diff options
| -rw-r--r-- | sound/soc/codecs/cs42l42.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sound/soc/codecs/cs42l42.c b/sound/soc/codecs/cs42l42.c index 9a463ab54bdd..cdcb6d81d900 100644 --- a/sound/soc/codecs/cs42l42.c +++ b/sound/soc/codecs/cs42l42.c @@ -618,6 +618,14 @@ static int cs42l42_pll_config(struct snd_soc_component *component) else clk = cs42l42->sclk; + /* Don't reconfigure if there is an audio stream running */ + if (cs42l42->stream_use) { + if (pll_ratio_table[cs42l42->pll_config].sclk == clk) + return 0; + else + return -EBUSY; + } + for (i = 0; i < ARRAY_SIZE(pll_ratio_table); i++) { if (pll_ratio_table[i].sclk == clk) { cs42l42->pll_config = i; |