Re: [PATCH 0/4] Fix the regression for the thunderx gpio

[Linus Walleij <linus.walleij@xxxxxxxxxx>]

On Tue, Jan 14, 2020 at 9:39 AM Kevin Hao <haokexin@xxxxxxxxx> wrote:

> Since the commit a7fc89f9d5fc ("gpio: thunderx: Switch to
> GPIOLIB_IRQCHIP"), the thunderx gpio doesn't work anymore. I noticed
> that you have submitted a patch [1] to fix the " irq_domain_push_irq: -22"
> error, but the kernel would panic after applying that fix because the hwirq
> passed to the msi irqdomain is still not correct. It seems that we need
> more codes to make the thunderx gpio work with the GPIOLIB_IRQCHIP. So I
> would prefer to revert the commit a7fc89f9d5fc first to make the thunderx
> gpio to work on the 5.4.x and 5.5 at least. We can then do more test for
> GPIOLIB_IRQCHIP switching (which the patch 2 ~ 4 do) before merging
> them.

Thanks a LOT Kevin, and I'm sorry for open coding and breaking this
driver so much :/

I have applied all four patches for fixes.

Yours,
Linus Walleij