ASoC: add for_each_dpcm_fe() macro

To be more readable code, this patch adds
new for_each_dpcm_fe() macro, and replace existing code to it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/include/sound/soc-dpcm.h b/include/sound/soc-dpcm.h
index 9bb92f1..f130de6 100644 (file)
--- a/include/sound/soc-dpcm.h
+++ b/include/sound/soc-dpcm.h
@@ -103,6 +103,9 @@ struct snd_soc_dpcm_runtime {
        int trigger_pending; /* trigger cmd + 1 if pending, 0 if not */
 };
 
+#define for_each_dpcm_fe(be, stream, dpcm)                             \
+       list_for_each_entry(dpcm, &(be)->dpcm[stream].fe_clients, list_fe)
+
 /* 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);

diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index 09d0f66..e791663 100644 (file)
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -1252,7 +1252,7 @@ static void dpcm_be_reparent(struct snd_soc_pcm_runtime *fe,
 
        be_substream = snd_soc_dpcm_get_substream(be, stream);
 
-       list_for_each_entry(dpcm, &be->dpcm[stream].fe_clients, list_fe) {
+       for_each_dpcm_fe(be, stream, dpcm) {
                if (dpcm->fe == fe)
                        continue;
 
@@ -3219,7 +3219,7 @@ int snd_soc_dpcm_can_be_free_stop(struct snd_soc_pcm_runtime *fe,
        struct snd_soc_dpcm *dpcm;
        int state;
 
-       list_for_each_entry(dpcm, &be->dpcm[stream].fe_clients, list_fe) {
+       for_each_dpcm_fe(be, stream, dpcm) {
 
                if (dpcm->fe == fe)
                        continue;
@@ -3246,7 +3246,7 @@ int snd_soc_dpcm_can_be_params(struct snd_soc_pcm_runtime *fe,
        struct snd_soc_dpcm *dpcm;
        int state;
 
-       list_for_each_entry(dpcm, &be->dpcm[stream].fe_clients, list_fe) {
+       for_each_dpcm_fe(be, stream, dpcm) {
 
                if (dpcm->fe == fe)
                        continue;