Re: [PATCH v2 2/2] uio: Introduce UIO driver dt-binding documentation
From: Rob Herring
Date: Thu Dec 07 2017 - 18:42:37 EST
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@xxxxxxxxx>
>
> 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