426 #define get_pcmhwdev(substream) (struct pcmhw *)(substream->runtime->private_data)  argument
1091 	struct snd_pcm_substream *substream[PLAYBACK_SUBSTREAMS + 1];  in riptide_handleirq()  local
1103 		substream[i] = chip->playback_substream[i];  in riptide_handleirq()
1104 	substream[i] = chip->capture_substream;  in riptide_handleirq()
1106 		if (substream[i] &&  in riptide_handleirq()
1107 		    (runtime = substream[i]->runtime) &&  in riptide_handleirq()
1147 					snd_pcm_period_elapsed(substream[i]);  in riptide_handleirq()
1358 					     *substream)  in snd_riptide_pointer()
1360 	struct snd_riptide *chip = snd_pcm_substream_chip(substream);  in snd_riptide_pointer()
1361 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_riptide_pointer()
1362 	struct pcmhw *data = get_pcmhwdev(substream);  in snd_riptide_pointer()
1391 static int snd_riptide_trigger(struct snd_pcm_substream *substream, int cmd)  in snd_riptide_trigger()  argument
1394 	struct snd_riptide *chip = snd_pcm_substream_chip(substream);  in snd_riptide_trigger()
1395 	struct pcmhw *data = get_pcmhwdev(substream);  in snd_riptide_trigger()
1453 static int snd_riptide_prepare(struct snd_pcm_substream *substream)  in snd_riptide_prepare()  argument
1455 	struct snd_riptide *chip = snd_pcm_substream_chip(substream);  in snd_riptide_prepare()
1456 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_riptide_prepare()
1457 	struct pcmhw *data = get_pcmhwdev(substream);  in snd_riptide_prepare()
1517 			addr = snd_pcm_sgbuf_get_addr(substream, ofs) + pt;  in snd_riptide_prepare()
1554 snd_riptide_hw_params(struct snd_pcm_substream *substream,  in snd_riptide_hw_params()  argument
1557 	struct snd_riptide *chip = snd_pcm_substream_chip(substream);  in snd_riptide_hw_params()
1558 	struct pcmhw *data = get_pcmhwdev(substream);  in snd_riptide_hw_params()
1576 	return snd_pcm_lib_malloc_pages(substream,  in snd_riptide_hw_params()
1580 static int snd_riptide_hw_free(struct snd_pcm_substream *substream)  in snd_riptide_hw_free()  argument
1582 	struct snd_riptide *chip = snd_pcm_substream_chip(substream);  in snd_riptide_hw_free()
1583 	struct pcmhw *data = get_pcmhwdev(substream);  in snd_riptide_hw_free()
1599 	return snd_pcm_lib_free_pages(substream);  in snd_riptide_hw_free()
1602 static int snd_riptide_playback_open(struct snd_pcm_substream *substream)  in snd_riptide_playback_open()  argument
1604 	struct snd_riptide *chip = snd_pcm_substream_chip(substream);  in snd_riptide_playback_open()
1605 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_riptide_playback_open()
1607 	int sub_num = substream->number;  in snd_riptide_playback_open()
1609 	chip->playback_substream[sub_num] = substream;  in snd_riptide_playback_open()
1626 static int snd_riptide_capture_open(struct snd_pcm_substream *substream)  in snd_riptide_capture_open()  argument
1628 	struct snd_riptide *chip = snd_pcm_substream_chip(substream);  in snd_riptide_capture_open()
1629 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_riptide_capture_open()
1632 	chip->capture_substream = substream;  in snd_riptide_capture_open()
1649 static int snd_riptide_playback_close(struct snd_pcm_substream *substream)  in snd_riptide_playback_close()  argument
1651 	struct snd_riptide *chip = snd_pcm_substream_chip(substream);  in snd_riptide_playback_close()
1652 	struct pcmhw *data = get_pcmhwdev(substream);  in snd_riptide_playback_close()
1653 	int sub_num = substream->number;  in snd_riptide_playback_close()
1655 	substream->runtime->private_data = NULL;  in snd_riptide_playback_close()
1661 static int snd_riptide_capture_close(struct snd_pcm_substream *substream)  in snd_riptide_capture_close()  argument
1663 	struct snd_riptide *chip = snd_pcm_substream_chip(substream);  in snd_riptide_capture_close()
1664 	struct pcmhw *data = get_pcmhwdev(substream);  in snd_riptide_capture_close()
1666 	substream->runtime->private_data = NULL;  in snd_riptide_capture_close()