regmap: Add irq_base accessor to regmap_irq
Allows devices to discover their own interrupt without having to remember it themselves. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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@ -287,3 +287,16 @@ void regmap_del_irq_chip(int irq, struct regmap_irq_chip_data *d)
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kfree(d);
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}
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EXPORT_SYMBOL_GPL(regmap_del_irq_chip);
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/**
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* regmap_irq_chip_get_base(): Retrieve interrupt base for a regmap IRQ chip
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*
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* Useful for drivers to request their own IRQs.
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*
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* @data: regmap_irq controller to operate on.
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*/
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int regmap_irq_chip_get_base(struct regmap_irq_chip_data *data)
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{
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return data->irq_base;
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}
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EXPORT_SYMBOL_GPL(regmap_irq_chip_get_base);
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@ -190,5 +190,6 @@ int regmap_add_irq_chip(struct regmap *map, int irq, int irq_flags,
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int irq_base, struct regmap_irq_chip *chip,
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struct regmap_irq_chip_data **data);
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void regmap_del_irq_chip(int irq, struct regmap_irq_chip_data *data);
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int regmap_irq_chip_get_base(struct regmap_irq_chip_data *data);
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#endif
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