diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2022-05-12 20:39:21 +0300 |
|---|---|---|
| committer | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2022-06-06 14:09:16 +0300 |
| commit | 41a18c4918dcd57a49b0d046d9f2d587878de739 (patch) | |
| tree | ae4ed11c2aa7591e8b8ac7f43fe9e5e74cc232a8 /drivers/gpio | |
| parent | 68a12c19e1cb0f3332d3f59e1d5447f2aff97cd7 (diff) | |
| download | linux-41a18c4918dcd57a49b0d046d9f2d587878de739.tar.xz | |
gpio: wcove: make irq_chip immutable
Since recently, the kernel is nagging about mutable irq_chips:
"not an immutable chip, please consider fixing it!"
Drop the unneeded copy, flag it as IRQCHIP_IMMUTABLE, add the new
helper functions and call the appropriate gpiolib functions.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpio-wcove.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/gpio/gpio-wcove.c b/drivers/gpio/gpio-wcove.c index 16a0fae1e32e..c18b6b47384f 100644 --- a/drivers/gpio/gpio-wcove.c +++ b/drivers/gpio/gpio-wcove.c @@ -299,6 +299,8 @@ static void wcove_irq_unmask(struct irq_data *data) if (gpio >= WCOVE_GPIO_NUM) return; + gpiochip_enable_irq(chip, gpio); + wg->set_irq_mask = false; wg->update |= UPDATE_IRQ_MASK; } @@ -314,15 +316,19 @@ static void wcove_irq_mask(struct irq_data *data) wg->set_irq_mask = true; wg->update |= UPDATE_IRQ_MASK; + + gpiochip_disable_irq(chip, gpio); } -static struct irq_chip wcove_irqchip = { +static const struct irq_chip wcove_irqchip = { .name = "Whiskey Cove", .irq_mask = wcove_irq_mask, .irq_unmask = wcove_irq_unmask, .irq_set_type = wcove_irq_type, .irq_bus_lock = wcove_bus_lock, .irq_bus_sync_unlock = wcove_bus_sync_unlock, + .flags = IRQCHIP_IMMUTABLE, + GPIOCHIP_IRQ_RESOURCE_HELPERS, }; static irqreturn_t wcove_gpio_irq_handler(int irq, void *data) @@ -452,7 +458,7 @@ static int wcove_gpio_probe(struct platform_device *pdev) } girq = &wg->chip.irq; - girq->chip = &wcove_irqchip; + gpio_irq_chip_set_chip(girq, &wcove_irqchip); /* This will let us handle the parent IRQ in the driver */ girq->parent_handler = NULL; girq->num_parents = 0; |