diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-12 08:00:30 -0800 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-12 08:00:30 -0800 |
commit | a429638cac1e5c656818a45aaff78df7b743004e (patch) | |
tree | 0465e0d7a431bff97a3dd5a1f91d9b30c69ae0d8 /sound/pci/hda/hda_jack.h | |
parent | 5cf9a4e69c1ff0ccdd1d2b7404f95c0531355274 (diff) | |
parent | 9e4ce164ee3a1d07580f017069c25d180b0aa785 (diff) |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (526 commits)
ASoC: twl6040 - Add method to query optimum PDM_DL1 gain
ALSA: hda - Fix the lost power-setup of seconary pins after PM resume
ALSA: usb-audio: add Yamaha MOX6/MOX8 support
ALSA: virtuoso: add S/PDIF input support for all Xonars
ALSA: ice1724 - Support for ooAoo SQ210a
ALSA: ice1724 - Allow card info based on model only
ALSA: ice1724 - Create capture pcm only for ADC-enabled configurations
ALSA: hdspm - Provide unique driver id based on card serial
ASoC: Dynamically allocate the rtd device for a non-empty release()
ASoC: Fix recursive dependency due to select ATMEL_SSC in SND_ATMEL_SOC_SSC
ALSA: hda - Fix the detection of "Loopback Mixing" control for VIA codecs
ALSA: hda - Return the error from get_wcaps_type() for invalid NIDs
ALSA: hda - Use auto-parser for HP laptops with cx20459 codec
ALSA: asihpi - Fix potential Oops in snd_asihpi_cmode_info()
ALSA: hdsp - Fix potential Oops in snd_hdsp_info_pref_sync_ref()
ALSA: hda/cirrus - support for iMac12,2 model
ASoC: cx20442: add bias control over a platform provided regulator
ALSA: usb-audio - Avoid flood of frame-active debug messages
ALSA: snd-usb-us122l: Delete calls to preempt_disable
mfd: Put WM8994 into cache only mode when suspending
...
Fix up trivial conflicts in:
- arch/arm/mach-s3c64xx/mach-crag6410.c:
renamed speyside_wm8962 to tobermory, added littlemill right
next to it
- drivers/base/regmap/{regcache.c,regmap.c}:
duplicate diff that had already come in with other changes in
the regmap tree
Diffstat (limited to 'sound/pci/hda/hda_jack.h')
-rw-r--r-- | sound/pci/hda/hda_jack.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_jack.h b/sound/pci/hda/hda_jack.h new file mode 100644 index 000000000000..f8f97c71c9c1 --- /dev/null +++ b/sound/pci/hda/hda_jack.h @@ -0,0 +1,86 @@ +/* + * Jack-detection handling for HD-audio + * + * Copyright (c) 2011 Takashi Iwai <tiwai@suse.de> + * + * This driver 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. + */ + +#ifndef __SOUND_HDA_JACK_H +#define __SOUND_HDA_JACK_H + +struct hda_jack_tbl { + hda_nid_t nid; + unsigned char action; /* event action (0 = none) */ + unsigned char tag; /* unsol event tag */ + unsigned int private_data; /* arbitrary data */ + /* jack-detection stuff */ + unsigned int pin_sense; /* cached pin-sense value */ + unsigned int jack_detect:1; /* capable of jack-detection? */ + unsigned int jack_dirty:1; /* needs to update? */ + struct snd_kcontrol *kctl; /* assigned kctl for jack-detection */ +#ifdef CONFIG_SND_HDA_INPUT_JACK + int type; + struct snd_jack *jack; +#endif +}; + +struct hda_jack_tbl * +snd_hda_jack_tbl_get(struct hda_codec *codec, hda_nid_t nid); +struct hda_jack_tbl * +snd_hda_jack_tbl_get_from_tag(struct hda_codec *codec, unsigned char tag); + +struct hda_jack_tbl * +snd_hda_jack_tbl_new(struct hda_codec *codec, hda_nid_t nid); +void snd_hda_jack_tbl_clear(struct hda_codec *codec); + +/** + * snd_hda_jack_get_action - get jack-tbl entry for the tag + * + * Call this from the unsol event handler to get the assigned action for the + * event. This will mark the dirty flag for the later reporting, too. + */ +static inline unsigned char +snd_hda_jack_get_action(struct hda_codec *codec, unsigned int tag) +{ + struct hda_jack_tbl *jack = snd_hda_jack_tbl_get_from_tag(codec, tag); + if (jack) { + jack->jack_dirty = 1; + return jack->action; + } + return 0; +} + +void snd_hda_jack_set_dirty_all(struct hda_codec *codec); + +int snd_hda_jack_detect_enable(struct hda_codec *codec, hda_nid_t nid, + unsigned char action); + +u32 snd_hda_pin_sense(struct hda_codec *codec, hda_nid_t nid); +int snd_hda_jack_detect(struct hda_codec *codec, hda_nid_t nid); + +static inline bool is_jack_detectable(struct hda_codec *codec, hda_nid_t nid) +{ + if (!(snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_PRES_DETECT)) + return false; + if (!codec->ignore_misc_bit && + (get_defcfg_misc(snd_hda_codec_get_pincfg(codec, nid)) & + AC_DEFCFG_MISC_NO_PRESENCE)) + return false; + if (!(get_wcaps(codec, nid) & AC_WCAP_UNSOL_CAP)) + return false; + return true; +} + +int snd_hda_jack_add_kctl(struct hda_codec *codec, hda_nid_t nid, + const char *name, int idx); +int snd_hda_jack_add_kctls(struct hda_codec *codec, + const struct auto_pin_cfg *cfg); + +void snd_hda_jack_report_sync(struct hda_codec *codec); + + +#endif /* __SOUND_HDA_JACK_H */ |