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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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1965c4364b
If USB autosuspend is enabled, both front and rear panel can no longer detect jack insertion. Enable USB remote wakeup, i.e. needs_remote_wakeup = 1, doesn't help either. So disable USB autosuspend to prevent missing jack detection event. Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com> Link: https://lore.kernel.org/r/20200823105854.26950-1-kai.heng.feng@canonical.com Signed-off-by: Takashi Iwai <tiwai@suse.de>
131 lines
3.5 KiB
C
131 lines
3.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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#ifndef __USBAUDIO_H
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#define __USBAUDIO_H
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/*
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* (Tentative) USB Audio Driver for ALSA
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*
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* Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
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*/
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/* handling of USB vendor/product ID pairs as 32-bit numbers */
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#define USB_ID(vendor, product) (((vendor) << 16) | (product))
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#define USB_ID_VENDOR(id) ((id) >> 16)
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#define USB_ID_PRODUCT(id) ((u16)(id))
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/*
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*
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*/
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struct media_device;
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struct media_intf_devnode;
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#define MAX_CARD_INTERFACES 16
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struct snd_usb_audio {
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int index;
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struct usb_device *dev;
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struct snd_card *card;
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struct usb_interface *intf[MAX_CARD_INTERFACES];
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u32 usb_id;
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struct mutex mutex;
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unsigned int system_suspend;
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atomic_t active;
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atomic_t shutdown;
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atomic_t usage_count;
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wait_queue_head_t shutdown_wait;
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unsigned int txfr_quirk:1; /* Subframe boundaries on transfers */
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unsigned int tx_length_quirk:1; /* Put length specifier in transfers */
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unsigned int setup_fmt_after_resume_quirk:1; /* setup the format to interface after resume */
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unsigned int need_delayed_register:1; /* warn for delayed registration */
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int num_interfaces;
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int num_suspended_intf;
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int sample_rate_read_error;
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int badd_profile; /* UAC3 BADD profile */
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struct list_head pcm_list; /* list of pcm streams */
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struct list_head ep_list; /* list of audio-related endpoints */
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int pcm_devs;
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struct list_head midi_list; /* list of midi interfaces */
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struct list_head mixer_list; /* list of mixer interfaces */
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int setup; /* from the 'device_setup' module param */
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bool autoclock; /* from the 'autoclock' module param */
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bool keep_iface; /* keep interface/altset after closing
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* or parameter change
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*/
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struct usb_host_interface *ctrl_intf; /* the audio control interface */
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struct media_device *media_dev;
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struct media_intf_devnode *ctl_intf_media_devnode;
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};
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#define usb_audio_err(chip, fmt, args...) \
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dev_err(&(chip)->dev->dev, fmt, ##args)
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#define usb_audio_warn(chip, fmt, args...) \
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dev_warn(&(chip)->dev->dev, fmt, ##args)
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#define usb_audio_info(chip, fmt, args...) \
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dev_info(&(chip)->dev->dev, fmt, ##args)
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#define usb_audio_dbg(chip, fmt, args...) \
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dev_dbg(&(chip)->dev->dev, fmt, ##args)
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/*
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* Information about devices with broken descriptors
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*/
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/* special values for .ifnum */
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#define QUIRK_NO_INTERFACE -2
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#define QUIRK_ANY_INTERFACE -1
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enum quirk_type {
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QUIRK_IGNORE_INTERFACE,
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QUIRK_COMPOSITE,
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QUIRK_AUTODETECT,
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QUIRK_MIDI_STANDARD_INTERFACE,
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QUIRK_MIDI_FIXED_ENDPOINT,
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QUIRK_MIDI_YAMAHA,
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QUIRK_MIDI_ROLAND,
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QUIRK_MIDI_MIDIMAN,
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QUIRK_MIDI_NOVATION,
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QUIRK_MIDI_RAW_BYTES,
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QUIRK_MIDI_EMAGIC,
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QUIRK_MIDI_CME,
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QUIRK_MIDI_AKAI,
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QUIRK_MIDI_US122L,
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QUIRK_MIDI_FTDI,
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QUIRK_MIDI_CH345,
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QUIRK_AUDIO_STANDARD_INTERFACE,
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QUIRK_AUDIO_FIXED_ENDPOINT,
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QUIRK_AUDIO_EDIROL_UAXX,
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QUIRK_AUDIO_ALIGN_TRANSFER,
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QUIRK_AUDIO_STANDARD_MIXER,
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QUIRK_SETUP_FMT_AFTER_RESUME,
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QUIRK_SETUP_DISABLE_AUTOSUSPEND,
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QUIRK_TYPE_COUNT
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};
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struct snd_usb_audio_quirk {
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const char *vendor_name;
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const char *product_name;
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const char *profile_name; /* override the card->longname */
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int16_t ifnum;
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uint16_t type;
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bool shares_media_device;
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const void *data;
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};
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#define combine_word(s) ((*(s)) | ((unsigned int)(s)[1] << 8))
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#define combine_triple(s) (combine_word(s) | ((unsigned int)(s)[2] << 16))
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#define combine_quad(s) (combine_triple(s) | ((unsigned int)(s)[3] << 24))
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int snd_usb_lock_shutdown(struct snd_usb_audio *chip);
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void snd_usb_unlock_shutdown(struct snd_usb_audio *chip);
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extern bool snd_usb_use_vmalloc;
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extern bool snd_usb_skip_validation;
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#endif /* __USBAUDIO_H */
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