[Intel-gfx] [BUG, bisect] drm/i915: mouse pointer lags and overshoots

2015-01-24 Thread Jeremiah Mahler
Daniel, Matt, On Sat, Jan 24, 2015 at 12:24:55PM +0100, Daniel Vetter wrote: > On Fri, Jan 23, 2015 at 10:57:32PM -0800, Jeremiah Mahler wrote: > > all, > > > > On Tue, Jan 20, 2015 at 06:48:42AM +0100, Daniel Vetter wrote: > > > On Mon, Jan 19, 2015 at 08:40:24AM -0800, Matt Roper wrote: > > >

[Intel-gfx] [BUG, bisect] drm/i915: mouse pointer lags and overshoots

2015-01-24 Thread Daniel Vetter
On Fri, Jan 23, 2015 at 10:57:32PM -0800, Jeremiah Mahler wrote: > all, > > On Tue, Jan 20, 2015 at 06:48:42AM +0100, Daniel Vetter wrote: > > On Mon, Jan 19, 2015 at 08:40:24AM -0800, Matt Roper wrote: > > > On Mon, Jan 19, 2015 at 11:04:04AM +, Chris Wilson wrote: > > > > On Mon, Jan 19,

[Intel-gfx] [BUG, bisect] drm/i915: mouse pointer lags and overshoots

2015-01-23 Thread Jeremiah Mahler
all, On Tue, Jan 20, 2015 at 06:48:42AM +0100, Daniel Vetter wrote: > On Mon, Jan 19, 2015 at 08:40:24AM -0800, Matt Roper wrote: > > On Mon, Jan 19, 2015 at 11:04:04AM +, Chris Wilson wrote: > > > On Mon, Jan 19, 2015 at 11:51:43AM +0100, Daniel Vetter wrote: > > > > There's also an issue in

[Intel-gfx] [BUG, bisect] drm/i915: mouse pointer lags and overshoots

2015-01-20 Thread Daniel Vetter
On Mon, Jan 19, 2015 at 08:40:24AM -0800, Matt Roper wrote: > On Mon, Jan 19, 2015 at 11:04:04AM +, Chris Wilson wrote: > > On Mon, Jan 19, 2015 at 11:51:43AM +0100, Daniel Vetter wrote: > > > There's also an issue in (most) X drivers which exaberates this > > > issues: When changing the

[Intel-gfx] [BUG, bisect] drm/i915: mouse pointer lags and overshoots

2015-01-19 Thread Chris Wilson
On Mon, Jan 19, 2015 at 08:40:24AM -0800, Matt Roper wrote: > On Mon, Jan 19, 2015 at 11:04:04AM +, Chris Wilson wrote: > > On Mon, Jan 19, 2015 at 11:51:43AM +0100, Daniel Vetter wrote: > > > There's also an issue in (most) X drivers which exaberates this > > > issues: When changing the

[Intel-gfx] [BUG, bisect] drm/i915: mouse pointer lags and overshoots

2015-01-19 Thread Ville Syrjälä
On Mon, Jan 19, 2015 at 11:51:43AM +0100, Daniel Vetter wrote: > On 19/01/2015 10:08, Ville Syrjälä wrote: > > On Sat, Jan 17, 2015 at 02:06:35AM -0800, Jeremiah Mahler wrote: > >> Matt, all, > >> > >> Commit ea2c67bb4aff introduces a bug which causes the mouse to move in a > >> very unusual

[Intel-gfx] [BUG, bisect] drm/i915: mouse pointer lags and overshoots

2015-01-19 Thread Daniel Vetter
On 19/01/2015 10:08, Ville Syrjälä wrote: > On Sat, Jan 17, 2015 at 02:06:35AM -0800, Jeremiah Mahler wrote: >> Matt, all, >> >> Commit ea2c67bb4aff introduces a bug which causes the mouse to move in a >> very unusual way, as if it has a lot of inertia. It will lag behind and >> then overshoot

[Intel-gfx] [BUG, bisect] drm/i915: mouse pointer lags and overshoots

2015-01-19 Thread Ville Syrjälä
On Sat, Jan 17, 2015 at 02:06:35AM -0800, Jeremiah Mahler wrote: > Matt, all, > > Commit ea2c67bb4aff introduces a bug which causes the mouse to move in a > very unusual way, as if it has a lot of inertia. It will lag behind and > then overshoot the expected position. > > I reproduced this bug

[Intel-gfx] [BUG, bisect] drm/i915: mouse pointer lags and overshoots

2015-01-19 Thread Chris Wilson
On Mon, Jan 19, 2015 at 11:51:43AM +0100, Daniel Vetter wrote: > There's also an issue in (most) X drivers which exaberates this > issues: When changing the cursor buffer the X cursor code does a a) > disable cursor b) update cursor image c) enable cursor cycle. Notably not -intel on which the

[Intel-gfx] [BUG, bisect] drm/i915: mouse pointer lags and overshoots

2015-01-19 Thread Matt Roper
On Mon, Jan 19, 2015 at 11:04:04AM +, Chris Wilson wrote: > On Mon, Jan 19, 2015 at 11:51:43AM +0100, Daniel Vetter wrote: > > There's also an issue in (most) X drivers which exaberates this > > issues: When changing the cursor buffer the X cursor code does a a) > > disable cursor b) update

[BUG, bisect] drm/i915: mouse pointer lags and overshoots

2015-01-18 Thread Andrey Skvortsov
Hi, Since next-20150113 appears problem with very slow mouse cursor. This makes desktop almost unusable. I've just bisected the problem to the same commit ea2c67bb4affa drm/i915: Move to atomic plane helpers (v9), as Jeremiah did. I want just confirm that problem too. -- Best regards, Andrey

[BUG, bisect] drm/i915: mouse pointer lags and overshoots

2015-01-17 Thread Jeremiah Mahler
Matt, all, Commit ea2c67bb4aff introduces a bug which causes the mouse to move in a very unusual way, as if it has a lot of inertia. It will lag behind and then overshoot the expected position. I reproduced this bug on all my machines which use the drm/i915 drivers and it affects all forms of