From: Miquel Raynal <miquel.raynal@bootlin.com> To: Thomas Gleixner <tglx@linutronix.de>, Jason Cooper <jason@lakedaemon.net>, Marc Zyngier <marc.zyngier@arm.com>, Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will.deacon@arm.com>, Andrew Lunn <andrew@lunn.ch>, Gregory Clement <gregory.clement@bootlin.com>, Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> Cc: Mark Rutland <mark.rutland@arm.com>, devicetree@vger.kernel.org, Haim Boot <hayim@marvell.com>, Antoine Tenart <antoine.tenart@bootlin.com>, Hanna Hawa <hannah@marvell.com>, Maxime Chevallier <maxime.chevallier@bootlin.com>, Nadav Haklai <nadavh@marvell.com>, Rob Herring <robh+dt@kernel.org>, Thomas Petazzoni <thomas.petazzoni@bootlin.com>, Miquel Raynal <miquel.raynal@bootlin.com>, linux-arm-kernel@lists.infradead.org Subject: [PATCH v3 05/17] irqchip/irq-mvebu-icu: clarify the reset operation of configured interrupts Date: Fri, 22 Jun 2018 17:14:20 +0200 [thread overview] Message-ID: <20180622151432.1566-6-miquel.raynal@bootlin.com> (raw) In-Reply-To: <20180622151432.1566-1-miquel.raynal@bootlin.com> Rewrite a small section to clarify the reset operation of interrupts already configured by ATF that we want to handle in the driver. This will simplify the introduction of System Error Interrupts support. Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Reviewed-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com> --- drivers/irqchip/irq-mvebu-icu.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/irqchip/irq-mvebu-icu.c b/drivers/irqchip/irq-mvebu-icu.c index a2a3acd74491..0f2655d7f19e 100644 --- a/drivers/irqchip/irq-mvebu-icu.c +++ b/drivers/irqchip/irq-mvebu-icu.c @@ -258,8 +258,12 @@ static int mvebu_icu_probe(struct platform_device *pdev) * avoid unpredictable SPI assignments done by firmware. */ for (i = 0 ; i < ICU_MAX_IRQS ; i++) { - u32 icu_int = readl_relaxed(icu->base + ICU_INT_CFG(i)); - if ((icu_int >> ICU_GROUP_SHIFT) == ICU_GRP_NSR) + u32 icu_int, icu_grp; + + icu_int = readl_relaxed(icu->base + ICU_INT_CFG(i)); + icu_grp = icu_int >> ICU_GROUP_SHIFT; + + if (icu_grp == ICU_GRP_NSR) writel_relaxed(0x0, icu->base + ICU_INT_CFG(i)); } -- 2.14.1
WARNING: multiple messages have this Message-ID (diff)
From: miquel.raynal@bootlin.com (Miquel Raynal) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v3 05/17] irqchip/irq-mvebu-icu: clarify the reset operation of configured interrupts Date: Fri, 22 Jun 2018 17:14:20 +0200 [thread overview] Message-ID: <20180622151432.1566-6-miquel.raynal@bootlin.com> (raw) In-Reply-To: <20180622151432.1566-1-miquel.raynal@bootlin.com> Rewrite a small section to clarify the reset operation of interrupts already configured by ATF that we want to handle in the driver. This will simplify the introduction of System Error Interrupts support. Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Reviewed-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com> --- drivers/irqchip/irq-mvebu-icu.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/irqchip/irq-mvebu-icu.c b/drivers/irqchip/irq-mvebu-icu.c index a2a3acd74491..0f2655d7f19e 100644 --- a/drivers/irqchip/irq-mvebu-icu.c +++ b/drivers/irqchip/irq-mvebu-icu.c @@ -258,8 +258,12 @@ static int mvebu_icu_probe(struct platform_device *pdev) * avoid unpredictable SPI assignments done by firmware. */ for (i = 0 ; i < ICU_MAX_IRQS ; i++) { - u32 icu_int = readl_relaxed(icu->base + ICU_INT_CFG(i)); - if ((icu_int >> ICU_GROUP_SHIFT) == ICU_GRP_NSR) + u32 icu_int, icu_grp; + + icu_int = readl_relaxed(icu->base + ICU_INT_CFG(i)); + icu_grp = icu_int >> ICU_GROUP_SHIFT; + + if (icu_grp == ICU_GRP_NSR) writel_relaxed(0x0, icu->base + ICU_INT_CFG(i)); } -- 2.14.1
next prev parent reply other threads:[~2018-06-22 15:14 UTC|newest] Thread overview: 84+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-06-22 15:14 [PATCH v3 00/17] Add System Error Interrupt support to Armada SoCs Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 01/17] platform-msi: allow creation of MSI domain without interrupt number Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-28 11:12 ` Marc Zyngier 2018-06-28 11:12 ` Marc Zyngier 2018-06-29 7:40 ` Miquel Raynal 2018-06-29 7:40 ` Miquel Raynal 2018-06-29 14:38 ` Marc Zyngier 2018-06-29 14:38 ` Marc Zyngier 2018-06-29 14:43 ` Miquel Raynal 2018-06-29 14:43 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 02/17] dt-bindings/interrupt-controller: fix Marvell ICU length in the example Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 03/17] arm64: dts: marvell: fix CP110 ICU node size Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-25 15:05 ` Gregory CLEMENT 2018-06-25 15:05 ` Gregory CLEMENT 2018-06-25 15:09 ` Miquel Raynal 2018-06-25 15:09 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 04/17] irqchip/irq-mvebu-icu: fix wrong private data retrieval Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal [this message] 2018-06-22 15:14 ` [PATCH v3 05/17] irqchip/irq-mvebu-icu: clarify the reset operation of configured interrupts Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 06/17] irqchip/irq-mvebu-icu: switch to regmap Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-28 12:05 ` Marc Zyngier 2018-06-28 12:05 ` Marc Zyngier 2018-06-29 15:27 ` Miquel Raynal 2018-06-29 15:27 ` Miquel Raynal 2018-06-29 17:17 ` Marc Zyngier 2018-06-29 17:17 ` Marc Zyngier 2018-06-29 18:20 ` Miquel Raynal 2018-06-29 18:20 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 07/17] irqchip/irq-mvebu-icu: make irq_domain local Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-28 12:10 ` Marc Zyngier 2018-06-28 12:10 ` Marc Zyngier 2018-06-29 12:32 ` Miquel Raynal 2018-06-29 12:32 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 08/17] irqchip/irq-mvebu-icu: disociate ICU and NSR Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-28 12:24 ` Marc Zyngier 2018-06-28 12:24 ` Marc Zyngier 2018-06-29 12:30 ` Miquel Raynal 2018-06-29 12:30 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 09/17] irqchip/irq-mvebu-icu: support ICU subnodes Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-28 12:45 ` Marc Zyngier 2018-06-28 12:45 ` Marc Zyngier 2018-06-29 12:34 ` Miquel Raynal 2018-06-29 12:34 ` Miquel Raynal 2018-07-04 9:09 ` Miquel Raynal 2018-07-04 9:09 ` Miquel Raynal 2018-07-04 12:43 ` Marc Zyngier 2018-07-04 12:43 ` Marc Zyngier 2018-07-04 15:16 ` Miquel Raynal 2018-07-04 15:16 ` Miquel Raynal 2018-07-05 8:19 ` Marc Zyngier 2018-07-05 8:19 ` Marc Zyngier 2018-06-22 15:14 ` [PATCH v3 10/17] irqchip/irq-mvebu-sei: add new driver for Marvell SEI Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-28 14:54 ` Marc Zyngier 2018-06-28 14:54 ` Marc Zyngier 2018-06-29 12:41 ` Miquel Raynal 2018-06-29 12:41 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 11/17] arm64: marvell: enable SEI driver Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 12/17] irqchip/irq-mvebu-icu: add support for System Error Interrupts (SEI) Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-28 16:49 ` Marc Zyngier 2018-06-28 16:49 ` Marc Zyngier 2018-06-28 17:12 ` Miquel Raynal 2018-06-28 17:12 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 13/17] dt-bindings/interrupt-controller: update Marvell ICU bindings Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 14/17] dt-bindings/interrupt-controller: add documentation for Marvell SEI controller Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 15/17] arm64: dts: marvell: add AP806 SEI subnode Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 16/17] arm64: dts: marvell: use new bindings for CP110 interrupts Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal 2018-06-22 15:14 ` [PATCH v3 17/17] arm64: dts: marvell: add CP110 ICU SEI subnode Miquel Raynal 2018-06-22 15:14 ` Miquel Raynal
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