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Diffstat (limited to 'sound/soc/codecs/wm_hubs.c')
-rw-r--r--sound/soc/codecs/wm_hubs.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/sound/soc/codecs/wm_hubs.c b/sound/soc/codecs/wm_hubs.c
index 867ae97ddcec..f5d81b948759 100644
--- a/sound/soc/codecs/wm_hubs.c
+++ b/sound/soc/codecs/wm_hubs.c
@@ -199,11 +199,12 @@ static void wm_hubs_dcs_cache_set(struct snd_soc_codec *codec, u16 dcs_cfg)
list_add_tail(&cache->list, &hubs->dcs_cache);
}
-static void wm_hubs_read_dc_servo(struct snd_soc_codec *codec,
+static int wm_hubs_read_dc_servo(struct snd_soc_codec *codec,
u16 *reg_l, u16 *reg_r)
{
struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
u16 dcs_reg, reg;
+ int ret = 0;
switch (hubs->dcs_readback_mode) {
case 2:
@@ -236,8 +237,9 @@ static void wm_hubs_read_dc_servo(struct snd_soc_codec *codec,
break;
default:
WARN(1, "Unknown DCS readback method\n");
- return;
+ ret = -1;
}
+ return ret;
}
/*
@@ -286,7 +288,8 @@ static void enable_dc_servo(struct snd_soc_codec *codec)
WM8993_DCS_TRIG_STARTUP_1);
}
- wm_hubs_read_dc_servo(codec, &reg_l, &reg_r);
+ if (wm_hubs_read_dc_servo(codec, &reg_l, &reg_r) < 0)
+ return;
dev_dbg(codec->dev, "DCS input: %x %x\n", reg_l, reg_r);
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