On Wed, Apr 6, 2022 at 1:57 PM Marc Zyngier <maz@xxxxxxxxxx> wrote:
Update the documentation to get rid of the per-gpio_irq_chip
irq_chip structure, and give examples of the new pattern.
...
+ static void my_gpio_mask_irq(struct irq_data *d)
+ {
+ struct gpio_chip *gc = irq_desc_get_handler_data(d);
+
+ /*
+ * Perform any necessary action to mask the interrupt,
+ * and then call into the core code to synchronise the
+ * state.
+ */
+
+ gpiochip_disable_irq(gc, d->hwirq);
(1)
+ }
+
+ static void my_gpio_unmask_irq(struct irq_data *d)
+ {
+ struct gpio_chip *gc = irq_desc_get_handler_data(d);
+ gpiochip_disable_irq(gc, d->hwirq);
(2)
+ /*
+ * Perform any necessary action to unmask the interrupt,
+ * after having called into the core code to synchronise
+ * the state.
+ */
+ }
If (1) and (2) being the same is not a mistake (typo) it probably
needs additional explanation.