On Wednesday 16 July 2014 10:26:01 Antoine Ténart wrote: > + > + if (priv->dma_mask) { > + ret = dma_coerce_mask_and_coherent(&pdev->dev, priv->dma_mask); > + if (ret) > + return ret; > + } > + > As mentioned in my comment for the binding, this is the wrong way to do it. Russell has in the past converted all drivers that did this manually to do dma_coerce_mask_and_coherent() so we can spot them more easily, but we should really be doing this better for new drivers. Can you describe what the restriction is that you want to put on the dma mask? Arnd -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html