7 files changed, 63 insertions, 6 deletions
diff --git a/sound/soc/sof/imx/imx8.c b/sound/soc/sof/imx/imx8.c
index 8e07ee7a1f33..e7bef3b71934 100644
--- a/sound/soc/sof/imx/imx8.c
+++ b/sound/soc/sof/imx/imx8.c
@@ -432,6 +432,13 @@ struct snd_sof_dsp_ops sof_imx8_ops = {
 	.resume			= imx8_dsp_resume,
 	.runtime_suspend	= imx8_dsp_suspend,
 	.runtime_resume		= imx8_dsp_resume,
+
+	/* ALSA HW info flags */
+	.hw_info =	SNDRV_PCM_INFO_MMAP |
+			SNDRV_PCM_INFO_MMAP_VALID |
+			SNDRV_PCM_INFO_INTERLEAVED |
+			SNDRV_PCM_INFO_PAUSE |
+			SNDRV_PCM_INFO_NO_PERIOD_WAKEUP
 };
 EXPORT_SYMBOL(sof_imx8_ops);
 
@@ -471,6 +478,13 @@ struct snd_sof_dsp_ops sof_imx8x_ops = {
 	.resume			= imx8_dsp_resume,
 	.runtime_suspend	= imx8_dsp_suspend,
 	.runtime_resume		= imx8_dsp_resume,
+
+	/* ALSA HW info flags */
+	.hw_info =	SNDRV_PCM_INFO_MMAP |
+			SNDRV_PCM_INFO_MMAP_VALID |
+			SNDRV_PCM_INFO_INTERLEAVED |
+			SNDRV_PCM_INFO_PAUSE |
+			SNDRV_PCM_INFO_NO_PERIOD_WAKEUP
 };
 EXPORT_SYMBOL(sof_imx8x_ops);
 
diff --git a/sound/soc/sof/intel/apl.c b/sound/soc/sof/intel/apl.c
index 1f46bfba0f1b..336e48e77b01 100644
--- a/sound/soc/sof/intel/apl.c
+++ b/sound/soc/sof/intel/apl.c
@@ -102,6 +102,13 @@ const struct snd_sof_dsp_ops sof_apl_ops = {
 	.runtime_resume		= hda_dsp_runtime_resume,
 	.runtime_idle		= hda_dsp_runtime_idle,
 	.set_hw_params_upon_resume = hda_dsp_set_hw_params_upon_resume,
+
+	/* ALSA HW info flags */
+	.hw_info =	SNDRV_PCM_INFO_MMAP |
+			SNDRV_PCM_INFO_MMAP_VALID |
+			SNDRV_PCM_INFO_INTERLEAVED |
+			SNDRV_PCM_INFO_PAUSE |
+			SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
 };
 EXPORT_SYMBOL(sof_apl_ops);
 
diff --git a/sound/soc/sof/intel/bdw.c b/sound/soc/sof/intel/bdw.c
index 116174df4eec..a0944da7cf6a 100644
--- a/sound/soc/sof/intel/bdw.c
+++ b/sound/soc/sof/intel/bdw.c
@@ -579,7 +579,14 @@ const struct snd_sof_dsp_ops sof_bdw_ops = {
 
 	/* DAI drivers */
 	.drv = bdw_dai,
-	.num_drv = ARRAY_SIZE(bdw_dai)
+	.num_drv = ARRAY_SIZE(bdw_dai),
+
+	/* ALSA HW info flags */
+	.hw_info =	SNDRV_PCM_INFO_MMAP |
+			SNDRV_PCM_INFO_MMAP_VALID |
+			SNDRV_PCM_INFO_INTERLEAVED |
+			SNDRV_PCM_INFO_PAUSE |
+			SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
 };
 EXPORT_SYMBOL(sof_bdw_ops);
 
diff --git a/sound/soc/sof/intel/byt.c b/sound/soc/sof/intel/byt.c
index a876e1e60c2f..702576addd9a 100644
--- a/sound/soc/sof/intel/byt.c
+++ b/sound/soc/sof/intel/byt.c
@@ -517,6 +517,13 @@ const struct snd_sof_dsp_ops sof_tng_ops = {
 	/* DAI drivers */
 	.drv = byt_dai,
 	.num_drv = 3, /* we have only 3 SSPs on byt*/
+
+	/* ALSA HW info flags */
+	.hw_info =	SNDRV_PCM_INFO_MMAP |
+			SNDRV_PCM_INFO_MMAP_VALID |
+			SNDRV_PCM_INFO_INTERLEAVED |
+			SNDRV_PCM_INFO_PAUSE |
+			SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
 };
 EXPORT_SYMBOL(sof_tng_ops);
 
@@ -686,6 +693,13 @@ const struct snd_sof_dsp_ops sof_byt_ops = {
 	/* DAI drivers */
 	.drv = byt_dai,
 	.num_drv = 3, /* we have only 3 SSPs on byt*/
+
+	/* ALSA HW info flags */
+	.hw_info =	SNDRV_PCM_INFO_MMAP |
+			SNDRV_PCM_INFO_MMAP_VALID |
+			SNDRV_PCM_INFO_INTERLEAVED |
+			SNDRV_PCM_INFO_PAUSE |
+			SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
 };
 EXPORT_SYMBOL(sof_byt_ops);
 
@@ -751,6 +765,13 @@ const struct snd_sof_dsp_ops sof_cht_ops = {
 	.drv = byt_dai,
 	/* all 6 SSPs may be available for cherrytrail */
 	.num_drv = ARRAY_SIZE(byt_dai),
+
+	/* ALSA HW info flags */
+	.hw_info =	SNDRV_PCM_INFO_MMAP |
+			SNDRV_PCM_INFO_MMAP_VALID |
+			SNDRV_PCM_INFO_INTERLEAVED |
+			SNDRV_PCM_INFO_PAUSE |
+			SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
 };
 EXPORT_SYMBOL(sof_cht_ops);
 
diff --git a/sound/soc/sof/intel/cnl.c b/sound/soc/sof/intel/cnl.c
index eba1bf4624a2..9a19903befa2 100644
--- a/sound/soc/sof/intel/cnl.c
+++ b/sound/soc/sof/intel/cnl.c
@@ -260,6 +260,13 @@ const struct snd_sof_dsp_ops sof_cnl_ops = {
 	.runtime_resume		= hda_dsp_runtime_resume,
 	.runtime_idle		= hda_dsp_runtime_idle,
 	.set_hw_params_upon_resume = hda_dsp_set_hw_params_upon_resume,
+
+	/* ALSA HW info flags */
+	.hw_info =	SNDRV_PCM_INFO_MMAP |
+			SNDRV_PCM_INFO_MMAP_VALID |
+			SNDRV_PCM_INFO_INTERLEAVED |
+			SNDRV_PCM_INFO_PAUSE |
+			SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
 };
 EXPORT_SYMBOL(sof_cnl_ops);
 
diff --git a/sound/soc/sof/pcm.c b/sound/soc/sof/pcm.c
index 504f155ecace..ed01523affba 100644
--- a/sound/soc/sof/pcm.c
+++ b/sound/soc/sof/pcm.c
@@ -435,6 +435,7 @@ static int sof_pcm_open(struct snd_pcm_substream *substream)
 	struct snd_soc_component *component =
 		snd_soc_rtdcom_lookup(rtd, DRV_NAME);
 	struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
+	const struct snd_sof_dsp_ops *ops = sof_ops(sdev);
 	struct snd_sof_pcm *spcm;
 	struct snd_soc_tplg_stream_caps *caps;
 	int ret;
@@ -464,11 +465,8 @@ static int sof_pcm_open(struct snd_pcm_substream *substream)
 				   le32_to_cpu(caps->period_size_min));
 
 	/* set runtime config */
-	runtime->hw.info = SNDRV_PCM_INFO_MMAP |
-			  SNDRV_PCM_INFO_MMAP_VALID |
-			  SNDRV_PCM_INFO_INTERLEAVED |
-			  SNDRV_PCM_INFO_PAUSE |
-			  SNDRV_PCM_INFO_NO_PERIOD_WAKEUP;
+	runtime->hw.info = ops->hw_info; /* platform-specific */
+
 	runtime->hw.formats = le64_to_cpu(caps->formats);
 	runtime->hw.period_bytes_min = le32_to_cpu(caps->period_size_min);
 	runtime->hw.period_bytes_max = le32_to_cpu(caps->period_size_max);
diff --git a/sound/soc/sof/sof-priv.h b/sound/soc/sof/sof-priv.h
index 40678383de03..f04550c7ca09 100644
--- a/sound/soc/sof/sof-priv.h
+++ b/sound/soc/sof/sof-priv.h
@@ -212,6 +212,9 @@ struct snd_sof_dsp_ops {
 	/* DAI ops */
 	struct snd_soc_dai_driver *drv;
 	int num_drv;
+
+	/* ALSA HW info flags, will be stored in snd_pcm_runtime.hw.info */
+	u32 hw_info;
 };
 
 /* DSP architecture specific callbacks for oops and stack dumps */