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lib: sbi_irqchip: Allow marking hardware interrupts as reserved

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Some of the hardware interrupts may be special so allow irqchip
drivers to make these hardware interrupts as reserved. Introduce
sbi_irqchip_register_reserved() for this purpose.

Signed-off-by: Anup Patel <anup.patel@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260423052339.356900-5-anup.patel@oss.qualcomm.com
Signed-off-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Anup Patel
2026-04-23 10:53:37 +05:30
committed by Anup Patel
parent adb4caf765
commit d861447b0b
3 changed files with 44 additions and 13 deletions
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include/sbi/sbi_irqchip.h
+5 -1
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@@ -101,7 +101,11 @@ int sbi_irqchip_set_raw_handler(struct sbi_irqchip_device *chip, u32 hwirq,
/** Register a hardware interrupt handler */
int sbi_irqchip_register_handler(struct sbi_irqchip_device *chip,
u32 first_hwirq, u32 num_hwirq, u32 hwirq_flags,
int (*callback)(u32 hwirq, void *opaque), void *opaque);
int (*callback)(u32 hwirq, void *priv), void *priv);
/** Register a hardware interrupts as reserved */
int sbi_irqchip_register_reserved(struct sbi_irqchip_device *chip,
u32 first_hwirq, u32 num_hwirq);
/** Unregister a hardware interrupt handler */
int sbi_irqchip_unregister_handler(struct sbi_irqchip_device *chip,