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Fixed MTP to work with TWRP

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awab228 2018-06-19 23:16:04 +02:00
commit f6dfaef42e
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75
drivers/media/pci/ivtv/ivtv-alsa.h Normal file
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/*
* ALSA interface to ivtv PCM capture streams
*
* Copyright (C) 2009,2012 Andy Walls <awalls@md.metrocast.net>
* Copyright (C) 2009 Devin Heitmueller <dheitmueller@kernellabs.com>
*
* 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
*/
struct snd_card;
struct snd_ivtv_card {
struct v4l2_device *v4l2_dev;
struct snd_card *sc;
unsigned int capture_transfer_done;
unsigned int hwptr_done_capture;
struct snd_pcm_substream *capture_pcm_substream;
spinlock_t slock;
};
extern int ivtv_alsa_debug;
/*
* File operations that manipulate the encoder or video or audio subdevices
* need to be serialized. Use the same lock we use for v4l2 file ops.
*/
static inline void snd_ivtv_lock(struct snd_ivtv_card *itvsc)
{
struct ivtv *itv = to_ivtv(itvsc->v4l2_dev);
mutex_lock(&itv->serialize_lock);
}
static inline void snd_ivtv_unlock(struct snd_ivtv_card *itvsc)
{
struct ivtv *itv = to_ivtv(itvsc->v4l2_dev);
mutex_unlock(&itv->serialize_lock);
}
#define IVTV_ALSA_DBGFLG_WARN (1 << 0)
#define IVTV_ALSA_DBGFLG_INFO (1 << 1)
#define IVTV_ALSA_DEBUG(x, type, fmt, args...) \
do { \
if ((x) & ivtv_alsa_debug) \
pr_info("%s-alsa: " type ": " fmt, \
v4l2_dev->name , ## args); \
} while (0)
#define IVTV_ALSA_DEBUG_WARN(fmt, args...) \
IVTV_ALSA_DEBUG(IVTV_ALSA_DBGFLG_WARN, "warning", fmt , ## args)
#define IVTV_ALSA_DEBUG_INFO(fmt, args...) \
IVTV_ALSA_DEBUG(IVTV_ALSA_DBGFLG_INFO, "info", fmt , ## args)
#define IVTV_ALSA_ERR(fmt, args...) \
pr_err("%s-alsa: " fmt, v4l2_dev->name , ## args)
#define IVTV_ALSA_WARN(fmt, args...) \
pr_warn("%s-alsa: " fmt, v4l2_dev->name , ## args)
#define IVTV_ALSA_INFO(fmt, args...) \
pr_info("%s-alsa: " fmt, v4l2_dev->name , ## args)