Re: [Intel-gfx] [PATCH 30/37] drm/i915: Introduce i915_ggtt_offset()

2016-08-12 Thread Joonas Lahtinen
Reviewed-by: Joonas Lahtinen Regards, Joonas -- Joonas Lahtinen Open Source Technology Center Intel Corporation ___ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx

[Intel-gfx] [PATCH 30/37] drm/i915: Introduce i915_ggtt_offset()

2016-08-11 Thread Chris Wilson
This little helper only exists to safely discard the upper unused 32bits of the general 64-bit VMA address - as we know that all Global GTT currently are less than 4GiB in size and so that the upper bits must be zero. In many places, we use a u32 for the global GTT offset and we want to document wh