Hi Morimoto-san, On Fri, Feb 20, 2015 at 11:22 AM, Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx> wrote: > --- a/include/linux/of_dma.h > +++ b/include/linux/of_dma.h > @@ -37,8 +37,8 @@ extern int of_dma_controller_register(struct device_node *np, > (struct of_phandle_args *, struct of_dma *), > void *data); > extern void of_dma_controller_free(struct device_node *np); > -extern struct dma_chan *of_dma_request_slave_channel(struct device_node *np, > - const char *name); > +struct dma_chan *of_dma_request_slave_channel(struct device_node *np, > + const char *name); Why have you dropped the "extern" keyword? Checkpach? All prototypes in the neighborhood have "extern" keywords, so I think it's better to keep it for consistency. > extern struct dma_chan *of_dma_simple_xlate(struct of_phandle_args *dma_spec, > struct of_dma *ofdma); > extern struct dma_chan *of_dma_xlate_by_chan_id(struct of_phandle_args *dma_spec, -- Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds -- 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