162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */
262306a36Sopenharmony_ci/*
362306a36Sopenharmony_ci *  ALSA interface to cobalt PCM capture streams
462306a36Sopenharmony_ci *
562306a36Sopenharmony_ci *  Copyright 2014-2015 Cisco Systems, Inc. and/or its affiliates.
662306a36Sopenharmony_ci *  All rights reserved.
762306a36Sopenharmony_ci */
862306a36Sopenharmony_ci
962306a36Sopenharmony_cistruct snd_card;
1062306a36Sopenharmony_ci
1162306a36Sopenharmony_cistruct snd_cobalt_card {
1262306a36Sopenharmony_ci	struct cobalt_stream *s;
1362306a36Sopenharmony_ci	struct snd_card *sc;
1462306a36Sopenharmony_ci	unsigned int capture_transfer_done;
1562306a36Sopenharmony_ci	unsigned int hwptr_done_capture;
1662306a36Sopenharmony_ci	unsigned alsa_record_cnt;
1762306a36Sopenharmony_ci	struct snd_pcm_substream *capture_pcm_substream;
1862306a36Sopenharmony_ci
1962306a36Sopenharmony_ci	unsigned int pb_size;
2062306a36Sopenharmony_ci	unsigned int pb_count;
2162306a36Sopenharmony_ci	unsigned int pb_pos;
2262306a36Sopenharmony_ci	unsigned pb_filled;
2362306a36Sopenharmony_ci	bool alsa_pb_channel;
2462306a36Sopenharmony_ci	unsigned alsa_playback_cnt;
2562306a36Sopenharmony_ci	struct snd_pcm_substream *playback_pcm_substream;
2662306a36Sopenharmony_ci};
2762306a36Sopenharmony_ci
2862306a36Sopenharmony_ciint cobalt_alsa_init(struct cobalt_stream *s);
2962306a36Sopenharmony_civoid cobalt_alsa_exit(struct cobalt_stream *s);
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