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From: zengzhaoxiu@163.com
To: linux-kernel@vger.kernel.org
Cc: Zhaoxiu Zeng <zhaoxiu.zeng@gmail.com>,
	Dmitry Torokhov <dmitry.torokhov@gmail.com>,
	linux-input@vger.kernel.org
Subject: [PATCH V3 17/29] input: use parity16 in ams_delta_serio
Date: Thu, 14 Apr 2016 11:10:28 +0800	[thread overview]
Message-ID: <1460603429-5317-1-git-send-email-zengzhaoxiu@163.com> (raw)
In-Reply-To: <1460601525-3822-1-git-send-email-zengzhaoxiu@163.com>

From: Zhaoxiu Zeng <zhaoxiu.zeng@gmail.com>

Signed-off-by: Zhaoxiu Zeng <zhaoxiu.zeng@gmail.com>
---
 drivers/input/serio/ams_delta_serio.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/input/serio/ams_delta_serio.c b/drivers/input/serio/ams_delta_serio.c
index 45887e3..85459b3 100644
--- a/drivers/input/serio/ams_delta_serio.c
+++ b/drivers/input/serio/ams_delta_serio.c
@@ -48,13 +48,9 @@ static int check_data(int data)
 				data);
 		return SERIO_FRAME;
 	}
-	/* calculate the parity */
-	for (i = 1; i < 10; i++) {
-		if (data & (1 << i))
-			parity++;
-	}
 	/* it should be odd */
-	if (!(parity & 0x01)) {
+	parity = parity16(data & 0x3fe);
+	if (!parity) {
 		dev_warn(&ams_delta_serio->dev,
 				"paritiy check failed, data=0x%X parity=0x%X\n",
 				data, parity);
-- 
2.5.0

  parent reply	other threads:[~2016-04-14  3:10 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-14  2:36 [PATCH V3 00/29] bitops: add parity functions zengzhaoxiu
2016-04-14  2:36 ` zengzhaoxiu
2016-04-14  2:36 ` zengzhaoxiu
2016-04-14  2:36 ` zengzhaoxiu
2016-04-14  3:04 ` [PATCH V3 02/29] Include generic parity.h in some architectures' bitops.h zengzhaoxiu
2016-04-14  3:04   ` zengzhaoxiu
2016-04-14  3:04   ` zengzhaoxiu at 163.com
2016-04-14  3:04   ` zengzhaoxiu
2016-04-14  3:04   ` zengzhaoxiu
2016-04-14  3:04   ` zengzhaoxiu
2016-04-14  3:04 ` zengzhaoxiu
2016-04-14  3:05 ` [PATCH V3 03/29] Add alpha-specific parity functions zengzhaoxiu
2016-04-14  3:05 ` [PATCH V3 04/29] Add blackfin-specific " zengzhaoxiu
2016-04-14  3:05 ` [PATCH V3 05/29] Add ia64-specific " zengzhaoxiu
2016-04-14  3:05   ` zengzhaoxiu
2016-04-14  3:05 ` [PATCH V3 06/29] Tile and MIPS (if has usable __builtin_popcount) use popcount " zengzhaoxiu
2016-04-15 19:26   ` Chris Metcalf
2016-04-15 19:26     ` Chris Metcalf
2016-04-14  3:06 ` [PATCH V3 07/29] Add powerpc-specific " zengzhaoxiu
2016-04-14  3:08 ` [PATCH V3 08/29] Add sparc-specific " zengzhaoxiu
2016-04-14  3:08   ` zengzhaoxiu
2016-04-14  3:08 ` [PATCH V3 09/29] Add x86-specific " zengzhaoxiu
2016-04-14  3:08 ` [PATCH V3 10/29] sunrpc: use parity8 zengzhaoxiu
2016-04-14  3:09 ` [PATCH V3 11/29] mips: use parity functions in cerr-sb1.c zengzhaoxiu
2016-04-14  3:09 ` [PATCH V3 12/29] bch: use parity32 zengzhaoxiu
2016-04-14  3:09 ` [PATCH V3 13/29] media: use parity8 in vivid-vbi-gen.c zengzhaoxiu
2016-04-14  3:09 ` [PATCH V3 14/29] media: use parity functions in saa7115 zengzhaoxiu
2016-04-14  3:10 ` [PATCH V3 15/29] input: use parity32 in grip_mp zengzhaoxiu
2016-04-14  3:10 ` [PATCH V3 16/29] input: use parity64 in sidewinder zengzhaoxiu
2016-04-14  3:10 ` zengzhaoxiu [this message]
2016-04-14  3:10 ` [PATCH V3 18/29] scsi: use parity32 in isci's phy zengzhaoxiu
2016-04-14  3:10 ` [PATCH V3 19/29] mtd: use parity16 in ssfdc zengzhaoxiu
2016-04-14  3:11 ` [PATCH V3 20/29] mtd: use parity functions in inftlcore zengzhaoxiu
2016-04-14  3:11 ` [PATCH V3 21/29] crypto: use parity functions in qat_hal zengzhaoxiu
2016-04-14  3:11 ` [PATCH V3 22/29] mtd: use parity16 in sm_ftl zengzhaoxiu
2016-04-14  3:11 ` [PATCH V3 23/29] ethernet: use parity8 in sun/niu.c zengzhaoxiu
2016-04-14  3:11 ` [PATCH V3 24/29] input: use parity8 in pcips2 zengzhaoxiu
2016-04-14  3:11 ` [PATCH V3 25/29] input: use parity8 in sa1111ps2 zengzhaoxiu
2016-04-14  3:12 ` [PATCH V3 26/29] iio: use parity32 in adxrs450 zengzhaoxiu
2016-04-17 11:32   ` Jonathan Cameron
2016-04-14  3:12 ` [PATCH V3 27/29] serial: use parity32 in max3100 zengzhaoxiu
2016-04-28 21:01   ` Greg Kroah-Hartman
2016-04-14  3:12 ` [PATCH V3 28/29] input: use parity8 in elantech zengzhaoxiu
2016-04-14  3:12 ` [PATCH V3 29/29] ethernet: use parity8 in broadcom/tg3.c zengzhaoxiu
2016-04-14  4:18 ` [PATCH V3 00/29] bitops: add parity functions zengzhaoxiu
2016-04-14  4:18   ` zengzhaoxiu at 163.com
2016-04-14  4:18   ` zengzhaoxiu
2016-04-14  4:18   ` zengzhaoxiu
2016-04-14  4:18   ` zengzhaoxiu
2016-04-14  4:18   ` zengzhaoxiu
2016-04-14  4:18 ` zengzhaoxiu
2016-04-17 12:38 ` Dmitry Torokhov
2016-04-17 12:38   ` Dmitry Torokhov
2016-04-17 12:38   ` Dmitry Torokhov
2016-04-17 12:38   ` Dmitry Torokhov

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