> -----Original Message----- > From: Nikula, Jani <jani.nik...@intel.com> > Sent: Wednesday, May 8, 2024 3:29 PM > To: Murthy, Arun R <arun.r.mur...@intel.com>; Ville Syrjälä > <ville.syrj...@linux.intel.com> > Cc: intel-gfx@lists.freedesktop.org > Subject: RE: [PATCH] drm/i915/display/dp: Remove UHBR13.5 for icl > > On Wed, 08 May 2024, "Murthy, Arun R" <arun.r.mur...@intel.com> wrote: > > This is the limitation from the retimer hardware. > > The commit message needs to reflect this. > > Do all units have a retimer with the limitation? Or could you have a DG2 > without the limitation? Do we need to check for that instead of blanket > removal > of UHBR 13.5 for DG2? > Changed the commit msg as below
Display 12+ hardware supports UHBR13.5 but due to the retimer constraints platform doesn't support UHBR13.5. This is the same for mtl and UHBR13.5 is removed as part of the commit caf3d748f646 ("drm/i915/dp: Remove support for UHBR13.5") This patch removes UHBR13.5 support for icl/dg2. Thanks and Regards, Arun R Murthy -------------------- > BR, > Jani. > > > -- > Jani Nikula, Intel