linux-kernel - Re: [External Email] Re: [PATCH v7] serial: sc16is7xx: Add polling mode if no IRQ pin is available

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Message-ID: <b24fba36-48bd-103b-8a6b-386d050ae5f6@systec-electronic.com>
Date: Fri, 17 Jan 2025 13:37:54 +0100 (CET)
From: Andre Werner <andre.werner@...tec-electronic.com>
To: Greg KH <gregkh@...uxfoundation.org>
cc: Andre Werner <andre.werner@...tec-electronic.com>, jirislaby@...nel.org, 
    hvilleneuve@...onoff.com, andy@...nel.org, devicetree@...r.kernel.org, 
    linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org, 
    lech.perczak@...lingroup.com, krzk+dt@...nel.org, conor+dt@...nel.org, 
    robh@...nel.org
Subject: Re: [External Email] Re: [PATCH v7] serial: sc16is7xx: Add polling
 mode if no IRQ pin is available

Dear Greg,

> On Thu, Jan 16, 2025 at 09:34:47AM +0100, Andre Werner wrote:
> > Fall back to polling mode if no interrupt is configured because there
> > is no possibility to connect the interrupt pin.
> >
> > If no interrupt pin is available the driver uses a delayed worker to
> > poll the state of interrupt status registers (IIR).
> >
> > Signed-off-by: Andre Werner <andre.werner@...tec-electronic.com>
> > Link: https://lore.kernel.org/r/20250110073104.1029633-2-andre.werner@systec-electronic.com
> > Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
>
> This whole commit is already in my tree, why is it submitted again?

This is my fault. I misunderstood a comment from a reviewer.
There is a patch that i still discussed in this thread:

https://lkml.org/lkml/2025/1/16/398

Also the thread has a weird structure. Sorry!

>
> confused,
>
> greg k-h
>

Regards,
André