436cd66683e185f53435e9572f15044ee4132 Mon Sep 17 00:00:00 2001
From: brian <brian@vamrs.com>
Date: Tue, 25 Sep 2018 14:06:01 +0800
Subject: [PATCH 06/97] es8316 patch for rockpi print error message

Change-Id: I54b1775c4d2bd695f7a5373149b14bc2501ce136
---
 sound/soc/codecs/es8316.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/sound/soc/codecs/es8316.c b/sound/soc/codecs/es8316.c
index 86d0eea444c5..e2a14976d8d2 100644
--- a/sound/soc/codecs/es8316.c
+++ b/sound/soc/codecs/es8316.c
@@ -103,7 +103,10 @@ static void es8316_enable_spk(struct es8316_priv *es8316, bool enable)
 	bool level;
 
 	level = enable ? es8316->spk_active_level : !es8316->spk_active_level;
-	gpio_set_value(es8316->spk_ctl_gpio, level);
+
+	if (INVALID_GPIO != es8316->spk_ctl_gpio) {
+		gpio_set_value(es8316->spk_ctl_gpio, level);
+	}
 }
 
 static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -9600, 50, 1);
-- 
2.25.1