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V4L/DVB: cx18-alsa: Add non-working cx18-alsa-pcm.[ch] files to avoid…
… data loss Signed-off-by: Andy Walls <awalls@radix.net> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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Feb 26, 2010
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,115 @@ | ||
| /* | ||
| * 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 | ||
| */ | ||
|
|
||
| #include <linux/init.h> | ||
| #include <linux/kernel.h> | ||
|
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| #include <media/v4l2-device.h> | ||
|
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| #include <sound/core.h> | ||
| #include <sound/pcm.h> | ||
|
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| #include "cx18-driver.h" | ||
| #include "cx18-alsa.h" | ||
|
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| static int snd_cx18_pcm_capture_open(struct snd_pcm_substream *substream) | ||
| { | ||
| struct snd_cx18_card *cxsc = snd_pcm_substream_chip(substream); | ||
| struct snd_pcm_runtime *runtime = substream->runtime; | ||
| struct v4l2_device *v4l2_dev = cxsc->v4l2_dev; | ||
| struct snd_card *sc = cxsc->sc; | ||
| struct cx18 *cx = to_cx18(v4l2_dev); | ||
| return 0; | ||
| } | ||
|
|
||
| static int snd_cx18_pcm_capture_close(struct snd_pcm_substream *substream) | ||
| { | ||
| return 0; | ||
| } | ||
|
|
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| static int snd_cx18_pcm_ioctl(struct snd_pcm_substream *substream, | ||
| unsigned int cmd, void *arg) | ||
| { | ||
| return snd_pcm_lib_ioctl(substream, cmd, arg); | ||
| } | ||
|
|
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| static int snd_cx18_pcm_hw_params(struct snd_pcm_substream *substream, | ||
| struct snd_pcm_hw_params *params) | ||
| { | ||
| return 0; | ||
| } | ||
|
|
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| static int snd_cx18_pcm_hw_free(struct snd_pcm_substream *substream) | ||
| { | ||
| return 0; | ||
| } | ||
|
|
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| static int snd_cx18_pcm_prepare(struct snd_pcm_substream *substream) | ||
| { | ||
| return 0; | ||
| } | ||
|
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| static int snd_cx18_pcm_trigger(struct snd_pcm_substream *substream, int cmd) | ||
| { | ||
| return 0; | ||
| } | ||
|
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| static | ||
| snd_pcm_uframes_t snd_cx18_pcm_pointer(struct snd_pcm_substream *substream) | ||
| { | ||
| return 0; | ||
| } | ||
|
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| static struct snd_pcm_ops snd_cx18_pcm_capture_ops = { | ||
| .open = snd_cx18_pcm_capture_open, | ||
| .close = snd_cx18_pcm_capture_close, | ||
| .ioctl = snd_cx18_pcm_ioctl, | ||
| .hw_params = snd_cx18_pcm_hw_params, | ||
| .hw_free = snd_cx18_pcm_hw_free, | ||
| .prepare = snd_cx18_pcm_prepare, | ||
| .trigger = snd_cx18_pcm_trigger, | ||
| .pointer = snd_cx18_pcm_pointer, | ||
| }; | ||
|
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| int __init snd_cx18_pcm_create(struct snd_cx18_card *cxsc) | ||
| { | ||
| struct snd_pcm *sp; | ||
| struct snd_card *sc = cxsc->sc; | ||
| struct v4l2_device *v4l2_dev = cxsc->v4l2_dev; | ||
| struct cx18 *cx = to_cx18(v4l2_dev); | ||
| int ret; | ||
|
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||
| ret = snd_pcm_new(sc, "CX23418 PCM", | ||
| 0, /* PCM device 0, the only one for this card */ | ||
| 0, /* 0 playback substreams */ | ||
| 1, /* 1 capture substream */ | ||
| &sp); | ||
| if (ret) { | ||
| CX18_ALSA_ERR("%s: snd_cx18_pcm_create() failed with err %d\n", | ||
| __func__, ret); | ||
| goto err_exit; | ||
| } | ||
| return 0; | ||
|
|
||
| err_exit: | ||
| return ret; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,23 @@ | ||
| /* | ||
| * 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); |