On Wed, May 04, 2016 at 10:29:39PM +0300, Andy Shevchenko wrote: > When check for capabilities recognize slave support by eother DMA_SLAVE or ^^^^^^^ typo > DMA_CYCLIC bit set. If we don't do that the user can't get a normally worked > DMA support for engines that doesn't have one of the mentioned bits set. > > Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> > --- > drivers/dma/dmaengine.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c > index 5ff79a0..59eb4fa 100644 > --- a/drivers/dma/dmaengine.c > +++ b/drivers/dma/dmaengine.c > @@ -482,8 +482,8 @@ int dma_get_slave_caps(struct dma_chan *chan, struct dma_slave_caps *caps) > device = chan->device; > > /* check if the channel supports slave transactions */ > - if ((!test_bit(DMA_SLAVE, device->cap_mask.bits)) || > - (!test_bit(DMA_CYCLIC, device->cap_mask.bits))) > + if (!(test_bit(DMA_SLAVE, device->cap_mask.bits) || > + test_bit(DMA_CYCLIC, device->cap_mask.bits))) > return -ENXIO; > > /* > -- > 2.8.1 > -- ~Vinod -- To unsubscribe from this list: send the line "unsubscribe dmaengine" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
