xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

powerpc/pci: Split IO vs MMIO indirect access hooks

Browse Source 
The goal is to avoid adding overhead to MMIO when only PIO is needed

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Michael Ellerman
2011-04-11 21:25:01 +00:00
committed by Benjamin Herrenschmidt
parent e297d9dd5c
commit 21176fed25
4 changed files with 23 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
arch/powerpc/platforms/cell/Kconfig
View File

@@ -6,7 +6,8 @@ config PPC_CELL_COMMON
bool
select PPC_CELL
select PPC_DCR_MMIO
select PPC_INDIRECT_IO
select PPC_INDIRECT_PIO
select PPC_INDIRECT_MMIO
select PPC_NATIVE
select PPC_RTAS
select IRQ_EDGE_EOI_HANDLER