drm/i915: Rename FORCEWAKE_BLITTER to FORCEWAKE_GT
The power well that we've been referring to as the 'blitter' well is actually more of a general GT power well which contains a lot of things other than the blitter engine registers. The FORCEWAKE_BLITTER name in the code was used for historic reasons, but no longer matches how the bspec describes this power well and just causes confusion for people not familiar with this area of the code. Let's rename it to FORCEWAKE_GT to more accurately describe the role of the power well and match how the modern bspec refers to it. v2: - Add a comment noting that the GT power well includes the blitter engine. (Jose) Bspec: 66696, 66534, 67609 Cc: José Roberto de Souza <jose.souza@intel.com> Signed-off-by: Matt Roper <matthew.d.roper@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20201009194442.3668677-2-matthew.d.roper@intel.comReviewed-by: José Roberto de Souza <jose.souza@intel.com>
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