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From: "zhaoxiu.zeng" <zhaoxiu.zeng@gmail.com>
To: Tadeusz Struk <tadeusz.struk@intel.com>,
	Herbert Xu <herbert@gondor.apana.org.au>,
	"David S. Miller" <davem@davemloft.net>,
	Pingchao Yang <pingchao.yang@intel.com>,
	Bruce Allan <bruce.w.allan@intel.com>
Cc: linux-kernel@vger.kernel.org, qat-linux@intel.com,
	linux-crypto@vger.kernel.org
Subject: [PATCH 23/31] crypto: qat: use parity functions in qat_hal.c
Date: Sun, 27 Mar 2016 15:30:47 +0800	[thread overview]
Message-ID: <56F78C27.6010307@gmail.com> (raw)
In-Reply-To: <1458788612-4367-1-git-send-email-zhaoxiu.zeng@gmail.com>

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

Signed-off-by: Zeng Zhaoxiu <zhaoxiu.zeng@gmail.com>
---
 drivers/crypto/qat/qat_common/qat_hal.c | 32 ++++++++++----------------------
 1 file changed, 10 insertions(+), 22 deletions(-)

diff --git a/drivers/crypto/qat/qat_common/qat_hal.c b/drivers/crypto/qat/qat_common/qat_hal.c
index 1e480f1..318558f 100644
--- a/drivers/crypto/qat/qat_common/qat_hal.c
+++ b/drivers/crypto/qat/qat_common/qat_hal.c
@@ -546,17 +546,6 @@ static void qat_hal_disable_ctx(struct icp_qat_fw_loader_handle *handle,
 	qat_hal_wr_ae_csr(handle, ae, CTX_ENABLES, ctx);
 }
 
-static uint64_t qat_hal_parity_64bit(uint64_t word)
-{
-	word ^= word >> 1;
-	word ^= word >> 2;
-	word ^= word >> 4;
-	word ^= word >> 8;
-	word ^= word >> 16;
-	word ^= word >> 32;
-	return word & 1;
-}
-
 static uint64_t qat_hal_set_uword_ecc(uint64_t uword)
 {
 	uint64_t bit0_mask = 0xff800007fffULL, bit1_mask = 0x1f801ff801fULL,
@@ -566,13 +555,13 @@ static uint64_t qat_hal_set_uword_ecc(uint64_t uword)
 
 	/* clear the ecc bits */
 	uword &= ~(0x7fULL << 0x2C);
-	uword |= qat_hal_parity_64bit(bit0_mask & uword) << 0x2C;
-	uword |= qat_hal_parity_64bit(bit1_mask & uword) << 0x2D;
-	uword |= qat_hal_parity_64bit(bit2_mask & uword) << 0x2E;
-	uword |= qat_hal_parity_64bit(bit3_mask & uword) << 0x2F;
-	uword |= qat_hal_parity_64bit(bit4_mask & uword) << 0x30;
-	uword |= qat_hal_parity_64bit(bit5_mask & uword) << 0x31;
-	uword |= qat_hal_parity_64bit(bit6_mask & uword) << 0x32;
+	uword |= (uint64_t)parity64(bit0_mask & uword) << 0x2C;
+	uword |= (uint64_t)parity64(bit1_mask & uword) << 0x2D;
+	uword |= (uint64_t)parity64(bit2_mask & uword) << 0x2E;
+	uword |= (uint64_t)parity64(bit3_mask & uword) << 0x2F;
+	uword |= (uint64_t)parity64(bit4_mask & uword) << 0x30;
+	uword |= (uint64_t)parity64(bit5_mask & uword) << 0x31;
+	uword |= (uint64_t)parity64(bit6_mask & uword) << 0x32;
 	return uword;
 }
 
@@ -853,15 +842,14 @@ void qat_hal_wr_umem(struct icp_qat_fw_loader_handle *handle,
 	uaddr |= UA_ECS;
 	qat_hal_wr_ae_csr(handle, ae, USTORE_ADDRESS, uaddr);
 	for (i = 0; i < words_num; i++) {
-		unsigned int uwrd_lo, uwrd_hi, tmp;
+		unsigned int uwrd_lo, uwrd_hi;
 
 		uwrd_lo = ((data[i] & 0xfff0000) << 4) | (0x3 << 18) |
 			  ((data[i] & 0xff00) << 2) |
 			  (0x3 << 8) | (data[i] & 0xff);
 		uwrd_hi = (0xf << 4) | ((data[i] & 0xf0000000) >> 28);
-		uwrd_hi |= (hweight32(data[i] & 0xffff) & 0x1) << 8;
-		tmp = ((data[i] >> 0x10) & 0xffff);
-		uwrd_hi |= (hweight32(tmp) & 0x1) << 9;
+		uwrd_hi |= parity16(data[i]) << 8;
+		uwrd_hi |= parity16(data[i] >> 16) << 9;
 		qat_hal_wr_ae_csr(handle, ae, USTORE_DATA_LOWER, uwrd_lo);
 		qat_hal_wr_ae_csr(handle, ae, USTORE_DATA_UPPER, uwrd_hi);
 	}
-- 
2.5.5

  parent reply	other threads:[~2016-03-27  7:31 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-24  3:03 [PATCH 01/31] bitops: add parity functions Zhaoxiu Zeng
2016-03-24  8:38 ` Denys Vlasenko
2016-03-24 22:28   ` Andrew Morton
2016-03-26 22:08     ` Martin Kepplinger
2016-03-27  7:51       ` zhaoxiu.zeng
2016-03-27  3:33   ` zhaoxiu.zeng
2016-03-27 12:44     ` Sam Ravnborg
2016-03-27 13:38       ` zhaoxiu.zeng
2016-03-27 17:56         ` Sam Ravnborg
2016-03-28  2:44           ` Zeng Zhaoxiu
2016-03-28  2:15         ` Zeng Zhaoxiu
2016-03-28  6:51     ` Sam Ravnborg
2016-03-29  2:27       ` Zeng Zhaoxiu
2016-03-29  2:56         ` Joe Perches
2016-03-27  4:02 ` [PATCH 02/31] Include generic parity.h in some architectures' bitops.h zhaoxiu.zeng
2016-03-27  5:43 ` [PATCH 03/31] Add alpha-specific parity functions zhaoxiu.zeng
2016-03-28 18:33   ` Richard Henderson
2016-03-27  5:47 ` [PATCH 04/31] Add avr32-specific " zhaoxiu.zeng
2016-03-28 20:00   ` Hans-Christian Noren Egtvedt
2016-03-27  5:53 ` [PATCH 05/31] Add blackfin-specific " zhaoxiu.zeng
2016-03-27  6:00 ` [PATCH 06/31] Add ia64-specific " zhaoxiu.zeng
2016-03-27  6:06 ` [PATCH 07/31] Add mips-specific " zhaoxiu.zeng
2016-03-28 17:25   ` David Daney
2016-03-29  2:15     ` Zeng Zhaoxiu
2016-03-27  6:10 ` [PATCH 08/31] Add tile-specific " zhaoxiu.zeng
2016-03-27  6:37 ` [PATCH 09/31] Add powerpc-specific " zhaoxiu.zeng
2016-03-27  6:43 ` [PATCH 10/31] Add sparc-specific " zhaoxiu.zeng
2016-03-28  2:43   ` David Miller
2016-03-28  5:44     ` Zeng Zhaoxiu
2016-03-28 15:29       ` David Miller
2016-03-28 15:37         ` Sam Ravnborg
2016-03-28 15:46           ` David Miller
2016-03-27  6:45 ` [PATCH 11/31] Add x86-specific " zhaoxiu.zeng
2016-03-29 12:11   ` One Thousand Gnomes
2016-03-27  6:51 ` [PATCH 12/31] sunrpc: auth_gss: use parity8 zhaoxiu.zeng
2016-03-27  6:55 ` [PATCH 13/31] mips: use parity functions in cerr-sb1.c zhaoxiu.zeng
2016-03-27  7:01 ` [PATCH 14/31] lib: bch: use parity32 zhaoxiu.zeng
2016-03-27  7:06 ` [PATCH 15/31] media: use parity8 in vivid-vbi-gen.c zhaoxiu.zeng
2016-03-27  7:10 ` [PATCH 16/31] media: saa7115: use parity functions zhaoxiu.zeng
2016-03-27  7:13 ` [PATCH 17/31] input: joystick: use parity32 in grip_mp.c zhaoxiu.zeng
2016-03-27  7:15 ` [PATCH 18/31] input: joystick: use parity64 in sidewinder.c zhaoxiu.zeng
2016-03-27  7:18 ` [PATCH 19/31] input: serio: use parity16 in ams_delta_serio.c zhaoxiu.zeng
2016-03-27  7:20 ` [PATCH 20/31] scsi: use parity32 in isci/phy.c zhaoxiu.zeng
2016-03-27  7:24 ` [PATCH 21/31] mtd: use parity16 in ssfdc.c zhaoxiu.zeng
2016-04-01 23:48   ` Brian Norris
2016-03-27  7:27 ` [PATCH 22/31] mtd: use parity functions in inftlcore.c zhaoxiu.zeng
2016-03-27  7:30 ` zhaoxiu.zeng [this message]
2016-03-27  7:33 ` [PATCH 24/31] mtd: use parity16 in sm_ftl.c zhaoxiu.zeng
2016-03-27  7:36 ` [PATCH 25/31] ethernet: use parity8 in sun/niu.c zhaoxiu.zeng
2016-03-28 14:33   ` Michal Nazarewicz
2016-03-27  7:38 ` [PATCH 26/31] input: serio: use parity8 in pcips2.c zhaoxiu.zeng
2016-03-27  7:40 ` [PATCH 27/31] input: serio: use parity8 in sa1111ps2.c zhaoxiu.zeng
2016-03-27  7:42 ` [PATCH 28/31] iio: gyro: use parity32 in adxrs450.c zhaoxiu.zeng
2016-03-28  8:35   ` Jonathan Cameron
2016-03-28  8:50     ` Lars-Peter Clausen
2016-03-27  7:44 ` [PATCH 29/31] serial: use parity32 in max3100.c zhaoxiu.zeng
2016-03-27  7:48 ` [PATCH 30/31] input: mouse: use parity8 in elantech zhaoxiu.zeng
2016-03-27  7:50 ` [PATCH 31/31] ethernet: broadcom: use parity8 in tg3.c zhaoxiu.zeng

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