diff options
| author | Jérôme Pouiller <jerome.pouiller@silabs.com> | 2020-01-15 13:55:35 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-01-16 20:59:53 +0100 |
| commit | 2f5fd8b07745838e590b61d5b136be8b9f94cc4c (patch) | |
| tree | 64522d1e07d340d1eb08fc824f8b2d18525bed05 /drivers/staging/wfx/queue.c | |
| parent | 5244357961a422100b73a9da423532578579324a (diff) | |
staging: wfx: simplify wfx_tx_queue_get_num_queued()
wfx_tx_queue_get_num_queued() can take advantage of BIT() instead of
maintaining one variable for a counter and another for a mask.
In add, wfx_tx_queue_get_num_queued() has no real reason to return a
size_t instead of an int.
Signed-off-by: Jérôme Pouiller <jerome.pouiller@silabs.com>
Link: https://lore.kernel.org/r/20200115135338.14374-64-Jerome.Pouiller@silabs.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/wfx/queue.c')
| -rw-r--r-- | drivers/staging/wfx/queue.c | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/staging/wfx/queue.c b/drivers/staging/wfx/queue.c index 024497eb19ac..0bcc61feee1d 100644 --- a/drivers/staging/wfx/queue.c +++ b/drivers/staging/wfx/queue.c @@ -175,11 +175,9 @@ void wfx_tx_queues_deinit(struct wfx_dev *wdev) wfx_tx_queues_clear(wdev); } -size_t wfx_tx_queue_get_num_queued(struct wfx_queue *queue, - u32 link_id_map) +int wfx_tx_queue_get_num_queued(struct wfx_queue *queue, u32 link_id_map) { - size_t ret; - int i, bit; + int ret, i; if (!link_id_map) return 0; @@ -189,11 +187,9 @@ size_t wfx_tx_queue_get_num_queued(struct wfx_queue *queue, ret = skb_queue_len(&queue->queue); } else { ret = 0; - for (i = 0, bit = 1; i < ARRAY_SIZE(queue->link_map_cache); - ++i, bit <<= 1) { - if (link_id_map & bit) + for (i = 0; i < ARRAY_SIZE(queue->link_map_cache); i++) + if (link_id_map & BIT(i)) ret += queue->link_map_cache[i]; - } } spin_unlock_bh(&queue->queue.lock); return ret; @@ -555,7 +551,7 @@ struct hif_msg *wfx_tx_queues_get(struct wfx_dev *wdev) /* allow bursting if txop is set */ if (wvif->edca_params[queue_num].txop) - burst = (int)wfx_tx_queue_get_num_queued(queue, tx_allowed_mask) + 1; + burst = wfx_tx_queue_get_num_queued(queue, tx_allowed_mask) + 1; else burst = 1; |