diff options
| author | Biju Das <biju.das.jz@bp.renesas.com> | 2026-03-25 19:24:26 +0000 |
|---|---|---|
| committer | Thomas Gleixner <tglx@kernel.org> | 2026-03-26 16:56:22 +0100 |
| commit | b8e06e4e419bd3dd99f832d728f17007ada3359c (patch) | |
| tree | 42caee0e479a8e4cb4320109ba6925130345b8f8 /drivers/irqchip | |
| parent | bcb30669088a69cc8de2a5cf446b8b72f6b6e8eb (diff) | |
irqchip/renesas-rzg2l: Dynamically allocate fwspec array
The total number of interrupts in RZ/G2L and RZ/G3L SoC are different. The
RZ/G3L has 16 external interrupts whereas RZ/G2L has only 8 external
interrupts. Dynamically allocate fwspec memory instead of static allocation
to support both SoCs.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Signed-off-by: Thomas Gleixner <tglx@kernel.org>
Link: https://patch.msgid.link/20260325192451.172562-12-biju.das.jz@bp.renesas.com
Diffstat (limited to 'drivers/irqchip')
| -rw-r--r-- | drivers/irqchip/irq-renesas-rzg2l.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/irqchip/irq-renesas-rzg2l.c b/drivers/irqchip/irq-renesas-rzg2l.c index bb6400ceb617..db5d1a5de87e 100644 --- a/drivers/irqchip/irq-renesas-rzg2l.c +++ b/drivers/irqchip/irq-renesas-rzg2l.c @@ -81,7 +81,7 @@ static struct rzg2l_irqc_priv { void __iomem *base; const struct irq_chip *irq_chip; const struct irq_chip *tint_chip; - struct irq_fwspec fwspec[IRQC_NUM_IRQ]; + struct irq_fwspec *fwspec; raw_spinlock_t lock; struct rzg2l_irqc_reg_cache cache; } *rzg2l_irqc_data; @@ -630,6 +630,11 @@ static int rzg2l_irqc_common_probe(struct platform_device *pdev, struct device_n if (IS_ERR(rzg2l_irqc_data->base)) return PTR_ERR(rzg2l_irqc_data->base); + rzg2l_irqc_data->fwspec = devm_kcalloc(&pdev->dev, IRQC_NUM_IRQ, + sizeof(*rzg2l_irqc_data->fwspec), GFP_KERNEL); + if (!rzg2l_irqc_data->fwspec) + return -ENOMEM; + ret = rzg2l_irqc_parse_interrupts(rzg2l_irqc_data, node); if (ret) return dev_err_probe(dev, ret, "cannot parse interrupts: %d\n", ret); |