[alsa-devel] [PATCH 11/12] ASoC: SOF: Intel: Add Probe compress CPU DAIs

[Cezary Rojewski <cezary.rojewski@intel.com>]

Declare extraction CPU DAI as well as sof_probe_compr_ops. FE DAIs can
link against these new CPU DAI to create new compress devices.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
---
 sound/soc/sof/intel/hda-dai.c | 28 ++++++++++++++++++++++++++++
 sound/soc/sof/intel/hda.h     |  6 ++++++
 sound/soc/sof/pcm.c           | 11 ++++++++++-
 3 files changed, 44 insertions(+), 1 deletion(-)

diff --git a/sound/soc/sof/intel/hda-dai.c b/sound/soc/sof/intel/hda-dai.c
index 9c6e3f990ee3..ed5e7d2c0d43 100644
--- a/sound/soc/sof/intel/hda-dai.c
+++ b/sound/soc/sof/intel/hda-dai.c
@@ -399,6 +399,19 @@ static const struct snd_soc_dai_ops hda_link_dai_ops = {
 	.trigger = hda_link_pcm_trigger,
 	.prepare = hda_link_pcm_prepare,
 };
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_PROBES)
+#include "../compress.h"
+
+static struct snd_soc_cdai_ops sof_probe_compr_ops = {
+	.startup	= sof_probe_compr_open,
+	.shutdown	= sof_probe_compr_free,
+	.set_params	= sof_probe_compr_set_params,
+	.trigger	= sof_probe_compr_trigger,
+	.pointer	= sof_probe_compr_pointer,
+};
+
+#endif
 #endif
 
 /*
@@ -460,5 +473,20 @@ struct snd_soc_dai_driver skl_dai[] = {
 	.name = "Alt Analog CPU DAI",
 	.ops = &hda_link_dai_ops,
 },
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_PROBES)
+{
+	.name = "Probe Extraction CPU DAI",
+	.compress_new = snd_soc_new_compress,
+	.cops = &sof_probe_compr_ops,
+	.capture = {
+		.stream_name = "Probe Extraction",
+		.channels_min = 1,
+		.channels_max = 8,
+		.rates = SNDRV_PCM_RATE_48000,
+		.rate_min = 48000,
+		.rate_max = 48000,
+	},
+},
+#endif
 #endif
 };
diff --git a/sound/soc/sof/intel/hda.h b/sound/soc/sof/intel/hda.h
index 9eb86311a34c..f107a5134028 100644
--- a/sound/soc/sof/intel/hda.h
+++ b/sound/soc/sof/intel/hda.h
@@ -354,7 +354,13 @@
 
 /* Number of DAIs */
 #if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA)
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_PROBES)
+#define SOF_SKL_NUM_DAIS		16
+#else
 #define SOF_SKL_NUM_DAIS		15
+#endif
+
 #else
 #define SOF_SKL_NUM_DAIS		8
 #endif
diff --git a/sound/soc/sof/pcm.c b/sound/soc/sof/pcm.c
index c3b1d2f7672f..701882edc62f 100644
--- a/sound/soc/sof/pcm.c
+++ b/sound/soc/sof/pcm.c
@@ -764,6 +764,15 @@ static void sof_pcm_remove(struct snd_soc_component *component)
 	snd_soc_tplg_component_remove(component, SND_SOC_TPLG_INDEX_ALL);
 }
 
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_PROBES)
+#include "compress.h"
+
+struct snd_compr_ops sof_compressed_ops = {
+	.copy		= sof_probe_compr_copy,
+};
+EXPORT_SYMBOL(sof_compressed_ops);
+#endif
+
 void snd_sof_new_platform_drv(struct snd_sof_dev *sdev)
 {
 	struct snd_soc_component_driver *pd = &sdev->plat_drv;
@@ -783,7 +792,7 @@ void snd_sof_new_platform_drv(struct snd_sof_dev *sdev)
 	pd->trigger = sof_pcm_trigger;
 	pd->pointer = sof_pcm_pointer;
 
-#if IS_ENABLED(CONFIG_SND_SOC_SOF_COMPRESS)
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_PROBES)
 	pd->compr_ops = &sof_compressed_ops;
 #endif
 	pd->pcm_construct = sof_pcm_new;
-- 
2.17.1

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