328         struct snd_pcm_substream *substream;  member
425 static int build_via_table(struct viadev *dev, struct snd_pcm_substream *substream,  in build_via_table()  argument
430 	struct via82xx *chip = snd_pcm_substream_chip(substream);  in build_via_table()
465 			addr = snd_pcm_sgbuf_get_addr(substream, ofs);  in build_via_table()
467 			r = snd_pcm_sgbuf_get_chunk_size(substream, ofs, rest);  in build_via_table()
496 static int clean_via_table(struct viadev *dev, struct snd_pcm_substream *substream,  in clean_via_table()  argument
649 		if (viadev->substream && viadev->running) {  in snd_via686_interrupt()
661 			snd_pcm_period_elapsed(viadev->substream);  in snd_via686_interrupt()
687 		struct snd_pcm_substream *substream;  in snd_via8233_interrupt()  local
697 		substream = viadev->substream;  in snd_via8233_interrupt()
698 		if (substream && viadev->running) {  in snd_via8233_interrupt()
713 			snd_pcm_period_elapsed(substream);  in snd_via8233_interrupt()
732 static int snd_via82xx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)  in snd_via82xx_pcm_trigger()  argument
734 	struct via82xx *chip = snd_pcm_substream_chip(substream);  in snd_via82xx_pcm_trigger()
735 	struct viadev *viadev = substream->runtime->private_data;  in snd_via82xx_pcm_trigger()
837 static snd_pcm_uframes_t snd_via686_pcm_pointer(struct snd_pcm_substream *substream)  in snd_via686_pcm_pointer()  argument
839 	struct via82xx *chip = snd_pcm_substream_chip(substream);  in snd_via686_pcm_pointer()
840 	struct viadev *viadev = substream->runtime->private_data;  in snd_via686_pcm_pointer()
862 	return bytes_to_frames(substream->runtime, res);  in snd_via686_pcm_pointer()
868 static snd_pcm_uframes_t snd_via8233_pcm_pointer(struct snd_pcm_substream *substream)  in snd_via8233_pcm_pointer()  argument
870 	struct via82xx *chip = snd_pcm_substream_chip(substream);  in snd_via8233_pcm_pointer()
871 	struct viadev *viadev = substream->runtime->private_data;  in snd_via8233_pcm_pointer()
887 		snd_via82xx_pcm_trigger(substream, SNDRV_PCM_TRIGGER_START);  in snd_via8233_pcm_pointer()
921 	return bytes_to_frames(substream->runtime, res);  in snd_via8233_pcm_pointer()
929 static int snd_via82xx_hw_params(struct snd_pcm_substream *substream,  in snd_via82xx_hw_params()  argument
932 	struct via82xx *chip = snd_pcm_substream_chip(substream);  in snd_via82xx_hw_params()
933 	struct viadev *viadev = substream->runtime->private_data;  in snd_via82xx_hw_params()
936 	err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));  in snd_via82xx_hw_params()
939 	err = build_via_table(viadev, substream, chip->pci,  in snd_via82xx_hw_params()
952 static int snd_via82xx_hw_free(struct snd_pcm_substream *substream)  in snd_via82xx_hw_free()  argument
954 	struct via82xx *chip = snd_pcm_substream_chip(substream);  in snd_via82xx_hw_free()
955 	struct viadev *viadev = substream->runtime->private_data;  in snd_via82xx_hw_free()
957 	clean_via_table(viadev, substream, chip->pci);  in snd_via82xx_hw_free()
958 	snd_pcm_lib_free_pages(substream);  in snd_via82xx_hw_free()
991 static int snd_via686_playback_prepare(struct snd_pcm_substream *substream)  in snd_via686_playback_prepare()  argument
993 	struct via82xx *chip = snd_pcm_substream_chip(substream);  in snd_via686_playback_prepare()
994 	struct viadev *viadev = substream->runtime->private_data;  in snd_via686_playback_prepare()
995 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_via686_playback_prepare()
1003 static int snd_via686_capture_prepare(struct snd_pcm_substream *substream)  in snd_via686_capture_prepare()  argument
1005 	struct via82xx *chip = snd_pcm_substream_chip(substream);  in snd_via686_capture_prepare()
1006 	struct viadev *viadev = substream->runtime->private_data;  in snd_via686_capture_prepare()
1007 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_via686_capture_prepare()
1037 static int snd_via8233_playback_prepare(struct snd_pcm_substream *substream)  in snd_via8233_playback_prepare()  argument
1039 	struct via82xx *chip = snd_pcm_substream_chip(substream);  in snd_via8233_playback_prepare()
1040 	struct viadev *viadev = substream->runtime->private_data;  in snd_via8233_playback_prepare()
1041 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_via8233_playback_prepare()
1079 static int snd_via8233_multi_prepare(struct snd_pcm_substream *substream)  in snd_via8233_multi_prepare()  argument
1081 	struct via82xx *chip = snd_pcm_substream_chip(substream);  in snd_via8233_multi_prepare()
1082 	struct viadev *viadev = substream->runtime->private_data;  in snd_via8233_multi_prepare()
1083 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_via8233_multi_prepare()
1128 static int snd_via8233_capture_prepare(struct snd_pcm_substream *substream)  in snd_via8233_capture_prepare()  argument
1130 	struct via82xx *chip = snd_pcm_substream_chip(substream);  in snd_via8233_capture_prepare()
1131 	struct viadev *viadev = substream->runtime->private_data;  in snd_via8233_capture_prepare()
1132 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_via8233_capture_prepare()
1179 				struct snd_pcm_substream *substream)  in snd_via82xx_pcm_open()  argument
1181 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_via82xx_pcm_open()
1230 	viadev->substream = substream;  in snd_via82xx_pcm_open()
1239 static int snd_via686_playback_open(struct snd_pcm_substream *substream)  in snd_via686_playback_open()  argument
1241 	struct via82xx *chip = snd_pcm_substream_chip(substream);  in snd_via686_playback_open()
1242 	struct viadev *viadev = &chip->devs[chip->playback_devno + substream->number];  in snd_via686_playback_open()
1245 	if ((err = snd_via82xx_pcm_open(chip, viadev, substream)) < 0)  in snd_via686_playback_open()
1253 static int snd_via8233_playback_open(struct snd_pcm_substream *substream)  in snd_via8233_playback_open()  argument
1255 	struct via82xx *chip = snd_pcm_substream_chip(substream);  in snd_via8233_playback_open()
1260 	viadev = &chip->devs[chip->playback_devno + substream->number];  in snd_via8233_playback_open()
1261 	if ((err = snd_via82xx_pcm_open(chip, viadev, substream)) < 0)  in snd_via8233_playback_open()
1281 static int snd_via8233_multi_open(struct snd_pcm_substream *substream)  in snd_via8233_multi_open()  argument
1283 	struct via82xx *chip = snd_pcm_substream_chip(substream);  in snd_via8233_multi_open()
1298 	if ((err = snd_via82xx_pcm_open(chip, viadev, substream)) < 0)  in snd_via8233_multi_open()
1300 	substream->runtime->hw.channels_max = 6;  in snd_via8233_multi_open()
1302 		snd_pcm_hw_constraint_list(substream->runtime, 0,  in snd_via8233_multi_open()
1311 static int snd_via82xx_capture_open(struct snd_pcm_substream *substream)  in snd_via82xx_capture_open()  argument
1313 	struct via82xx *chip = snd_pcm_substream_chip(substream);  in snd_via82xx_capture_open()
1314 	struct viadev *viadev = &chip->devs[chip->capture_devno + substream->pcm->device];  in snd_via82xx_capture_open()
1316 	return snd_via82xx_pcm_open(chip, viadev, substream);  in snd_via82xx_capture_open()
1322 static int snd_via82xx_pcm_close(struct snd_pcm_substream *substream)  in snd_via82xx_pcm_close()  argument
1324 	struct via82xx *chip = snd_pcm_substream_chip(substream);  in snd_via82xx_pcm_close()
1325 	struct viadev *viadev = substream->runtime->private_data;  in snd_via82xx_pcm_close()
1347 	viadev->substream = NULL;  in snd_via82xx_pcm_close()
1351 static int snd_via8233_playback_close(struct snd_pcm_substream *substream)  in snd_via8233_playback_close()  argument
1353 	struct via82xx *chip = snd_pcm_substream_chip(substream);  in snd_via8233_playback_close()
1354 	struct viadev *viadev = substream->runtime->private_data;  in snd_via8233_playback_close()
1364 	return snd_via82xx_pcm_close(substream);  in snd_via8233_playback_close()