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linux-sg2042
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Merge remote-tracking branch 'regmap/topic/domain' into regmap-next

This commit is contained in:
Mark Brown 2012-12-11 12:39:29 +09:00
parent bcf86687d6 90f790d2dc
commit 4d348e6e0a
2 changed files with 21 additions and 0 deletions
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19
drivers/base/regmap/regmap-irq.c
View File

@ -458,3 +458,22 @@ int regmap_irq_get_virq(struct regmap_irq_chip_data *data, int irq)
return irq_create_mapping(data->domain, irq);
}
EXPORT_SYMBOL_GPL(regmap_irq_get_virq);
/**
* regmap_irq_get_domain(): Retrieve the irq_domain for the chip
*
* Useful for drivers to request their own IRQs and for integration
* with subsystems. For ease of integration NULL is accepted as a
* domain, allowing devices to just call this even if no domain is
* allocated.
*
* @data: regmap_irq controller to operate on.
*/
struct irq_domain *regmap_irq_get_domain(struct regmap_irq_chip_data *data)
{
if (data)
return data->domain;
else
return NULL;
}
EXPORT_SYMBOL_GPL(regmap_irq_get_domain);

2
include/linux/regmap.h
View File

@ -19,6 +19,7 @@
struct module;
struct device;
struct i2c_client;
struct irq_domain;
struct spi_device;
struct regmap;
struct regmap_range_cfg;
@ -321,6 +322,7 @@ int regmap_add_irq_chip(struct regmap *map, int irq, int irq_flags,
void regmap_del_irq_chip(int irq, struct regmap_irq_chip_data *data);
int regmap_irq_chip_get_base(struct regmap_irq_chip_data *data);
int regmap_irq_get_virq(struct regmap_irq_chip_data *data, int irq);
struct irq_domain *regmap_irq_get_domain(struct regmap_irq_chip_data *data);
#else