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    SubjectRe: [PATCH v6 1/6] irqchip/mtk-sysirq: support 4 interrupt parameters for sysirq
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    On 07/02/2019 15:20, Matthias Brugger wrote:
    >
    >
    > On 24/01/2019 09:07, Erin Lo wrote:
    >> 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)
    >
    > Where is this 4th parameter used?

    https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/devicetree/bindings/interrupt-controller/arm,gic-v3.txt#n14

    Thanks,

    M.
    --
    Jazz is not dead. It just smells funny...

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