[ALSA] sound/usb/usbaudio.c: fix build with CONFIG_PM=n
sound/usb/usbaudio.c: In function 'usb_audio_suspend':
sound/usb/usbaudio.c:3674: error: implicit declaration of function 'snd_pcm_sus\pend_all'
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/usb/usbaudio.c b/sound/usb/usbaudio.c
index c52461d..c6d628a 100644
--- a/sound/usb/usbaudio.c
+++ b/sound/usb/usbaudio.c
@@ -2077,8 +2077,14 @@
static int usb_audio_probe(struct usb_interface *intf,
const struct usb_device_id *id);
static void usb_audio_disconnect(struct usb_interface *intf);
+
+#ifdef CONFIG_PM
static int usb_audio_suspend(struct usb_interface *intf, pm_message_t message);
static int usb_audio_resume(struct usb_interface *intf);
+#else
+#define usb_audio_suspend NULL
+#define usb_audio_resume NULL
+#endif
static struct usb_device_id usb_audio_ids [] = {
#include "usbquirks.h"
@@ -3658,6 +3664,7 @@
dev_get_drvdata(&intf->dev));
}
+#ifdef CONFIG_PM
static int usb_audio_suspend(struct usb_interface *intf, pm_message_t message)
{
struct snd_usb_audio *chip = dev_get_drvdata(&intf->dev);
@@ -3695,6 +3702,7 @@
return 0;
}
+#endif /* CONFIG_PM */
static int __init snd_usb_audio_init(void)
{