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Diffstat (limited to 'arch/mips/mm/dma-default.c')
-rw-r--r-- | arch/mips/mm/dma-default.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c index 33ba3c5..af5f046 100644 --- a/arch/mips/mm/dma-default.c +++ b/arch/mips/mm/dma-default.c @@ -61,6 +61,11 @@ static inline struct page *dma_addr_to_page(struct device *dev, * Warning on the terminology - Linux calls an uncached area coherent; * MIPS terminology calls memory areas with hardware maintained coherency * coherent. + * + * Note that the R14000 and R16000 should also be checked for in this + * condition. However this function is only called on non-I/O-coherent + * systems and only the R10000 and R12000 are used in such systems, the + * SGI IP28 Indigo² rsp. SGI IP32 aka O2. */ static inline int cpu_needs_post_dma_flush(struct device *dev) { |