linux-kernel - Re: [PATCH v4 0/3] simulated interrupts

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Date:   Wed, 16 Aug 2017 16:44:37 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Bartosz Golaszewski <brgl@...ev.pl>
cc:     Linus Walleij <linus.walleij@...aro.org>,
        Marc Zyngier <marc.zyngier@....com>,
        Jonathan Corbet <corbet@....net>,
        Bamvor Jian Zhang <bamvor.zhangjian@...aro.org>,
        Jonathan Cameron <jic23@...nel.org>,
        Lars-Peter Clausen <lars@...afoo.de>,
        linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org,
        linux-doc@...r.kernel.org
Subject: Re: [PATCH v4 0/3] simulated interrupts

On Mon, 14 Aug 2017, Bartosz Golaszewski wrote:

> Some frameworks (e.g. iio, gpiolib) use irq_work to implement simulated
> interrupts that can be 'fired' from process context when needed and
> requested just like normal interrupts. This is useful for testing and
> development purposes.
> 
> Currently this code is reimplemented by every user. This series
> proposes to add a new set of functions that can be used by drivers
> that want to simulate interrupts without having to duplicate any
> boilerplate code.
> 
> The first patch adds a simple irq simulator framework. The second
> extends it with resource management. The third uses the new
> functionality in the gpio-mockup testing driver.

I merged the irq part (1+2) into a separate branch, which can be consumed
by the gpio folks so the mockup driver patch can be merged as well.

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git irq/for-gpio

Thanks,

	tglx