From: Zheng Yang <zhengyang@rock-chips.com>
Date: Mon, 8 Oct 2012 02:34:33 +0000 (+0800)
Subject: rk2928:acodec: move delay position to avoid kernel schedule error.
X-Git-Tag: firefly_0821_release~8484^2
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=2d947e285e04a42b1fafc7908b735f083a6f7b6a;p=firefly-linux-kernel-4.4.55.git

rk2928:acodec: move delay position to avoid kernel schedule error.
---

diff --git a/sound/soc/codecs/rk2928_codec.c b/sound/soc/codecs/rk2928_codec.c
index 736337305353..931e66e817e8 100755
--- a/sound/soc/codecs/rk2928_codec.c
+++ b/sound/soc/codecs/rk2928_codec.c
@@ -90,6 +90,9 @@ static int rk2928_write(struct snd_soc_codec *codec, unsigned int reg, unsigned
 {
 	DBG("%s reg 0x%02x value 0x%02x", __FUNCTION__, reg, value);
 	writel(value, rk2928_data.regbase + reg*4);
+	if( (reg == CODEC_REG_POWER) && ( (value & m_PD_DAC) == 0)) {
+		msleep(80);
+	}
 	return 0;
 }
 
@@ -154,7 +157,6 @@ static int rk2928_audio_trigger(struct snd_pcm_substream *substream, int cmd,
 					rk2928_write(codec, CODEC_REG_DAC_MUTE, v_MUTE_DAC(0));
 				rk2928_data.mute = 0;
 				if(rk2928_data.spkctl != INVALID_GPIO) {
-					msleep(80);
 					gpio_direction_output(rk2928_data.spkctl, GPIO_HIGH);
 				}
 			}