Messages in this thread | | | From | "Wang, Qi" <> | Date | Thu, 12 Aug 2010 09:13:24 +0800 | Subject | RE: [MeeGo-Dev][PATCH] Topcliff: Update PCH_IEEE1588 driver to 2.6.35 |
| |
> -----Original Message----- > From: Greg KH [mailto:gregkh@suse.de] > Sent: Wednesday, August 11, 2010 11:15 PM > To: Masayuki Ohtake > Cc: meego-dev@meego.com; LKML; Wang, Qi; Wang, Yong Y; Khor, Andrew > Chih Howe; arjan@linux.intel.com > Subject: Re: [MeeGo-Dev][PATCH] Topcliff: Update PCH_IEEE1588 driver to > 2.6.35 > > On Wed, Aug 11, 2010 at 04:29:25PM +0900, Masayuki Ohtake wrote: > > Hi Greg, > > > > > Do they all have to be ioctls? What exactly are they doing? > > I think using ioctl is common for this patch. > > "Common" is not ok, right? > > > Do you think that using ioctl is NOT appropriate for this patch? > > Yes. > > > Let me know your intension in more detail. > > Please express yours. Why do you feel you need these to be ioctls? > What exactly are they doing? Where is the documentation for them all? > > > > And are they 32/64bit safe? > > Only 32bit support. > > That's an obvious problem that needs to be resolved, right? The Tunnelcreak processor (A kind of Atom-based processor) only supports 32b, so PCH drivers only support 32b. They can make it 32/64 compatible, but it's difficult to test them, because there're no 64b Atom-based platform have those PCH devices.
Best Regards, QI. > > thanks, > > greg k-h
| |