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: [PATCH 08/11] ASoC: q6asm-dai: add next track metadata support
Date: Tue, 7 Jul 2020 17:36:38 +0100 [thread overview]
Message-ID: <20200707163641.17113-9-srinivas.kandagatla@linaro.org> (raw)
In-Reply-To: <20200707163641.17113-1-srinivas.kandagatla@linaro.org>
This patch adds support to metadata required to do a gapless playback.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
sound/soc/qcom/qdsp6/q6asm-dai.c | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/sound/soc/qcom/qdsp6/q6asm-dai.c b/sound/soc/qcom/qdsp6/q6asm-dai.c
index 8c214436a2c2..c0e1e84267bf 100644
--- a/sound/soc/qcom/qdsp6/q6asm-dai.c
+++ b/sound/soc/qcom/qdsp6/q6asm-dai.c
@@ -71,6 +71,8 @@ struct q6asm_dai_rtd {
uint32_t stream_id;
uint16_t session_id;
enum stream_state state;
+ uint32_t initial_samples_drop;
+ uint32_t trailing_samples_drop;
};
struct q6asm_dai_data {
@@ -868,6 +870,28 @@ static int q6asm_dai_compr_set_params(struct snd_soc_component *component,
return 0;
}
+static int q6asm_dai_compr_set_metadata(struct snd_compr_stream *stream,
+ struct snd_compr_metadata *metadata)
+{
+ struct snd_compr_runtime *runtime = stream->runtime;
+ struct q6asm_dai_rtd *prtd = runtime->private_data;
+ int ret = 0;
+
+ switch (metadata->key) {
+ case SNDRV_COMPRESS_ENCODER_PADDING:
+ prtd->trailing_samples_drop = metadata->value[0];
+ break;
+ case SNDRV_COMPRESS_ENCODER_DELAY:
+ prtd->initial_samples_drop = metadata->value[0];
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+
+ return ret;
+}
+
static int q6asm_dai_compr_trigger(struct snd_soc_component *component,
struct snd_compr_stream *stream, int cmd)
{
@@ -984,6 +1008,7 @@ static struct snd_compress_ops q6asm_dai_compress_ops = {
.open = q6asm_dai_compr_open,
.free = q6asm_dai_compr_free,
.set_params = q6asm_dai_compr_set_params,
+ .set_metadata = q6asm_dai_compr_set_metadata,
.pointer = q6asm_dai_compr_pointer,
.trigger = q6asm_dai_compr_trigger,
.get_caps = q6asm_dai_compr_get_caps,
--
2.21.0
next prev parent reply other threads:[~2020-07-07 16:37 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-07 16:36 [PATCH 00/11] ASoC: qdsp6: add gapless compressed audio support Srinivas Kandagatla
2020-07-07 16:36 ` [PATCH 01/11] ASoC: q6asm: add command opcode to timeout error report Srinivas Kandagatla
2020-07-07 16:36 ` [PATCH 02/11] ASoC: q6asm: rename misleading session id variable Srinivas Kandagatla
2020-07-07 16:36 ` [PATCH 03/11] ASoC: q6asm: make commands specific to streams Srinivas Kandagatla
2020-07-07 16:52 ` Pierre-Louis Bossart
2020-07-08 9:44 ` Srinivas Kandagatla
2020-07-08 13:13 ` Mark Brown
2020-07-08 15:26 ` Srinivas Kandagatla
2020-07-07 16:36 ` [PATCH 04/11] ASoC: q6asm: use flags directly from asm-dai Srinivas Kandagatla
2020-07-07 16:36 ` [PATCH 05/11] ASoC: q6asm: add length to write command token Srinivas Kandagatla
2020-07-07 16:36 ` [PATCH 06/11] ASoC: q6asm: add support to remove intial and trailing silence Srinivas Kandagatla
2020-07-07 16:55 ` Pierre-Louis Bossart
2020-07-08 9:44 ` Srinivas Kandagatla
2020-07-07 16:36 ` [PATCH 07/11] ASoC: q6asm: add support to gapless flag in asm open Srinivas Kandagatla
2020-07-07 16:57 ` Pierre-Louis Bossart
2020-07-08 9:44 ` Srinivas Kandagatla
2020-07-07 16:36 ` Srinivas Kandagatla [this message]
2020-07-07 16:36 ` [PATCH 09/11] ASoC: qdsp6: use dev_err instead of pr_err Srinivas Kandagatla
2020-07-07 16:36 ` [PATCH 10/11] ASoC: qdsp6-dai: add gapless support Srinivas Kandagatla
2020-07-07 17:07 ` Pierre-Louis Bossart
2020-07-08 9:44 ` Srinivas Kandagatla
2020-07-08 13:32 ` Pierre-Louis Bossart
2020-07-08 13:42 ` Mark Brown
2020-07-08 15:23 ` Srinivas Kandagatla
2020-07-08 16:58 ` Pierre-Louis Bossart
2020-07-07 16:36 ` [PATCH 11/11] ASoC: q6asm-dai: add support to copy callback Srinivas Kandagatla
2020-07-08 13:32 ` [PATCH 00/11] ASoC: qdsp6: add gapless compressed audio support Mark Brown
2020-07-08 15:24 ` Srinivas Kandagatla
2020-07-08 16:59 ` Mark Brown
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