drm/i915/guc: Route semaphores to GuC for Gen12+

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In GuC submission mode, there is an option to use auto-switch out
semaphores and have GuC auto-switch in a waiting context. This
requires routing the semaphore interrupt to GuC.

Signed-off-by: Michał Winiarski <michal.winiarski@intel.com>
Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220728024225.2363663-2-John.C.Harrison@Intel.com

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Michał Winiarski 2022-07-27 19:42:20 -07:00 • committed by John Harrison

parent 22645976ae

commit 9fb3473732

2 changed files with 18 additions and 0 deletions

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4

drivers/gpu/drm/i915/gt/uc/intel_guc_reg.h

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14

drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c

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