asoc: check subsys state in FE instead of q6 state

audio can use adsp or modem. Hence check
apr subsys state commonly instead of adsp or modem.

Change-Id: Ice70ab23797ec5f940e1bda3fa1b2d84c196fc56
Signed-off-by: Ramprasad Katkam <[email protected]>

asoc/msm-compress-q6-v2.c

@@ -1640,6 +1640,7 @@ static int msm_compr_playback_open(struct snd_compr_stream *cstream)
 	struct snd_soc_component *component = NULL;
 	struct msm_compr_audio *prtd = NULL;
 	struct msm_compr_pdata *pdata = NULL;
+	enum apr_subsys_state subsys_state;
 
 	pr_debug("%s\n", __func__);
 	component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
@@ -1653,6 +1654,13 @@ static int msm_compr_playback_open(struct snd_compr_stream *cstream)
 			__func__, rtd->dai_link->cpu_dai_name, -EBUSY);
 		return -EBUSY;
 	}
+
+	subsys_state = apr_get_subsys_state();
+	if (subsys_state == APR_SUBSYS_DOWN) {
+		pr_debug("%s: adsp is down\n", __func__);
+		return -ENETRESET;
+	}
+
 	prtd = kzalloc(sizeof(struct msm_compr_audio), GFP_KERNEL);
 	if (prtd == NULL) {
 		pr_err("Failed to allocate memory for msm_compr_audio\n");
@@ -1747,6 +1755,7 @@ static int msm_compr_capture_open(struct snd_compr_stream *cstream)
 	struct snd_soc_component *component = NULL;
 	struct msm_compr_audio *prtd;
 	struct msm_compr_pdata *pdata = NULL;
+	enum apr_subsys_state subsys_state;
 
 	pr_debug("%s\n", __func__);
 	component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
@@ -1759,6 +1768,12 @@ static int msm_compr_capture_open(struct snd_compr_stream *cstream)
 		pr_err("%s: pdata is NULL\n", __func__);
 		return -EINVAL;
 	}
+
+	subsys_state = apr_get_subsys_state();
+	if (subsys_state == APR_SUBSYS_DOWN) {
+		pr_debug("%s: adsp is down\n", __func__);
+		return -ENETRESET;
+	}
 	prtd = kzalloc(sizeof(struct msm_compr_audio), GFP_KERNEL);
 	if (!prtd) {
 		pr_err("Failed to allocate memory for msm_compr_audio\n");

asoc/msm-pcm-q6-noirq.c

@@ -181,7 +181,13 @@ static int msm_pcm_open(struct snd_pcm_substream *substream)
 	struct snd_pcm_runtime *runtime = substream->runtime;
 	struct msm_audio *prtd;
 	int ret = 0;
+	enum apr_subsys_state subsys_state;
 
+	subsys_state = apr_get_subsys_state();
+	if (subsys_state == APR_SUBSYS_DOWN) {
+		pr_debug("%s: adsp is down\n", __func__);
+		return -ENETRESET;
+	}
 	prtd = kzalloc(sizeof(struct msm_audio), GFP_KERNEL);
 
 	if (prtd == NULL)

asoc/msm-pcm-q6-v2.c

@@ -676,6 +676,7 @@ static int msm_pcm_open(struct snd_pcm_substream *substream)
 			snd_soc_rtdcom_lookup(soc_prtd, DRV_NAME);
 	struct msm_audio *prtd;
 	struct msm_plat_data *pdata;
+	enum apr_subsys_state subsys_state;
 	int ret = 0;
 
 	if (!component) {
@@ -689,6 +690,13 @@ static int msm_pcm_open(struct snd_pcm_substream *substream)
 		pr_err("%s: platform data not populated\n", __func__);
 		return -EINVAL;
 	}
+
+	subsys_state = apr_get_subsys_state();
+	if (subsys_state == APR_SUBSYS_DOWN) {
+		pr_debug("%s: adsp is down\n", __func__);
+		return -ENETRESET;
+	}
+
 	prtd = kzalloc(sizeof(struct msm_audio), GFP_KERNEL);
 	if (prtd == NULL)
 		return -ENOMEM;

asoc/msm-transcode-loopback-q6-v2.c

@@ -426,12 +426,19 @@ static int msm_transcode_loopback_set_params(struct snd_compr_stream *cstream,
 	struct trans_loopback_pdata *pdata;
 	uint32_t bit_width = 16;
 	int ret = 0;
+	enum apr_subsys_state subsys_state;
 
 	if (trans == NULL) {
 		pr_err("%s: Invalid param\n", __func__);
 		return -EINVAL;
 	}
 
+	subsys_state = apr_get_subsys_state();
+	if (subsys_state == APR_SUBSYS_DOWN) {
+		pr_debug("%s: adsp is down\n", __func__);
+		return -ENETRESET;
+	}
+
 	mutex_lock(&trans->lock);
 
 	rtd = snd_pcm_substream_chip(cstream);