Messages in this thread | | | Date | Sat, 17 Jan 2015 16:04:18 -0800 | From | Greg KH <> | Subject | Re: [PATCH 1/2] staging: andriod: ion: Add ion_phys_get_by_id function |
| |
On Mon, Jan 05, 2015 at 03:51:54PM +0000, Tang, Feng wrote: > Hi Alan, > > Thanks for the review. > > > -----Original Message----- > > From: One Thousand Gnomes [mailto:gnomes@lxorguk.ukuu.org.uk] > > Sent: Monday, January 05, 2015 10:25 PM > > To: Tang, Feng > > Cc: Greg KH; John Stultz; Colin Cross; Heesub Shin; Mitchel Humpherys; > > linux-kernel@vger.kernel.org > > Subject: Re: [PATCH 1/2] staging: andriod: ion: Add ion_phys_get_by_id > > function > > > > On Sun, 4 Jan 2015 15:11:51 +0800 > > Feng Tang <feng.tang@intel.com> wrote: > > > > > There is user case that user only knows the ion_handle idand > > > needs to get the physical addr and len. So add this wrapper to > > > meet this requirement. > > > > What is the in-tree upstream user of this new function ? I don't see one > > in your patches ? > > That's true. We are working on enabling a new platform which heavily > uses ION and some driver needs to use this API, so I guess there is some > other plaforms may have the similar requirements. If you think this patch > should be merged after there is an in-tree user, I'm OK with it :) > > I assume that driver's author will start to push his drivers in batch soon.
We need to see those patches first, we can't add apis for no in-tree user, otherwise they will just get ripped out.
thanks,
greg k-h
| |