]> git.baikalelectronics.ru Git - kernel.git/commit
drm/i915/tgl: add GEN12_MAX_CONTEXT_HW_ID
authorDaniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Sat, 17 Aug 2019 09:38:50 +0000 (02:38 -0700)
committerChris Wilson <chris@chris-wilson.co.uk>
Tue, 20 Aug 2019 13:23:45 +0000 (14:23 +0100)
commit160fdd7a9f124d59d3eca0d262bdbc20283b1a3d
tree862851e6b4bbd517026c04f32e17f7c8262171a0
parenta5cbbbcd903aa8e0d0c2f05ecd9836dff4054b64
drm/i915/tgl: add GEN12_MAX_CONTEXT_HW_ID

Like Gen11, Gen12 has 11 available bits for the ctx id field. However,
the last value (0x7FF) is reserved to indicate engine idle, so we
need to reduce the maximum number of contexts by 1 compared to Gen11.

Cc: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Acked-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190817093902.2171-29-lucas.demarchi@intel.com
drivers/gpu/drm/i915/gem/i915_gem_context.c
drivers/gpu/drm/i915/i915_drv.h