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Date: Wed, 19 Feb 2014 08:37:43 -0800
From: "H. Peter Anvin" <hpa@zytor.com>
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To: carl peng <carlpeng008@gmail.com>, Thomas Gleixner <tglx@linutronix.de>
CC: mingo@redhat.com, x86@kernel.org, pingfank@linux.vnet.ibm.com,
        yoshihiro.yunomae.ez@hitachi.com, linux-kernel@vger.kernel.org
Subject: Re: Does it need to implement irq_set_type method in the ioapic_chip?
References: <CAC5e1FoLrHWSa_7BnRt-u451ZJOVqKhSpbyp8O_ExDbgcXtU+g@mail.gmail.com>	<alpine.DEB.2.02.1402182101450.4468@ionos.tec.linutronix.de> <CAC5e1FpChdyW9xzbwsyVx147hKrV0MxwkCMyKHR4ab5-Q=DyPg@mail.gmail.com>
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On 02/18/2014 06:32 PM, carl peng wrote:
> 1) This device is a ACPI device, the hardware engineer designed it as
> falling edge interrupt trigger
> mode, does it need to re-work the hardware and modify it as rising
> edge trigger mode to suit the
> Linux APIC driver architecture?

Could you share what the ACPI description of your device looks like?

	-hpa