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License cleanup: add SPDX GPL-2.0 license identifier to files with no license
[mirror_ubuntu-bionic-kernel.git] / sound / usb / power.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __USBAUDIO_POWER_H
3 #define __USBAUDIO_POWER_H
4
5 #ifdef CONFIG_PM
6 int snd_usb_autoresume(struct snd_usb_audio *chip);
7 void snd_usb_autosuspend(struct snd_usb_audio *chip);
8 #else
9 static inline int snd_usb_autoresume(struct snd_usb_audio *chip)
10 {
11 return 0;
12 }
13 static inline void snd_usb_autosuspend(struct snd_usb_audio *chip)
14 {
15 }
16 #endif
17
18 #endif /* __USBAUDIO_POWER_H */