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-rw-r--r--sound/soc/codecs/arizona.c6
-rw-r--r--sound/soc/codecs/arizona.h2
2 files changed, 8 insertions, 0 deletions
diff --git a/sound/soc/codecs/arizona.c b/sound/soc/codecs/arizona.c
index 500e6cb462d8..d49764388f1c 100644
--- a/sound/soc/codecs/arizona.c
+++ b/sound/soc/codecs/arizona.c
@@ -937,6 +937,9 @@ int arizona_set_fll(struct arizona_fll *fll, int source,
bool ena;
int ret;
+ if (fll->fref == Fref && fll->fout == Fout)
+ return 0;
+
ret = regmap_read(arizona->regmap, fll->base + 1, &reg);
if (ret != 0) {
arizona_fll_err(fll, "Failed to read current state: %d\n",
@@ -1014,6 +1017,9 @@ int arizona_set_fll(struct arizona_fll *fll, int source,
if (ret == 0)
arizona_fll_warn(fll, "Timed out waiting for lock\n");
+ fll->fref = Fref;
+ fll->fout = Fout;
+
return 0;
}
EXPORT_SYMBOL_GPL(arizona_set_fll);
diff --git a/sound/soc/codecs/arizona.h b/sound/soc/codecs/arizona.h
index f1c0ec924e3c..84c415d335bd 100644
--- a/sound/soc/codecs/arizona.h
+++ b/sound/soc/codecs/arizona.h
@@ -191,6 +191,8 @@ struct arizona_fll {
unsigned int vco_mult;
struct completion lock;
struct completion ok;
+ unsigned int fref;
+ unsigned int fout;
char lock_name[ARIZONA_FLL_NAME_LEN];
char clock_ok_name[ARIZONA_FLL_NAME_LEN];