Merge "genirq: Introduce irq_chip_get/set_parent_state calls" (3d3dc9ad) · Commits · e / devices / android_kernel_oneplus_sm7250

include/linux/irq.h

+6 −0

Original line number	Diff line number	Diff line
		@@ -599,6 +599,12 @@ extern int irq_chip_pm_put(struct irq_data *data);
		#ifdef CONFIG_IRQ_DOMAIN_HIERARCHY
		extern void handle_fasteoi_ack_irq(struct irq_desc *desc);
		extern void handle_fasteoi_mask_irq(struct irq_desc *desc);
		extern int irq_chip_set_parent_state(struct irq_data *data,
		enum irqchip_irq_state which,
		bool val);
		extern int irq_chip_get_parent_state(struct irq_data *data,
		enum irqchip_irq_state which,
		bool *state);
		extern void irq_chip_enable_parent(struct irq_data *data);
		extern void irq_chip_disable_parent(struct irq_data *data);
		extern void irq_chip_ack_parent(struct irq_data *data);

+44 −0

Original line number	Diff line number	Diff line
		@@ -1233,6 +1233,50 @@ EXPORT_SYMBOL_GPL(handle_fasteoi_mask_irq);

		#endif /* CONFIG_IRQ_FASTEOI_HIERARCHY_HANDLERS */

		/**
		* irq_chip_set_parent_state - set the state of a parent interrupt.
		* @data: Pointer to interrupt specific data
		* @which: State to be restored (one of IRQCHIP_STATE_*)
		* @val: Value corresponding to @which
		*
		*/
		int irq_chip_set_parent_state(struct irq_data *data,
		enum irqchip_irq_state which,
		bool val)
		{
		data = data->parent_data;
		if (!data)
		return 0;

		if (data->chip->irq_set_irqchip_state)
		return data->chip->irq_set_irqchip_state(data, which, val);

		return 0;
		}
		EXPORT_SYMBOL(irq_chip_set_parent_state);

		/**
		* irq_chip_get_parent_state - get the state of a parent interrupt.
		* @data: Pointer to interrupt specific data
		* @which: one of IRQCHIP_STATE_* the caller wants to know
		* @state: a pointer to a boolean where the state is to be stored
		*
		*/
		int irq_chip_get_parent_state(struct irq_data *data,
		enum irqchip_irq_state which,
		bool *state)
		{
		data = data->parent_data;
		if (!data)
		return 0;

		if (data->chip->irq_get_irqchip_state)
		return data->chip->irq_get_irqchip_state(data, which, state);

		return 0;
		}
		EXPORT_SYMBOL(irq_chip_get_parent_state);

		/**
		* irq_chip_enable_parent - Enable the parent interrupt (defaults to unmask if
		* NULL)