1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __USBAUDIO_POWER_H
#define __USBAUDIO_POWER_H
struct snd_usb_power_domain {
int pd_id; /* UAC3 Power Domain ID */
int pd_d1d0_rec; /* D1 to D0 recovery time */
int pd_d2d0_rec; /* D2 to D0 recovery time */
};
enum {
UAC3_PD_STATE_D0,
UAC3_PD_STATE_D1,
UAC3_PD_STATE_D2,
};
int snd_usb_power_domain_set(struct snd_usb_audio *chip,
struct snd_usb_power_domain *pd,
unsigned char state);
struct snd_usb_power_domain *
snd_usb_find_power_domain(struct usb_host_interface *ctrl_iface,
unsigned char id);
int snd_usb_autoresume(struct snd_usb_audio *chip);
void snd_usb_autosuspend(struct snd_usb_audio *chip);
#endif /* __USBAUDIO_POWER_H */
|
