128 	struct snd_pcm_substream *substream;  member
279 	struct snd_pcm_substream *substream;  in snd_dw_hdmi_irq()  local
288 	substream = dw->substream;  in snd_dw_hdmi_irq()
289 	if (stat & HDMI_IH_AHBDMAAUD_STAT0_DONE && substream) {  in snd_dw_hdmi_irq()
290 		snd_pcm_period_elapsed(substream);  in snd_dw_hdmi_irq()
293 		if (dw->substream)  in snd_dw_hdmi_irq()
325 static int dw_hdmi_open(struct snd_pcm_substream *substream)  in dw_hdmi_open()  argument
327 	struct snd_pcm_runtime *runtime = substream->runtime;  in dw_hdmi_open()
328 	struct snd_dw_hdmi *dw = substream->private_data;  in dw_hdmi_open()
350 					   0, substream->dma_buffer.bytes);  in dw_hdmi_open()
379 static int dw_hdmi_close(struct snd_pcm_substream *substream)  in dw_hdmi_close()  argument
381 	struct snd_dw_hdmi *dw = substream->private_data;  in dw_hdmi_close()
392 static int dw_hdmi_hw_free(struct snd_pcm_substream *substream)  in dw_hdmi_hw_free()  argument
394 	return snd_pcm_lib_free_vmalloc_buffer(substream);  in dw_hdmi_hw_free()
397 static int dw_hdmi_hw_params(struct snd_pcm_substream *substream,  in dw_hdmi_hw_params()  argument
401 	return snd_pcm_lib_alloc_vmalloc_buffer(substream,  in dw_hdmi_hw_params()
405 static int dw_hdmi_prepare(struct snd_pcm_substream *substream)  in dw_hdmi_prepare()  argument
407 	struct snd_pcm_runtime *runtime = substream->runtime;  in dw_hdmi_prepare()
408 	struct snd_dw_hdmi *dw = substream->private_data;  in dw_hdmi_prepare()
467 	dw->buf_dst  = substream->dma_buffer.area;  in dw_hdmi_prepare()
468 	dw->buf_addr = substream->dma_buffer.addr;  in dw_hdmi_prepare()
469 	dw->buf_period = snd_pcm_lib_period_bytes(substream);  in dw_hdmi_prepare()
470 	dw->buf_size = snd_pcm_lib_buffer_bytes(substream);  in dw_hdmi_prepare()
475 static int dw_hdmi_trigger(struct snd_pcm_substream *substream, int cmd)  in dw_hdmi_trigger()  argument
477 	struct snd_dw_hdmi *dw = substream->private_data;  in dw_hdmi_trigger()
485 		dw->substream = substream;  in dw_hdmi_trigger()
489 		substream->runtime->delay = substream->runtime->period_size;  in dw_hdmi_trigger()
494 		dw->substream = NULL;  in dw_hdmi_trigger()
508 static snd_pcm_uframes_t dw_hdmi_pointer(struct snd_pcm_substream *substream)  in dw_hdmi_pointer()  argument
510 	struct snd_pcm_runtime *runtime = substream->runtime;  in dw_hdmi_pointer()
511 	struct snd_dw_hdmi *dw = substream->private_data;  in dw_hdmi_pointer()