drm/panfrost: Introduce JM contexts for manging job resources

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A JM context describes user-requested priorities for the JM queues.

Context creation leads to the initialization of scheduling entities of
the same priority for all the device's job slots.

Until context creation and destruction are exposed to UM, all issued
jobs shall be bound to the default Panfrost file context, which has
medium priority.

Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Signed-off-by: Adrián Larumbe <adrian.larumbe@collabora.com>
Reviewed-by: Steven Price <steven.price@arm.com>
Signed-off-by: Steven Price <steven.price@arm.com>
Link: https://lore.kernel.org/r/20250917191859.500279-3-adrian.larumbe@collabora.com

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Boris Brezillon 2025-09-17 20:18:38 +01:00 • committed by Steven Price

parent b060004f06

commit 6aa8bc58ac

4 changed files with 215 additions and 40 deletions

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11

drivers/gpu/drm/panfrost/panfrost_device.h

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24

drivers/gpu/drm/panfrost/panfrost_drv.c

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199

drivers/gpu/drm/panfrost/panfrost_job.c

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25

drivers/gpu/drm/panfrost/panfrost_job.h

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