75 	struct snd_pcm_substream *substream;  member
768 static int vc4_hdmi_audio_startup(struct snd_pcm_substream *substream,  in vc4_hdmi_audio_startup()  argument
776 	if (hdmi->audio.substream && hdmi->audio.substream != substream)  in vc4_hdmi_audio_startup()
779 	hdmi->audio.substream = substream;  in vc4_hdmi_audio_startup()
789 	ret = snd_pcm_hw_constraint_eld(substream->runtime,  in vc4_hdmi_audio_startup()
819 static void vc4_hdmi_audio_shutdown(struct snd_pcm_substream *substream,  in vc4_hdmi_audio_shutdown()  argument
824 	if (substream != hdmi->audio.substream)  in vc4_hdmi_audio_shutdown()
829 	hdmi->audio.substream = NULL;  in vc4_hdmi_audio_shutdown()
833 static int vc4_hdmi_audio_hw_params(struct snd_pcm_substream *substream,  in vc4_hdmi_audio_hw_params()  argument
845 	if (substream != hdmi->audio.substream)  in vc4_hdmi_audio_hw_params()
907 static int vc4_hdmi_audio_trigger(struct snd_pcm_substream *substream, int cmd,  in vc4_hdmi_audio_trigger()  argument