linux-kernel - Re: [PATCH v2 2/2] uio: Introduce UIO driver dt-binding documentation

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Date:   Thu, 7 Dec 2017 17:42:30 -0600
From:   Rob Herring <robh@...nel.org>
To:     Andrey Zhizhikin <andrey.z@...il.com>
Cc:     gregkh@...uxfoundation.org, mark.rutland@....com,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/2] uio: Introduce UIO driver dt-binding documentation

On Thu, Dec 07, 2017 at 03:46:59PM +0100, Andrey Zhizhikin wrote:
> Create Documentation portion of UIO driver with Generic Interrupt Handler.
> 
> This patch creates a dt-binding documentation portion of the UIO Driver.
> 
> In addition to definition of standard required properties, new optional
> property defined:
> - no-threaded-irq: when present, request_irq() is called with
>   IRQF_NO_THREAD flag set, effectively skipping threaded interrupt
>   handler and taking bottom-half into irq_handler
> 
> Signed-off-by: Andrey Zhizhikin <andrey.z@...il.com>
> 
> diff --git a/Documentation/devicetree/bindings/uio/uio-pdrv-genirq.txt b/Documentation/devicetree/bindings/uio/uio-pdrv-genirq.txt
> new file mode 100644
> index 0000000..dfcc362
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/uio/uio-pdrv-genirq.txt
> @@ -0,0 +1,46 @@
> +* Userspace I/O platform driver with generic IRQ handling code.

No. See prior discussions:

https://lkml.org/lkml/2016/5/18/457
https://lkml.org/lkml/2017/10/8/238