On 18.09.2023 15:24, Biju Das wrote:
> The logic to clear the TINT interrupt source in rzg2l_irqc_irq_disable()
> is wrong as the mask is correct only for LSB on the TSSR register.
> This issue is found when testing with two TINT interrupt sources. So fix
> the logic for all TINTs by using the macro TSSEL_SHIFT() to multiply
> tssr_offset with 8.
>
> Fixes: 3fed09559cd8 ("irqchip: Add RZ/G2L IA55 Interrupt Controller driver")
> Signed-off-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
> Tested-by: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx>
Reviewed-by: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx>
> ---
> drivers/irqchip/irq-renesas-rzg2l.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/irqchip/irq-renesas-rzg2l.c b/drivers/irqchip/irq-renesas-rzg2l.c
> index 4bbfa2b0a4df..2cee5477be6b 100644
> --- a/drivers/irqchip/irq-renesas-rzg2l.c
> +++ b/drivers/irqchip/irq-renesas-rzg2l.c
> @@ -118,7 +118,7 @@ static void rzg2l_irqc_irq_disable(struct irq_data *d)
>
> raw_spin_lock(&priv->lock);
> reg = readl_relaxed(priv->base + TSSR(tssr_index));
> - reg &= ~(TSSEL_MASK << tssr_offset);
> + reg &= ~(TSSEL_MASK << TSSEL_SHIFT(tssr_offset));
> writel_relaxed(reg, priv->base + TSSR(tssr_index));
> raw_spin_unlock(&priv->lock);
> }
