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| author | Paul Mundt <lethal@linux-sh.org> | 2010-11-04 12:32:24 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2010-11-04 12:32:24 +0900 |
| commit | e2fcf74f3d3dabe8591732cd37869a0cc88ed7a5 (patch) | |
| tree | ccc1efdfffdf6b9ca427f46bb135faaa44e00dd4 /arch/sh/mm/consistent.c | |
| parent | e96ce8ebfd7427c7ce335028f6619fb549f366b2 (diff) | |
| download | linux-e2fcf74f3d3dabe8591732cd37869a0cc88ed7a5.tar.gz linux-e2fcf74f3d3dabe8591732cd37869a0cc88ed7a5.tar.bz2 linux-e2fcf74f3d3dabe8591732cd37869a0cc88ed7a5.zip | |
sh: nommu: use 32-bit phys mode.
The nommu code has regressed somewhat in that 29BIT gets set for the
SH-2/2A configs regardless of the fact that they are really 32BIT sans
MMU or PMB. This does a bit of tidying to get nommu properly selecting
32BIT as it was before.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/mm/consistent.c')
| -rw-r--r-- | arch/sh/mm/consistent.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c index 038793286990..40733a952402 100644 --- a/arch/sh/mm/consistent.c +++ b/arch/sh/mm/consistent.c @@ -79,21 +79,20 @@ void dma_generic_free_coherent(struct device *dev, size_t size, void dma_cache_sync(struct device *dev, void *vaddr, size_t size, enum dma_data_direction direction) { -#if defined(CONFIG_CPU_SH5) || defined(CONFIG_PMB) - void *p1addr = vaddr; -#else - void *p1addr = (void*) P1SEGADDR((unsigned long)vaddr); -#endif + void *addr; + + addr = __in_29bit_mode() ? + (void *)P1SEGADDR((unsigned long)vaddr) : vaddr; switch (direction) { case DMA_FROM_DEVICE: /* invalidate only */ - __flush_invalidate_region(p1addr, size); + __flush_invalidate_region(addr, size); break; case DMA_TO_DEVICE: /* writeback only */ - __flush_wback_region(p1addr, size); + __flush_wback_region(addr, size); break; case DMA_BIDIRECTIONAL: /* writeback and invalidate */ - __flush_purge_region(p1addr, size); + __flush_purge_region(addr, size); break; default: BUG(); |