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ARM: sa1111: add sa1111_get_irq()

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Add a helper function to get the irq number for a device.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
This commit is contained in:
Russell King 2016-09-06 00:45:33 +01:00
parent 1629c9ab36
commit cf6e4ca3e5
2 changed files with 10 additions and 0 deletions
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8
arch/arm/common/sa1111.c
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@ -1357,6 +1357,14 @@ void sa1111_disable_device(struct sa1111_dev *sadev)
}
EXPORT_SYMBOL(sa1111_disable_device);
int sa1111_get_irq(struct sa1111_dev *sadev, unsigned num)
{
if (num >= ARRAY_SIZE(sadev->irq))
return -EINVAL;
return sadev->irq[num];
}
EXPORT_SYMBOL_GPL(sa1111_get_irq);
/*
* SA1111 "Register Access Bus."
*

2
arch/arm/include/asm/hardware/sa1111.h
View File

@ -446,6 +446,8 @@ struct sa1111_driver {
int sa1111_enable_device(struct sa1111_dev *);
void sa1111_disable_device(struct sa1111_dev *);
int sa1111_get_irq(struct sa1111_dev *, unsigned num);
unsigned int sa1111_pll_clock(struct sa1111_dev *);
#define SA1111_AUDIO_ACLINK 0