Re: [Intel-gfx] [PATCH] drm/i915/opregion: rvda is relative from opregion base, not absolute

2019-01-31 Thread Jani Nikula
On Tue, 29 Jan 2019, Jani Nikula wrote: > This is obviously a backward/forward incompatible change. I've been > told there are no systems out there using the field. There are systems like that, in our CI too. Back to the drawing board. BR, Jani. -- Jani Nikula, Intel Open Source Graphics Cent

Re: [Intel-gfx] [PATCH] drm/i915/opregion: rvda is relative from opregion base, not absolute

2019-01-31 Thread Ville Syrjälä
On Tue, Jan 29, 2019 at 03:31:21PM +0200, Jani Nikula wrote: > We've supported the opregion RVDA/RVDS fields for VBT size >= 6 KB since > commit 04ebaadb9f2d ("drm/i915/opregion: handle VBT sizes bigger than 6 > KB"). That's three years, almost to the date. > > The implementation was based on spec

[Intel-gfx] [PATCH] drm/i915/opregion: rvda is relative from opregion base, not absolute

2019-01-29 Thread Jani Nikula
We've supported the opregion RVDA/RVDS fields for VBT size >= 6 KB since commit 04ebaadb9f2d ("drm/i915/opregion: handle VBT sizes bigger than 6 KB"). That's three years, almost to the date. The implementation was based on spec only, in anticipation of systems with big VBT. Now, the spec has been

Re: [Intel-gfx] [PATCH] drm/i915/opregion: rvda is relative from opregion base, not absolute

2018-12-13 Thread Jani Nikula
On Thu, 13 Dec 2018, Jani Nikula wrote: > We've supported the opregion RVDA/RVDS fields for VBT size >= 6 KB since > commit 04ebaadb9f2d ("drm/i915/opregion: handle VBT sizes bigger than 6 > KB"). That's three years, almost to the date. > > The implementation was based on spec only, in anticipatio

[Intel-gfx] [PATCH] drm/i915/opregion: rvda is relative from opregion base, not absolute

2018-12-13 Thread Jani Nikula
We've supported the opregion RVDA/RVDS fields for VBT size >= 6 KB since commit 04ebaadb9f2d ("drm/i915/opregion: handle VBT sizes bigger than 6 KB"). That's three years, almost to the date. The implementation was based on spec only, in anticipation of systems with big VBT. Now, the spec has been