gpu: nova-core: fsp: catch bogus queue pointer issues

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Currently, `poll_msgq` will report a message of size 4 if the queue
pointers are broken. It's easy to catch this if it occurs, so have
`poll_msgq` return an error in this case.

Signed-off-by: Eliot Courtney <ecourtney@nvidia.com>
Reviewed-by: Alistair Popple <apopple@nvidia.com>
Link: https://patch.msgid.link/20260703-blackwell-fixes-v2-2-8e3d8bc32bb9@nvidia.com
[acourbot: explicitly mention the error, add paragraph separator.]
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>

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Eliot Courtney 2026-07-03 19:22:06 +09:00 • committed by Alexandre Courbot

parent 5f52374107

commit ed33ea9390

1 changed files with 10 additions and 6 deletions

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drivers/gpu/nova-core/falcon/fsp.rs

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