1 files changed, 18 insertions, 12 deletions

diff --git a/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c b/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c
index 3f74f55..220e0ce 100644
--- a/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c
+++ b/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c
@@ -1204,35 +1204,41 @@ int hdmi_config_audio_acr(struct hdmi_ip_data *ip_data,
 	return 0;
 }
 
+void ti_hdmi_4xxx_wp_audio_enable(struct hdmi_ip_data *ip_data, bool enable)
+{
+	REG_FLD_MOD(hdmi_av_base(ip_data),
+				HDMI_CORE_AV_AUD_MODE, enable, 0, 0);
+	REG_FLD_MOD(hdmi_wp_base(ip_data),
+				HDMI_WP_AUDIO_CTRL, enable, 31, 31);
+	REG_FLD_MOD(hdmi_wp_base(ip_data),
+				HDMI_WP_AUDIO_CTRL, enable, 30, 30);
+}
+
 int hdmi_audio_trigger(struct snd_pcm_substream *substream, int cmd,
 				struct snd_soc_dai *dai)
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
 	struct snd_soc_codec *codec = rtd->codec;
+	struct platform_device *pdev = to_platform_device(codec->dev);
 	struct hdmi_ip_data *ip_data = snd_soc_codec_get_drvdata(codec);
 	int err = 0;
 
+	if (!(ip_data->ops) && !(ip_data->ops->audio_enable)) {
+		dev_err(&pdev->dev, "Cannot enable/disable audio\n");
+		return -ENODEV;
+	}
+
 	switch (cmd) {
 	case SNDRV_PCM_TRIGGER_START:
 	case SNDRV_PCM_TRIGGER_RESUME:
 	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
-		REG_FLD_MOD(hdmi_av_base(ip_data),
-					HDMI_CORE_AV_AUD_MODE, 1, 0, 0);
-		REG_FLD_MOD(hdmi_wp_base(ip_data),
-					HDMI_WP_AUDIO_CTRL, 1, 31, 31);
-		REG_FLD_MOD(hdmi_wp_base(ip_data),
-					HDMI_WP_AUDIO_CTRL, 1, 30, 30);
+		ip_data->ops->audio_enable(ip_data, true);
 		break;
 
 	case SNDRV_PCM_TRIGGER_STOP:
 	case SNDRV_PCM_TRIGGER_SUSPEND:
 	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
-		REG_FLD_MOD(hdmi_av_base(ip_data),
-					HDMI_CORE_AV_AUD_MODE, 0, 0, 0);
-		REG_FLD_MOD(hdmi_wp_base(ip_data),
-					HDMI_WP_AUDIO_CTRL, 0, 30, 30);
-		REG_FLD_MOD(hdmi_wp_base(ip_data),
-					HDMI_WP_AUDIO_CTRL, 0, 31, 31);
+		ip_data->ops->audio_enable(ip_data, false);
 		break;
 	default:
 		err = -EINVAL;