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Subject: Re: [PATCH 10/17] soc: ti: pruss_intc: Add API to trigger a PRU
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To:     Roger Quadros <rogerq@ti.com>, tony@atomide.com
Cc:     robh+dt@kernel.org, bcousson@baylibre.com, ssantosh@kernel.org,
        ohad@wizery.com, bjorn.andersson@linaro.org, s-anna@ti.com,
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        m-karicheri2@ti.com, woods.technical@gmail.com,
        linux-omap@vger.kernel.org, linux-remoteproc@vger.kernel.org,
        linux-kernel@vger.kernel.org, devicetree@vger.kernel.org
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From:   David Lechner <david@lechnology.com>
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Date:   Mon, 26 Nov 2018 15:18:25 -0600
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On 11/22/18 5:39 AM, Roger Quadros wrote:
> From: Suman Anna <s-anna@ti.com>
> 
> The PRUSS INTC can generate an interrupt to various processor
> subsystems on the SoC through a set of 64 possible PRU system
> events. These system events can be used by PRU client drivers
> or applications for event notifications/signalling between PRUs
> and MPU or other processors. A new API, pruss_intc_trigger() is
> provided to MPU-side PRU client drivers/applications to be able
> to trigger an event/interrupt using IRQ numbers provided by the
> PRUSS-INTC irqdomain chip.

Could we just use something like this:

	irq_set_irqchip_state(irq, IRQCHIP_STATE_PENDING, true);

instead of introducing a new API?