drm/i915/gt: Limit the reserved VM space to only the platforms that need it

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Commit 9bb66c179f ("drm/i915: Reserve some kernel space per
vm") reduces the available VM space of one page in order to apply
Wa_16018031267 and Wa_16018063123.

This page was reserved indiscrimitely in all platforms even when
not needed. Limit it to DG2 onwards.

Fixes: 9bb66c179f ("drm/i915: Reserve some kernel space per vm")
Signed-off-by: Andi Shyti <andi.shyti@linux.intel.com>
Cc: Andrzej Hajda <andrzej.hajda@intel.com>
Cc: Chris Wilson <chris.p.wilson@linux.intel.com>
Cc: Jonathan Cavitt <jonathan.cavitt@intel.com>
Cc: Nirmoy Das <nirmoy.das@intel.com>
Reviewed-by: Nirmoy Das <nirmoy.das@intel.com>
Acked-by: Michal Mrozek <michal.mrozek@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240327200546.640108-1-andi.shyti@linux.intel.com

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This commit is contained in:

Andi Shyti 2024-03-27 21:05:46 +01:00

parent 98850e96cf

commit 9721634441

3 changed files with 14 additions and 4 deletions

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3

drivers/gpu/drm/i915/gt/gen8_ppgtt.c

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6

drivers/gpu/drm/i915/gt/intel_gt.c

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9

drivers/gpu/drm/i915/gt/intel_gt.h

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