Re: [Intel-gfx] [RFC 2/2] drm/i915: fully apply WaSkipStolenMemoryFirstPage

2016-12-13 Thread Chris Wilson
On Tue, Dec 13, 2016 at 05:57:26PM -0200, Paulo Zanoni wrote: > Reserve the first page of stolen memory right after initializing the > mm allocator. This means that we won't inherit the FB in case the BIOS > decides to put it at the start of stolen. IMHO, avoiding constant > screen flickering is mo

[Intel-gfx] [RFC 2/2] drm/i915: fully apply WaSkipStolenMemoryFirstPage

2016-12-13 Thread Paulo Zanoni
Reserve the first page of stolen memory right after initializing the mm allocator. This means that we won't inherit the FB in case the BIOS decides to put it at the start of stolen. IMHO, avoiding constant screen flickering is more important than BIOS framebuffer inheritance. TODO: the goal is to