diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2013-09-27 14:41:44 +0200 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2014-01-22 20:43:10 +0100 |
| commit | 885014bcf284cdfbe3428f2cfa3882edde5ff5fa (patch) | |
| tree | cb0eeee346b51eb7af6c8cf8c49a046bb937f296 /arch/mips/include/asm/mach-generic | |
| parent | 5792bf6438658cb129c3022aa2cf7e9b19b5de3a (diff) | |
MIPS: improve checks for noncoherent DMA
Only one MIPS development board actually supports enabling/disabling DMA
coherency at runtime, so it's not a good idea to push the overhead of
checking that configuration setting onto every other supported target as
well.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/5912/
Diffstat (limited to 'arch/mips/include/asm/mach-generic')
| -rw-r--r-- | arch/mips/include/asm/mach-generic/dma-coherence.h | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/arch/mips/include/asm/mach-generic/dma-coherence.h b/arch/mips/include/asm/mach-generic/dma-coherence.h index a9e8f6b62b0b..7629c35986f7 100644 --- a/arch/mips/include/asm/mach-generic/dma-coherence.h +++ b/arch/mips/include/asm/mach-generic/dma-coherence.h @@ -49,11 +49,7 @@ static inline int plat_dma_supported(struct device *dev, u64 mask) static inline int plat_device_is_coherent(struct device *dev) { -#ifdef CONFIG_DMA_COHERENT - return 1; -#else return coherentio; -#endif } #ifdef CONFIG_SWIOTLB |