linux/drivers/media/video/cx18/cx18-alsa-pcm.h
Devin Heitmueller 9972de9042 V4L/DVB: cx18: overhaul ALSA PCM device handling so it works
Add code so that the PCM ALSA device actually works, and update the
cx18-streams mechanism so that it passes the data off to the cx18-alsa module.

This work was sponsored by ONELAN Limited.

Signed-off-by: Devin Heitmueller <dheitmueller@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26 15:10:43 -03:00

28 lines
1.1 KiB
C

/*
* ALSA PCM device for the
* ALSA interface to cx18 PCM capture streams
*
* Copyright (C) 2009 Andy Walls <awalls@radix.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
* 02111-1307 USA
*/
int __init snd_cx18_pcm_create(struct snd_cx18_card *cxsc);
/* Used by cx18-mailbox to announce the PCM data to the module */
void cx18_alsa_announce_pcm_data(struct snd_cx18_card *card, u8 *pcm_data,
size_t num_bytes);