ALSA: asoc: core - add Digital Audio Interface (DAI) control functions.

This patch adds several functions for DAI control and config
and replaces the current method of calling function pointers within
the DAI struct.

Signed-off-by: Liam Girdwood <lg@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

1 files changed, 21 insertions, 0 deletions

diff --git a/include/sound/soc.h b/include/sound/soc.h
index 778e57e74dc8..1890d87c5204 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -256,6 +256,27 @@ int snd_soc_new_ac97_codec(struct snd_soc_codec *codec,
         struct snd_ac97_bus_ops *ops, int num);
 void snd_soc_free_ac97_codec(struct snd_soc_codec *codec);
 
+/* Digital Audio Interface clocking API.*/
+int snd_soc_dai_set_sysclk(struct snd_soc_dai *dai, int clk_id,
+        unsigned int freq, int dir);
+
+int snd_soc_dai_set_clkdiv(struct snd_soc_dai *dai,
+        int div_id, int div);
+
+int snd_soc_dai_set_pll(struct snd_soc_dai *dai,
+        int pll_id, unsigned int freq_in, unsigned int freq_out);
+
+/* Digital Audio interface formatting */
+int snd_soc_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt);
+
+int snd_soc_dai_set_tdm_slot(struct snd_soc_dai *dai,
+        unsigned int mask, int slots);
+
+int snd_soc_dai_set_tristate(struct snd_soc_dai *dai, int tristate);
+
+/* Digital Audio Interface mute */
+int snd_soc_dai_digital_mute(struct snd_soc_dai *dai, int mute);
+
 /*
  *Controls
  */