| Message ID | 20170608132609.32662-34-hch@lst.de (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
Hi Christoph, On Thu, Jun 8, 2017 at 3:25 PM, Christoph Hellwig <hch@lst.de> wrote: > This implementation is simply bogus - hexagon only has a simple openrisc? > direct mapped DMA implementation and thus doesn't care about the > address. > > Signed-off-by: Christoph Hellwig <hch@lst.de> > --- > arch/openrisc/include/asm/dma-mapping.h | 7 ------- Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
On Fri, Jun 09, 2017 at 02:20:42PM +0200, Geert Uytterhoeven wrote: > Hi Christoph, > > On Thu, Jun 8, 2017 at 3:25 PM, Christoph Hellwig <hch@lst.de> wrote: > > This implementation is simply bogus - hexagon only has a simple > > openrisc? Yeah.
diff --git a/arch/openrisc/include/asm/dma-mapping.h b/arch/openrisc/include/asm/dma-mapping.h index a4ea139c2ef9..f41bd3cb76d9 100644 --- a/arch/openrisc/include/asm/dma-mapping.h +++ b/arch/openrisc/include/asm/dma-mapping.h @@ -33,11 +33,4 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) return &or1k_dma_map_ops; } -#define HAVE_ARCH_DMA_SUPPORTED 1 -static inline int dma_supported(struct device *dev, u64 dma_mask) -{ - /* Support 32 bit DMA mask exclusively */ - return dma_mask == DMA_BIT_MASK(32); -} - #endif /* __ASM_OPENRISC_DMA_MAPPING_H */
This implementation is simply bogus - hexagon only has a simple direct mapped DMA implementation and thus doesn't care about the address. Signed-off-by: Christoph Hellwig <hch@lst.de> --- arch/openrisc/include/asm/dma-mapping.h | 7 ------- 1 file changed, 7 deletions(-)