Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 04b31c77 authored by Akinobu Mita's avatar Akinobu Mita Committed by Greg Kroah-Hartman
Browse files

usb: isp1362-hcd: use bitmap_clear() and bitmap_set() 



Use bitmap_set()/bitmap_clear() to fill/zero a region of a bitmap
instead of doing set_bit()/clear_bit() each bit.

Signed-off-by: default avatarAkinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 5c8d61bf

drivers/usb/host/isp1362-hcd.c

+2 −5
Original line number Diff line number Diff line
@@ -226,7 +226,6 @@ static int claim_ptd_buffers(struct isp1362_ep_queue *epq, 


static inline void release_ptd_buffers(struct isp1362_ep_queue *epq, struct isp1362_ep *ep)

{

	int index = ep->ptd_index;

	int last = ep->ptd_index + ep->num_ptds;



	if (last > epq->buf_count)
@@ -236,10 +235,8 @@ static inline void release_ptd_buffers(struct isp1362_ep_queue *epq, struct isp1 
		    epq->buf_map, epq->skip_map);

	BUG_ON(last > epq->buf_count);



	for (; index < last; index++) {

		__clear_bit(index, &epq->buf_map);

		__set_bit(index, &epq->skip_map);

	}

	bitmap_clear(&epq->buf_map, ep->ptd_index, ep->num_ptds);

	bitmap_set(&epq->skip_map, ep->ptd_index, ep->num_ptds);

	epq->buf_avail += ep->num_ptds;

	epq->ptd_count--;