(try2) [KARMIC] UBUNTU: SAUCE: Remove snd-bt-sco from ubuntu directory

manoj.iyer at canonical.com manoj.iyer at canonical.com
Tue Jun 30 12:51:26 UTC 2009


The following changes since commit 
6581ca720738ab3ad9bb9f2d4d3fac2e3fa6b233:
   Andy Whitcroft (1):
         UBUNTU: update ndiswrapper to 1.55

are available in the git repository at:

   git://kernel.ubuntu.com/manjo/ubuntu-karmic.git sndbtsco

Manoj Iyer (1):
       UBUNTU: SAUCE: Remove snd-bt-sco from ubuntu directory

  debian/config/config.common.ports  |    1 -
  debian/config/config.common.ubuntu |    1 -
  ubuntu/misc/media/Kconfig          |    5 -
  ubuntu/misc/media/Makefile         |    1 -
  ubuntu/misc/media/snd-bt-sco.c     | 1231 
------------------------------------
  5 files changed, 0 insertions(+), 1239 deletions(-)
  delete mode 100644 ubuntu/misc/media/snd-bt-sco.c

>From ea2ad813e9a88481a82c35d0aa5ea7c2430e250a Mon Sep 17 00:00:00 2001
From: Manoj Iyer <manoj.iyer at canonical.com>
Date: Tue, 30 Jun 2009 04:03:19 +0000
Subject: [PATCH] UBUNTU: SAUCE: Remove snd-bt-sco from ubuntu directory

Bluetooth SCI sound driver currently not in use/not required.

Signed-off-by: Manoj Iyer <manoj.iyer at canonical.com>
---
  debian/config/config.common.ports  |    1 -
  debian/config/config.common.ubuntu |    1 -
  ubuntu/misc/media/Kconfig          |    5 -
  ubuntu/misc/media/Makefile         |    1 -
  ubuntu/misc/media/snd-bt-sco.c     | 1231 ------------------------------------
  5 files changed, 0 insertions(+), 1239 deletions(-)
  delete mode 100644 ubuntu/misc/media/snd-bt-sco.c

diff --git a/debian/config/config.common.ports b/debian/config/config.common.ports
index b5114ea..5c16aba 100644
--- a/debian/config/config.common.ports
+++ b/debian/config/config.common.ports
@@ -2449,7 +2449,6 @@ CONFIG_SND_AOA_SOUNDBUS_I2S=m
  CONFIG_SND_AOA_TAS=m
  CONFIG_SND_AOA_TOONIE=m
  CONFIG_SND_BT87X_OVERCLOCK=y
-CONFIG_SND_BTSCO=m
  CONFIG_SND_CS4281=m
  CONFIG_SND_CS46XX=m
  CONFIG_SND_CS46XX_NEW_DSP=y
diff --git a/debian/config/config.common.ubuntu b/debian/config/config.common.ubuntu
index 704282d..d863be9 100644
--- a/debian/config/config.common.ubuntu
+++ b/debian/config/config.common.ubuntu
@@ -2702,7 +2702,6 @@ CONFIG_SND_AZT2320=m
  CONFIG_SND_AZT3328=m
  CONFIG_SND_BT87X=m
  # CONFIG_SND_BT87X_OVERCLOCK is not set
-CONFIG_SND_BTSCO=m
  CONFIG_SND_CA0106=m
  CONFIG_SND_CMI8330=m
  CONFIG_SND_CMIPCI=m
diff --git a/ubuntu/misc/media/Kconfig b/ubuntu/misc/media/Kconfig
index c2a4c91..b59e6f6 100644
--- a/ubuntu/misc/media/Kconfig
+++ b/ubuntu/misc/media/Kconfig
@@ -1,10 +1,5 @@
  menu "Media related drivers"

-config SND_BTSCO
-	tristate "Bluetooth SCO Sound driver"
-	default m
-	depends on SND && BT
-
  config USB_OV511_NEW
  	tristate "OmniVision OV511 Camera-to-USB Bridge Driver"
  	default m
diff --git a/ubuntu/misc/media/Makefile b/ubuntu/misc/media/Makefile
index f62683b..fdce287 100644
--- a/ubuntu/misc/media/Makefile
+++ b/ubuntu/misc/media/Makefile
@@ -1,4 +1,3 @@
  #

-#obj-$(CONFIG_SND_BTSCO)		+= snd-bt-sco.o
  #obj-$(CONFIG_USB_OV511_NEW)	+= ov511/
diff --git a/ubuntu/misc/media/snd-bt-sco.c b/ubuntu/misc/media/snd-bt-sco.c
deleted file mode 100644
index aed3046..0000000
--- a/ubuntu/misc/media/snd-bt-sco.c
+++ /dev/null
@@ -1,1231 +0,0 @@
-/*
- *  Bluetooth SCO soundcard
- *  Copyright (c) 2003, 2004 by Jonathan Paisley <jp at dcs.gla.ac.uk>
- *
- *  Based on dummy.c which is
- *  Copyright (c) by Jaroslav Kysela <perex at suse.cz>
- *
- *   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
- *
- */
-
-
-/* note: defining these two independently is not tested, 
- * thus not recommended
- */
-
-/* enable dynamic compression */
-#define DYNAMIC_COMPRESSION
-/* enable automatic endianness fixup */
-#define AUTO_FIXUP_BYTESHIFT
-
-
-#ifdef DYNAMIC_COMPRESSION
-/* Autoadjust mic at most this often in 1/8000s */
-#define GRABSAMPLES 400
-/* Maximum push for the mike 16= 1:1 - default 20:1 = 320 */
-#define COMPRESSION_MAX_16 320
-/* Minimum push for the mike  1= 1:16 */
-#define COMPRESSION_MIN_16 1
-#endif
-
-#define chip_t snd_card_bt_sco_t
-
-#include <linux/version.h>
-#include <linux/init.h>
-#include <linux/jiffies.h>
-#include <linux/slab.h>
-#include <linux/time.h>
-#include <linux/wait.h>
-#include <linux/socket.h>
-#include <linux/file.h>
-#include <linux/completion.h>
-#include <linux/smp_lock.h>
-#include <linux/freezer.h> 
-#include <linux/kthread.h>
-#include <net/sock.h>
-#include <net/bluetooth/bluetooth.h>
-
-// this was ostensibly for newer kernels but fails on 2.6.19.2
-#if 0
-#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,18)
-#include <sound/typedefs.h>
-#endif
-#endif
-#include <sound/core.h>
-#include <sound/control.h>
-#include <sound/pcm.h>
-#include <sound/rawmidi.h>
-#include <sound/hwdep.h>
-#define SNDRV_GET_ID
-#include <sound/initval.h>
-
-#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,15)
-#include <linux/mutex.h>
-#else
-#define mutex semaphore
-#define mutex_init init_MUTEX
-#define mutex_lock down
-#define mutex_unlock up
-#endif
-
-#ifndef SNDRV_HWDEP_IFACE_BLUETOOTH
-#define SNDRV_HWDEP_IFACE_BLUETOOTH (SNDRV_HWDEP_IFACE_EMUX_WAVETABLE + 1)
-#endif
-
-#ifndef SNDRV_HWDEP_IFACE_BT_SCO
-#define SNDRV_HWDEP_IFACE_BT_SCO (SNDRV_HWDEP_IFACE_BLUETOOTH + 1)
-#endif
-
-#define SNDRV_BT_SCO_IOCTL_SET_SCO_SOCKET _IOW ('H', 0x10, int)
-#define SNDRV_BT_SCO_IOCTL_REQ_INFO _IO ('H', 0x11)
-
-static int index[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -2}; /* Exclude the first card */
-
-#define MOD_REVISION "$Revision: 1.19 $";
-static char *mod_revision = MOD_REVISION;
-
-MODULE_AUTHOR("Jonathan Paisley <jp at dcs.gla.ac.uk>");
-MODULE_DESCRIPTION("Bluetooth SCO Headset Soundcard");
-MODULE_VERSION(MOD_REVISION);
-MODULE_LICENSE("GPL");
-MODULE_SUPPORTED_DEVICE("{{ALSA,Bluetooth SCO Soundcard}}");
-
-module_param_array(index, int, NULL, 0444);
-MODULE_PARM_DESC(index, "Index value for Bluetooth SCO Headset Soundcard.");
-
-#undef dprintk
-#if 1
-#define dprintk(fmt...) printk(KERN_INFO "snd-bt-sco: " fmt)
-#else
-#define dprintk(fmt...) do {} while(0)
-#endif
-
-#define MAX_BUFFER_SIZE		(32*1024)
-
-#define MIXER_ADDR_MASTER	0
-#define MIXER_ADDR_MIC		1
-#define MIXER_ADDR_LAST		1
-
-#define MIXER_MASK_MASTER	1
-#define MIXER_MASK_MIC		2
-
-#define MIXER_MIN_VOLUME	1
-#define MIXER_MAX_VOLUME	15
-
-struct snd_card_bt_sco_pcm;
-
-typedef struct snd_card_bt_sco_info {
-	int mixer_volume[MIXER_ADDR_LAST + 1];
-	int playback_count, capture_count;
-} snd_card_bt_sco_info_t;
-
-typedef struct snd_card_bt_sco {
-	struct snd_card *card;
-	spinlock_t mixer_lock;
-	int mixer_volume[MIXER_ADDR_LAST + 1];
-#ifdef DYNAMIC_COMPRESSION
-	struct snd_kcontrol *mixer_controls[MIXER_ADDR_LAST + 2 + 1];	/* also loopback and agc */
-#else
-	struct snd_kcontrol *mixer_controls[MIXER_ADDR_LAST + 2 ];	/* also loopback */
-#endif
-	volatile int loopback;
-#ifdef DYNAMIC_COMPRESSION
-	volatile int agc;
-#endif
-	atomic_t playback_count, capture_count;
-	volatile int count_changed;
-	spinlock_t count_changed_lock;
-
-	spinlock_t mixer_changed_lock;
-	volatile int mixer_changed;
-	wait_queue_head_t hwdep_wait;
-
-	struct task_struct *thread;
-
-	struct mutex thread_sem;
-
-	volatile struct socket *sco_sock;
-	struct mutex sock_sem;
-	wait_queue_head_t wait;
-
-	struct mutex playback_sem;
-	struct snd_card_bt_sco_pcm *playback;
-	struct mutex capture_sem;
-	struct snd_card_bt_sco_pcm *capture;
-} snd_card_bt_sco_t;
-
-typedef struct snd_card_bt_sco_pcm {
-	snd_card_bt_sco_t *bt_sco;
-	spinlock_t lock;
-	unsigned int pcm_size;
-	unsigned int pcm_count;
-	unsigned int pcm_bps;	/* bytes per second */
-	unsigned int pcm_irq_pos;	/* IRQ position */
-	unsigned int pcm_buf_pos;	/* position in buffer */
-	struct snd_pcm_substream *substream;
-} snd_card_bt_sco_pcm_t;
-
-static struct snd_card *snd_bt_sco_cards[SNDRV_CARDS] = SNDRV_DEFAULT_PTR;
-
-static int snd_card_bt_sco_playback_trigger(struct snd_pcm_substream *
-					    substream, int cmd)
-{
-	struct snd_pcm_runtime *runtime = substream->runtime;
-	snd_card_bt_sco_pcm_t *bspcm = runtime->private_data;
-	snd_card_bt_sco_t *bt_sco = snd_pcm_substream_chip(substream);
-
-	dprintk("playback_trigger %d\n", cmd);
-
-	if (cmd == SNDRV_PCM_TRIGGER_START) {
-		bt_sco->playback = bspcm;
-		dprintk("setting playback to bspcm\n");
-	} else if (cmd == SNDRV_PCM_TRIGGER_STOP) {
-		bt_sco->playback = NULL;
-		dprintk("setting playback to NULL\n");
-	} else {
-		return -EINVAL;
-	}
-	return 0;
-}
-
-static int snd_card_bt_sco_capture_trigger(struct snd_pcm_substream *
-					   substream, int cmd)
-{
-	struct snd_pcm_runtime *runtime = substream->runtime;
-	snd_card_bt_sco_pcm_t *bspcm = runtime->private_data;
-	snd_card_bt_sco_t *bt_sco = snd_pcm_substream_chip(substream);
-
-	dprintk("capture_trigger %d\n", cmd);
-
-	if (cmd == SNDRV_PCM_TRIGGER_START) {
-		bt_sco->capture = bspcm;
-		dprintk("setting capture to bspcm\n");
-	} else if (cmd == SNDRV_PCM_TRIGGER_STOP) {
-		bt_sco->capture = NULL;
-		dprintk("setting capture to NULL\n");
-	} else {
-		return -EINVAL;
-	}
-	return 0;
-}
-
-static int snd_card_bt_sco_pcm_prepare(struct snd_pcm_substream * substream)
-{
-	struct snd_pcm_runtime *runtime = substream->runtime;
-	snd_card_bt_sco_pcm_t *bspcm = runtime->private_data;
-	unsigned int bps;
-
-	bps = runtime->rate * runtime->channels;
-	bps *= snd_pcm_format_width(runtime->format);
-	bps /= 8;
-	if (bps <= 0)
-		return -EINVAL;
-	bspcm->pcm_bps = bps;
-	bspcm->pcm_size = snd_pcm_lib_buffer_bytes(substream);
-	bspcm->pcm_count = snd_pcm_lib_period_bytes(substream);
-	bspcm->pcm_irq_pos = 0;
-	bspcm->pcm_buf_pos = 0;
-	dprintk("prepare ok bps: %d size: %d count: %d\n",
-		bspcm->pcm_bps, bspcm->pcm_size, bspcm->pcm_count);
-	return 0;
-}
-
-static int snd_card_bt_sco_playback_prepare(struct snd_pcm_substream * substream)
-{
-	return snd_card_bt_sco_pcm_prepare(substream);
-}
-
-static int snd_card_bt_sco_capture_prepare(struct snd_pcm_substream * substream)
-{
-	dprintk("capture_prepare\n");
-	return snd_card_bt_sco_pcm_prepare(substream);
-}
-
-static void snd_card_bt_sco_pcm_receive(snd_card_bt_sco_pcm_t * bspcm,
-					unsigned char *data, unsigned int len)
-{
-	unsigned long flags;
-	unsigned int oldptr;
-
-	spin_lock_irqsave(&bspcm->lock, flags);
-	oldptr = bspcm->pcm_buf_pos;
-	bspcm->pcm_irq_pos += len;
-	bspcm->pcm_buf_pos += len;
-	bspcm->pcm_buf_pos %= bspcm->pcm_size;
-	spin_unlock_irqrestore(&bspcm->lock, flags);
-	/* copy a data chunk */
-	if (oldptr + len > bspcm->pcm_size) {
-		unsigned int cnt = bspcm->pcm_size - oldptr;
-		memcpy(bspcm->substream->runtime->dma_area + oldptr, data, cnt);
-		memcpy(bspcm->substream->runtime->dma_area, data + cnt,
-		       len - cnt);
-	} else {
-		memcpy(bspcm->substream->runtime->dma_area + oldptr, data, len);
-	}
-	/* update the pointer, call callback if necessary */
-	spin_lock_irqsave(&bspcm->lock, flags);
-	if (bspcm->pcm_irq_pos >= bspcm->pcm_count) {
-		bspcm->pcm_irq_pos %= bspcm->pcm_count;
-		spin_unlock_irqrestore(&bspcm->lock, flags);
-		snd_pcm_period_elapsed(bspcm->substream);
-	} else
-		spin_unlock_irqrestore(&bspcm->lock, flags);
-
-}
-
-static void snd_card_bt_sco_pcm_send(snd_card_bt_sco_pcm_t * bspcm,
-				     unsigned char *data, unsigned int len)
-{
-	unsigned long flags;
-	unsigned int oldptr;
-
-	spin_lock_irqsave(&bspcm->lock, flags);
-	oldptr = bspcm->pcm_buf_pos;
-	bspcm->pcm_irq_pos += len;
-	bspcm->pcm_buf_pos += len;
-	bspcm->pcm_buf_pos %= bspcm->pcm_size;
-	spin_unlock_irqrestore(&bspcm->lock, flags);
-	/* copy a data chunk */
-	if (oldptr + len > bspcm->pcm_size) {
-		unsigned int cnt = bspcm->pcm_size - oldptr;
-		memcpy(data, bspcm->substream->runtime->dma_area + oldptr, cnt);
-		memcpy(data + cnt, bspcm->substream->runtime->dma_area,
-		       len - cnt);
-	} else {
-		memcpy(data, bspcm->substream->runtime->dma_area + oldptr, len);
-	}
-	/* update the pointer, call callback if necessary */
-	spin_lock_irqsave(&bspcm->lock, flags);
-	if (bspcm->pcm_irq_pos >= bspcm->pcm_count) {
-		bspcm->pcm_irq_pos %= bspcm->pcm_count;
-		spin_unlock_irqrestore(&bspcm->lock, flags);
-		snd_pcm_period_elapsed(bspcm->substream);
-	} else
-		spin_unlock_irqrestore(&bspcm->lock, flags);
-}
-
-static snd_pcm_uframes_t
-snd_card_bt_sco_playback_pointer(struct snd_pcm_substream * substream)
-{
-	struct snd_pcm_runtime *runtime = substream->runtime;
-	snd_card_bt_sco_pcm_t *bspcm = runtime->private_data;
-
-	return bytes_to_frames(runtime, bspcm->pcm_buf_pos);
-}
-
-static snd_pcm_uframes_t
-snd_card_bt_sco_capture_pointer(struct snd_pcm_substream * substream)
-{
-	struct snd_pcm_runtime *runtime = substream->runtime;
-	snd_card_bt_sco_pcm_t *bspcm = runtime->private_data;
-
-	return bytes_to_frames(runtime, bspcm->pcm_buf_pos);
-}
-
-static struct snd_pcm_hardware snd_card_bt_sco_playback = {
-	.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
-		 SNDRV_PCM_INFO_MMAP_VALID),
-	.formats = SNDRV_PCM_FMTBIT_S16_LE,
-	.rates = SNDRV_PCM_RATE_8000,
-	.rate_min = 8000,
-	.rate_max = 8000,
-	.channels_min = 1,
-	.channels_max = 1,
-	.buffer_bytes_max = MAX_BUFFER_SIZE,
-	.period_bytes_min = 24,
-	.period_bytes_max = MAX_BUFFER_SIZE,
-	.periods_min = 1,
-	.periods_max = 4 * 8000 / 24,
-	.fifo_size = 0,
-};
-
-static struct snd_pcm_hardware snd_card_bt_sco_capture = {
-	.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
-		 SNDRV_PCM_INFO_MMAP_VALID),
-	.formats = SNDRV_PCM_FMTBIT_S16_LE,
-	.rates = SNDRV_PCM_RATE_8000,
-	.rate_min = 8000,
-	.rate_max = 8000,
-	.channels_min = 1,
-	.channels_max = 1,
-	.buffer_bytes_max = MAX_BUFFER_SIZE,
-	.period_bytes_min = 24,
-	.period_bytes_max = MAX_BUFFER_SIZE,
-	.periods_min = 1,
-	.periods_max = 4 * 8000 / 24,
-	.fifo_size = 0,
-};
-
-static void snd_card_bt_sco_runtime_free(struct snd_pcm_runtime * runtime)
-{
-	snd_card_bt_sco_pcm_t *bspcm = runtime->private_data;
-	kfree(bspcm);
-}
-
-static int snd_card_bt_sco_playback_open(struct snd_pcm_substream * substream)
-{
-	struct snd_pcm_runtime *runtime = substream->runtime;
-	snd_card_bt_sco_pcm_t *bspcm;
-	snd_card_bt_sco_t *bt_sco = snd_pcm_substream_chip(substream);
-
-	dprintk("playback_open\n");
-
-	bspcm = kmalloc(sizeof(*bspcm), GFP_KERNEL);
-	if (bspcm == NULL)
-		return -ENOMEM;
-	memset(bspcm, 0, sizeof(*bspcm));
-	if ((runtime->dma_area =
-	     snd_malloc_pages(MAX_BUFFER_SIZE, GFP_KERNEL)) == NULL) {
-		kfree(bspcm);
-		return -ENOMEM;
-	}
-	runtime->dma_bytes = MAX_BUFFER_SIZE;
-	spin_lock_init(&bspcm->lock);
-	bspcm->substream = substream;
-	runtime->private_data = bspcm;
-	runtime->private_free = snd_card_bt_sco_runtime_free;
-	runtime->hw = snd_card_bt_sco_playback;
-
-	atomic_inc(&bt_sco->playback_count);
-	spin_lock_irq(&bt_sco->count_changed_lock);
-	bt_sco->count_changed = 1;
-	spin_unlock_irq(&bt_sco->count_changed_lock);
-	wake_up(&bt_sco->hwdep_wait);
-
-	return 0;
-}
-
-static int snd_card_bt_sco_capture_open(struct snd_pcm_substream * substream)
-{
-	struct snd_pcm_runtime *runtime = substream->runtime;
-	snd_card_bt_sco_pcm_t *bspcm;
-	snd_card_bt_sco_t *bt_sco = snd_pcm_substream_chip(substream);
-
-	dprintk("capture_open\n");
-
-	bspcm = kmalloc(sizeof(*bspcm), GFP_KERNEL);
-	if (bspcm == NULL)
-		return -ENOMEM;
-	memset(bspcm, 0, sizeof(*bspcm));
-	if ((runtime->dma_area =
-	     snd_malloc_pages(MAX_BUFFER_SIZE, GFP_KERNEL)) == NULL) {
-		kfree(bspcm);
-		return -ENOMEM;
-	}
-	runtime->dma_bytes = MAX_BUFFER_SIZE;
-	memset(runtime->dma_area, 0, runtime->dma_bytes);
-	spin_lock_init(&bspcm->lock);
-	bspcm->substream = substream;
-	runtime->private_data = bspcm;
-	runtime->private_free = snd_card_bt_sco_runtime_free;
-	runtime->hw = snd_card_bt_sco_capture;
-
-	atomic_inc(&bt_sco->capture_count);
-	spin_lock_irq(&bt_sco->count_changed_lock);
-	bt_sco->count_changed = 1;
-	spin_unlock_irq(&bt_sco->count_changed_lock);
-	wake_up(&bt_sco->hwdep_wait);
-
-	return 0;
-}
-
-static int snd_card_bt_sco_playback_close(struct snd_pcm_substream * substream)
-{
-	struct snd_pcm_runtime *runtime = substream->runtime;
-	snd_card_bt_sco_t *bt_sco = snd_pcm_substream_chip(substream);
-
-	snd_assert(bt_sco->playback == NULL,;
-	    );
-
-	/* Ensure any references to this in our thread have finished */
-	mutex_lock(&bt_sco->playback_sem);
-	mutex_unlock(&bt_sco->playback_sem);
-
-	atomic_dec(&bt_sco->playback_count);
-	spin_lock_irq(&bt_sco->count_changed_lock);
-	bt_sco->count_changed = 1;
-	spin_unlock_irq(&bt_sco->count_changed_lock);
-	wake_up(&bt_sco->hwdep_wait);
-
-	snd_free_pages(runtime->dma_area, runtime->dma_bytes);
-	return 0;
-}
-
-static int snd_card_bt_sco_capture_close(struct snd_pcm_substream * substream)
-{
-	struct snd_pcm_runtime *runtime = substream->runtime;
-	struct snd_card_bt_sco *bt_sco =
-	    (struct snd_card_bt_sco *)substream->private_data;
-
-	snd_assert(bt_sco->capture == NULL,;
-	    );
-
-	/* Ensure any references to this in our thread have finished */
-	mutex_lock(&bt_sco->capture_sem);
-	mutex_unlock(&bt_sco->capture_sem);
-
-	atomic_dec(&bt_sco->capture_count);
-	spin_lock_irq(&bt_sco->count_changed_lock);
-	bt_sco->count_changed = 1;
-	spin_unlock_irq(&bt_sco->count_changed_lock);
-	wake_up(&bt_sco->hwdep_wait);
-
-	snd_free_pages(runtime->dma_area, runtime->dma_bytes);
-	return 0;
-}
-
-static struct snd_pcm_ops snd_card_bt_sco_playback_ops = {
-	.open = snd_card_bt_sco_playback_open,
-	.close = snd_card_bt_sco_playback_close,
-	.ioctl = snd_pcm_lib_ioctl,
-	.prepare = snd_card_bt_sco_playback_prepare,
-	.trigger = snd_card_bt_sco_playback_trigger,
-	.pointer = snd_card_bt_sco_playback_pointer,
-};
-
-static struct snd_pcm_ops snd_card_bt_sco_capture_ops = {
-	.open = snd_card_bt_sco_capture_open,
-	.close = snd_card_bt_sco_capture_close,
-	.ioctl = snd_pcm_lib_ioctl,
-	.prepare = snd_card_bt_sco_capture_prepare,
-	.trigger = snd_card_bt_sco_capture_trigger,
-	.pointer = snd_card_bt_sco_capture_pointer,
-};
-
-static int __init snd_card_bt_sco_pcm(snd_card_bt_sco_t * bt_sco)
-{
-	struct snd_pcm *pcm;
-	int err;
-
-	if ((err =
-	     snd_pcm_new(bt_sco->card, "Bluetooth SCO PCM", 0, 1, 1, &pcm)) < 0)
-		return err;
-	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
-			&snd_card_bt_sco_playback_ops);
-	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
-			&snd_card_bt_sco_capture_ops);
-	pcm->private_data = bt_sco;
-	pcm->info_flags = 0;
-	strcpy(pcm->name, "BT SCO PCM");
-	return 0;
-}
-
-#define BT_SCO_VOLUME(xname, xindex, addr) \
-{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
-                        .info = snd_bt_sco_volume_info, \
-                                .get = snd_bt_sco_volume_get, .put = snd_bt_sco_volume_put, \
-                                                                        .private_value = addr }
-
-static int snd_bt_sco_volume_info(struct snd_kcontrol * kcontrol,
-				  struct snd_ctl_elem_info * uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
-	uinfo->count = 1;
-	uinfo->value.integer.min = MIXER_MIN_VOLUME;
-	uinfo->value.integer.max = MIXER_MAX_VOLUME;
-	return 0;
-}
-
-static int snd_bt_sco_volume_get(struct snd_kcontrol * kcontrol,
-				 struct snd_ctl_elem_value * ucontrol)
-{
-	snd_card_bt_sco_t *bt_sco = snd_kcontrol_chip(kcontrol);
-	unsigned long flags;
-	int addr = kcontrol->private_value;
-
-	spin_lock_irqsave(&bt_sco->mixer_lock, flags);
-	ucontrol->value.integer.value[0] = bt_sco->mixer_volume[addr];
-	spin_unlock_irqrestore(&bt_sco->mixer_lock, flags);
-	return 0;
-}
-
-static int snd_bt_sco_volume_put(struct snd_kcontrol * kcontrol,
-				 struct snd_ctl_elem_value * ucontrol)
-{
-	snd_card_bt_sco_t *bt_sco = snd_kcontrol_chip(kcontrol);
-	unsigned long flags;
-	int changed, addr = kcontrol->private_value;
-	int vol;
-
-	vol = ucontrol->value.integer.value[0];
-	if (vol < MIXER_MIN_VOLUME)
-		vol = MIXER_MIN_VOLUME;
-	if (vol > MIXER_MAX_VOLUME)
-		vol = MIXER_MAX_VOLUME;
-	spin_lock_irqsave(&bt_sco->mixer_lock, flags);
-	changed = bt_sco->mixer_volume[addr] != vol;
-	bt_sco->mixer_volume[addr] = vol;
-	spin_unlock_irqrestore(&bt_sco->mixer_lock, flags);
-	if (changed) {
-		spin_lock_irqsave(&bt_sco->mixer_changed_lock, flags);
-		bt_sco->mixer_changed = 1;
-		spin_unlock_irqrestore(&bt_sco->mixer_changed_lock, flags);
-		wake_up(&bt_sco->hwdep_wait);
-	}
-	return changed;
-}
-
-static int snd_bt_sco_boolean_info(struct snd_kcontrol * kcontrol,
-				   struct snd_ctl_elem_info * uinfo)
-{
-	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
-	uinfo->count = 1;
-	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 1;
-	return 0;
-}
-
-static int snd_bt_sco_loopback_get(struct snd_kcontrol * kcontrol,
-				   struct snd_ctl_elem_value * ucontrol)
-{
-	snd_card_bt_sco_t *bt_sco = snd_kcontrol_chip(kcontrol);
-	unsigned long flags;
-
-	spin_lock_irqsave(&bt_sco->mixer_lock, flags);
-	ucontrol->value.integer.value[0] = bt_sco->loopback;
-	spin_unlock_irqrestore(&bt_sco->mixer_lock, flags);
-	return 0;
-}
-
-static int snd_bt_sco_loopback_put(struct snd_kcontrol * kcontrol,
-				   struct snd_ctl_elem_value * ucontrol)
-{
-	snd_card_bt_sco_t *bt_sco = snd_kcontrol_chip(kcontrol);
-	unsigned long flags;
-	int changed;
-	int loopback;
-
-	loopback = !!ucontrol->value.integer.value[0];
-
-	spin_lock_irqsave(&bt_sco->mixer_lock, flags);
-	changed = bt_sco->loopback != loopback;
-	bt_sco->loopback = loopback;
-	spin_unlock_irqrestore(&bt_sco->mixer_lock, flags);
-	return changed;
-}
-
-#ifdef DYNAMIC_COMPRESSION
-static int snd_bt_sco_agc_get(struct snd_kcontrol * kcontrol,
-				   struct snd_ctl_elem_value * ucontrol)
-{
-	snd_card_bt_sco_t *bt_sco = snd_kcontrol_chip(kcontrol);
-	unsigned long flags;
-
-	spin_lock_irqsave(&bt_sco->mixer_lock, flags);
-	ucontrol->value.integer.value[0] = bt_sco->agc;
-	spin_unlock_irqrestore(&bt_sco->mixer_lock, flags);
-	return 0;
-}
-
-static int snd_bt_sco_agc_put(struct snd_kcontrol * kcontrol,
-				   struct snd_ctl_elem_value * ucontrol)
-{
-	snd_card_bt_sco_t *bt_sco = snd_kcontrol_chip(kcontrol);
-	unsigned long flags;
-	int changed;
-	int agc;
-
-	agc = !!ucontrol->value.integer.value[0];
-
-	spin_lock_irqsave(&bt_sco->mixer_lock, flags);
-	changed = bt_sco->agc != agc;
-	bt_sco->agc = agc;
-	spin_unlock_irqrestore(&bt_sco->mixer_lock, flags);
-	return changed;
-}
-#endif
-
-#define BT_SCO_CONTROLS (sizeof(snd_bt_sco_controls)/sizeof(struct snd_kcontrol_new))
-
-static struct snd_kcontrol_new snd_bt_sco_controls[] = {
-	BT_SCO_VOLUME("Master Volume", 0, MIXER_ADDR_MASTER),
-	BT_SCO_VOLUME("Mic Volume", 0, MIXER_ADDR_MIC),
-	{.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
-	 .name = "Loopback Switch",
-	 .index = 0,
-	 .info = snd_bt_sco_boolean_info,
-	 .get = snd_bt_sco_loopback_get,
-	 .put = snd_bt_sco_loopback_put,
-	 }
-#ifdef DYNAMIC_COMPRESSION
-	,
-	{.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
-	 .name = "AGC Switch",
-	 .index = 0,
-	 .info = snd_bt_sco_boolean_info,
-	 .get = snd_bt_sco_agc_get,
-	 .put = snd_bt_sco_agc_put,
-	 }
-#endif
-};
-
-int __init snd_card_bt_sco_new_mixer(snd_card_bt_sco_t * bt_sco)
-{
-	struct snd_card *card = bt_sco->card;
-
-	unsigned int idx;
-	int err;
-
-	snd_assert(bt_sco != NULL, return -EINVAL);
-	spin_lock_init(&bt_sco->mixer_lock);
-	strcpy(card->mixername, "BT Headset Mixer");
-
-	for (idx = 0; idx < BT_SCO_CONTROLS; idx++) {
-		bt_sco->mixer_controls[idx] =
-		    snd_ctl_new1(&snd_bt_sco_controls[idx], bt_sco);
-
-		if ((err = snd_ctl_add(card, bt_sco->mixer_controls[idx])) < 0)
-			return err;
-	}
-	return 0;
-}
-
-static int snd_card_bt_open(struct snd_hwdep * hw, struct file *file)
-{
-	return 0;
-}
-
-static int snd_card_bt_release(struct snd_hwdep * hw, struct file *file)
-{
-	return 0;
-}
-
-static int snd_card_bt_ioctl(struct snd_hwdep * hw, struct file *file,
-			     unsigned int cmd, unsigned long arg)
-{
-	snd_card_bt_sco_t *bt_sco = hw->card->private_data;
-	struct socket *sock;
-	int err = -ENOTTY;
-	int fd = arg;
-
-	switch (cmd) {
-	case SNDRV_BT_SCO_IOCTL_SET_SCO_SOCKET:
-		err = 0;
-		/*  Interrupt any socket operations, so that we may
-		 *  change the socket */
-		mutex_lock(&bt_sco->sock_sem);
-		kthread_stop(bt_sco->thread);
-		if (bt_sco->sco_sock) {
-			dprintk("Disposing of previous socket count %d\n",
-				file_count(bt_sco->sco_sock->file));
-			/* Extra brackets needed here since sockfd_put is a poorly implemented macro */
-			sockfd_put(((struct socket *)bt_sco->sco_sock));
-
-			bt_sco->sco_sock = NULL;
-		}
-
-		if (fd >= 0) {
-			err = -EINVAL;
-			sock = sockfd_lookup(fd, &err);
-			if (sock) {
-				if (sock->sk->sk_family == PF_BLUETOOTH &&
-				    sock->sk->sk_protocol == BTPROTO_SCO) {
-					bt_sco->sco_sock = sock;
-					wake_up(&bt_sco->wait);
-					err = 0;
-				} else {
-					dprintk
-					    ("Not a bluetooth SCO socket %d:%d\n",
-					     sock->sk->sk_family,
-					     sock->sk->sk_protocol);
-					sockfd_put(sock);
-				}
-			}
-		}
-		mutex_unlock(&bt_sco->sock_sem);
-		break;
-	case SNDRV_BT_SCO_IOCTL_REQ_INFO:
-		spin_lock_irq(&bt_sco->count_changed_lock);
-		bt_sco->count_changed = 1;
-		spin_unlock_irq(&bt_sco->count_changed_lock);
-		wake_up(&bt_sco->hwdep_wait);
-		break;
-	}
-	return err;
-}
-
-static long snd_card_bt_write(struct snd_hwdep * hw, const char *buf, long count,
-			      loff_t * offset)
-{
-	snd_card_bt_sco_t *bt_sco = hw->card->private_data;
-	int mixer_volume[MIXER_ADDR_LAST + 1];
-	int retval;
-	int i;
-
-	if (count != sizeof(mixer_volume))
-		return -EINVAL;
-
-	if (copy_from_user(mixer_volume, buf, sizeof(mixer_volume)))
-		return -EFAULT;
-
-	retval = sizeof(mixer_volume);
-
-	spin_lock_irq(&bt_sco->mixer_lock);
-	for (i = 0; i <= MIXER_ADDR_LAST; i++) {
-		int vol = mixer_volume[i];
-		if (vol > MIXER_MAX_VOLUME)
-			vol = MIXER_MAX_VOLUME;
-		if (vol < MIXER_MIN_VOLUME)
-			vol = MIXER_MIN_VOLUME;
-		if (bt_sco->mixer_volume[i] != vol) {
-			bt_sco->mixer_volume[i] = vol;
-			snd_ctl_notify(bt_sco->card,
-				       SNDRV_CTL_EVENT_MASK_VALUE,
-				       &bt_sco->mixer_controls[i]->id);
-		}
-	}
-	spin_unlock_irq(&bt_sco->mixer_lock);
-
-	return retval;
-}
-
-static long snd_card_bt_read(struct snd_hwdep * hw, char *buf, long count,
-			     loff_t * offset)
-{
-	snd_card_bt_sco_t *bt_sco = hw->card->private_data;
-	DECLARE_WAITQUEUE(wait, current);
-	ssize_t retval;
-	int changed;
-	snd_card_bt_sco_info_t infobuf;
-
-	if (count < sizeof(bt_sco->mixer_volume))
-		return -EINVAL;
-
-	add_wait_queue(&bt_sco->hwdep_wait, &wait);
-	current->state = TASK_INTERRUPTIBLE;
-	do {
-		changed = 0;
-		spin_lock_irq(&bt_sco->mixer_changed_lock);
-		if(bt_sco->mixer_changed)
-			changed = 1;
-		bt_sco->mixer_changed = 0;
-		spin_unlock_irq(&bt_sco->mixer_changed_lock);
-
-		spin_lock_irq(&bt_sco->count_changed_lock);
-		if(bt_sco->count_changed)
-			changed = 1;
-		bt_sco->count_changed = 0;
-		spin_unlock_irq(&bt_sco->count_changed_lock);
-
-		if (changed != 0)
-			break;
-
-		if (signal_pending(current)) {
-			retval = -ERESTARTSYS;
-			goto out;
-		}
-		schedule();
-	} while (1);
- 
-	memcpy(infobuf.mixer_volume, bt_sco->mixer_volume, sizeof(infobuf.mixer_volume));
-	infobuf.playback_count = atomic_read(&bt_sco->playback_count);
-	infobuf.capture_count = atomic_read(&bt_sco->capture_count);
- 
-	if (copy_to_user
-	    (buf, &infobuf, sizeof(infobuf)))
-		retval = -EFAULT;
-	else
-		retval = sizeof(infobuf);
-
-      out:
-	current->state = TASK_RUNNING;
-	remove_wait_queue(&bt_sco->hwdep_wait, &wait);
-	return retval;
-}
-
-static unsigned int snd_card_bt_poll(struct snd_hwdep * hw,
-				     struct file *file, poll_table * wait)
-{
-	snd_card_bt_sco_t *bt_sco = hw->card->private_data;
-	int ret;
-
-	poll_wait(file, &bt_sco->hwdep_wait, wait);
-
-	ret = 0;
-	spin_lock_irq(&bt_sco->mixer_changed_lock);
-	if(bt_sco->mixer_changed)
-		ret |= POLLIN | POLLRDNORM;
-	spin_unlock_irq(&bt_sco->mixer_changed_lock);
-
-	spin_lock_irq(&bt_sco->count_changed_lock);
-	if(bt_sco->count_changed)
-		ret |= POLLIN | POLLRDNORM;
-	spin_unlock_irq(&bt_sco->count_changed_lock);
-
-	return ret;
-}
-
-static int snd_card_bt_sco_thread(void *data)
-{
-	struct snd_card *card = (struct snd_card *) data;
-	snd_card_bt_sco_t *bt_sco = card->private_data;
-	struct socket *sock;
-	int len;
-#define BUF_SIZE 256
-	unsigned char buf[BUF_SIZE];
-	struct msghdr msg;
-	struct iovec iov;
-#if defined(DYNAMIC_COMPRESSION) || defined(AUTO_FIXUP_BYTESHIFT)
-	int i;
-#endif
-#ifdef DYNAMIC_COMPRESSION
-	static int factor=16;
-	static int maxvalsmoothed=0;
-	static int maxvalgrablen=GRABSAMPLES; /* adjust volume at most 4 times/second */
-#endif
-#ifdef AUTO_FIXUP_BYTESHIFT
-	static int shift=0;
-	static unsigned char lastbyte;
-#endif
-
-	set_freezable();
-
-	dprintk("snd-bt-scod thread starting\n");
-	mutex_unlock(&bt_sco->thread_sem);
-
-	do {
-		/*      This may be woken up by a wake_up() when
-		 *      a new socket is installed, or by a signal.
-		 *      Signals are sent to terminate the thread,
-		 *      in which case thread_exit is set, and to force
-		 *      recvmesg() to wake up (from the ioctl handler)
-		 */
-		wait_event_freezable(bt_sco->wait, bt_sco->sco_sock || kthread_should_stop());
-
-		mutex_lock(&bt_sco->sock_sem);
-		sock = (struct socket *)bt_sco->sco_sock;
-		if (sock)
-			get_file(sock->file);
-		mutex_unlock(&bt_sco->sock_sem);
-
-		if (!sock)
-			continue;
-
-		/* We have a socket, let's read from it and write to it... */
-
-		memset(&msg, 0, sizeof(msg));
-		msg.msg_iov = &iov;
-		iov.iov_base = buf;
-		iov.iov_len = BUF_SIZE;
-
-		/* This will block until we receive data or a signal */
-		len = sock_recvmsg(sock, &msg, BUF_SIZE, 0);
-		if (len > 0) {
-
-#if defined (AUTO_FIXUP_BYTESHIFT) || defined (DYNAMIC_COMPRESSION)
-
-#ifdef AUTO_FIXUP_BYTESHIFT
-			int lostatcnt=0;
-#endif
-			if (len&1) dprintk("odd len %d\n",len);
-#ifdef AUTO_FIXUP_BYTESHIFT
-			if (shift) {
-				unsigned char newlastbyte;
-				newlastbyte=buf[len-1];
-				memmove(buf+1,buf,len-1);
-				buf[0]=lastbyte;
-				lastbyte=newlastbyte;
-			}
-#endif
-			for(i=0;i<len-1;i+=2) {
-				short int j;
-				int k;
-				j=(buf[i+1]<<8)|buf[i];
-
-#ifdef AUTO_FIXUP_BYTESHIFT 
-				/* occasionally the Headset will loose a byte
-				 * on startup. Thus kind of swapping lo/hi.
-				 * counting, if _all_ lo bytes (which are 
-				 * actually high bytes) are 0 or -1
-				 * will detect this with a very high probability
-				 */
-				if ((j&0xff)==0||(j&0xff)==0xff) {
-					lostatcnt++;
-				}
-#endif
-#ifdef DYNAMIC_COMPRESSION
-				/* scale the mic input - we do some kind
-				 * of dynamics compression
-				 */
-				k=((int)j*factor)/16;
-
-				/* clip overshoot. Better than just letting
-				 * it wrap around. Immediately adjust factor.
-				 */
-				if (k>0x7fff) {
-					k=0x7fff;
-					if (bt_sco->agc&&factor>COMPRESSION_MIN_16) factor--;
-				} else if (k<-0x8000) {
-					k=0x8000;
-					if (bt_sco->agc&&factor>COMPRESSION_MIN_16) factor--;
-				}
-				buf[i+1]=(k>>8)&0xff;
-				buf[i  ]=k&0xff;
-
-				/* find the highest absolute value in a 
-				 * GRABSAMPLES long interval.
-				 */
-				if (k<0) k=-j;
-				if (k>maxvalsmoothed) maxvalsmoothed=k;
-				/* if the interval is over, recalculate
-				 * the compression factor. Move it slowly.
-				 */
-				if (maxvalgrablen--<=0) {
-					maxvalgrablen=GRABSAMPLES;
-					/* If the noise goes up over 1000, we stop
-					 * pushing the software gain 
-					 */
-					if (maxvalsmoothed<1000&&factor<COMPRESSION_MAX_16) {
-						factor++;
-						// dprintk("Up to %d\n",factor);
-					}
-					if (!bt_sco->agc) factor=16;
-					maxvalsmoothed=0;
-				}
-#endif
-			}
-#ifdef AUTO_FIXUP_BYTESHIFT
-			if (lostatcnt==len/2&&len>32) {
-				shift=!shift;
-				//dprintk("Shift problem detected! Fixing to %d.\n",shift);
-			}
-#endif
-#endif /* any of them */
-			mutex_lock(&bt_sco->capture_sem);
-			if (bt_sco->capture) {
-				snd_card_bt_sco_pcm_receive
-				    (bt_sco->capture, buf, len);
-			}
-			mutex_unlock(&bt_sco->capture_sem);
-
-			mutex_lock(&bt_sco->playback_sem);
-
-			if (bt_sco->playback || !bt_sco->loopback) {
-				memset(buf, 0, len);
-#if 0
-				/* fill with tone instead of silence */
-				int i;
-
-				for (i = 0; i < len / 2; i++) {
-					buf[i] = 0;
-				}
-				for (i = len / 2; i < len; i++) {
-					buf[i] = 127;
-				}
-#endif
-			}
-			if (bt_sco->playback) {
-				int i, notzero = -1;
-
-				snd_card_bt_sco_pcm_send
-				    (bt_sco->playback, buf, len);
-
-				/* Strangely, when the device is open but no audio is
-				   being written by the app, there's an occasional glitch
-				   in the silence data. This hack eliminates it. */
-
-				for (i = 0; i < len; i++) {
-					if (buf[i] != 0) {
-						if (notzero >= 0)
-							break;
-						notzero = i;
-					}
-				}
-				if (notzero >= 0 && i >= len) {
-					buf[notzero] = 0;
-				}
-			}
-			mutex_unlock(&bt_sco->playback_sem);
-
-#if 0
-			/* This chunk of code lets us record (using arecord)
-			   what data alsa is sending out.
-
-			   e.g., when idle, we'd expect something like:
-
-			   8080 8080 8080 8080 8483 8281 8182 8384
-			   8080 8080 8080 8080 8080 8080 8080 8080
-			   8080 8080 8080 8080 8483 8281 8182 8384
-			   8080 8080 8080 8080 8080 8080 8080 8080
-
-			   (this is from 'xxd' of a wav file, that data in
-			   which is unsigned, whereas we are dealing with signed).
-			 */
-
-			mutex_lock(&bt_sco->capture_sem);
-			if (bt_sco->capture) {
-				snd_card_bt_sco_pcm_receive
-				    (bt_sco->capture, "\001\002\003\004", 4);
-				snd_card_bt_sco_pcm_receive
-				    (bt_sco->capture, buf, len);
-				snd_card_bt_sco_pcm_receive
-				    (bt_sco->capture, "\004\003\002\001", 4);
-			}
-			mutex_unlock(&bt_sco->capture_sem);
-#endif
-			msg.msg_flags = 0;
-			msg.msg_iov = &iov;
-			iov.iov_base = buf;
-			iov.iov_len = BUF_SIZE;
-			sock_sendmsg(sock, &msg, len);
-		}
-
-		/* Expect this to be 3 because we (this thead) have a copy,
-		   the driver process keeps one, and the app has the socket open.
-		 */
-		if (file_count(sock->file) != 3) {
-			dprintk("file_count is %d (expected 3)\n",
-				file_count(sock->file));
-		}
-		fput(sock->file);
-
-		schedule();
-	} while (!kthread_should_stop() || bt_sco->sco_sock);
-
-	dprintk("thread exiting\n");
-
-	return 0;
-}
-
-static void snd_card_bt_private_free(struct snd_card * card)
-{
-	snd_card_bt_sco_t *bt_sco = card->private_data;
-
-	dprintk("private_free, killing thread\n");
-	kthread_stop(bt_sco->thread);
-	dprintk("private_free, thread exited\n");
-
-	if (bt_sco->sco_sock) {
-		dprintk("shutdown: freeing socket count %d\n",
-			file_count(bt_sco->sco_sock->file));
-
-		sockfd_put(((struct socket *)bt_sco->sco_sock));
-	}
-
-	kfree(bt_sco);
-}
-
-static int __init snd_card_bt_sco_probe(int dev)
-{
-	struct snd_card *card;
-	snd_card_bt_sco_t *bt_sco;
-	int err;
-	struct snd_hwdep *hw;
-
-	card =
-	    snd_card_new(index[dev], SNDRV_DEFAULT_STR1,
-			 THIS_MODULE, 0);
-	if (card == NULL)
-		return -ENOMEM;
-
-	bt_sco = kmalloc(sizeof(*bt_sco), GFP_KERNEL);
-	if(bt_sco == NULL)
-		return -ENOMEM;
-	memset(bt_sco, 0, sizeof(*bt_sco));
-	card->private_data = bt_sco;
-	card->private_free = snd_card_bt_private_free;
-
-	bt_sco->card = card;
-
-	mutex_init(&bt_sco->thread_sem);
-	mutex_lock(&bt_sco->thread_sem);
-	mutex_init(&bt_sco->sock_sem);
-	mutex_init(&bt_sco->capture_sem);
-	mutex_init(&bt_sco->playback_sem);
-	init_waitqueue_head(&bt_sco->wait);
-	init_waitqueue_head(&bt_sco->hwdep_wait);
-	spin_lock_init(&bt_sco->mixer_changed_lock);
-	spin_lock_init(&bt_sco->count_changed_lock);
-
-	/* These clone flags copied from some other driver.
-	   Not sure that they're really correct... */
-	bt_sco->thread =
-	    kthread_run(snd_card_bt_sco_thread, card, "snd-bt-scod");
-	if (IS_ERR(bt_sco->thread)) {
-		err = PTR_ERR(bt_sco->thread);
-		goto __nodev;
-	}
-
-	mutex_lock(&bt_sco->thread_sem);
-
-	if ((err = snd_card_bt_sco_pcm(bt_sco)) < 0)
-		goto __nodev;
-	if ((err = snd_card_bt_sco_new_mixer(bt_sco)) < 0)
-		goto __nodev;
-	strcpy(card->driver, "Bluetooth SCO");
-	strcpy(card->shortname, "BT Headset");
-	sprintf(card->longname, "BT Headset %i", dev + 1);
-
-	err = snd_hwdep_new(card, "BTSCO", 0, &hw);
-	if (err < 0)
-		goto __nodev;
-
-	sprintf(hw->name, "BTSCO");
-	hw->iface = SNDRV_HWDEP_IFACE_BT_SCO;
-	hw->ops.open = snd_card_bt_open;
-	hw->ops.ioctl = snd_card_bt_ioctl;
-	hw->ops.release = snd_card_bt_release;
-	hw->ops.read = snd_card_bt_read;
-	hw->ops.write = snd_card_bt_write;
-	hw->ops.poll = snd_card_bt_poll;
-
-	if ((err = snd_card_register(card)) == 0) {
-		snd_bt_sco_cards[dev] = card;
-		return 0;
-	}
-      __nodev:
-	snd_card_free(card);
-	return err;
-}
-
-static int __init alsa_card_bt_sco_init(void)
-{
-	printk(KERN_INFO "snd-bt-sco revision %s\n", mod_revision + 11);
-
-	if (snd_card_bt_sco_probe(0) < 0) {
-#ifdef MODULE
-		printk(KERN_ERR
-		       "Bluetooth SCO soundcard not found or device busy\n");
-#endif
-		return -ENODEV;
-	}
-	return 0;
-}
-
-static void __exit alsa_card_bt_sco_exit(void)
-{
-	int idx;
-
-	for (idx = 0; idx < SNDRV_CARDS; idx++)
-		snd_card_free(snd_bt_sco_cards[idx]);
-}
-
-module_init(alsa_card_bt_sco_init)
-    module_exit(alsa_card_bt_sco_exit)
-#ifndef MODULE
-static int __init alsa_card_bt_sco_setup(char *str)
-{
-	static unsigned __initdata nr_dev = 0;
-
-	if (nr_dev >= SNDRV_CARDS)
-		return 0;
-	nr_dev++;
-	return 1;
-}
-
-__setup("snd-bt-sco=", alsa_card_bt_sco_setup);
-
-#endif				/* ifndef MODULE */
-- 
1.6.3.1


Cheers
--- manjo

On Tue, 30 Jun 2009, Andy Whitcroft wrote:

> On Tue, Jun 30, 2009 at 12:03:05AM -0500, Manoj Iyer wrote:
>>
>> The following changes since commit
>> 6581ca720738ab3ad9bb9f2d4d3fac2e3fa6b233:
>>    Andy Whitcroft (1):
>>          UBUNTU: update ndiswrapper to 1.55
>>
>> are available in the git repository at:
>>
>>    git://kernel.ubuntu.com/manjo/ubuntu-karmic.git sndbtsco
>>
>> Manoj Iyer (1):
>>        UBUNTU: SAUCE: Remove snd-bt-sco from ubuntu directory
>>
>>   debian/config/config.common.ports  |    2 +-
>>   debian/config/config.common.ubuntu |    2 +-
>>   ubuntu/misc/media/Kconfig          |    5 -
>>   ubuntu/misc/media/Makefile         |    1 -
>>   ubuntu/misc/media/snd-bt-sco.c     | 1231
>> ------------------------------------
>>   5 files changed, 2 insertions(+), 1239 deletions(-)
>>   delete mode 100644 ubuntu/misc/media/snd-bt-sco.c
>>
>> From 55ac9ef839edab1e67eb98014aba484c8fee05de Mon Sep 17 00:00:00 2001
>> From: Manoj Iyer <manoj.iyer at canonical.com>
>> Date: Tue, 30 Jun 2009 04:03:19 +0000
>> Subject: [PATCH] UBUNTU: SAUCE: Remove snd-bt-sco from ubuntu directory
>
> Why is this being removed?  There was some information in the blueprint,
> so I think that should be here.
>
>> Signed-off-by: Manoj Iyer <manoj.iyer at canonical.com>
>> ---
>>   debian/config/config.common.ports  |    2 +-
>>   debian/config/config.common.ubuntu |    2 +-
>>   ubuntu/misc/media/Kconfig          |    5 -
>>   ubuntu/misc/media/Makefile         |    1 -
>>   ubuntu/misc/media/snd-bt-sco.c     | 1231 ------------------------------------
>>   5 files changed, 2 insertions(+), 1239 deletions(-)
>>   delete mode 100644 ubuntu/misc/media/snd-bt-sco.c
>>
>> diff --git a/debian/config/config.common.ports b/debian/config/config.common.ports
>> index b5114ea..b50ebe7 100644
>> --- a/debian/config/config.common.ports
>> +++ b/debian/config/config.common.ports
>> @@ -2449,7 +2449,7 @@ CONFIG_SND_AOA_SOUNDBUS_I2S=m
>>   CONFIG_SND_AOA_TAS=m
>>   CONFIG_SND_AOA_TOONIE=m
>>   CONFIG_SND_BT87X_OVERCLOCK=y
>> -CONFIG_SND_BTSCO=m
>> +# CONFIG_SND_BTSCO is not set
>
> I would not expect to see these remain at all if the Kconfig item has
> been removed.  You need to remove the Kconfig stuff then run fdr
> updateconfigs and they should go away completely as far as I can tell.
>
>>   CONFIG_SND_CS4281=m
>>   CONFIG_SND_CS46XX=m
>>   CONFIG_SND_CS46XX_NEW_DSP=y
> [...]
>
> -apw
>




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