> Hi,
>
> the current ssb irq setup (in ssb_mipscore_init) have some problem :
> it configure some device on some irq without checking that the irq is
> not taken by an other device.
>
> For example in my case PCI host is on irq 0 and IPSEC on irq 3.
> The current code :
> - store in dev->irq that IPSEC irq is 3+2
> - do a set_irq 0->3 on PCI host
>
> But now IPSEC irq is not routed anymore to the mips code and dev->irq is
> wrong. This cause problem described in [1].
>
> This patch try to solve the problem by making set_irq configure the
> device we want to take the irq on the shared irq0.
> The previous example become :
> - store in dev->irq that IPSEC irq is 3+2
> - do a set_irq 0->3 on PCI host :
> - irq 3 is already taken by IPSEC. do a set_irq 3->0 on IPSEC
>
>
> I also added some code to print the irq configuration before and after
> irq setup to allow easier debugging. And I add extra checking in
> ssb_mips_irq to report device without irq or device with not routed irq.
>
>
> [1]
http://www.danm.de/files/src/bcm5365p/REPORTED_DEVICES
>
> Signed-off-by: Matthieu CASTET <castet.matthieu@free.fr>
>
