Re: [Intel-gfx] [PATCH v3 8/9] drm/i915: Don't enable the AUX_IO power for combo-PHY external DP port main links

2022-11-10 Thread Imre Deak
On Thu, Nov 10, 2022 at 12:37:30PM +0200, Ville Syrjälä wrote: > On Tue, Nov 08, 2022 at 05:18:27PM +0200, Imre Deak wrote: > > Combo PHY ports require the AUX_IO power only for eDP/PSR, so don't > > enable it otherwise on these ports. So far the external DP and eDP case > > was handled the same wa

Re: [Intel-gfx] [PATCH v3 8/9] drm/i915: Don't enable the AUX_IO power for combo-PHY external DP port main links

2022-11-10 Thread Ville Syrjälä
On Tue, Nov 08, 2022 at 05:18:27PM +0200, Imre Deak wrote: > Combo PHY ports require the AUX_IO power only for eDP/PSR, so don't > enable it otherwise on these ports. So far the external DP and eDP case > was handled the same way due to unclarity when AUX_IO for the main link > is needed. However B

[Intel-gfx] [PATCH v3 8/9] drm/i915: Don't enable the AUX_IO power for combo-PHY external DP port main links

2022-11-08 Thread Imre Deak
Combo PHY ports require the AUX_IO power only for eDP/PSR, so don't enable it otherwise on these ports. So far the external DP and eDP case was handled the same way due to unclarity when AUX_IO for the main link is needed. However Bspec is clear in which cases it's required: - eDP/PSR on all ports