From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- drivers/media/pci/cobalt/cobalt-alsa.h | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 drivers/media/pci/cobalt/cobalt-alsa.h (limited to 'drivers/media/pci/cobalt/cobalt-alsa.h') diff --git a/drivers/media/pci/cobalt/cobalt-alsa.h b/drivers/media/pci/cobalt/cobalt-alsa.h new file mode 100644 index 000000000..bb7f156ad --- /dev/null +++ b/drivers/media/pci/cobalt/cobalt-alsa.h @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * ALSA interface to cobalt PCM capture streams + * + * Copyright 2014-2015 Cisco Systems, Inc. and/or its affiliates. + * All rights reserved. + */ + +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); -- cgit v1.2.3