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From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
To: JAY KOTHARI <jaikothari10@gmail.com>
Cc: xenomai <xenomai@xenomai.org>
Subject: Re: [Xenomai] rtdm_irq_request not registering irq
Date: Mon, 16 Feb 2015 11:48:31 +0100	[thread overview]
Message-ID: <20150216104831.GD1914@hermes.click-hack.org> (raw)
In-Reply-To: <CALe7ZU1MyQpVzY_+7zMWydeSUvQXAU2AD2Xx2jxf_3TKRBX9-A@mail.gmail.com>

On Mon, Feb 16, 2015 at 04:10:56PM +0530, JAY KOTHARI wrote:
> On 2/16/15, Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org> wrote:
> > On Mon, Feb 16, 2015 at 03:22:07PM +0530, JAY KOTHARI wrote:
> >> I am using beaglebone black with Linux 3.8.13 and Xenomai 2.6.3.
> >
> > There is no reason to use Xenomai 2.6.3, you should be using xenomai
> > 2.6.4. Both releases are ABI compatible.
> >
> >> In
> >> the original Linux driver (without RTDM driver) they are implementing
> >> same irq_number for request_irq API. So I believe the same irq number
> >> must work for rtdm_irq_request in my RTDM driver.
> >>
> >> I looked into /proc/xenomai/irq my irq is shown registered but its not
> >> working.
> >>
> >> How I use to  request_irq and rtrm_irq_request together to solve this
> >> approach?? Do you mean I request irq with both api??
> >> Then how do I implement irq handler and get argument like
> >> dev_id(request_irq) or void * arg(rtdm_irq_request)????
> >
> > Please, no top posting. No need for bazillions of question marks
> > either.
> >
> Sorry for it.
> 
> > Yes, I mean request the irq with both API, pass a dummy handler to
> > request_irq, it will never be called anyway if the handler
> > registered with rtdm_irq_request do not return XN_ISR_PROPAGATE.
> >
> 
> Again I have query about rtdm_irq_request. As my RTDM driver is not
> getting interrupted then how will it go into handler of
> rtdm_irq_request and return XN_ISR_PROPAGATE? Interrupt is registered
> in /proc/xenomai/isr but not responding.

You have misunderstood my answer. Please read it again.

-- 
					    Gilles.


  reply	other threads:[~2015-02-16 10:48 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-16  4:58 [Xenomai] rtdm_irq_request not registering irq JAY KOTHARI
2015-02-16  9:25 ` Gilles Chanteperdrix
2015-02-16  9:52   ` JAY KOTHARI
2015-02-16 10:01     ` Gilles Chanteperdrix
2015-02-16 10:40       ` JAY KOTHARI
2015-02-16 10:48         ` Gilles Chanteperdrix [this message]
2015-02-17 17:33   ` Lennart Sorensen
2015-02-17 18:11     ` Gilles Chanteperdrix
2015-02-17 18:19       ` Lennart Sorensen
2015-02-20 12:46         ` JAY KOTHARI

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