Message ID | 1462390180-82368-2-git-send-email-andriy.shevchenko@linux.intel.com (mailing list archive) |
---|---|
State | Changes Requested |
Headers | show |
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@linux.intel.com> > --- > 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 >
On Tue, 2016-05-10 at 21:26 +0530, Vinod Koul wrote: > 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 Indeed, thanks. Do I need to resend this one? -- Andy Shevchenko <andriy.shevchenko@linux.intel.com> Intel Finland Oy -- To unsubscribe from this list: send the line "unsubscribe dmaengine" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Tue, May 10, 2016 at 07:01:03PM +0300, Andy Shevchenko wrote: > On Tue, 2016-05-10 at 21:26 +0530, Vinod Koul wrote: > > 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 > > Indeed, thanks. > Do I need to resend this one? Yes please. Also instead of OR, AND will do the same, but your approach works too, so either way am fine.. And I do not get correlation with fix on patch 1. This should be independent change..
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; /*
When check for capabilities recognize slave support by eother DMA_SLAVE or 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@linux.intel.com> --- drivers/dma/dmaengine.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)