Re: [PATCH v1 0/9] Add Nuvoton NCT6694 MFD devices

Ming Yu
2024-10-25T08:22:13Z

Hi Marc,

I think the currently planned IRQ process meets expectations.
Is there anything that needs improvement?

Thanks,
Ming

Marc Kleine-Budde <mkl@pengutronix.de> 於 2024年10月24日 週四 下午7:57寫道：
>
> On 24.10.2024 16:59:13, Ming Yu wrote:
> > This patch series introduces support for Nuvoton NCT6694, a peripheral
> > expander based on USB interface. It models the chip as an MFD driver
> > (1/9), GPIO driver(2/9), I2C Adapter driver(3/9), CANfd driver(4/9),
> > WDT driver(5/9), HWMON driver(6/9), IIO driver(7/9), PWM driver(8/9),
> > and RTC driver(9/9).
> >
> > The MFD driver implements USB device functionality to issue
> > custom-define USB bulk pipe packets for NCT6694. Each child device can
> > use the USB functions nct6694_read_msg() and nct6694_write_msg() to issue
> > a command. They can also register a handler function that will be called
> > when the USB device receives its interrupt pipe.
>
> What about implementing a proper IRQ demux handler instead?
>
> Marc
>
> --
> Pengutronix e.K. | Marc Kleine-Budde |
> Embedded Linux | https://www.pengutronix.de |
> Vertretung Nürnberg | Phone: +49-5121-206917-129 |
> Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-9 |