[PATCH 1/3] irqchip/renesas-rzv2h: Kill swint_idx[]
From: Geert Uytterhoeven
Date: Fri Apr 03 2026 - 04:57:16 EST
The array swint_idx[] just contains an identity mapping.
Replace it by using the index directly, to simplify the code.
Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
---
drivers/irqchip/irq-renesas-rzv2h.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/irqchip/irq-renesas-rzv2h.c b/drivers/irqchip/irq-renesas-rzv2h.c
index ce790590f7ca9932..6fa8141adcaa59f2 100644
--- a/drivers/irqchip/irq-renesas-rzv2h.c
+++ b/drivers/irqchip/irq-renesas-rzv2h.c
@@ -745,7 +745,7 @@ static irqreturn_t rzv2h_icu_error_irq(int irq, void *data)
static irqreturn_t rzv2h_icu_swint_irq(int irq, void *data)
{
- u8 cpu = *(u8 *)data;
+ unsigned int cpu = (uintptr_t)data;
pr_info("SWINT interrupt for CA55 core %u\n", cpu);
return IRQ_HANDLED;
@@ -760,7 +760,6 @@ static int rzv2h_icu_setup_irqs(struct platform_device *pdev, struct irq_domain
"int-ca55-2", "int-ca55-3",
};
static const char *icu_err = "icu-error-ca55";
- static const u8 swint_idx[] = { 0, 1, 2, 3 };
void __iomem *base = rzv2h_icu_data->base;
struct device *dev = &pdev->dev;
struct irq_fwspec fwspec;
@@ -780,7 +779,7 @@ static int rzv2h_icu_setup_irqs(struct platform_device *pdev, struct irq_domain
}
ret = devm_request_irq(dev, virq, rzv2h_icu_swint_irq, 0, dev_name(dev),
- (void *)&swint_idx[i]);
+ (void *)(uintptr_t)i);
if (ret) {
return dev_err_probe(dev, ret, "Failed to request %s IRQ\n",
rzv2h_swint_names[i]);
--
2.43.0