309 	struct snd_pcm_substream *substream;  in davinci_mcasp_tx_irq_handler()  local
319 		substream = mcasp->substreams[SNDRV_PCM_STREAM_PLAYBACK];  in davinci_mcasp_tx_irq_handler()
320 		if (substream) {  in davinci_mcasp_tx_irq_handler()
321 			snd_pcm_stream_lock_irq(substream);  in davinci_mcasp_tx_irq_handler()
322 			if (snd_pcm_running(substream))  in davinci_mcasp_tx_irq_handler()
323 				snd_pcm_stop(substream, SNDRV_PCM_STATE_XRUN);  in davinci_mcasp_tx_irq_handler()
324 			snd_pcm_stream_unlock_irq(substream);  in davinci_mcasp_tx_irq_handler()
344 	struct snd_pcm_substream *substream;  in davinci_mcasp_rx_irq_handler()  local
354 		substream = mcasp->substreams[SNDRV_PCM_STREAM_CAPTURE];  in davinci_mcasp_rx_irq_handler()
355 		if (substream) {  in davinci_mcasp_rx_irq_handler()
356 			snd_pcm_stream_lock_irq(substream);  in davinci_mcasp_rx_irq_handler()
357 			if (snd_pcm_running(substream))  in davinci_mcasp_rx_irq_handler()
358 				snd_pcm_stop(substream, SNDRV_PCM_STATE_XRUN);  in davinci_mcasp_rx_irq_handler()
359 			snd_pcm_stream_unlock_irq(substream);  in davinci_mcasp_rx_irq_handler()
903 static int davinci_mcasp_hw_params(struct snd_pcm_substream *substream,  in davinci_mcasp_hw_params()  argument
935 	ret = mcasp_common_hw_param(mcasp, substream->stream,  in davinci_mcasp_hw_params()
943 		ret = mcasp_i2s_hw_param(mcasp, substream->stream,  in davinci_mcasp_hw_params()
988 static int davinci_mcasp_trigger(struct snd_pcm_substream *substream,  in davinci_mcasp_trigger()  argument
998 		davinci_mcasp_start(mcasp, substream->stream);  in davinci_mcasp_trigger()
1003 		davinci_mcasp_stop(mcasp, substream->stream);  in davinci_mcasp_trigger()
1127 static int davinci_mcasp_startup(struct snd_pcm_substream *substream,  in davinci_mcasp_startup()  argument
1132 					&mcasp->ruledata[substream->stream];  in davinci_mcasp_startup()
1136 	mcasp->substreams[substream->stream] = substream;  in davinci_mcasp_startup()
1145 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in davinci_mcasp_startup()
1166 	snd_pcm_hw_constraint_minmax(substream->runtime,  in davinci_mcasp_startup()
1179 		ret = snd_pcm_hw_rule_add(substream->runtime, 0,  in davinci_mcasp_startup()
1187 		ret = snd_pcm_hw_rule_add(substream->runtime, 0,  in davinci_mcasp_startup()
1195 		ret = snd_pcm_hw_rule_add(substream->runtime, 0,  in davinci_mcasp_startup()
1208 static void davinci_mcasp_shutdown(struct snd_pcm_substream *substream,  in davinci_mcasp_shutdown()  argument
1213 	mcasp->substreams[substream->stream] = NULL;  in davinci_mcasp_shutdown()