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Diffstat (limited to 'sound/soc/codecs/arizona.h')
-rw-r--r--sound/soc/codecs/arizona.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/sound/soc/codecs/arizona.h b/sound/soc/codecs/arizona.h
index bacc296a7d72..84e119a56515 100644
--- a/sound/soc/codecs/arizona.h
+++ b/sound/soc/codecs/arizona.h
@@ -60,6 +60,9 @@
#define ARIZONA_MAX_DAI 6
#define ARIZONA_MAX_ADSP 4
+#define ARIZONA_DVFS_SR1_RQ 0x001
+#define ARIZONA_DVFS_ADSP1_RQ 0x100
+
struct arizona;
struct wm_adsp;
@@ -84,6 +87,10 @@ struct arizona_priv {
unsigned int spk_ena:2;
unsigned int spk_ena_pending:1;
+
+ unsigned int dvfs_reqs;
+ struct mutex dvfs_lock;
+ bool dvfs_cached;
};
#define ARIZONA_NUM_MIXER_INPUTS 103
@@ -245,6 +252,12 @@ struct arizona_fll {
char clock_ok_name[ARIZONA_FLL_NAME_LEN];
};
+extern int arizona_dvfs_up(struct snd_soc_codec *codec, unsigned int flags);
+extern int arizona_dvfs_down(struct snd_soc_codec *codec, unsigned int flags);
+extern int arizona_dvfs_sysclk_ev(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event);
+extern void arizona_init_dvfs(struct arizona_priv *priv);
+
extern int arizona_init_fll(struct arizona *arizona, int id, int base,
int lock_irq, int ok_irq, struct arizona_fll *fll);
extern int arizona_set_fll_refclk(struct arizona_fll *fll, int source,