Hi Vinod, On Sun, Sep 28, 2014 at 09:37:57PM +0530, Vinod Koul wrote: > On Sat, Sep 27, 2014 at 10:54:38AM +0200, Maxime Ripard wrote: > > Nowadays, some drivers don't have anything in there channel allocation > > callbacks anymore. > > > > Remove the BUG_ON if those callbacks aren't implemented, in order to allow > > drivers to not implement them. > > > > Signed-off-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx> > > --- > > drivers/dma/dmaengine.c | 2 -- > > 1 file changed, 2 deletions(-) > > > > diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c > > index d5d30ed863ce..cfcb181b1184 100644 > > --- a/drivers/dma/dmaengine.c > > +++ b/drivers/dma/dmaengine.c > > @@ -817,8 +817,6 @@ int dma_async_device_register(struct dma_device *device) > > BUG_ON(dma_has_cap(DMA_INTERLEAVE, device->cap_mask) && > > !device->device_prep_interleaved_dma); > > > > - BUG_ON(!device->device_alloc_chan_resources); > > - BUG_ON(!device->device_free_chan_resources); > Dont think we have drivers without free. IIRC cppi one might be only > instance It was more a matter of simmetry to be honest, I'm fine dropping it if you want. Maxime -- Maxime Ripard, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com
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