Re: [Intel-gfx] [PATCH v4] drm/i915/dp: Send DPCD ON for MST before phy_up

2018-04-11 Thread Sasha Levin
Hi, [This is an automated email] This commit has been processed because it contains a "Fixes:" tag, fixing commit: ad260ab32a4d9 ("drm/i915/dp: Write to SET_POWER dpcd to enable MST hub."). The bot has also determined it's probably a bug fixing patch. (score: 95.4452) The bot has tested the fo

Re: [Intel-gfx] [PATCH v4] drm/i915/dp: Send DPCD ON for MST before phy_up

2018-04-06 Thread Lyude Paul
On Fri, 2018-04-06 at 12:48 -0700, Laura Abbott wrote: > On 04/06/2018 11:52 AM, Lyude Paul wrote: > > When doing a modeset where the sink is transitioning from D3 to D0 , it > > would sometimes be possible for the initial power_up_phy() to start > > timing out. This would only be observed in the l

Re: [Intel-gfx] [PATCH v4] drm/i915/dp: Send DPCD ON for MST before phy_up

2018-04-06 Thread Laura Abbott
On 04/06/2018 11:52 AM, Lyude Paul wrote: When doing a modeset where the sink is transitioning from D3 to D0 , it would sometimes be possible for the initial power_up_phy() to start timing out. This would only be observed in the last action before the sink went into D3 mode was intel_dp_sink_dpms

Re: [Intel-gfx] [PATCH v4] drm/i915/dp: Send DPCD ON for MST before phy_up

2018-04-06 Thread Ville Syrjälä
On Fri, Apr 06, 2018 at 12:28:30PM -0700, Dhinakaran Pandiyan wrote: > > > > On Fri, 2018-04-06 at 14:52 -0400, Lyude Paul wrote: > > When doing a modeset where the sink is transitioning from D3 to D0 , it > > would sometimes be possible for the initial power_up_phy() to start > > timing out. Th

Re: [Intel-gfx] [PATCH v4] drm/i915/dp: Send DPCD ON for MST before phy_up

2018-04-06 Thread Dhinakaran Pandiyan
On Fri, 2018-04-06 at 14:52 -0400, Lyude Paul wrote: > When doing a modeset where the sink is transitioning from D3 to D0 , it > would sometimes be possible for the initial power_up_phy() to start > timing out. This would only be observed in the last action before the > sink went into D3 mode wa

[Intel-gfx] [PATCH v4] drm/i915/dp: Send DPCD ON for MST before phy_up

2018-04-06 Thread Lyude Paul
When doing a modeset where the sink is transitioning from D3 to D0 , it would sometimes be possible for the initial power_up_phy() to start timing out. This would only be observed in the last action before the sink went into D3 mode was intel_dp_sink_dpms(DRM_MODE_DPMS_OFF). We originally thought t