powerpc/8xx: Shorten irq_chip name for the SIU

[Michael Ellerman]

On Fri, 2015-21-08 at 11:05:15 UTC, Christophe Leroy wrote:
> show_interrupts() expects the irq_chip name to be max 8 characters
> otherwise everything get misaligned
> 
> # cat /proc/interrupts
>            CPU0
>  17:          0   CPM PIC   0 Level     error
>  19:          0  MPC8XX SIU  15 Level     tbint
>  20:         90   CPM PIC   4 Level     cpm_uart
>  38:      29746  MPC8XX SIU   5 Level     fs_enet-mac
>  39:          0  MPC8XX SIU   7 Level     fs_enet-mac
>  47:        401   CPM PIC   5 Level     fsl_spi
>  68:          1  MPC8XX SIU   2 Level     phy_interrupt, phy_interrupt, phy_interrupt
> LOC:    7225485   Local timer interrupts for timer event device
> LOC:          9   Local timer interrupts for others
> SPU:          0   Spurious interrupts
> PMI:          0   Performance monitoring interrupts
> MCE:          0   Machine check exceptions
> 
> Signed-off-by: Christophe Leroy <christophe.leroy at c-s.fr>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/255e8e046c3925ee45a86946

cheers