cxl: Add base builtin support
authorIan Munsie <imunsie@au1.ibm.com>
Wed, 8 Oct 2014 08:55:01 +0000 (19:55 +1100)
committerMichael Ellerman <mpe@ellerman.id.au>
Wed, 8 Oct 2014 09:15:56 +0000 (20:15 +1100)
commit10542ca0156f60571ef41799d44d40dd4cb0a473
treeb917dbb91e1e2b1cffd5a351cd16ff431cc16f41
parent4c6d9acce1f4ca815881f0e3adca192795eca1c5
cxl: Add base builtin support

This adds the base cxl support that cannot be built as a module. Specifically
it adds the cxl callbacks that are called from the core powerpc mm code which
must always exist irrespective of if the cxl module is loaded or not. This is
similar to how cell works with CONFIG_SPU_BASE.

This adds a cxl_slbia() call (similar to spu_flush_all_slbs()) which checks if
the cxl module is loaded and in use, returning immediately if it is not. If it
is in use it calls into the cxl SLB invalidation code.

Signed-off-by: Ian Munsie <imunsie@au1.ibm.com>
Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
drivers/misc/Kconfig
drivers/misc/Makefile
drivers/misc/cxl/Kconfig [new file with mode: 0644]
drivers/misc/cxl/Makefile [new file with mode: 0644]
drivers/misc/cxl/base.c [new file with mode: 0644]