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Commit 190006f9 authored by Joe Perches's avatar Joe Perches Committed by Takashi Iwai
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ALSA: usb-audio: use bitmap_weight 



Use bitmap_weight to count the total number of bits set in bitmap.

Signed-off-by: default avatarJoe Perches <joe@perches.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 701ef320

sound/usb/endpoint.c

+1 −6
Original line number Diff line number Diff line
@@ -485,15 +485,10 @@ struct snd_usb_endpoint *snd_usb_add_endpoint(struct snd_usb_audio *chip, 
static int wait_clear_urbs(struct snd_usb_endpoint *ep)

{

	unsigned long end_time = jiffies + msecs_to_jiffies(1000);

	unsigned int i;

	int alive;



	do {

		alive = 0;

		for (i = 0; i < ep->nurbs; i++)

			if (test_bit(i, &ep->active_mask))

				alive++;



		alive = bitmap_weight(&ep->active_mask, ep->nurbs);

		if (!alive)

			break;