linux-kernel - [v5 05/12] soc/fsl/qbman: Drop set/clear

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1505767187-4596-6-git-send-email-roy.pledge@nxp.com>
Date:   Mon, 18 Sep 2017 16:39:40 -0400
From:   Roy Pledge <roy.pledge@....com>
To:     <leoyang.li@....com>, <linuxppc-dev@...ts.ozlabs.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>
CC:     <oss@...error.net>, <madalin.bucur@....com>,
        <catalin.marinas@....com>, <linux@...linux.org.uk>,
        <arnd@...db.de>, <mark.rutland@....com>,
        Claudiu Manoil <claudiu.manoil@....com>,
        Roy Pledge <roy.pledge@....com>
Subject: [v5 05/12] soc/fsl/qbman: Drop set/clear_bits usage

From: Madalin Bucur <madalin.bucur@....com>

Replace PPC specific set/clear_bits API with standard
bit twiddling so driver is portalable outside PPC.

Signed-off-by: Madalin Bucur <madalin.bucur@....com>
Signed-off-by: Claudiu Manoil <claudiu.manoil@....com>
Signed-off-by: Roy Pledge <roy.pledge@....com>
---
 drivers/soc/fsl/qbman/bman.c | 2 +-
 drivers/soc/fsl/qbman/qman.c | 8 ++++----
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/soc/fsl/qbman/bman.c b/drivers/soc/fsl/qbman/bman.c
index 604e45c..ff8998f 100644
--- a/drivers/soc/fsl/qbman/bman.c
+++ b/drivers/soc/fsl/qbman/bman.c
@@ -616,7 +616,7 @@ int bman_p_irqsource_add(struct bman_portal *p, u32 bits)
 	unsigned long irqflags;
 
 	local_irq_save(irqflags);
-	set_bits(bits & BM_PIRQ_VISIBLE, &p->irq_sources);
+	p->irq_sources |= bits & BM_PIRQ_VISIBLE;
 	bm_out(&p->p, BM_REG_IER, p->irq_sources);
 	local_irq_restore(irqflags);
 	return 0;
diff --git a/drivers/soc/fsl/qbman/qman.c b/drivers/soc/fsl/qbman/qman.c
index 1bcfc51..25419e1 100644
--- a/drivers/soc/fsl/qbman/qman.c
+++ b/drivers/soc/fsl/qbman/qman.c
@@ -908,12 +908,12 @@ static inline int qm_mc_result_timeout(struct qm_portal *portal,
 
 static inline void fq_set(struct qman_fq *fq, u32 mask)
 {
-	set_bits(mask, &fq->flags);
+	fq->flags |= mask;
 }
 
 static inline void fq_clear(struct qman_fq *fq, u32 mask)
 {
-	clear_bits(mask, &fq->flags);
+	fq->flags &= ~mask;
 }
 
 static inline int fq_isset(struct qman_fq *fq, u32 mask)
@@ -1574,7 +1574,7 @@ void qman_p_irqsource_add(struct qman_portal *p, u32 bits)
 	unsigned long irqflags;
 
 	local_irq_save(irqflags);
-	set_bits(bits & QM_PIRQ_VISIBLE, &p->irq_sources);
+	p->irq_sources |= bits & QM_PIRQ_VISIBLE;
 	qm_out(&p->p, QM_REG_IER, p->irq_sources);
 	local_irq_restore(irqflags);
 }
@@ -1597,7 +1597,7 @@ void qman_p_irqsource_remove(struct qman_portal *p, u32 bits)
 	 */
 	local_irq_save(irqflags);
 	bits &= QM_PIRQ_VISIBLE;
-	clear_bits(bits, &p->irq_sources);
+	p->irq_sources &= ~bits;
 	qm_out(&p->p, QM_REG_IER, p->irq_sources);
 	ier = qm_in(&p->p, QM_REG_IER);
 	/*
-- 
2.7.4