From 42750b04c5baa7c5ffdf0a8be2b9b320efdf069f Mon Sep 17 00:00:00 2001 From: Jaroslav Kysela Date: Thu, 1 Jun 2006 18:34:01 +0200 Subject: [ALSA] Control API - TLV implementation for additional information like dB scale This patch implements a TLV mechanism to transfer an additional information like dB scale to the user space. The types might be extended in future. Acked-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- include/sound/asound.h | 9 ++++++++- include/sound/control.h | 2 ++ include/sound/tlv.h | 43 +++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 53 insertions(+), 1 deletion(-) create mode 100644 include/sound/tlv.h (limited to 'include') diff --git a/include/sound/asound.h b/include/sound/asound.h index 41885f48ad9..76a20406bd1 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 */ @@ -818,6 +818,12 @@ 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 +837,7 @@ 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_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), diff --git a/include/sound/control.h b/include/sound/control.h index 2489b1eb011..a93a58d0e68 100644 --- a/include/sound/control.h +++ b/include/sound/control.h @@ -42,6 +42,7 @@ struct snd_kcontrol_new { snd_kcontrol_info_t *info; snd_kcontrol_get_t *get; snd_kcontrol_put_t *put; + unsigned int *tlv; unsigned long private_value; }; @@ -58,6 +59,7 @@ struct snd_kcontrol { snd_kcontrol_info_t *info; snd_kcontrol_get_t *get; snd_kcontrol_put_t *put; + unsigned int *tlv; unsigned long private_value; void *private_data; void (*private_free)(struct snd_kcontrol *kcontrol); diff --git a/include/sound/tlv.h b/include/sound/tlv.h new file mode 100644 index 00000000000..b826e1df1da --- /dev/null +++ b/include/sound/tlv.h @@ -0,0 +1,43 @@ +#ifndef __SOUND_TLV_H +#define __SOUND_TLV_H + +/* + * Advanced Linux Sound Architecture - ALSA - Driver + * Copyright (c) 2006 by Jaroslav Kysela + * + * + * 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 DECLARE_TLV_DB_SCALE(name, min, step, mute) \ +unsigned int name[] = { \ + SNDRV_CTL_TLVT_DB_SCALE, 2 * sizeof(unsigned int), \ + (min), ((step) & 0xffff) | ((mute) ? 0x10000 : 0) \ +} + +#endif /* __SOUND_TLV_H */ -- cgit v1.2.3 From 746d4a02e68499fc6c1f8d0c43d2271853ade181 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Fri, 23 Jun 2006 14:37:59 +0200 Subject: [ALSA] Fix disconnection of proc interface - Add the linked list to each proc entry to enable a single-shot disconnection (unregister) - Deprecate snd_info_unregister(), use snd_info_free_entry() - Removed NULL checks of snd_info_free_entry() Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- include/sound/info.h | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'include') diff --git a/include/sound/info.h b/include/sound/info.h index 74f6996769c..97ffc4fb996 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; } -- cgit v1.2.3 From c461482c8072bb073e6146db320d3da85cdc89ad Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Fri, 23 Jun 2006 14:38:23 +0200 Subject: [ALSA] Unregister device files at disconnection Orignally proposed by Sam Revitch . Unregister device files at disconnection to avoid the futher accesses. Also, the dev_unregister callback is removed and replaced with the combination of disconnect + free. A new function snd_card_free_when_closed() is introduced, which is used in USB disconnect callback. Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- include/sound/core.h | 3 ++- include/sound/timer.h | 1 - 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'include') diff --git a/include/sound/core.h b/include/sound/core.h index bab3ff457e4..cf4001cf624 100644 --- a/include/sound/core.h +++ b/include/sound/core.h @@ -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 { @@ -131,6 +130,7 @@ 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; @@ -244,6 +244,7 @@ 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_when_closed(struct snd_card *card); int snd_card_free_in_thread(struct snd_card *card); int snd_card_register(struct snd_card *card); int snd_card_info_init(void); diff --git a/include/sound/timer.h b/include/sound/timer.h index 5ece2bf541d..d42c083db1d 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); -- cgit v1.2.3 From 2b29b13c5794f648cd5e839796496704d787f5a6 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Fri, 23 Jun 2006 14:38:26 +0200 Subject: [ALSA] Deprecate snd_card_free_in_thread() Deprecated snd_card_free_in_thread(), replaced with snd_card_free_when_closed(). Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- include/sound/core.h | 3 --- 1 file changed, 3 deletions(-) (limited to 'include') diff --git a/include/sound/core.h b/include/sound/core.h index cf4001cf624..1359c532b68 100644 --- a/include/sound/core.h +++ b/include/sound/core.h @@ -25,7 +25,6 @@ #include /* wake_up() */ #include /* struct mutex */ #include /* struct rw_semaphore */ -#include /* struct workqueue_struct */ #include /* pm_message_t */ /* forward declarations */ @@ -132,7 +131,6 @@ struct snd_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 @@ -245,7 +243,6 @@ struct snd_card *snd_card_new(int idx, const char *id, int snd_card_disconnect(struct snd_card *card); int snd_card_free(struct snd_card *card); int snd_card_free_when_closed(struct snd_card *card); -int snd_card_free_in_thread(struct snd_card *card); int snd_card_register(struct snd_card *card); int snd_card_info_init(void); int snd_card_info_done(void); -- cgit v1.2.3 From 6dbe662874ba08585eaf732d126762c25ac8e3f7 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Tue, 27 Jun 2006 18:28:53 +0200 Subject: [ALSA] Add experimental support of aggressive AC97 power-saving mode Added CONFIG_SND_AC97_POWER_SAVE kernel config to enable the support of aggressive AC97 power-saving mode. In this mode, the AC97 powerdown register bits are dynamically controlled at each open/close of PCM streams. The mode is activated via power_save option for snd-ac97-codec driver. As default it's off. It can be turned on/off on the fly via sysfs, too. Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- include/sound/ac97_codec.h | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) (limited to 'include') diff --git a/include/sound/ac97_codec.h b/include/sound/ac97_codec.h index 758f8bf133c..4c43521cc49 100644 --- a/include/sound/ac97_codec.h +++ b/include/sound/ac97_codec.h @@ -27,6 +27,7 @@ #include #include +#include #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 */ -- cgit v1.2.3 From 8aa9b586e42099817163aba01d925c2660c4dbbe Mon Sep 17 00:00:00 2001 From: Jaroslav Kysela Date: Wed, 5 Jul 2006 17:34:51 +0200 Subject: [ALSA] Control API - more robust TLV implementation - added callback option - added READ/WRITE/COMMAND flags to access member - added WRITE/COMMAND ioctls - added SNDRV_CTL_EVENT_MASK_TLV for TLV change notifications - added TLV support to ELEM_ADD ioctl Signed-off-by: Jaroslav Kysela --- include/sound/asound.h | 10 +++++++++- include/sound/control.h | 16 ++++++++++++++-- 2 files changed, 23 insertions(+), 3 deletions(-) (limited to 'include') diff --git a/include/sound/asound.h b/include/sound/asound.h index 76a20406bd1..c1621c650a9 100644 --- a/include/sound/asound.h +++ b/include/sound/asound.h @@ -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 */ @@ -838,6 +843,8 @@ enum { 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), @@ -862,6 +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 a93a58d0e68..e3905c5a095 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 */ @@ -42,7 +47,10 @@ struct snd_kcontrol_new { snd_kcontrol_info_t *info; snd_kcontrol_get_t *get; snd_kcontrol_put_t *put; - unsigned int *tlv; + union { + snd_kcontrol_tlv_rw_t *c; + unsigned int *p; + } tlv; unsigned long private_value; }; @@ -59,7 +67,11 @@ struct snd_kcontrol { snd_kcontrol_info_t *info; snd_kcontrol_get_t *get; snd_kcontrol_put_t *put; - unsigned int *tlv; + snd_kcontrol_tlv_rw_t *tlv_rw; + 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); -- cgit v1.2.3 From 6a65d793b0a82c7e190d9fd92a479401b6a127ca Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Fri, 14 Jul 2006 14:39:34 +0200 Subject: [ALSA] Remove unused tlv_rw field from struct snd_kcontrol Remove unused tlv_rw field from struct snd_kcontrol. The callback is set in tlv.c field, instead. Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- include/sound/control.h | 1 - 1 file changed, 1 deletion(-) (limited to 'include') diff --git a/include/sound/control.h b/include/sound/control.h index e3905c5a095..1de148b0fd9 100644 --- a/include/sound/control.h +++ b/include/sound/control.h @@ -67,7 +67,6 @@ struct snd_kcontrol { snd_kcontrol_info_t *info; snd_kcontrol_get_t *get; snd_kcontrol_put_t *put; - snd_kcontrol_tlv_rw_t *tlv_rw; union { snd_kcontrol_tlv_rw_t *c; unsigned int *p; -- cgit v1.2.3 From 31508f83f591dc8764427b6321c89f8f9e84bad2 Mon Sep 17 00:00:00 2001 From: James Courtier-Dutton Date: Sat, 22 Jul 2006 17:02:10 +0100 Subject: [ALSA] snd-emu10k1: Implement dB gain infomation. Signed-off-by: James Courtier-Dutton Signed-off-by: Jaroslav Kysela --- include/sound/emu10k1.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include') diff --git a/include/sound/emu10k1.h b/include/sound/emu10k1.h index 884bbf54cd3..892e310c504 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*) */ }; -- cgit v1.2.3 From 548a648b98318e4b843b636dd2c7f42377e19a00 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Mon, 31 Jul 2006 16:51:51 +0200 Subject: [ALSA] Fix control/status mmap with shared PCM substream The flag to avoid 32bit-incompatible mmap for control/status records should be outside the pcm substream instance since a substream can be shared among multiple opens. Now it's flagged in pcm_file list that is directly assigned to file->private_data. Also, removed snd_pcm_add_file() and remove_file() functions and substream.files field that are not really used in the code. Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- include/sound/pcm.h | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) (limited to 'include') diff --git a/include/sound/pcm.h b/include/sound/pcm.h index f84d84993a3..60d40b34efc 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; -- cgit v1.2.3 From 683fe1537e660c322c8af953773921e814791193 Mon Sep 17 00:00:00 2001 From: Jochen Voss Date: Tue, 8 Aug 2006 21:12:44 +0200 Subject: [ALSA] Revolution 5.1 - add AK5365 ADC support Add support for the AK5365 ADC. Signed-off-by: Jochen Voss Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- include/sound/ak4xxx-adda.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'include') diff --git a/include/sound/ak4xxx-adda.h b/include/sound/ak4xxx-adda.h index 3d988849202..65ddfa3cac1 100644 --- a/include/sound/ak4xxx-adda.h +++ b/include/sound/ak4xxx-adda.h @@ -53,7 +53,8 @@ struct snd_akm4xxx { 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 -- cgit v1.2.3 From eac06a10d2b814dfacc36a8fff35ef07bf4eec8e Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Tue, 22 Aug 2006 13:16:25 +0200 Subject: [ALSA] Add dB scale information to ad1848 driver Added the dB scale information to ad1848 driver. Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- include/sound/ad1848.h | 22 ++++++++++++++++------ 1 file changed, 16 insertions(+), 6 deletions(-) (limited to 'include') diff --git a/include/sound/ad1848.h b/include/sound/ad1848.h index 57af1fe7b30..c8de6f83338 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 */ -- cgit v1.2.3 From 1186ed8c7dc9c0185e783beddf241509cc224f1a Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Wed, 23 Aug 2006 19:53:28 +0200 Subject: [ALSA] Add dB scale information to vxpocket and vx222 drivers Added the dB scale information to vxpocket and vx222 drivers. Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- include/sound/vx_core.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include') diff --git a/include/sound/vx_core.h b/include/sound/vx_core.h index 9821a6194ca..dbca1417061 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 */ -- cgit v1.2.3 From 063a40d9111ce7558f2fdfa4f85acfc47eb27353 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Mon, 28 Aug 2006 13:20:13 +0200 Subject: [ALSA] Add the definition of linear volume TLV Added the definition of linear volume TLV type. Some DSP chips and codecs (e.g. AK codec) use linear volume control. Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- include/sound/tlv.h | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'include') diff --git a/include/sound/tlv.h b/include/sound/tlv.h index b826e1df1da..7905841643d 100644 --- a/include/sound/tlv.h +++ b/include/sound/tlv.h @@ -33,6 +33,7 @@ #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 DECLARE_TLV_DB_SCALE(name, min, step, mute) \ unsigned int name[] = { \ @@ -40,4 +41,13 @@ unsigned int name[] = { \ (min), ((step) & 0xffff) | ((mute) ? 0x10000 : 0) \ } +/* linear volume between min_dB and max_dB (.01dB unit) */ +#define DECLARE_TLV_DB_LINEAR(name, min_dB, max_dB) \ +unsigned int name[] = { \ + SNDRV_CTL_TLVT_DB_LINEAR, 2 * sizeof(unsigned int), \ + (min_dB), (max_dB) \ +} + +#define TLV_DB_GAIN_MUTE -9999999 + #endif /* __SOUND_TLV_H */ -- cgit v1.2.3 From 723b2b0d36fa7cea81a962af2d40d88520d5a5f1 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Wed, 30 Aug 2006 16:49:54 +0200 Subject: [ALSA] Clean up and add TLV support to AK4xxx i2c driver - Clean up the code in AK4xxx-ADDA i2c code. - Fix capture gain controls for AK5365 - Changed the static table for DAC/ADC mixer labels to use structs - Implemented TLV entries for each AK codec The volumes in AK4524, AK4528 and AK5365 are corrected with a table to be suitable for dB conversion. Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- include/sound/ak4xxx-adda.h | 40 +++++++++++++++++++++++++++++++--------- 1 file changed, 31 insertions(+), 9 deletions(-) (limited to 'include') diff --git a/include/sound/ak4xxx-adda.h b/include/sound/ak4xxx-adda.h index 65ddfa3cac1..026e4072a9a 100644 --- a/include/sound/ak4xxx-adda.h +++ b/include/sound/ak4xxx-adda.h @@ -39,14 +39,26 @@ 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 *gain_name; /* IPGA */ + 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 */ @@ -56,10 +68,11 @@ struct snd_akm4xxx { 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; }; @@ -73,9 +86,18 @@ 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_vol(ak,chip,reg) \ + (ak)->volumes[(chip) * 16 + (reg)] +#define snd_akm4xxx_set_vol(ak,chip,reg,val) \ + ((ak)->volumes[(chip) * 16 + (reg)] = (val)) + +/* Warning: IPGA is tricky - we assume the addr + 4 is unused + * so far, it's OK for all AK codecs with IPGA: + * AK4524, AK4528 and EK5365 + */ #define snd_akm4xxx_get_ipga(ak,chip,reg) \ - (ak)->ipga_gain[chip][(reg)-4] + snd_akm4xxx_get_vol(ak, chip, (reg) + 4) #define snd_akm4xxx_set_ipga(ak,chip,reg,val) \ - ((ak)->ipga_gain[chip][(reg)-4] = (val)) + snd_akm4xxx_set_vol(ak, chip, (reg) + 4, val) #endif /* __SOUND_AK4XXX_ADDA_H */ -- cgit v1.2.3 From 55a29af5ed5d914f017e6a7c613a4d7cc34f82d9 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Wed, 6 Sep 2006 12:15:34 +0200 Subject: [ALSA] Add definition of TLV dB range compound Added the definition of TLV dB range compound. It contains one or more dB-range or linear-volume TLV entries with min/max ranges. Used for volume controls with non-linear curves. Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- include/sound/tlv.h | 23 +++++++++++++++-------- 1 file changed, 15 insertions(+), 8 deletions(-) (limited to 'include') diff --git a/include/sound/tlv.h b/include/sound/tlv.h index 7905841643d..d93a96b9187 100644 --- a/include/sound/tlv.h +++ b/include/sound/tlv.h @@ -34,19 +34,26 @@ #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[] = { \ - SNDRV_CTL_TLVT_DB_SCALE, 2 * sizeof(unsigned int), \ - (min), ((step) & 0xffff) | ((mute) ? 0x10000 : 0) \ -} + 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[] = { \ - SNDRV_CTL_TLVT_DB_LINEAR, 2 * sizeof(unsigned int), \ - (min_dB), (max_dB) \ -} + unsigned int name[] = { TLV_DB_LINEAR_ITEM(min_dB, max_dB) } + +/* dB range container */ +/* Each item is: */ +/* 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 -- cgit v1.2.3 From 9d19f48cfe2570562c2c6226780a7ca627b0f1f1 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Wed, 6 Sep 2006 14:27:46 +0200 Subject: [ALSA] Add pcm_class attribute to PCM sysfs entry This patch adds a new attribute, pcm_class, to each PCM sysfs entry. It's useful to detect what kind of PCM stream is, for example, HAL can check whether it's a modem or not. Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- include/sound/core.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include') diff --git a/include/sound/core.h b/include/sound/core.h index 1359c532b68..b056ea925ec 100644 --- a/include/sound/core.h +++ b/include/sound/core.h @@ -26,6 +26,7 @@ #include /* struct mutex */ #include /* struct rw_semaphore */ #include /* pm_message_t */ +#include /* forward declarations */ #ifdef CONFIG_PCI @@ -186,6 +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 */ @@ -200,6 +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, -- cgit v1.2.3 From 854b66e44260320c21ebe4b8a18e189f2e45b5be Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Fri, 8 Sep 2006 12:27:38 +0200 Subject: [ALSA] ak4xxx - Remove bogus IPGA controls Remove IPGA volume controls and merge the IPGA range to ADC volume controls. These two volumes are not really independent but connected simply in different ranges 0-0x7f and 0x80-max. It doesn't make sense to provide two controls. Since both 0x7f and 0x80 specify 0dB, a hack is needed for IPGA range to skip 0x80 (increment one) for such controls. Signed-off-by: Takashi Iwai Signed-off-by: Jaroslav Kysela --- include/sound/ak4xxx-adda.h | 10 ---------- 1 file changed, 10 deletions(-) (limited to 'include') diff --git a/include/sound/ak4xxx-adda.h b/include/sound/ak4xxx-adda.h index 026e4072a9a..d0deca669b9 100644 --- a/include/sound/ak4xxx-adda.h +++ b/include/sound/ak4xxx-adda.h @@ -48,7 +48,6 @@ struct snd_akm4xxx_dac_channel { /* ADC labels and channels */ struct snd_akm4xxx_adc_channel { char *name; /* capture gain volume label */ - char *gain_name; /* IPGA */ char *switch_name; /* capture switch */ unsigned int num_channels; }; @@ -91,13 +90,4 @@ int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak); #define snd_akm4xxx_set_vol(ak,chip,reg,val) \ ((ak)->volumes[(chip) * 16 + (reg)] = (val)) -/* Warning: IPGA is tricky - we assume the addr + 4 is unused - * so far, it's OK for all AK codecs with IPGA: - * AK4524, AK4528 and EK5365 - */ -#define snd_akm4xxx_get_ipga(ak,chip,reg) \ - snd_akm4xxx_get_vol(ak, chip, (reg) + 4) -#define snd_akm4xxx_set_ipga(ak,chip,reg,val) \ - snd_akm4xxx_set_vol(ak, chip, (reg) + 4, val) - #endif /* __SOUND_AK4XXX_ADDA_H */ -- cgit v1.2.3