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Fixes for https://github.com/raspberrypi/linux/issues/7301 #7302

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Fixes for https://github.com/raspberrypi/linux/issues/7301 #7302

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6b29188
Improve rp1_irq_set_affinity function
by Apr 3, 2026
0504cd9
Enhance irq_set_affinity logic in pinctrl-rp1
by Apr 3, 2026
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8 changes: 7 additions & 1 deletion drivers/mfd/rp1.c
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Original file line number Diff line number Diff line change
Expand Up @@ -145,8 +145,14 @@ static int rp1_irq_set_affinity(struct irq_data *irqd, const struct cpumask *des
{
struct rp1_dev *rp1 = irqd->domain->host_data;
struct irq_data *pcie_irqd = rp1->pcie_irqds[irqd->hwirq];
int ret;

return msi_domain_set_affinity(pcie_irqd, dest, force);
ret = msi_domain_set_affinity(pcie_irqd, dest, force);
if (ret >= 0) {
irq_data_update_effective_affinity(irqd, dest);
return IRQ_SET_MASK_OK_DONE;
}
return ret;
}

static struct irq_chip rp1_irq_chip = {
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10 changes: 8 additions & 2 deletions drivers/pinctrl/pinctrl-rp1.c
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Original file line number Diff line number Diff line change
Expand Up @@ -958,8 +958,14 @@ static int rp1_gpio_irq_set_affinity(struct irq_data *data, const struct cpumask
}
}

if (parent_data && parent_data->chip->irq_set_affinity)
return parent_data->chip->irq_set_affinity(parent_data, dest, force);
if (parent_data && parent_data->chip->irq_set_affinity) {
int ret = parent_data->chip->irq_set_affinity(parent_data, dest, force);
if (ret >= 0) {
irq_data_update_effective_affinity(data, dest);
return IRQ_SET_MASK_OK_DONE;
}
return ret;
}

return -EINVAL;
}
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