linux-kernel - Re: [PATCH 08/17] soc: ti: pruss: Add a PRUSS irqchip driver for PRUSS interrupts

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Date:   Mon, 26 Nov 2018 11:33:32 -0800
From:   Tony Lindgren <tony@...mide.com>
To:     Roger Quadros <rogerq@...com>
Cc:     robh+dt@...nel.org, bcousson@...libre.com, ssantosh@...nel.org,
        ohad@...ery.com, bjorn.andersson@...aro.org, s-anna@...com,
        nsekhar@...com, t-kristo@...com, nsaulnier@...com, jreeder@...com,
        m-karicheri2@...com, woods.technical@...il.com,
        linux-omap@...r.kernel.org, linux-remoteproc@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH 08/17] soc: ti: pruss: Add a PRUSS irqchip driver for
 PRUSS interrupts

* Roger Quadros <rogerq@...com> [181126 08:09]:
> Tony,
> 
> On 23/11/18 18:37, Tony Lindgren wrote:
> > * Roger Quadros <rogerq@...com> [181122 11:39]:
> >> The PRUSS INTC module is reference counted during the interrupt
> >> setup phase through the irqchip's irq_request_resources() and
> >> irq_release_resources() ops. This restricts the module from being
> >> removed as long as there are active interrupt users.
> > 
> > So are there any reasons why this could not be just a regular
> > drivers/irqchip driver nowadays?
> 
> This is a reqular irqchip driver. Do you mean it should be moved
> to drivers/irqchip directory?

I think so, is there something preventing doing it?

Also, is this maybe the same INTC that we already have a
driver for in drivers/irqchip/irq-omap-intc.c?

Regards,

Tony