Messages in this thread | | | From | Andy Shevchenko <> | Date | Fri, 6 Nov 2020 11:24:47 +0200 | Subject | Re: [RFC PATCH 1/1] gpio: sifive: To get gpio irq offset from device tree data |
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On Fri, Nov 6, 2020 at 4:59 AM Greentime Hu <greentime.hu@sifive.com> wrote: > > We can get hwirq number of the gpio by its irq_data->hwirq so that we don't > need to add more macros for different platforms. This patch is tested in > SiFive Unleashed board and SiFive Unmatched board.
...
> + struct sifive_gpio *chip = gpiochip_get_data(gc); > + struct irq_data *d = irq_get_irq_data(chip->irq_number[child]);
> + *parent = d->hwirq;
There is an API to get hwirq.
...
> + for (i = 0; i < ngpio; i++) > + chip->irq_number[i] = irq_of_parse_and_map(node, i);
Can't you use platform_get_irq_optional()?
-- With Best Regards, Andy Shevchenko
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