SPRD_INBOX_FIFO_OVERFLOW_IRQ | SPRD_INBOX_FIFO_DELIVER_IRQ);
+		/* Enable inbox FIFO delivery interrupt */
+		val = SPRD_INBOX_FIFO_IRQ_MASK;
+		val &= ~SPRD_INBOX_FIFO_DELIVER_IRQ;
 		writel(val, priv->inbox_base + SPRD_MBOX_IRQ_MSK);
 
 		/* Enable outbox FIFO not empty interrupt */
-		val = readl(priv->outbox_base + SPRD_MBOX_IRQ_MSK);
+		val = SPRD_OUTBOX_FIFO_IRQ_MASK;
 		val &= ~SPRD_OUTBOX_FIFO_NOT_EMPTY_IRQ;
 		writel(val, priv->outbox_base + SPRD_MBOX_IRQ_MSK);
 
 		/* Enable supplementary outbox as the fundamental one */
 		if (priv->supp_base) {
 			writel(0x0, priv->supp_base + SPRD_MBOX_FIFO_RST);
-			val = readl(priv->supp_base + SPRD_MBOX_IRQ_MSK);
-			val &= ~SPRD_OUTBOX_FIFO_NOT_EMPTY_IRQ;
 			writel(val, priv->supp_base + SPRD_MBOX_IRQ_MSK);
 		}
 	}
-- 
2.51.0[PATCH 6.19 356/844] mailbox: sprd: mask interrupts that are not handledSasha Levin <sashal@kernel.org> undefinedlinux-kernel@vger.kernel.org, stable@vger.kernel.org undefined undefined undefined undefined?†§#