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| author | Steven J. Hill <Steven.Hill@imgtec.com> | 2013-03-25 18:47:29 (GMT) |
|---|---|---|
| committer | Steven J. Hill <Steven.Hill@imgtec.com> | 2013-05-01 21:32:49 (GMT) |
| commit | b6d92b4a6bdb880b39789c677b952c53a437028d (patch) | |
| tree | f14d30f02314d75860aa1ed12449410e6659513b /arch/mips/mti-sead3 | |
| parent | c34c09c81d659e13e15947580198fa652af3ca1a (diff) | |
| download | linux-fsl-qoriq-b6d92b4a6bdb880b39789c677b952c53a437028d.tar.xz | |
MIPS: Add option to disable software I/O coherency.
Some MIPS controllers have hardware I/O coherency. This patch
detects those and turns off software coherency. A new kernel
command line option also allows the user to manually turn
software coherency on or off.
Signed-off-by: Steven J. Hill <Steven.Hill@imgtec.com>
Diffstat (limited to 'arch/mips/mti-sead3')
| -rw-r--r-- | arch/mips/mti-sead3/sead3-setup.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/mips/mti-sead3/sead3-setup.c b/arch/mips/mti-sead3/sead3-setup.c index f012fd1..14633bc 100644 --- a/arch/mips/mti-sead3/sead3-setup.c +++ b/arch/mips/mti-sead3/sead3-setup.c @@ -13,9 +13,6 @@ #include <asm/mips-boards/generic.h> #include <asm/prom.h> -int coherentio; /* 0 => no DMA cache coherency (may be set by user) */ -int hw_coherentio; /* 0 => no HW DMA cache coherency (reflects real HW) */ - const char *get_system_type(void) { return "MIPS SEAD3"; |