From: Biju Das <biju.das.jz@bp.renesas.com>
The total number of IRQs in RZ/G2L and RZ/G3L SoC are different. The
RZ/G3L has 16 external IRQs where as RZ/G2L has only 8 external IRQ.
Dynamicaly allocate fwspec memory instead of static allocation to support
both SoCs.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
---
v1->v2:
* No change
---
drivers/irqchip/irq-renesas-rzg2l.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/irqchip/irq-renesas-rzg2l.c b/drivers/irqchip/irq-renesas-rzg2l.c
index e73d426cea6d..20e2b1c4587b 100644
--- a/drivers/irqchip/irq-renesas-rzg2l.c
+++ b/drivers/irqchip/irq-renesas-rzg2l.c
@@ -79,7 +79,7 @@ struct rzg2l_irqc_reg_cache {
static struct rzg2l_irqc_priv {
void __iomem *base;
const struct irq_chip *irqchip;
- struct irq_fwspec fwspec[IRQC_NUM_IRQ];
+ struct irq_fwspec *fwspec;
raw_spinlock_t lock;
struct rzg2l_irqc_reg_cache cache;
} *rzg2l_irqc_data;
@@ -554,6 +554,11 @@ 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);
--
2.43.0