Re: [PATCH v2] drm/i915: Keep AUX block running when disabling DPMS for MST

2018-04-04 Thread Lyude Paul
On Wed, 2018-04-04 at 22:35 +0300, Ville Syrjälä wrote: > On Wed, Apr 04, 2018 at 03:00:12PM -0400, Lyude Paul wrote: > > On Wed, 2018-04-04 at 21:53 +0300, Ville Syrjälä wrote: > > > On Wed, Apr 04, 2018 at 02:37:41PM -0400, Lyude Paul wrote: > > > > On Wed, 2018-04-04 at 18:34 +0300, Ville Syrjäl

Re: [PATCH v2] drm/i915: Keep AUX block running when disabling DPMS for MST

2018-04-04 Thread Lyude Paul
On Wed, 2018-04-04 at 22:31 +0300, Ville Syrjälä wrote: > On Wed, Apr 04, 2018 at 02:59:09PM -0400, Lyude Paul wrote: > > On Wed, 2018-04-04 at 21:53 +0300, Ville Syrjälä wrote: > > > On Wed, Apr 04, 2018 at 02:37:41PM -0400, Lyude Paul wrote: > > > > On Wed, 2018-04-04 at 18:34 +0300, Ville Syrjäl

Re: [PATCH v2] drm/i915: Keep AUX block running when disabling DPMS for MST

2018-04-04 Thread Ville Syrjälä
On Wed, Apr 04, 2018 at 03:00:12PM -0400, Lyude Paul wrote: > On Wed, 2018-04-04 at 21:53 +0300, Ville Syrjälä wrote: > > On Wed, Apr 04, 2018 at 02:37:41PM -0400, Lyude Paul wrote: > > > On Wed, 2018-04-04 at 18:34 +0300, Ville Syrjälä wrote: > > > > On Mon, Apr 02, 2018 at 05:26:16PM -0400, Lyude

Re: [PATCH v2] drm/i915: Keep AUX block running when disabling DPMS for MST

2018-04-04 Thread Ville Syrjälä
On Wed, Apr 04, 2018 at 02:59:09PM -0400, Lyude Paul wrote: > On Wed, 2018-04-04 at 21:53 +0300, Ville Syrjälä wrote: > > On Wed, Apr 04, 2018 at 02:37:41PM -0400, Lyude Paul wrote: > > > On Wed, 2018-04-04 at 18:34 +0300, Ville Syrjälä wrote: > > > > On Mon, Apr 02, 2018 at 05:26:16PM -0400, Lyude

Re: [PATCH v2] drm/i915: Keep AUX block running when disabling DPMS for MST

2018-04-04 Thread Lyude Paul
On Wed, 2018-04-04 at 21:53 +0300, Ville Syrjälä wrote: > On Wed, Apr 04, 2018 at 02:37:41PM -0400, Lyude Paul wrote: > > On Wed, 2018-04-04 at 18:34 +0300, Ville Syrjälä wrote: > > > On Mon, Apr 02, 2018 at 05:26:16PM -0400, Lyude Paul wrote: > > > > While enabling/disabling DPMS before link train

Re: [PATCH v2] drm/i915: Keep AUX block running when disabling DPMS for MST

2018-04-04 Thread Lyude Paul
On Wed, 2018-04-04 at 21:53 +0300, Ville Syrjälä wrote: > On Wed, Apr 04, 2018 at 02:37:41PM -0400, Lyude Paul wrote: > > On Wed, 2018-04-04 at 18:34 +0300, Ville Syrjälä wrote: > > > On Mon, Apr 02, 2018 at 05:26:16PM -0400, Lyude Paul wrote: > > > > While enabling/disabling DPMS before link train

Re: [PATCH v2] drm/i915: Keep AUX block running when disabling DPMS for MST

2018-04-04 Thread Ville Syrjälä
On Wed, Apr 04, 2018 at 02:37:41PM -0400, Lyude Paul wrote: > On Wed, 2018-04-04 at 18:34 +0300, Ville Syrjälä wrote: > > On Mon, Apr 02, 2018 at 05:26:16PM -0400, Lyude Paul wrote: > > > While enabling/disabling DPMS before link training with MST hubs is > > > perfectly valid; unfortunately disabl

Re: [Intel-gfx] [PATCH v2] drm/i915: Keep AUX block running when disabling DPMS for MST

2018-04-04 Thread Lyude Paul
On Wed, 2018-04-04 at 11:44 -0700, Manasi Navare wrote: > On Wed, Apr 04, 2018 at 06:34:29PM +0300, Ville Syrjälä wrote: > > On Mon, Apr 02, 2018 at 05:26:16PM -0400, Lyude Paul wrote: > > > While enabling/disabling DPMS before link training with MST hubs is > > > perfectly valid; unfortunately dis

Re: [Intel-gfx] [PATCH v2] drm/i915: Keep AUX block running when disabling DPMS for MST

2018-04-04 Thread Manasi Navare
On Wed, Apr 04, 2018 at 06:34:29PM +0300, Ville Syrjälä wrote: > On Mon, Apr 02, 2018 at 05:26:16PM -0400, Lyude Paul wrote: > > While enabling/disabling DPMS before link training with MST hubs is > > perfectly valid; unfortunately disabling DPMS results in some devices > > disabling their AUX CH b

Re: [PATCH v2] drm/i915: Keep AUX block running when disabling DPMS for MST

2018-04-04 Thread Lyude Paul
On Wed, 2018-04-04 at 18:34 +0300, Ville Syrjälä wrote: > On Mon, Apr 02, 2018 at 05:26:16PM -0400, Lyude Paul wrote: > > While enabling/disabling DPMS before link training with MST hubs is > > perfectly valid; unfortunately disabling DPMS results in some devices > > disabling their AUX CH block as

Re: [PATCH v2] drm/i915: Keep AUX block running when disabling DPMS for MST

2018-04-04 Thread Ville Syrjälä
On Mon, Apr 02, 2018 at 05:26:16PM -0400, Lyude Paul wrote: > While enabling/disabling DPMS before link training with MST hubs is > perfectly valid; unfortunately disabling DPMS results in some devices > disabling their AUX CH block as well. For SST this isn't as much of a > problem, but for MST we

Re: [PATCH v2] drm/i915: Keep AUX block running when disabling DPMS for MST

2018-04-02 Thread Laura Abbott
On 04/02/2018 02:26 PM, Lyude Paul wrote: While enabling/disabling DPMS before link training with MST hubs is perfectly valid; unfortunately disabling DPMS results in some devices disabling their AUX CH block as well. For SST this isn't as much of a problem, but for MST we need to be able to cont

[PATCH v2] drm/i915: Keep AUX block running when disabling DPMS for MST

2018-04-02 Thread Lyude Paul
While enabling/disabling DPMS before link training with MST hubs is perfectly valid; unfortunately disabling DPMS results in some devices disabling their AUX CH block as well. For SST this isn't as much of a problem, but for MST we need to be able to continue handling aux transactions even when non