tree df6062876a6abc11bdb5accf47f1d51f01a2ed11
parent f728b5c3a599d0410a079f447f921a10be7d59d6
author Michael Ellerman <michael@ellerman.id.au> 1178593114 +1000
committer Paul Mackerras <paulus@samba.org> 1178595631 +1000

[POWERPC] PowerPC MSI infrastructure

This provides the architecture specific hooks to support MSI on
powerpc.  We implement the newly added arch_setup_msi_irqs() and
arch_teardown_msi_irqs(), and then delegate to ppc_md routines.

Platforms that don't implement MSI will leave the ppc_md calls blank,
arch_msi_check_device() will detect this and return ENOSYS. Drivers
should detect this error and continue to use LSI.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>