No one uses the following functions outside of soc-pcm.c
snd_soc_dpcm_can_be_free_stop()
snd_soc_dpcm_can_be_params()
snd_soc_dpcm_be_can_update()
In preparation for locking changes, move them to static functions and
remove the EXPORT_SYMBOL_GPL()
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
---
include/sound/soc-dpcm.h | 12 ------------
sound/soc/soc-pcm.c | 21 +++++++++++++++------
2 files changed, 15 insertions(+), 18 deletions(-)
diff --git a/include/sound/soc-dpcm.h b/include/sound/soc-dpcm.h
index 72d45ad47ee3..9c00118603e7 100644
--- a/include/sound/soc-dpcm.h
+++ b/include/sound/soc-dpcm.h
@@ -113,18 +113,6 @@ struct snd_soc_dpcm_runtime {
#define for_each_dpcm_be_rollback(fe, stream, _dpcm) \
list_for_each_entry_continue_reverse(_dpcm, &(fe)->dpcm[stream].be_clients, list_be)
-/* can this BE stop and free */
-int snd_soc_dpcm_can_be_free_stop(struct snd_soc_pcm_runtime *fe,
- struct snd_soc_pcm_runtime *be, int stream);
-
-/* can this BE perform a hw_params() */
-int snd_soc_dpcm_can_be_params(struct snd_soc_pcm_runtime *fe,
- struct snd_soc_pcm_runtime *be, int stream);
-
-/* is the current PCM operation for this BE ? */
-int snd_soc_dpcm_be_can_update(struct snd_soc_pcm_runtime *fe,
- struct snd_soc_pcm_runtime *be, int stream);
-
/* get the substream for this BE */
struct snd_pcm_substream *
snd_soc_dpcm_get_substream(struct snd_soc_pcm_runtime *be, int stream);
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index 2790379015ca..d428a8815d39 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -29,6 +29,18 @@
#define DPCM_MAX_BE_USERS 8
+/* can this BE stop and free */
+static int snd_soc_dpcm_can_be_free_stop(struct snd_soc_pcm_runtime *fe,
+ struct snd_soc_pcm_runtime *be, int stream);
+
+/* can this BE perform a hw_params() */
+static int snd_soc_dpcm_can_be_params(struct snd_soc_pcm_runtime *fe,
+ struct snd_soc_pcm_runtime *be, int stream);
+
+/* is the current PCM operation for this BE ? */
+static int snd_soc_dpcm_be_can_update(struct snd_soc_pcm_runtime *fe,
+ struct snd_soc_pcm_runtime *be, int stream);
+
static inline const char *soc_cpu_dai_name(struct snd_soc_pcm_runtime *rtd)
{
return (rtd)->num_cpus == 1 ? asoc_rtd_to_cpu(rtd, 0)->name : "multicpu";
@@ -2816,7 +2828,7 @@ int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num)
}
/* is the current PCM operation for this BE ? */
-int snd_soc_dpcm_be_can_update(struct snd_soc_pcm_runtime *fe,
+static int snd_soc_dpcm_be_can_update(struct snd_soc_pcm_runtime *fe,
struct snd_soc_pcm_runtime *be, int stream)
{
if ((fe->dpcm[stream].runtime_update == SND_SOC_DPCM_UPDATE_FE) ||
@@ -2825,7 +2837,6 @@ int snd_soc_dpcm_be_can_update(struct snd_soc_pcm_runtime *fe,
return 1;
return 0;
}
-EXPORT_SYMBOL_GPL(snd_soc_dpcm_be_can_update);
/* get the substream for this BE */
struct snd_pcm_substream *
@@ -2871,7 +2882,7 @@ static int snd_soc_dpcm_check_state(struct snd_soc_pcm_runtime *fe,
* We can only hw_free, stop, pause or suspend a BE DAI if any of it's FE
* are not running, paused or suspended for the specified stream direction.
*/
-int snd_soc_dpcm_can_be_free_stop(struct snd_soc_pcm_runtime *fe,
+static int snd_soc_dpcm_can_be_free_stop(struct snd_soc_pcm_runtime *fe,
struct snd_soc_pcm_runtime *be, int stream)
{
const enum snd_soc_dpcm_state state[] = {
@@ -2882,13 +2893,12 @@ int snd_soc_dpcm_can_be_free_stop(struct snd_soc_pcm_runtime *fe,
return snd_soc_dpcm_check_state(fe, be, stream, state, ARRAY_SIZE(state));
}
-EXPORT_SYMBOL_GPL(snd_soc_dpcm_can_be_free_stop);
/*
* We can only change hw params a BE DAI if any of it's FE are not prepared,
* running, paused or suspended for the specified stream direction.
*/
-int snd_soc_dpcm_can_be_params(struct snd_soc_pcm_runtime *fe,
+static int snd_soc_dpcm_can_be_params(struct snd_soc_pcm_runtime *fe,
struct snd_soc_pcm_runtime *be, int stream)
{
const enum snd_soc_dpcm_state state[] = {
@@ -2900,4 +2910,3 @@ int snd_soc_dpcm_can_be_params(struct snd_soc_pcm_runtime *fe,
return snd_soc_dpcm_check_state(fe, be, stream, state, ARRAY_SIZE(state));
}
-EXPORT_SYMBOL_GPL(snd_soc_dpcm_can_be_params);
--
2.25.1
