mutex_unlock(&dapm->card->dapm_mutex);
 }
 
+/* bypass */
+int snd_soc_pcm_lib_ioctl(struct snd_soc_component *component,
+                         struct snd_pcm_substream *substream,
+                         unsigned int cmd, void *arg);
+
 #include <sound/soc-component.h>
 
 #endif
 
 
 #endif
 
+/*
+ * This is glue code between snd_pcm_lib_ioctl() and
+ * snd_soc_component_driver :: ioctl
+ */
+int snd_soc_pcm_lib_ioctl(struct snd_soc_component *component,
+                         struct snd_pcm_substream *substream,
+                         unsigned int cmd, void *arg)
+{
+       return snd_pcm_lib_ioctl(substream, cmd, arg);
+}
+EXPORT_SYMBOL_GPL(snd_soc_pcm_lib_ioctl);
+
 static int snd_soc_rtdcom_add(struct snd_soc_pcm_runtime *rtd,
                              struct snd_soc_component *component)
 {