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From:   Erin Lo <erin.lo@mediatek.com>
To:     Matthias Brugger <matthias.bgg@gmail.com>,
        Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        Jason Cooper <jason@lakedaemon.net>,
        Marc Zyngier <marc.zyngier@arm.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Stephen Boyd <sboyd@codeaurora.org>
CC:     <devicetree@vger.kernel.org>,
        srv_heupstream <srv_heupstream@mediatek.com>,
        <linux-kernel@vger.kernel.org>, <linux-serial@vger.kernel.org>,
        <linux-mediatek@lists.infradead.org>,
        <linux-arm-kernel@lists.infradead.org>,
        <yingjoe.chen@mediatek.com>, <erin.lo@mediatek.com>,
        <mars.cheng@mediatek.com>, <eddie.huang@mediatek.com>,
        <linux-clk@vger.kernel.org>, Seiya Wang <seiya.wang@mediatek.com>
Subject: [PATCH v6 1/6] irqchip/mtk-sysirq: support 4 interrupt parameters for sysirq
Date:   Thu, 24 Jan 2019 16:07:15 +0800
Message-ID: <1548317240-44682-2-git-send-email-erin.lo@mediatek.com>
In-Reply-To: <1548317240-44682-1-git-send-email-erin.lo@mediatek.com>
References: <1548317240-44682-1-git-send-email-erin.lo@mediatek.com>
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From: Seiya Wang <seiya.wang@mediatek.com>

To support partitioned PPIs, 4 interrupt parameters should be valid
for sysirq.

Signed-off-by: Seiya Wang <seiya.wang@mediatek.com>
Signed-off-by: Erin Lo <erin.lo@mediatek.com>
---
 drivers/irqchip/irq-mtk-sysirq.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/irqchip/irq-mtk-sysirq.c b/drivers/irqchip/irq-mtk-sysirq.c
index 90aaf19..282736a 100644
--- a/drivers/irqchip/irq-mtk-sysirq.c
+++ b/drivers/irqchip/irq-mtk-sysirq.c
@@ -81,7 +81,7 @@ static int mtk_sysirq_domain_translate(struct irq_domain *d,
 				       unsigned int *type)
 {
 	if (is_of_node(fwspec->fwnode)) {
-		if (fwspec->param_count != 3)
+		if (fwspec->param_count != 3 && fwspec->param_count != 4)
 			return -EINVAL;
 
 		/* No PPI should point to this domain */
@@ -104,7 +104,7 @@ static int mtk_sysirq_domain_alloc(struct irq_domain *domain, unsigned int virq,
 	struct irq_fwspec *fwspec = arg;
 	struct irq_fwspec gic_fwspec = *fwspec;
 
-	if (fwspec->param_count != 3)
+	if (fwspec->param_count != 3 && fwspec->param_count != 4)
 		return -EINVAL;
 
 	/* sysirq doesn't support PPI */
-- 
1.9.1