Re: [Intel-gfx] [PATCH] drm/i915: Make sure PSR is ready for been re-enabled.

2014-09-29 Thread Daniel Vetter
On Thu, Sep 25, 2014 at 10:50:51AM -0700, Rodrigo Vivi wrote: > On Thu, Sep 25, 2014 at 10:36 AM, Paulo Zanoni wrote: > > > 2014-09-24 19:16 GMT-03:00 Rodrigo Vivi : > > > Let's make sure PSR is propperly disabled before to re-enabled it. > > > > > > According to Spec, after disabled PSR CTL, the

Re: [Intel-gfx] [PATCH] drm/i915: Make sure PSR is ready for been re-enabled.

2014-09-25 Thread Rodrigo Vivi
On Thu, Sep 25, 2014 at 10:36 AM, Paulo Zanoni wrote: > 2014-09-24 19:16 GMT-03:00 Rodrigo Vivi : > > Let's make sure PSR is propperly disabled before to re-enabled it. > > > > According to Spec, after disabled PSR CTL, the Idle state might occur > > up to 24ms, that is one full frame time (1/ref

Re: [Intel-gfx] [PATCH] drm/i915: Make sure PSR is ready for been re-enabled.

2014-09-25 Thread Paulo Zanoni
2014-09-24 19:16 GMT-03:00 Rodrigo Vivi : > Let's make sure PSR is propperly disabled before to re-enabled it. > > According to Spec, after disabled PSR CTL, the Idle state might occur > up to 24ms, that is one full frame time (1/refresh rate), > plus SRD exit training time (max of 6ms), > plus SRD

[Intel-gfx] [PATCH] drm/i915: Make sure PSR is ready for been re-enabled.

2014-09-24 Thread Rodrigo Vivi
Let's make sure PSR is propperly disabled before to re-enabled it. According to Spec, after disabled PSR CTL, the Idle state might occur up to 24ms, that is one full frame time (1/refresh rate), plus SRD exit training time (max of 6ms), plus SRD aux channel handshake (max of 1.5ms). So if somethi

Re: [Intel-gfx] [PATCH] drm/i915: Make sure PSR is ready for been re-enabled.

2014-09-24 Thread Daniel Vetter
On Wed, Sep 24, 2014 at 12:40:20PM -0300, Paulo Zanoni wrote: > 2014-09-17 14:23 GMT-03:00 Rodrigo Vivi : > > Let's make sure PSR is propperly disabled before to re-enabled it. > > > > According to Spec, after disabled PSR CTL, the Idle state might occur > > up to 24ms, that is one full frame time

Re: [Intel-gfx] [PATCH] drm/i915: Make sure PSR is ready for been re-enabled.

2014-09-24 Thread Paulo Zanoni
2014-09-17 14:23 GMT-03:00 Rodrigo Vivi : > Let's make sure PSR is propperly disabled before to re-enabled it. > > According to Spec, after disabled PSR CTL, the Idle state might occur > up to 24ms, that is one full frame time (1/refresh rate), > plus SRD exit training time (max of 6ms), > plus SRD

[Intel-gfx] [PATCH] drm/i915: Make sure PSR is ready for been re-enabled.

2014-09-17 Thread Rodrigo Vivi
Let's make sure PSR is propperly disabled before to re-enabled it. According to Spec, after disabled PSR CTL, the Idle state might occur up to 24ms, that is one full frame time (1/refresh rate), plus SRD exit training time (max of 6ms), plus SRD aux channel handshake (max of 1.5ms). v2: The 24ms