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authorLiam Girdwood <liam.r.girdwood@linux.intel.com>2017-06-29 16:22:24 +0300
committerMark Brown <broonie@kernel.org>2017-06-30 13:55:20 +0300
commit8a70b4544ef4f094cc2c52734e097cc358f56603 (patch)
tree04d56ebad7d18172ec047df97e9c8c601d1d45e6
parent2ea659a9ef488125eb46da6eb571de5eae5c43f6 (diff)
downloadlinux-8a70b4544ef4f094cc2c52734e097cc358f56603.tar.xz
ASoC: dapm: Add new widget type for constructing DAPM graphs on DSPs.
Add some DAPM widget types to better support the construction of DAPM graphs within DSPs. Signed-off-by: Liam Girdwood <liam.r.girdwood@linux.intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r--Documentation/sound/soc/dapm.rst18
-rw-r--r--include/sound/soc-dapm.h7
-rw-r--r--include/uapi/sound/asoc.h10
-rw-r--r--sound/soc/soc-topology.c8
4 files changed, 42 insertions, 1 deletions
diff --git a/Documentation/sound/soc/dapm.rst b/Documentation/sound/soc/dapm.rst
index a27f42befa4d..8e44107933ab 100644
--- a/Documentation/sound/soc/dapm.rst
+++ b/Documentation/sound/soc/dapm.rst
@@ -105,6 +105,24 @@ Pre
Special PRE widget (exec before all others)
Post
Special POST widget (exec after all others)
+Buffer
+ Inter widget audio data buffer within a DSP.
+Scheduler
+ DSP internal scheduler that schedules component/pipeline processing
+ work.
+Effect
+ Widget that performs an audio processing effect.
+SRC
+ Sample Rate Converter within DSP or CODEC
+ASRC
+ Asynchronous Sample Rate Converter within DSP or CODEC
+Encoder
+ Widget that encodes audio data from one format (usually PCM) to another
+ usually more compressed format.
+Decoder
+ Widget that decodes audio data from a compressed format to an
+ uncompressed format like PCM.
+
(Widgets are defined in include/sound/soc-dapm.h)
diff --git a/include/sound/soc-dapm.h b/include/sound/soc-dapm.h
index a466f4bdc835..344b96c206a3 100644
--- a/include/sound/soc-dapm.h
+++ b/include/sound/soc-dapm.h
@@ -510,6 +510,13 @@ enum snd_soc_dapm_type {
snd_soc_dapm_dai_out,
snd_soc_dapm_dai_link, /* link between two DAI structures */
snd_soc_dapm_kcontrol, /* Auto-disabled kcontrol */
+ snd_soc_dapm_buffer, /* DSP/CODEC internal buffer */
+ snd_soc_dapm_scheduler, /* DSP/CODEC internal scheduler */
+ snd_soc_dapm_effect, /* DSP/CODEC effect component */
+ snd_soc_dapm_src, /* DSP/CODEC SRC component */
+ snd_soc_dapm_asrc, /* DSP/CODEC ASRC component */
+ snd_soc_dapm_encoder, /* FW/SW audio encoder component */
+ snd_soc_dapm_decoder, /* FW/SW audio decoder component */
};
enum snd_soc_dapm_subclass {
diff --git a/include/uapi/sound/asoc.h b/include/uapi/sound/asoc.h
index 6702533c8bd8..78014ec56357 100644
--- a/include/uapi/sound/asoc.h
+++ b/include/uapi/sound/asoc.h
@@ -73,7 +73,15 @@
#define SND_SOC_TPLG_DAPM_DAI_IN 13
#define SND_SOC_TPLG_DAPM_DAI_OUT 14
#define SND_SOC_TPLG_DAPM_DAI_LINK 15
-#define SND_SOC_TPLG_DAPM_LAST SND_SOC_TPLG_DAPM_DAI_LINK
+#define SND_SOC_TPLG_DAPM_BUFFER 16
+#define SND_SOC_TPLG_DAPM_SCHEDULER 17
+#define SND_SOC_TPLG_DAPM_EFFECT 18
+#define SND_SOC_TPLG_DAPM_SIGGEN 19
+#define SND_SOC_TPLG_DAPM_SRC 20
+#define SND_SOC_TPLG_DAPM_ASRC 21
+#define SND_SOC_TPLG_DAPM_ENCODER 22
+#define SND_SOC_TPLG_DAPM_DECODER 23
+#define SND_SOC_TPLG_DAPM_LAST SND_SOC_TPLG_DAPM_DECODER
/* Header magic number and string sizes */
#define SND_SOC_TPLG_MAGIC 0x41536F43 /* ASoC */
diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c
index 002772e3ba2c..dd3a391476ae 100644
--- a/sound/soc/soc-topology.c
+++ b/sound/soc/soc-topology.c
@@ -242,6 +242,14 @@ static const struct soc_tplg_map dapm_map[] = {
{SND_SOC_TPLG_DAPM_DAI_IN, snd_soc_dapm_dai_in},
{SND_SOC_TPLG_DAPM_DAI_OUT, snd_soc_dapm_dai_out},
{SND_SOC_TPLG_DAPM_DAI_LINK, snd_soc_dapm_dai_link},
+ {SND_SOC_TPLG_DAPM_BUFFER, snd_soc_dapm_buffer},
+ {SND_SOC_TPLG_DAPM_SCHEDULER, snd_soc_dapm_scheduler},
+ {SND_SOC_TPLG_DAPM_EFFECT, snd_soc_dapm_effect},
+ {SND_SOC_TPLG_DAPM_SIGGEN, snd_soc_dapm_siggen},
+ {SND_SOC_TPLG_DAPM_SRC, snd_soc_dapm_src},
+ {SND_SOC_TPLG_DAPM_ASRC, snd_soc_dapm_asrc},
+ {SND_SOC_TPLG_DAPM_ENCODER, snd_soc_dapm_encoder},
+ {SND_SOC_TPLG_DAPM_DECODER, snd_soc_dapm_decoder},
};
static int tplc_chan_get_reg(struct soc_tplg *tplg,