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habanalabs: add 'needs reset' state in driver

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The new state indicates that device should be reset in order
to re-gain funcionality.
This unique state can occur if reset_on_lockup is disabled
and an actual lockup has occurred.

Signed-off-by: Ofir Bitton <obitton@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
This commit is contained in:
Ofir Bitton
2020-10-05 14:40:10 +03:00
committed by Oded Gabbay
parent f2d032ee13
commit 66a76401c5
14 changed files with 101 additions and 55 deletions
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3
include/uapi/misc/habanalabs.h
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@@ -242,7 +242,8 @@ enum gaudi_engine_id {
enum hl_device_status {
HL_DEVICE_STATUS_OPERATIONAL,
HL_DEVICE_STATUS_IN_RESET,
HL_DEVICE_STATUS_MALFUNCTION
HL_DEVICE_STATUS_MALFUNCTION,
HL_DEVICE_STATUS_NEEDS_RESET
};
/* Opcode for management ioctl