On Wed, Jan 09, 2013 at 10:17:02AM +0200, Andy Shevchenko wrote: > This function helps to distinguish the slave type of transfer by checking the > direction parameter. > > Signed-off-by: Andy Shevchenko <[email protected]> > Reviewed-by: Viresh Kumar <[email protected]> > Reviewed-by: Mika Westerberg <[email protected]> > Reviewed-by: Linus Walleij <[email protected]> > Cc: Nicolas Ferre <[email protected]> > Cc: Guennadi Liakhovetski <[email protected]> > --- > include/linux/dmaengine.h | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h > index 4ca9cf7..b196ea3 100644 > --- a/include/linux/dmaengine.h > +++ b/include/linux/dmaengine.h > @@ -621,6 +621,11 @@ static inline int dmaengine_slave_config(struct dma_chan > *chan, > (unsigned long)config); > } > > +static inline bool is_slave_xfer(enum dma_transfer_direction direction) > +{ > + return (direction == DMA_MEM_TO_DEV) || (direction == DMA_DEV_TO_MEM); > +} After reading the subsequent patch I understand what is intent here. Perhaps is_slave_dirn() would have been a beter one...
> + > static inline struct dma_async_tx_descriptor *dmaengine_prep_slave_single( > struct dma_chan *chan, dma_addr_t buf, size_t len, > enum dma_transfer_direction dir, unsigned long flags) > -- > 1.7.10.4 > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
