[PATCH] powerpc/mpc52xx: Properly update irq_desc when set_type() is called.

[Matt Sealey]

Grant Likely wrote:
> From: Grant Likely <grant.likely at secretlab.ca>
> 
> The MPC5200 PIC driver doesn't correctly update the .status field of
> the irq_desc structure when the set_type hook is called.  This patch
> adds the required code.
> 
> Also cleans up the external IRQ typename field to be something easier
> to read (very minor).
> 
> Signed-off-by: Grant Likely <grant.likely at secretlab.ca>

Hi Grant,

What does this affect?

-- Matt