genirq: Allow irq_set_chip_handler_name_locked() to take a const irq_chip

Similar to commit 393e1280f765 ("genirq: Allow irq_chip registration
functions to take a const irq_chip"), allow the
irq_set_chip_handler_name_locked() function to take a const irq_chip
argument.

Signed-off-by: Michael Walle <michael@walle.cc>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20220706151553.1580790-1-michael@walle.cc

diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h
index a775845..1cd4e36 100644 (file)
--- a/include/linux/irqdesc.h
+++ b/include/linux/irqdesc.h
@@ -209,14 +209,15 @@ static inline void irq_set_handler_locked(struct irq_data *data,
  * Must be called with irq_desc locked and valid parameters.
  */
 static inline void
-irq_set_chip_handler_name_locked(struct irq_data *data, struct irq_chip *chip,
+irq_set_chip_handler_name_locked(struct irq_data *data,
+                                const struct irq_chip *chip,
                                 irq_flow_handler_t handler, const char *name)
 {
        struct irq_desc *desc = irq_data_to_desc(data);
 
        desc->handle_irq = handler;
        desc->name = name;
-       data->chip = chip;
+       data->chip = (struct irq_chip *)chip;
 }
 
 bool irq_check_status_bit(unsigned int irq, unsigned int bitmask);