ALSA: ice1724 - External clock item only for cards with SPDIF_IN

Append the external clock item to the clock list only if
the SPDIF_IN capability is defined in the SPDIF register.

Signed-off-by: Pavel Hofman <pavel.hofman@ivitera.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 6 insertions, 1 deletions

diff --git a/sound/pci/ice1712/ice1724.c b/sound/pci/ice1712/ice1724.c
index 4dc51246d1ae..9e18d3a3f038 100644
--- a/sound/pci/ice1712/ice1724.c
+++ b/sound/pci/ice1712/ice1724.c
@@ -1825,7 +1825,12 @@ static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,
         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
         uinfo->count = 1;
 
-        uinfo->value.enumerated.items = hw_rates_count + ice->ext_clock_count;
+        /* internal clocks */
+        uinfo->value.enumerated.items = hw_rates_count;
+        /* external clocks */
+        if (ice->force_rdma1 ||
+            (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN))
+                uinfo->value.enumerated.items += ice->ext_clock_count;
         /* upper limit - keep at top */
         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;