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Date: Mon, 19 Jan 2015 01:14:49 +0000 From: "Tang, Feng" <feng.tang@...el.com> To: Greg KH <gregkh@...uxfoundation.org> CC: One Thousand Gnomes <gnomes@...rguk.ukuu.org.uk>, John Stultz <john.stultz@...aro.org>, Colin Cross <ccross@...roid.com>, Heesub Shin <heesub.shin@...sung.com>, Mitchel Humpherys <mitchelh@...eaurora.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org> Subject: RE: [PATCH 1/2] staging: andriod: ion: Add ion_phys_get_by_id function Hi Greg, Thanks for your review. > -----Original Message----- > From: Greg KH [mailto:gregkh@...uxfoundation.org] > Sent: Sunday, January 18, 2015 8:04 AM > To: Tang, Feng > Cc: One Thousand Gnomes; John Stultz; Colin Cross; Heesub Shin; Mitchel > Humpherys; linux-kernel@...r.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@...el.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. I see. I'll repost this patch after our "user" driver get merged. How about the 2/2 patch, which improve the profiling info through debugfs? [PATCH 2/2] staging: android: ion: Add pss info for each ion_client Thanks, Feng -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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