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From: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
To: <alsa-devel@alsa-project.org>, <linux-kernel@vger.kernel.org>
Cc: <perex@perex.cz>, <tiwai@suse.com>,
	<pierre-louis.bossart@linux.intel.com>, <broonie@kernel.org>,
	<joe@perches.com>, <lgirdwood@gmail.com>, <lars@metafoo.de>,
	<kuninori.morimoto.gx@renesas.com>, <nicolas.ferre@microchip.com>,
	<Cristian.Birsan@microchip.com>,
	Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
Subject: [RFC PATCH 2/6] ALSA: pcm: Export constraints initialization functions
Date: Wed, 19 May 2021 13:48:38 +0300	[thread overview]
Message-ID: <20210519104842.977895-3-codrin.ciubotariu@microchip.com> (raw)
In-Reply-To: <20210519104842.977895-1-codrin.ciubotariu@microchip.com>

Export the functions needed to initialize the constraints. These functions
will be used in soc-pcm to initialize the BE constraints.

Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
---
 include/sound/pcm.h     | 3 +++
 sound/core/pcm_native.c | 6 ++++--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index 025b4d2ba0fe..2907ed2b937f 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -1021,6 +1021,9 @@ int snd_pcm_hw_rule_add(struct snd_pcm_runtime *runtime,
 			snd_pcm_hw_rule_func_t func, void *private,
 			int dep, ...);
 
+int snd_pcm_hw_constraints_init(struct snd_pcm_substream *substream);
+int snd_pcm_hw_constraints_complete(struct snd_pcm_substream *substream);
+
 /**
  * snd_pcm_hw_constraint_single() - Constrain parameter to a single value
  * @runtime: PCM runtime instance
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 8dbe86cf2e4f..54e0eab2a57e 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -2400,7 +2400,7 @@ static int snd_pcm_hw_rule_buffer_bytes_max(struct snd_pcm_hw_params *params,
 	return snd_interval_refine(hw_param_interval(params, rule->var), &t);
 }		
 
-static int snd_pcm_hw_constraints_init(struct snd_pcm_substream *substream)
+int snd_pcm_hw_constraints_init(struct snd_pcm_substream *substream)
 {
 	struct snd_pcm_runtime *runtime = substream->runtime;
 	struct snd_pcm_hw_constraints *constrs = &runtime->hw_constraints;
@@ -2523,8 +2523,9 @@ static int snd_pcm_hw_constraints_init(struct snd_pcm_substream *substream)
 		return err;
 	return 0;
 }
+EXPORT_SYMBOL(snd_pcm_hw_constraints_init);
 
-static int snd_pcm_hw_constraints_complete(struct snd_pcm_substream *substream)
+int snd_pcm_hw_constraints_complete(struct snd_pcm_substream *substream)
 {
 	struct snd_pcm_runtime *runtime = substream->runtime;
 	struct snd_pcm_hardware *hw = &runtime->hw;
@@ -2607,6 +2608,7 @@ static int snd_pcm_hw_constraints_complete(struct snd_pcm_substream *substream)
 
 	return 0;
 }
+EXPORT_SYMBOL(snd_pcm_hw_constraints_complete);
 
 static void pcm_release_private(struct snd_pcm_substream *substream)
 {
-- 
2.27.0


  parent reply	other threads:[~2021-05-19 10:49 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-19 10:48 [RFC PATCH 0/6] soc-pcm: Add separate snd_pcm_runtime for BEs Codrin Ciubotariu
2021-05-19 10:48 ` [RFC PATCH 1/6] ALSA: core: pcm: Create helpers to allocate/free struct snd_pcm_runtime Codrin Ciubotariu
2021-05-19 10:48 ` Codrin Ciubotariu [this message]
2021-05-19 10:48 ` [RFC PATCH 3/6] ALSA: pcm: Check for substream->ops before substream->ops->mmap Codrin Ciubotariu
2021-05-19 10:48 ` [RFC PATCH 4/6] ALSA: pcm: Create function for snd_pcm_runtime initialization Codrin Ciubotariu
2021-05-19 10:48 ` [RFC PATCH 5/6] ASoC: soc-pcm: Create new snd_pcm_runtime for BE DAIs Codrin Ciubotariu
2021-05-19 10:48 ` [RFC PATCH 6/6] ASoC: dmaengine: Allocate buffer if substream is unmanaged Codrin Ciubotariu
2021-05-19 14:15 ` [RFC PATCH 0/6] soc-pcm: Add separate snd_pcm_runtime for BEs Takashi Iwai
2021-05-19 15:08   ` Codrin.Ciubotariu
2021-05-19 15:41     ` Takashi Iwai
2021-05-20 13:59       ` Codrin.Ciubotariu
2021-05-21 14:26         ` Takashi Iwai
2021-05-24 19:33           ` Codrin.Ciubotariu

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