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-rw-r--r--kernel/irq/chip.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index 34e969069488..982b75e127c5 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -1278,6 +1278,17 @@ void irq_chip_mask_parent(struct irq_data *data)
EXPORT_SYMBOL_GPL(irq_chip_mask_parent);
/**
+ * irq_chip_mask_ack_parent - Mask and acknowledge the parent interrupt
+ * @data: Pointer to interrupt specific data
+ */
+void irq_chip_mask_ack_parent(struct irq_data *data)
+{
+ data = data->parent_data;
+ data->chip->irq_mask_ack(data);
+}
+EXPORT_SYMBOL_GPL(irq_chip_mask_ack_parent);
+
+/**
* irq_chip_unmask_parent - Unmask the parent interrupt
* @data: Pointer to interrupt specific data
*/