[Intel-gfx] [PATCH 4/5] drm/atomic-helper: Reject legacy flips on a disabled pipe

2016-01-05 Thread Daniel Vetter
On Tue, Dec 08, 2015 at 12:01:57PM +, Daniel Stone wrote: > Hi, > > On 8 December 2015 at 08:49, Daniel Vetter wrote: > > We want this for consistency with existing page_flip semantics. > > > > Since this spurred quite a discussion on IRC also document why we > > reject even generation when

[Intel-gfx] [PATCH 4/5] drm/atomic-helper: Reject legacy flips on a disabled pipe

2015-12-08 Thread Daniel Stone
Hi, On 8 December 2015 at 08:49, Daniel Vetter wrote: > We want this for consistency with existing page_flip semantics. > > Since this spurred quite a discussion on IRC also document why we > reject even generation when the pipe is off: It's not that it's hard > to implement, but userspace has a

[PATCH 4/5] drm/atomic-helper: Reject legacy flips on a disabled pipe

2015-12-08 Thread Daniel Vetter
We want this for consistency with existing page_flip semantics. Since this spurred quite a discussion on IRC also document why we reject even generation when the pipe is off: It's not that it's hard to implement, but userspace has a track recording proofing that it's way too easy to accidentally

[PATCH 4/5] drm/atomic-helper: Reject legacy flips on a disabled pipe

2015-12-08 Thread Ilia Mirkin
On Tue, Dec 8, 2015 at 3:49 AM, Daniel Vetter wrote: > We want this for consistency with existing page_flip semantics. > > Since this spurred quite a discussion on IRC also document why we > reject even generation when the pipe is off: It's not that it's hard event generation? > to implement,