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-rw-r--r--include/sound/ac97_codec.h32
-rw-r--r--include/sound/ad1848.h22
-rw-r--r--include/sound/ak4xxx-adda.h37
-rw-r--r--include/sound/asound.h19
-rw-r--r--include/sound/control.h13
-rw-r--r--include/sound/core.h10
-rw-r--r--include/sound/emu10k1.h4
-rw-r--r--include/sound/info.h7
-rw-r--r--include/sound/pcm.h4
-rw-r--r--include/sound/timer.h1
-rw-r--r--include/sound/tlv.h60
-rw-r--r--include/sound/vx_core.h1
12 files changed, 179 insertions, 31 deletions
diff --git a/include/sound/ac97_codec.h b/include/sound/ac97_codec.h
index 758f8bf133c7..4c43521cc493 100644
--- a/include/sound/ac97_codec.h
+++ b/include/sound/ac97_codec.h
@@ -27,6 +27,7 @@
#include <linux/bitops.h>
#include <linux/device.h>
+#include <linux/workqueue.h>
#include "pcm.h"
#include "control.h"
#include "info.h"
@@ -140,6 +141,20 @@
#define AC97_GP_DRSS_1011 0x0000 /* LR(C) 10+11(+12) */
#define AC97_GP_DRSS_78 0x0400 /* LR 7+8 */
+/* powerdown bits */
+#define AC97_PD_ADC_STATUS 0x0001 /* ADC status (RO) */
+#define AC97_PD_DAC_STATUS 0x0002 /* DAC status (RO) */
+#define AC97_PD_MIXER_STATUS 0x0004 /* Analog mixer status (RO) */
+#define AC97_PD_VREF_STATUS 0x0008 /* Vref status (RO) */
+#define AC97_PD_PR0 0x0100 /* Power down PCM ADCs and input MUX */
+#define AC97_PD_PR1 0x0200 /* Power down PCM front DAC */
+#define AC97_PD_PR2 0x0400 /* Power down Mixer (Vref still on) */
+#define AC97_PD_PR3 0x0800 /* Power down Mixer (Vref off) */
+#define AC97_PD_PR4 0x1000 /* Power down AC-Link */
+#define AC97_PD_PR5 0x2000 /* Disable internal clock usage */
+#define AC97_PD_PR6 0x4000 /* Headphone amplifier */
+#define AC97_PD_EAPD 0x8000 /* External Amplifer Power Down (EAPD) */
+
/* extended audio ID bit defines */
#define AC97_EI_VRA 0x0001 /* Variable bit rate supported */
#define AC97_EI_DRA 0x0002 /* Double rate supported */
@@ -359,6 +374,7 @@
#define AC97_SCAP_INV_EAPD (1<<7) /* inverted EAPD */
#define AC97_SCAP_DETECT_BY_VENDOR (1<<8) /* use vendor registers for read tests */
#define AC97_SCAP_NO_SPDIF (1<<9) /* don't build SPDIF controls */
+#define AC97_SCAP_EAPD_LED (1<<10) /* EAPD as mute LED */
/* ac97->flags */
#define AC97_HAS_PC_BEEP (1<<0) /* force PC Speaker usage */
@@ -491,6 +507,12 @@ struct snd_ac97 {
/* jack-sharing info */
unsigned char indep_surround;
unsigned char channel_mode;
+
+#ifdef CONFIG_SND_AC97_POWER_SAVE
+ unsigned int power_up; /* power states */
+ struct workqueue_struct *power_workq;
+ struct work_struct power_work;
+#endif
struct device dev;
};
@@ -532,6 +554,15 @@ unsigned short snd_ac97_read(struct snd_ac97 *ac97, unsigned short reg);
void snd_ac97_write_cache(struct snd_ac97 *ac97, unsigned short reg, unsigned short value);
int snd_ac97_update(struct snd_ac97 *ac97, unsigned short reg, unsigned short value);
int snd_ac97_update_bits(struct snd_ac97 *ac97, unsigned short reg, unsigned short mask, unsigned short value);
+#ifdef CONFIG_SND_AC97_POWER_SAVE
+int snd_ac97_update_power(struct snd_ac97 *ac97, int reg, int powerup);
+#else
+static inline int snd_ac97_update_power(struct snd_ac97 *ac97, int reg,
+ int powerup)
+{
+ return 0;
+}
+#endif
#ifdef CONFIG_PM
void snd_ac97_suspend(struct snd_ac97 *ac97);
void snd_ac97_resume(struct snd_ac97 *ac97);
@@ -583,6 +614,7 @@ struct ac97_pcm {
copy_flag: 1, /* lowlevel driver must fill all entries */
spdif: 1; /* spdif pcm */
unsigned short aslots; /* active slots */
+ unsigned short cur_dbl; /* current double-rate state */
unsigned int rates; /* available rates */
struct {
unsigned short slots; /* driver input: requested AC97 slot numbers */
diff --git a/include/sound/ad1848.h b/include/sound/ad1848.h
index 57af1fe7b309..c8de6f83338f 100644
--- a/include/sound/ad1848.h
+++ b/include/sound/ad1848.h
@@ -179,14 +179,13 @@ enum { AD1848_MIX_SINGLE, AD1848_MIX_DOUBLE, AD1848_MIX_CAPTURE };
#define AD1848_MIXVAL_DOUBLE(left_reg, right_reg, shift_left, shift_right, mask, invert) \
((left_reg) | ((right_reg) << 8) | ((shift_left) << 16) | ((shift_right) << 19) | ((mask) << 24) | ((invert) << 22))
-int snd_ad1848_add_ctl(struct snd_ad1848 *chip, const char *name, int index, int type, unsigned long value);
-
/* for ease of use */
struct ad1848_mix_elem {
const char *name;
int index;
int type;
unsigned long private_value;
+ unsigned int *tlv;
};
#define AD1848_SINGLE(xname, xindex, reg, shift, mask, invert) \
@@ -195,15 +194,26 @@ struct ad1848_mix_elem {
.type = AD1848_MIX_SINGLE, \
.private_value = AD1848_MIXVAL_SINGLE(reg, shift, mask, invert) }
+#define AD1848_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \
+{ .name = xname, \
+ .index = xindex, \
+ .type = AD1848_MIX_SINGLE, \
+ .private_value = AD1848_MIXVAL_SINGLE(reg, shift, mask, invert), \
+ .tlv = xtlv }
+
#define AD1848_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
{ .name = xname, \
.index = xindex, \
.type = AD1848_MIX_DOUBLE, \
.private_value = AD1848_MIXVAL_DOUBLE(left_reg, right_reg, shift_left, shift_right, mask, invert) }
-static inline int snd_ad1848_add_ctl_elem(struct snd_ad1848 *chip, const struct ad1848_mix_elem *c)
-{
- return snd_ad1848_add_ctl(chip, c->name, c->index, c->type, c->private_value);
-}
+#define AD1848_DOUBLE_TLV(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert, xtlv) \
+{ .name = xname, \
+ .index = xindex, \
+ .type = AD1848_MIX_DOUBLE, \
+ .private_value = AD1848_MIXVAL_DOUBLE(left_reg, right_reg, shift_left, shift_right, mask, invert), \
+ .tlv = xtlv }
+
+int snd_ad1848_add_ctl_elem(struct snd_ad1848 *chip, const struct ad1848_mix_elem *c);
#endif /* __SOUND_AD1848_H */
diff --git a/include/sound/ak4xxx-adda.h b/include/sound/ak4xxx-adda.h
index 3d9888492026..d0deca669b92 100644
--- a/include/sound/ak4xxx-adda.h
+++ b/include/sound/ak4xxx-adda.h
@@ -39,26 +39,39 @@ struct snd_ak4xxx_ops {
#define AK4XXX_IMAGE_SIZE (AK4XXX_MAX_CHIPS * 16) /* 64 bytes */
+/* DAC label and channels */
+struct snd_akm4xxx_dac_channel {
+ char *name; /* mixer volume name */
+ unsigned int num_channels;
+};
+
+/* ADC labels and channels */
+struct snd_akm4xxx_adc_channel {
+ char *name; /* capture gain volume label */
+ char *switch_name; /* capture switch */
+ unsigned int num_channels;
+};
+
struct snd_akm4xxx {
struct snd_card *card;
unsigned int num_adcs; /* AK4524 or AK4528 ADCs */
unsigned int num_dacs; /* AK4524 or AK4528 DACs */
unsigned char images[AK4XXX_IMAGE_SIZE]; /* saved register image */
- unsigned char ipga_gain[AK4XXX_MAX_CHIPS][2]; /* saved register image
- * for IPGA (AK4528)
- */
+ unsigned char volumes[AK4XXX_IMAGE_SIZE]; /* saved volume values */
unsigned long private_value[AK4XXX_MAX_CHIPS]; /* helper for driver */
void *private_data[AK4XXX_MAX_CHIPS]; /* helper for driver */
/* template should fill the following fields */
unsigned int idx_offset; /* control index offset */
enum {
SND_AK4524, SND_AK4528, SND_AK4529,
- SND_AK4355, SND_AK4358, SND_AK4381
+ SND_AK4355, SND_AK4358, SND_AK4381,
+ SND_AK5365
} type;
- unsigned int *num_stereo; /* array of combined counts
- * for the mixer
- */
- char **channel_names; /* array of mixer channel names */
+
+ /* (array) information of combined codecs */
+ struct snd_akm4xxx_dac_channel *dac_info;
+ struct snd_akm4xxx_adc_channel *adc_info;
+
struct snd_ak4xxx_ops ops;
};
@@ -72,9 +85,9 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak);
(ak)->images[(chip) * 16 + (reg)]
#define snd_akm4xxx_set(ak,chip,reg,val) \
((ak)->images[(chip) * 16 + (reg)] = (val))
-#define snd_akm4xxx_get_ipga(ak,chip,reg) \
- (ak)->ipga_gain[chip][(reg)-4]
-#define snd_akm4xxx_set_ipga(ak,chip,reg,val) \
- ((ak)->ipga_gain[chip][(reg)-4] = (val))
+#define snd_akm4xxx_get_vol(ak,chip,reg) \
+ (ak)->volumes[(chip) * 16 + (reg)]
+#define snd_akm4xxx_set_vol(ak,chip,reg,val) \
+ ((ak)->volumes[(chip) * 16 + (reg)] = (val))
#endif /* __SOUND_AK4XXX_ADDA_H */
diff --git a/include/sound/asound.h b/include/sound/asound.h
index 41885f48ad91..c1621c650a9a 100644
--- a/include/sound/asound.h
+++ b/include/sound/asound.h
@@ -688,7 +688,7 @@ struct snd_timer_tread {
* *
****************************************************************************/
-#define SNDRV_CTL_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 3)
+#define SNDRV_CTL_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 4)
struct snd_ctl_card_info {
int card; /* card number */
@@ -727,10 +727,15 @@ typedef int __bitwise snd_ctl_elem_iface_t;
#define SNDRV_CTL_ELEM_ACCESS_WRITE (1<<1)
#define SNDRV_CTL_ELEM_ACCESS_READWRITE (SNDRV_CTL_ELEM_ACCESS_READ|SNDRV_CTL_ELEM_ACCESS_WRITE)
#define SNDRV_CTL_ELEM_ACCESS_VOLATILE (1<<2) /* control value may be changed without a notification */
-#define SNDRV_CTL_ELEM_ACCESS_TIMESTAMP (1<<2) /* when was control changed */
+#define SNDRV_CTL_ELEM_ACCESS_TIMESTAMP (1<<3) /* when was control changed */
+#define SNDRV_CTL_ELEM_ACCESS_TLV_READ (1<<4) /* TLV read is possible */
+#define SNDRV_CTL_ELEM_ACCESS_TLV_WRITE (1<<5) /* TLV write is possible */
+#define SNDRV_CTL_ELEM_ACCESS_TLV_READWRITE (SNDRV_CTL_ELEM_ACCESS_TLV_READ|SNDRV_CTL_ELEM_ACCESS_TLV_WRITE)
+#define SNDRV_CTL_ELEM_ACCESS_TLV_COMMAND (1<<6) /* TLV command is possible */
#define SNDRV_CTL_ELEM_ACCESS_INACTIVE (1<<8) /* control does actually nothing, but may be updated */
#define SNDRV_CTL_ELEM_ACCESS_LOCK (1<<9) /* write lock */
#define SNDRV_CTL_ELEM_ACCESS_OWNER (1<<10) /* write lock owner */
+#define SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK (1<<28) /* kernel use a TLV callback */
#define SNDRV_CTL_ELEM_ACCESS_USER (1<<29) /* user space element */
#define SNDRV_CTL_ELEM_ACCESS_DINDIRECT (1<<30) /* indirect access for matrix dimensions in the info structure */
#define SNDRV_CTL_ELEM_ACCESS_INDIRECT (1<<31) /* indirect access for element value in the value structure */
@@ -818,6 +823,12 @@ struct snd_ctl_elem_value {
unsigned char reserved[128-sizeof(struct timespec)];
};
+struct snd_ctl_tlv {
+ unsigned int numid; /* control element numeric identification */
+ unsigned int length; /* in bytes aligned to 4 */
+ unsigned int tlv[0]; /* first TLV */
+};
+
enum {
SNDRV_CTL_IOCTL_PVERSION = _IOR('U', 0x00, int),
SNDRV_CTL_IOCTL_CARD_INFO = _IOR('U', 0x01, struct snd_ctl_card_info),
@@ -831,6 +842,9 @@ enum {
SNDRV_CTL_IOCTL_ELEM_ADD = _IOWR('U', 0x17, struct snd_ctl_elem_info),
SNDRV_CTL_IOCTL_ELEM_REPLACE = _IOWR('U', 0x18, struct snd_ctl_elem_info),
SNDRV_CTL_IOCTL_ELEM_REMOVE = _IOWR('U', 0x19, struct snd_ctl_elem_id),
+ SNDRV_CTL_IOCTL_TLV_READ = _IOWR('U', 0x1a, struct snd_ctl_tlv),
+ SNDRV_CTL_IOCTL_TLV_WRITE = _IOWR('U', 0x1b, struct snd_ctl_tlv),
+ SNDRV_CTL_IOCTL_TLV_COMMAND = _IOWR('U', 0x1c, struct snd_ctl_tlv),
SNDRV_CTL_IOCTL_HWDEP_NEXT_DEVICE = _IOWR('U', 0x20, int),
SNDRV_CTL_IOCTL_HWDEP_INFO = _IOR('U', 0x21, struct snd_hwdep_info),
SNDRV_CTL_IOCTL_PCM_NEXT_DEVICE = _IOR('U', 0x30, int),
@@ -855,6 +869,7 @@ enum sndrv_ctl_event_type {
#define SNDRV_CTL_EVENT_MASK_VALUE (1<<0) /* element value was changed */
#define SNDRV_CTL_EVENT_MASK_INFO (1<<1) /* element info was changed */
#define SNDRV_CTL_EVENT_MASK_ADD (1<<2) /* element was added */
+#define SNDRV_CTL_EVENT_MASK_TLV (1<<3) /* element TLV tree was changed */
#define SNDRV_CTL_EVENT_MASK_REMOVE (~0U) /* element was removed */
struct snd_ctl_event {
diff --git a/include/sound/control.h b/include/sound/control.h
index 2489b1eb0110..1de148b0fd94 100644
--- a/include/sound/control.h
+++ b/include/sound/control.h
@@ -30,6 +30,11 @@ struct snd_kcontrol;
typedef int (snd_kcontrol_info_t) (struct snd_kcontrol * kcontrol, struct snd_ctl_elem_info * uinfo);
typedef int (snd_kcontrol_get_t) (struct snd_kcontrol * kcontrol, struct snd_ctl_elem_value * ucontrol);
typedef int (snd_kcontrol_put_t) (struct snd_kcontrol * kcontrol, struct snd_ctl_elem_value * ucontrol);
+typedef int (snd_kcontrol_tlv_rw_t)(struct snd_kcontrol *kcontrol,
+ int op_flag, /* 0=read,1=write,-1=command */
+ unsigned int size,
+ unsigned int __user *tlv);
+
struct snd_kcontrol_new {
snd_ctl_elem_iface_t iface; /* interface identifier */
@@ -42,6 +47,10 @@ struct snd_kcontrol_new {
snd_kcontrol_info_t *info;
snd_kcontrol_get_t *get;
snd_kcontrol_put_t *put;
+ union {
+ snd_kcontrol_tlv_rw_t *c;
+ unsigned int *p;
+ } tlv;
unsigned long private_value;
};
@@ -58,6 +67,10 @@ struct snd_kcontrol {
snd_kcontrol_info_t *info;
snd_kcontrol_get_t *get;
snd_kcontrol_put_t *put;
+ union {
+ snd_kcontrol_tlv_rw_t *c;
+ unsigned int *p;
+ } tlv;
unsigned long private_value;
void *private_data;
void (*private_free)(struct snd_kcontrol *kcontrol);
diff --git a/include/sound/core.h b/include/sound/core.h
index bab3ff457e40..b056ea925ecf 100644
--- a/include/sound/core.h
+++ b/include/sound/core.h
@@ -25,8 +25,8 @@
#include <linux/sched.h> /* wake_up() */
#include <linux/mutex.h> /* struct mutex */
#include <linux/rwsem.h> /* struct rw_semaphore */
-#include <linux/workqueue.h> /* struct workqueue_struct */
#include <linux/pm.h> /* pm_message_t */
+#include <linux/device.h>
/* forward declarations */
#ifdef CONFIG_PCI
@@ -71,7 +71,6 @@ struct snd_device_ops {
int (*dev_free)(struct snd_device *dev);
int (*dev_register)(struct snd_device *dev);
int (*dev_disconnect)(struct snd_device *dev);
- int (*dev_unregister)(struct snd_device *dev);
};
struct snd_device {
@@ -131,8 +130,8 @@ struct snd_card {
state */
spinlock_t files_lock; /* lock the files for this card */
int shutdown; /* this card is going down */
+ int free_on_last_close; /* free in context of file_release */
wait_queue_head_t shutdown_sleep;
- struct work_struct free_workq; /* for free in workqueue */
struct device *dev;
#ifdef CONFIG_PM
@@ -188,6 +187,7 @@ struct snd_minor {
int device; /* device number */
const struct file_operations *f_ops; /* file operations */
void *private_data; /* private data for f_ops->open */
+ struct class_device *class_dev; /* class device for sysfs */
};
/* sound.c */
@@ -202,6 +202,8 @@ int snd_register_device(int type, struct snd_card *card, int dev,
const char *name);
int snd_unregister_device(int type, struct snd_card *card, int dev);
void *snd_lookup_minor_data(unsigned int minor, int type);
+int snd_add_device_sysfs_file(int type, struct snd_card *card, int dev,
+ const struct class_device_attribute *attr);
#ifdef CONFIG_SND_OSSEMUL
int snd_register_oss_device(int type, struct snd_card *card, int dev,
@@ -244,7 +246,7 @@ struct snd_card *snd_card_new(int idx, const char *id,
struct module *module, int extra_size);
int snd_card_disconnect(struct snd_card *card);
int snd_card_free(struct snd_card *card);
-int snd_card_free_in_thread(struct snd_card *card);
+int snd_card_free_when_closed(struct snd_card *card);
int snd_card_register(struct snd_card *card);
int snd_card_info_init(void);
int snd_card_info_done(void);
diff --git a/include/sound/emu10k1.h b/include/sound/emu10k1.h
index 884bbf54cd36..892e310c504d 100644
--- a/include/sound/emu10k1.h
+++ b/include/sound/emu10k1.h
@@ -1524,6 +1524,10 @@ struct snd_emu10k1_fx8010_control_gpr {
unsigned int value[32]; /* initial values */
unsigned int min; /* minimum range */
unsigned int max; /* maximum range */
+ union {
+ snd_kcontrol_tlv_rw_t *c;
+ unsigned int *p;
+ } tlv;
unsigned int translation; /* translation type (EMU10K1_GPR_TRANSLATION*) */
};
diff --git a/include/sound/info.h b/include/sound/info.h
index 74f6996769c7..97ffc4fb9969 100644
--- a/include/sound/info.h
+++ b/include/sound/info.h
@@ -71,7 +71,6 @@ struct snd_info_entry {
mode_t mode;
long size;
unsigned short content;
- unsigned short disconnected: 1;
union {
struct snd_info_entry_text text;
struct snd_info_entry_ops *ops;
@@ -83,6 +82,8 @@ struct snd_info_entry {
void (*private_free)(struct snd_info_entry *entry);
struct proc_dir_entry *p;
struct mutex access;
+ struct list_head children;
+ struct list_head list;
};
#if defined(CONFIG_SND_OSSEMUL) && defined(CONFIG_PROC_FS)
@@ -122,8 +123,8 @@ int snd_info_restore_text(struct snd_info_entry * entry);
int snd_info_card_create(struct snd_card * card);
int snd_info_card_register(struct snd_card * card);
int snd_info_card_free(struct snd_card * card);
+void snd_info_card_disconnect(struct snd_card * card);
int snd_info_register(struct snd_info_entry * entry);
-int snd_info_unregister(struct snd_info_entry * entry);
/* for card drivers */
int snd_card_proc_new(struct snd_card *card, const char *name, struct snd_info_entry **entryp);
@@ -156,8 +157,8 @@ static inline void snd_info_free_entry(struct snd_info_entry * entry) { ; }
static inline int snd_info_card_create(struct snd_card * card) { return 0; }
static inline int snd_info_card_register(struct snd_card * card) { return 0; }
static inline int snd_info_card_free(struct snd_card * card) { return 0; }
+static inline void snd_info_card_disconnect(struct snd_card * card) { }
static inline int snd_info_register(struct snd_info_entry * entry) { return 0; }
-static inline int snd_info_unregister(struct snd_info_entry * entry) { return 0; }
static inline int snd_card_proc_new(struct snd_card *card, const char *name,
struct snd_info_entry **entryp) { return -EINVAL; }
diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index f84d84993a31..60d40b34efc0 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -190,7 +190,7 @@ struct snd_pcm_ops {
struct snd_pcm_file {
struct snd_pcm_substream *substream;
- struct snd_pcm_file *next;
+ int no_compat_mmap;
};
struct snd_pcm_hw_rule;
@@ -384,7 +384,6 @@ struct snd_pcm_substream {
struct snd_info_entry *proc_prealloc_entry;
#endif
/* misc flags */
- unsigned int no_mmap_ctrl: 1;
unsigned int hw_opened: 1;
};
@@ -402,7 +401,6 @@ struct snd_pcm_str {
/* -- OSS things -- */
struct snd_pcm_oss_stream oss;
#endif
- struct snd_pcm_file *files;
#ifdef CONFIG_SND_VERBOSE_PROCFS
struct snd_info_entry *proc_root;
struct snd_info_entry *proc_info_entry;
diff --git a/include/sound/timer.h b/include/sound/timer.h
index 5ece2bf541dc..d42c083db1da 100644
--- a/include/sound/timer.h
+++ b/include/sound/timer.h
@@ -129,7 +129,6 @@ void snd_timer_notify(struct snd_timer *timer, int event, struct timespec *tstam
int snd_timer_global_new(char *id, int device, struct snd_timer **rtimer);
int snd_timer_global_free(struct snd_timer *timer);
int snd_timer_global_register(struct snd_timer *timer);
-int snd_timer_global_unregister(struct snd_timer *timer);
int snd_timer_open(struct snd_timer_instance **ti, char *owner, struct snd_timer_id *tid, unsigned int slave_id);
int snd_timer_close(struct snd_timer_instance *timeri);
diff --git a/include/sound/tlv.h b/include/sound/tlv.h
new file mode 100644
index 000000000000..d93a96b91875
--- /dev/null
+++ b/include/sound/tlv.h
@@ -0,0 +1,60 @@
+#ifndef __SOUND_TLV_H
+#define __SOUND_TLV_H
+
+/*
+ * Advanced Linux Sound Architecture - ALSA - Driver
+ * Copyright (c) 2006 by Jaroslav Kysela <perex@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
+ *
+ */
+
+/*
+ * TLV structure is right behind the struct snd_ctl_tlv:
+ * unsigned int type - see SNDRV_CTL_TLVT_*
+ * unsigned int length
+ * .... data aligned to sizeof(unsigned int), use
+ * block_length = (length + (sizeof(unsigned int) - 1)) &
+ * ~(sizeof(unsigned int) - 1)) ....
+ */
+
+#define SNDRV_CTL_TLVT_CONTAINER 0 /* one level down - group of TLVs */
+#define SNDRV_CTL_TLVT_DB_SCALE 1 /* dB scale */
+#define SNDRV_CTL_TLVT_DB_LINEAR 2 /* linear volume */
+#define SNDRV_CTL_TLVT_DB_RANGE 3 /* dB range container */
+
+#define TLV_DB_SCALE_ITEM(min, step, mute) \
+ SNDRV_CTL_TLVT_DB_SCALE, 2 * sizeof(unsigned int), \
+ (min), ((step) & 0xffff) | ((mute) ? 0x10000 : 0)
+#define DECLARE_TLV_DB_SCALE(name, min, step, mute) \
+ unsigned int name[] = { TLV_DB_SCALE_ITEM(min, step, mute) }
+
+/* linear volume between min_dB and max_dB (.01dB unit) */
+#define TLV_DB_LINEAR_ITEM(min_dB, max_dB) \
+ SNDRV_CTL_TLVT_DB_LINEAR, 2 * sizeof(unsigned int), \
+ (min_dB), (max_dB)
+#define DECLARE_TLV_DB_LINEAR(name, min_dB, max_dB) \
+ unsigned int name[] = { TLV_DB_LINEAR_ITEM(min_dB, max_dB) }
+
+/* dB range container */
+/* Each item is: <min> <max> <TLV> */
+/* The below assumes that each item TLV is 4 words like DB_SCALE or LINEAR */
+#define TLV_DB_RANGE_HEAD(num) \
+ SNDRV_CTL_TLVT_DB_RANGE, 6 * (num) * sizeof(unsigned int)
+
+#define TLV_DB_GAIN_MUTE -9999999
+
+#endif /* __SOUND_TLV_H */
diff --git a/include/sound/vx_core.h b/include/sound/vx_core.h
index 9821a6194caa..dbca14170615 100644
--- a/include/sound/vx_core.h
+++ b/include/sound/vx_core.h
@@ -128,6 +128,7 @@ struct snd_vx_hardware {
unsigned int num_ins;
unsigned int num_outs;
unsigned int output_level_max;
+ unsigned int *output_level_db_scale;
};
/* hwdep id string */
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-12-13 22:01:31 +0000