Re: [Intel-gfx] [PATCH] drm/i915: Kill the remaining CHV HBR2 leftovers

2018-03-08 Thread Pandiyan, Dhinakaran
On Thu, 2018-03-08 at 14:58 +0200, Ville Syrjälä wrote: > On Wed, Mar 07, 2018 at 09:41:06PM +, Pandiyan, Dhinakaran wrote: > > > > > > > > On Fri, 2018-03-02 at 11:56 +0200, Ville Syrjala wrote: > > > From: Ville Syrjälä > > > > > > AFAIK CHV was supposed to have HBR2 originally, but in

Re: [Intel-gfx] [PATCH] drm/i915: Kill the remaining CHV HBR2 leftovers

2018-03-08 Thread Ville Syrjälä
On Wed, Mar 07, 2018 at 09:41:06PM +, Pandiyan, Dhinakaran wrote: > > > > On Fri, 2018-03-02 at 11:56 +0200, Ville Syrjala wrote: > > From: Ville Syrjälä > > > > AFAIK CHV was supposed to have HBR2 originally, but in the end the feature > > was dropped. We still have some code leftovers fr

Re: [Intel-gfx] [PATCH] drm/i915: Kill the remaining CHV HBR2 leftovers

2018-03-07 Thread Pandiyan, Dhinakaran
On Fri, 2018-03-02 at 11:56 +0200, Ville Syrjala wrote: > From: Ville Syrjälä > > AFAIK CHV was supposed to have HBR2 originally, but in the end the feature > was dropped. We still have some code leftovers from those early days. > Eliminate them. > Not much in the spec about HBR2 other than

[Intel-gfx] [PATCH] drm/i915: Kill the remaining CHV HBR2 leftovers

2018-03-02 Thread Ville Syrjala
From: Ville Syrjälä AFAIK CHV was supposed to have HBR2 originally, but in the end the feature was dropped. We still have some code leftovers from those early days. Eliminate them. The extra bit for the training pattern seems to be dead in the hardware. I can set it (in fact I can set almost any