lib: sbi_irqchip: Set the IRQ handler when registering a chip

In addition to saving some code size, this moves the decision about
setting the top-level external interrupt handler to the irqchip core,
not the specific driver, which would be needed to support chained
interrupt handlers.

Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Samuel Holland
2024-11-04 20:10:10 -08:00
committed by Anup Patel
parent 678f5909a3
commit 111772353f
3 changed files with 7 additions and 19 deletions

View File

@@ -22,17 +22,10 @@ struct sbi_irqchip_device {
/** Initialize per-hart state for the current hart */
int (*warm_init)(struct sbi_irqchip_device *dev);
};
/**
* Set external interrupt handling function
*
* This function is called by OpenSBI platform code to set a handler for
* external interrupts
*
* @param fn function pointer for handling external irqs
*/
void sbi_irqchip_set_irqfn(int (*fn)(void));
/** Handle an IRQ from this irqchip */
int (*irq_handle)(void);
};
/**
* Process external interrupts