On Thu, 18 Apr 2013, Russell King - ARM Linux wrote: > On Thu, Apr 18, 2013 at 09:14:16AM +0100, Lee Jones wrote: > > @@ -269,7 +270,10 @@ static void pl011_dma_probe_initcall(struct > > uart_amba_port *uap) > > dma_cap_zero(mask); > > dma_cap_set(DMA_SLAVE, mask); > > > > - chan = dma_request_channel(mask, plat->dma_filter, plat->dma_tx_param); > > + chan = dma_request_slave_channel_compat(mask, > > + (plat) ? plat->dma_filter : NULL, > > + (plat) ? plat->dma_tx_param : NULL, > > + uap->port.dev, "tx"); > > if (!chan) { > > dev_err(uap->port.dev, "no TX DMA channel!\n"); > > return; > > This suffers the same problem with your MMCI patch. If you're using DT and > don't provide the DMA information, you get errors printed. That's not on > for an optional driver feature, especially when that feature causes > functional difficulties on various platforms and so is _purposely_ omitted.
How does that differ from using pdata and not passing DMA information? -- Lee Jones Linaro ST-Ericsson Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/