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>enable_irq</SPAN
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>Name</H2
>enable_irq -- enable handling of an irq
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><CODE
><CODE
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>void <TT
CLASS="FUNCTION"
>enable_irq </TT
></CODE
>(unsigned int <TT
CLASS="PARAMETER"
><I
>irq</I
></TT
>);</CODE
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><TT
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><I
>irq</I
></TT
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> Interrupt to enable
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><H2
>Description</H2
><P
> Undoes the effect of one call to <TT
CLASS="FUNCTION"
>disable_irq</TT
>. If this
matches the last disable, processing of interrupts on this
IRQ line is re-enabled.
</P
><P
> This function may be called from IRQ context.
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