linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
To: broonie@kernel.org
Cc: vkoul@kernel.org, perex@perex.cz, tiwai@suse.com,
	lgirdwood@gmail.com, alsa-devel@alsa-project.org,
	linux-kernel@vger.kernel.org, ckeepax@opensource.cirrus.com,
	Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Subject: [RFC PATCH v2 4/6] ASoC: compress: add snd_soc_dai_compr_set_codec_params()
Date: Tue, 21 Jul 2020 18:00:05 +0100	[thread overview]
Message-ID: <20200721170007.4554-5-srinivas.kandagatla@linaro.org> (raw)
In-Reply-To: <20200721170007.4554-1-srinivas.kandagatla@linaro.org>

Add corresponding ASoC changes to support gapless playback of tracks
which have different codec profile with or without same decoder.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
 include/sound/soc-component.h |  3 +++
 include/sound/soc-dai.h       |  5 +++++
 sound/soc/soc-compress.c      | 30 ++++++++++++++++++++++++++++++
 sound/soc/soc-dai.c           | 14 ++++++++++++++
 4 files changed, 52 insertions(+)

diff --git a/include/sound/soc-component.h b/include/sound/soc-component.h
index 5663891148e3..1e69c54ed0b9 100644
--- a/include/sound/soc-component.h
+++ b/include/sound/soc-component.h
@@ -36,6 +36,9 @@ struct snd_compress_ops {
 	int (*get_params)(struct snd_soc_component *component,
 			  struct snd_compr_stream *stream,
 			  struct snd_codec *params);
+	int (*set_codec_params)(struct snd_soc_component *component,
+			  struct snd_compr_stream *stream,
+			  struct snd_codec *params);
 	int (*set_metadata)(struct snd_soc_component *component,
 			    struct snd_compr_stream *stream,
 			    struct snd_compr_metadata *metadata);
diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h
index 212257e84fac..526794ee555b 100644
--- a/include/sound/soc-dai.h
+++ b/include/sound/soc-dai.h
@@ -192,6 +192,9 @@ int snd_soc_dai_compr_trigger(struct snd_soc_dai *dai,
 int snd_soc_dai_compr_set_params(struct snd_soc_dai *dai,
 				 struct snd_compr_stream *cstream,
 				 struct snd_compr_params *params);
+int snd_soc_dai_compr_set_codec_params(struct snd_soc_dai *dai,
+				 struct snd_compr_stream *cstream,
+				 struct snd_codec *codec);
 int snd_soc_dai_compr_get_params(struct snd_soc_dai *dai,
 				 struct snd_compr_stream *cstream,
 				 struct snd_codec *params);
@@ -292,6 +295,8 @@ struct snd_soc_cdai_ops {
 			struct snd_soc_dai *);
 	int (*set_params)(struct snd_compr_stream *,
 			struct snd_compr_params *, struct snd_soc_dai *);
+	int (*set_codec_params)(struct snd_compr_stream *,
+			struct snd_codec *, struct snd_soc_dai *);
 	int (*get_params)(struct snd_compr_stream *,
 			struct snd_codec *, struct snd_soc_dai *);
 	int (*set_metadata)(struct snd_compr_stream *,
diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c
index 4984b6a2c370..e549e0197aca 100644
--- a/sound/soc/soc-compress.c
+++ b/sound/soc/soc-compress.c
@@ -518,6 +518,34 @@ static int soc_compr_set_params_fe(struct snd_compr_stream *cstream,
 	return ret;
 }
 
+static int soc_compr_set_codec_params(struct snd_compr_stream *cstream,
+				      struct snd_codec *codec)
+{
+	struct snd_soc_pcm_runtime *rtd = cstream->private_data;
+	struct snd_soc_component *component;
+	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+	int i, ret;
+
+	mutex_lock_nested(&rtd->card->pcm_mutex, rtd->card->pcm_subclass);
+
+	ret = snd_soc_dai_compr_set_codec_params(cpu_dai, cstream, codec);
+	if (ret < 0)
+		goto err;
+
+	for_each_rtd_components(rtd, i, component) {
+		if (!component->driver->compress_ops ||
+		    !component->driver->compress_ops->set_codec_params)
+			continue;
+
+		ret = component->driver->compress_ops->set_codec_params(component, cstream,
+								     codec);
+		break;
+	}
+err:
+	mutex_unlock(&rtd->card->pcm_mutex);
+	return ret;
+}
+
 static int soc_compr_get_params(struct snd_compr_stream *cstream,
 				struct snd_codec *params)
 {
@@ -728,6 +756,7 @@ static struct snd_compr_ops soc_compr_ops = {
 	.open		= soc_compr_open,
 	.free		= soc_compr_free,
 	.set_params	= soc_compr_set_params,
+	.set_codec_params = soc_compr_set_codec_params,
 	.set_metadata   = soc_compr_set_metadata,
 	.get_metadata	= soc_compr_get_metadata,
 	.get_params	= soc_compr_get_params,
@@ -744,6 +773,7 @@ static struct snd_compr_ops soc_compr_dyn_ops = {
 	.free		= soc_compr_free_fe,
 	.set_params	= soc_compr_set_params_fe,
 	.get_params	= soc_compr_get_params,
+	.set_codec_params = soc_compr_set_codec_params,
 	.set_metadata   = soc_compr_set_metadata,
 	.get_metadata	= soc_compr_get_metadata,
 	.trigger	= soc_compr_trigger_fe,
diff --git a/sound/soc/soc-dai.c b/sound/soc/soc-dai.c
index b05e18b63a1c..06481d0278b8 100644
--- a/sound/soc/soc-dai.c
+++ b/sound/soc/soc-dai.c
@@ -594,6 +594,20 @@ int snd_soc_dai_compr_get_params(struct snd_soc_dai *dai,
 }
 EXPORT_SYMBOL_GPL(snd_soc_dai_compr_get_params);
 
+int snd_soc_dai_compr_set_codec_params(struct snd_soc_dai *dai,
+					struct snd_compr_stream *cstream,
+					struct snd_codec *codec)
+{	int ret = 0;
+
+	if (dai->driver->cops &&
+	    dai->driver->cops->set_codec_params)
+		ret = dai->driver->cops->set_codec_params(cstream, codec, dai);
+
+	return soc_dai_ret(dai, ret);
+
+}
+EXPORT_SYMBOL_GPL(snd_soc_dai_compr_set_codec_params);
+
 int snd_soc_dai_compr_ack(struct snd_soc_dai *dai,
 			  struct snd_compr_stream *cstream,
 			  size_t bytes)
-- 
2.21.0


  parent reply	other threads:[~2020-07-21 17:03 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-21 17:00 [RFC PATCH v2 0/6] ALSA: compress: add support to change codec profile in gapless playback Srinivas Kandagatla
2020-07-21 17:00 ` [RFC PATCH v2 1/6] ALSA: compress: move codec parameter check to a function Srinivas Kandagatla
2020-07-21 19:56   ` Pierre-Louis Bossart
2020-07-21 17:00 ` [RFC PATCH v2 2/6] ALSA: compress: add new ioctl for setting codec parameters Srinivas Kandagatla
2020-07-21 20:05   ` Pierre-Louis Bossart
2020-07-22  8:59     ` Srinivas Kandagatla
2020-07-22 15:36       ` Pierre-Louis Bossart
2020-07-23  4:47         ` Vinod Koul
2020-07-23 13:17           ` Pierre-Louis Bossart
2020-07-21 17:00 ` [RFC PATCH v2 3/6] ALSA: compress: add flags to snd_compr_caps to expose dsp caps Srinivas Kandagatla
2020-07-21 17:00 ` Srinivas Kandagatla [this message]
2020-07-21 17:00 ` [RFC PATCH v2 5/6] ALSA: compress: bump the version Srinivas Kandagatla
2020-07-21 17:00 ` [RFC PATCH v2 6/6] ASoC: q6asm-dai: add support to set_codec_params Srinivas Kandagatla
2020-07-21 20:09   ` Pierre-Louis Bossart
2020-07-22  8:59     ` Srinivas Kandagatla
2020-07-22 14:04   ` Daniel Baluta
2020-07-23 12:38 ` [RFC PATCH v2 0/6] ALSA: compress: add support to change codec profile in gapless playback Takashi Iwai
2020-07-23 13:05   ` Vinod Koul
2020-07-23 13:17     ` Takashi Iwai
2020-07-23 15:56       ` Vinod Koul
2020-07-23 20:33         ` Takashi Iwai
2020-08-06 11:08           ` Vinod Koul
2020-08-06 16:28             ` Takashi Iwai

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20200721170007.4554-5-srinivas.kandagatla@linaro.org \
    --to=srinivas.kandagatla@linaro.org \
    --cc=alsa-devel@alsa-project.org \
    --cc=broonie@kernel.org \
    --cc=ckeepax@opensource.cirrus.com \
    --cc=lgirdwood@gmail.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=perex@perex.cz \
    --cc=tiwai@suse.com \
    --cc=vkoul@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).