summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/sysdev/mpic_u3msi.c
diff options
context:
space:
mode:
authorNishanth Aravamudan <nacc@us.ibm.com>2011-02-10 09:10:47 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-03-04 18:19:05 +1100
commit4e8b0cf46b2570331a4c4157d53906883c442a22 (patch)
tree125c42222f64709d6073dc9d6ea3b9bc03624a27 /arch/powerpc/sysdev/mpic_u3msi.c
parent6edc642ebee87dfceb97050d51c5ab1fe539a597 (diff)
powerpc/pseries: Add support for dynamic dma windows
If firmware allows us to map all of a partition's memory for DMA on a particular bridge, create a 1:1 mapping of that memory. Add hooks for dealing with hotplug events. Dynamic DMA windows can use larger than the default page size, and we use the largest one possible. Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/sysdev/mpic_u3msi.c')
0 files changed, 0 insertions, 0 deletions