diff options
| author | Akinobu Mita <akinobu.mita@gmail.com> | 2011-02-16 23:47:51 +0900 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-02-17 11:00:24 -0800 |
| commit | 04b31c776f34d127b422da92899272a0b8cda21d (patch) | |
| tree | 1ec5d989e4630e1d347bc08c0e0d8091f40ae956 /drivers | |
| parent | 5c8d61bfcc6396f80b884e0f23f08cbd8bf10778 (diff) | |
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: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/host/isp1362-hcd.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/usb/host/isp1362-hcd.c b/drivers/usb/host/isp1362-hcd.c index 43a39eb56cc6..02b742df332a 100644 --- a/drivers/usb/host/isp1362-hcd.c +++ b/drivers/usb/host/isp1362-hcd.c @@ -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--; |