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From: Yury Norov <yury.norov@gmail.com>
To: linux-kernel@vger.kernel.org, Kalle Valo <kvalo@kernel.org>,
	Jeff Johnson <quic_jjohnson@quicinc.com>,
	ath10k@lists.infradead.org, linux-wireless@vger.kernel.org
Cc: Yury Norov <yury.norov@gmail.com>,
	Alexey Klimov <alexey.klimov@linaro.org>,
	Bart Van Assche <bvanassche@acm.org>, Jan Kara <jack@suse.cz>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Matthew Wilcox <willy@infradead.org>,
	Mirsad Todorovac <mirsad.todorovac@alu.unizg.hr>,
	Rasmus Villemoes <linux@rasmusvillemoes.dk>,
	Sergey Shtylyov <s.shtylyov@omp.ru>
Subject: [PATCH v4 11/40] ath10k: optimize ath10k_snoc_napi_poll()
Date: Thu, 20 Jun 2024 10:56:34 -0700	[thread overview]
Message-ID: <20240620175703.605111-12-yury.norov@gmail.com> (raw)
In-Reply-To: <20240620175703.605111-1-yury.norov@gmail.com>

ath10k_snoc_napi_poll() traverses pending_ce_irqs bitmap bit by bit.
Simplify it by using for_each_test_and_clear_bit() iterator.

Signed-off-by: Yury Norov <yury.norov@gmail.com>
---
 drivers/net/wireless/ath/ath10k/snoc.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/net/wireless/ath/ath10k/snoc.c b/drivers/net/wireless/ath/ath10k/snoc.c
index 8530550cf5df..d63608e34785 100644
--- a/drivers/net/wireless/ath/ath10k/snoc.c
+++ b/drivers/net/wireless/ath/ath10k/snoc.c
@@ -5,6 +5,7 @@
 
 #include <linux/bits.h>
 #include <linux/clk.h>
+#include <linux/find_atomic.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/of.h>
@@ -1237,11 +1238,10 @@ static int ath10k_snoc_napi_poll(struct napi_struct *ctx, int budget)
 		return done;
 	}
 
-	for (ce_id = 0; ce_id < CE_COUNT; ce_id++)
-		if (test_and_clear_bit(ce_id, ar_snoc->pending_ce_irqs)) {
-			ath10k_ce_per_engine_service(ar, ce_id);
-			ath10k_ce_enable_interrupt(ar, ce_id);
-		}
+	for_each_test_and_clear_bit(ce_id, ar_snoc->pending_ce_irqs, CE_COUNT) {
+		ath10k_ce_per_engine_service(ar, ce_id);
+		ath10k_ce_enable_interrupt(ar, ce_id);
+	}
 
 	done = ath10k_htt_txrx_compl_task(ar, budget);
 
-- 
2.43.0



  parent reply	other threads:[~2024-06-20 17:58 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-20 17:56 [PATCH v4 00/40] lib/find: add atomic find_bit() primitives Yury Norov
2024-06-20 17:56 ` [PATCH v4 01/40] " Yury Norov
2024-06-20 17:56 ` [PATCH v4 02/40] lib/find: add test for atomic find_bit() ops Yury Norov
2024-06-20 17:56 ` Yury Norov [this message]
2024-06-20 18:00 ` [PATCH v4 00/40] lib/find: add atomic find_bit() primitives Linus Torvalds
2024-06-20 18:32   ` Yury Norov
2024-06-20 19:26     ` Linus Torvalds
2024-06-20 20:20       ` Yury Norov
2024-06-20 20:32         ` Linus Torvalds

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