The MPIC driver currently has a list of interrupts to handle as per-cpu.
Since the timer, fabric and neta interrupts were the only per-cpu
interrupts in the system, we can now remove the switch and just check for
the hardware irq number to determine whether a given interrupt is per-cpu
or not.
Signed-off-by: Maxime Ripard <maxime.rip...@free-electrons.com>
---
drivers/irqchip/irq-armada-370-xp.c | 14 ++++----------
1 file changed, 4 insertions(+), 10 deletions(-)
diff --git a/drivers/irqchip/irq-armada-370-xp.c
b/drivers/irqchip/irq-armada-370-xp.c
index daccc8bdbb42..42c69bd95bf8 100644
--- a/drivers/irqchip/irq-armada-370-xp.c
+++ b/drivers/irqchip/irq-armada-370-xp.c
@@ -57,9 +57,6 @@
#define ARMADA_370_XP_MAX_PER_CPU_IRQS (28)
-#define ARMADA_370_XP_TIMER0_PER_CPU_IRQ (5)
-#define ARMADA_370_XP_FABRIC_IRQ (3)
-
#define IPI_DOORBELL_START (0)
#define IPI_DOORBELL_END (8)
#define IPI_DOORBELL_MASK 0xFF
@@ -82,13 +79,10 @@ static phys_addr_t msi_doorbell_addr;
static inline bool is_percpu_irq(irq_hw_number_t irq)
{
- switch (irq) {
- case ARMADA_370_XP_TIMER0_PER_CPU_IRQ:
- case ARMADA_370_XP_FABRIC_IRQ:
+ if (irq <= ARMADA_370_XP_MAX_PER_CPU_IRQS)
return true;
- default:
- return false;
- }
+
+ return false;
}
/*
@@ -552,7 +546,7 @@ static void armada_370_xp_mpic_resume(void)
if (virq == 0)
continue;
- if (irq != ARMADA_370_XP_TIMER0_PER_CPU_IRQ)
+ if (!is_percpu_irq(irq))
writel(irq, per_cpu_int_base +
ARMADA_370_XP_INT_CLEAR_MASK_OFFS);
else
--
2.4.5
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