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author | Paul Mundt <lethal@linux-sh.org> | 2009-08-15 00:19:19 (GMT) |
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committer | Paul Mundt <lethal@linux-sh.org> | 2009-08-15 00:19:19 (GMT) |
commit | 2739742c24f1a55365e71f0722bfdce8994e9c4e (patch) | |
tree | 2650b2a8aa4113437cc3590c57b4fae98fc25c5b /arch/sh/mm/cache-sh5.c | |
parent | 8edcfcbbd131a3580db666ed1034c24d56eb6f5d (diff) | |
download | linux-fsl-qoriq-2739742c24f1a55365e71f0722bfdce8994e9c4e.tar.xz |
sh: Provide the kmap_coherent() interface generically.
This plugs in kmap_coherent() for the non-SH4 cases to permit the
pg-mmu.c bits to be used generically across all CPUs. SH-5 is still in
the TODO state, but will move over to fixmap and the generic interface
gradually.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/mm/cache-sh5.c')
-rw-r--r-- | arch/sh/mm/cache-sh5.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/sh/mm/cache-sh5.c b/arch/sh/mm/cache-sh5.c index 698113f..28f3c8f 100644 --- a/arch/sh/mm/cache-sh5.c +++ b/arch/sh/mm/cache-sh5.c @@ -29,6 +29,21 @@ void __init p3_cache_init(void) dtlb_cache_slot = sh64_get_wired_dtlb_entry(); } +void __init kmap_coherent_init(void) +{ + /* XXX ... */ +} + +void *kmap_coherent(struct page *page, unsigned long addr) +{ + /* XXX ... */ + return NULL; +} + +void kunmap_coherent(void) +{ +} + #ifdef CONFIG_DCACHE_DISABLED #define sh64_dcache_purge_all() do { } while (0) #define sh64_dcache_purge_coloured_phy_page(paddr, eaddr) do { } while (0) |