提交 a8508bf7 编写于 作者: P P Praneesh 提交者: Kalle Valo

ath11k: remove mod operator in dst ring processing

Replace use of mod operator with a manual wrap around
to avoid additional cost of using mod operation.

Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.4.0.1-01734-QCAHKSWPL_SILICONZ-1 v2
Co-developed-by: NSriram R <srirrama@codeaurora.org>
Signed-off-by: NSriram R <srirrama@codeaurora.org>
Signed-off-by: NJouni Malinen <jouni@codeaurora.org>
Signed-off-by: NP Praneesh <ppranees@codeaurora.org>
Signed-off-by: NKalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/1630560820-21905-10-git-send-email-ppranees@codeaurora.org
上级 d0e2523b
......@@ -654,8 +654,11 @@ u32 *ath11k_hal_srng_dst_get_next_entry(struct ath11k_base *ab,
desc = srng->ring_base_vaddr + srng->u.dst_ring.tp;
srng->u.dst_ring.tp = (srng->u.dst_ring.tp + srng->entry_size) %
srng->ring_size;
srng->u.dst_ring.tp += srng->entry_size;
/* wrap around to start of ring*/
if (srng->u.dst_ring.tp == srng->ring_size)
srng->u.dst_ring.tp = 0;
/* Try to prefetch the next descriptor in the ring */
if (srng->flags & HAL_SRNG_FLAGS_CACHED)
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册
新手
引导
客服 返回
顶部