Re: [Intel-gfx] [PATCH 1/5] drm/i915: Skip vswing programming for TBT

2021-01-29 Thread Imre Deak
On Thu, Jan 28, 2021 at 05:59:44PM +0200, Ville Syrjala wrote: > From: Ville Syrjälä > > In thunderbolt mode the PHY is owned by the thunderbolt controller. > We are not supposed to touch it. So skip the vswing programming > as well (we already skipped the other steps not applicable to TBT). > >

[Intel-gfx] [PATCH 1/5] drm/i915: Skip vswing programming for TBT

2021-01-28 Thread Ville Syrjala
From: Ville Syrjälä In thunderbolt mode the PHY is owned by the thunderbolt controller. We are not supposed to touch it. So skip the vswing programming as well (we already skipped the other steps not applicable to TBT). Touching this stuff could supposedly interfere with the PHY programming done