On Monday 18 April 2011, Arnd Bergmann wrote: > On Monday 18 April 2011, Richard Cochran wrote: > > On Mon, Apr 18, 2011 at 08:56:03AM +0200, Arnd Bergmann wrote: > > > On Monday 18 April 2011, Richard Cochran wrote: > > > > + > > > > + lo = __raw_readl(®s->channel[ch].src_uuid_lo); > > > > + hi = __raw_readl(®s->channel[ch].src_uuid_hi); > > > > + > > > > > > I guess you should use readl(), not __raw_readl() here. The __raw_* > > > functions > > > are not meant for device drivers. > > > > Krzysztof had a different opinion about this. > > > > https://lkml.org/lkml/2011/1/8/67 > > > > Anyway, it is his driver, and I just followed what he does elsewhere > > in the driver. It make sense to me to keep the driver consistent. > > Maybe we should make the change throughout? > > It would certainly be useful to fix it up. I now realized that this driver > supports both big-endian and little-endian configurations, so just using > readl() is certainly broken. > There should probably be an ixp specific version of the safe I/O accessors > to deal with it on all on-chip peripherals in a safe way.
Anyway, not your problem then, just leave it like it is. Acked-by: Arnd Bergmann <[email protected]> -- To unsubscribe from this list: send the line "unsubscribe linux-api" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
