Improve rp1_irq_set_affinity function

by · web-flow · commit 6b2918829008 · 2026-04-03T19:05:36.000+02:00
Enhance IRQ affinity setting with effective update.
diff --git a/drivers/mfd/rp1.c b/drivers/mfd/rp1.c
@@ -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 = {

Original file line number	Diff line number	Diff line change
`@@ -145,8 +145,14 @@ static int rp1_irq_set_affinity(struct irq_data irqd, const struct cpumask des`
`145`	`145`	`{`
`146`	`146`	`struct rp1_dev *rp1 = irqd->domain->host_data;`
`147`	`147`	`struct irq_data *pcie_irqd = rp1->pcie_irqds[irqd->hwirq];`
	`148`	`+ int ret;`
`148`	`149`
`149`		`- return msi_domain_set_affinity(pcie_irqd, dest, force);`
	`150`	`+ ret = msi_domain_set_affinity(pcie_irqd, dest, force);`
	`151`	`+ if (ret >= 0) {`
	`152`	`+ irq_data_update_effective_affinity(irqd, dest);`
	`153`	`+ return IRQ_SET_MASK_OK_DONE;`
	`154`	`+ }`
	`155`	`+ return ret;`
`150`	`156`	`}`
`151`	`157`
`152`	`158`	`static struct irq_chip rp1_irq_chip = {`