diff options
| author | John Keeping <john@metanate.com> | 2021-12-02 18:50:21 +0300 |
|---|---|---|
| committer | Bartosz Golaszewski <brgl@bgdev.pl> | 2021-12-03 17:59:10 +0300 |
| commit | adc8b4bf2a7f6f513c560bb8e225d4750ce5e872 (patch) | |
| tree | 5336521b17bd153ee7a2f207a64f9cb65deaaeac /drivers/gpio/gpio-rockchip.c | |
| parent | a00128dfc8fc0cc8848d9168d6e7cfff99bd46f0 (diff) | |
| download | linux-adc8b4bf2a7f6f513c560bb8e225d4750ce5e872.tar.xz | |
gpio: rockchip: lock GPIOs used as interrupts
Use the standard gpiochip request/release resource functions so that any
GPIOs used as interrupts are properly locked. This allows libgpiod to
correctly show these GPIOs as in-use.
Signed-off-by: John Keeping <john@metanate.com>
Tested-by: Nicolas Frattaroli <frattaroli.nicolas@gmail.com>
Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
Diffstat (limited to 'drivers/gpio/gpio-rockchip.c')
| -rw-r--r-- | drivers/gpio/gpio-rockchip.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c index ce63cbd14d69..c1b8e5dbbcc4 100644 --- a/drivers/gpio/gpio-rockchip.c +++ b/drivers/gpio/gpio-rockchip.c @@ -465,6 +465,22 @@ out: return ret; } +static int rockchip_irq_reqres(struct irq_data *d) +{ + struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); + struct rockchip_pin_bank *bank = gc->private; + + return gpiochip_reqres_irq(&bank->gpio_chip, d->hwirq); +} + +static void rockchip_irq_relres(struct irq_data *d) +{ + struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); + struct rockchip_pin_bank *bank = gc->private; + + gpiochip_relres_irq(&bank->gpio_chip, d->hwirq); +} + static void rockchip_irq_suspend(struct irq_data *d) { struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); @@ -536,6 +552,8 @@ static int rockchip_interrupts_register(struct rockchip_pin_bank *bank) gc->chip_types[0].chip.irq_suspend = rockchip_irq_suspend; gc->chip_types[0].chip.irq_resume = rockchip_irq_resume; gc->chip_types[0].chip.irq_set_type = rockchip_irq_set_type; + gc->chip_types[0].chip.irq_request_resources = rockchip_irq_reqres; + gc->chip_types[0].chip.irq_release_resources = rockchip_irq_relres; gc->wake_enabled = IRQ_MSK(bank->nr_pins); /* |