Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
29 lines
807 B
C
29 lines
807 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __USBAUDIO_POWER_H
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#define __USBAUDIO_POWER_H
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struct snd_usb_power_domain {
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int pd_id; /* UAC3 Power Domain ID */
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int pd_d1d0_rec; /* D1 to D0 recovery time */
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int pd_d2d0_rec; /* D2 to D0 recovery time */
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struct usb_host_interface *ctrl_iface; /* Control interface */
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};
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enum {
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UAC3_PD_STATE_D0,
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UAC3_PD_STATE_D1,
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UAC3_PD_STATE_D2,
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};
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int snd_usb_power_domain_set(struct snd_usb_audio *chip,
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struct snd_usb_power_domain *pd,
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unsigned char state);
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struct snd_usb_power_domain *
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snd_usb_find_power_domain(struct usb_host_interface *ctrl_iface,
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unsigned char id);
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int snd_usb_autoresume(struct snd_usb_audio *chip);
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void snd_usb_autosuspend(struct snd_usb_audio *chip);
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#endif /* __USBAUDIO_POWER_H */
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