/* * ALSA interface to cobalt PCM capture streams * * Copyright 2014-2015 Cisco Systems, Inc. and/or its affiliates. * All rights reserved. * * This program is free software; you may redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; version 2 of the License. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ struct snd_card; struct snd_cobalt_card { struct cobalt_stream *s; struct snd_card *sc; unsigned int capture_transfer_done; unsigned int hwptr_done_capture; unsigned alsa_record_cnt; struct snd_pcm_substream *capture_pcm_substream; unsigned int pb_size; unsigned int pb_count; unsigned int pb_pos; unsigned pb_filled; bool alsa_pb_channel; unsigned alsa_playback_cnt; struct snd_pcm_substream *playback_pcm_substream; }; int cobalt_alsa_init(struct cobalt_stream *s); void cobalt_alsa_exit(struct cobalt_stream *s); |