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pinctrl: sunxi: sunxi_pinctrl_irq_ack avoid build warning #1

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Oct 12, 2021
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pinctrl: sunxi: sunxi_pinctrl_irq_ack avoid build warning #1

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5 changes: 3 additions & 2 deletions drivers/pinctrl/sunxi/pinctrl-sunxi.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1026,13 +1026,14 @@ static void sunxi_pinctrl_irq_ack(struct irq_data *d)
struct sunxi_pinctrl *pctl = irq_data_get_irq_chip_data(d);
u32 status_reg = sunxi_irq_status_reg(pctl->desc, d->hwirq);
u8 status_idx = sunxi_irq_status_offset(d->hwirq);
u32 new, old;

u32 old = readl(pctl->membase + status_reg);
old = readl(pctl->membase + status_reg);

/* Clear the IRQ */
writel(1 << status_idx, pctl->membase + status_reg);

u32 new = readl(pctl->membase + status_reg);
new = readl(pctl->membase + status_reg);

pr_err("acked %ld in 0x%08x, was 0x%08x, now 0x%08x\n",
d->hwirq, status_reg, old, new);
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