accel/habanalabs: set hard reset flag if graceful reset is skipped
authorTomer Tayar <ttayar@habana.ai>
Thu, 20 Jul 2023 13:50:39 +0000 (16:50 +0300)
committerOded Gabbay <ogabbay@kernel.org>
Tue, 19 Dec 2023 09:09:43 +0000 (11:09 +0200)
commit4b0b1fbc7757169b6d304545a321c7a88f13f8f0
tree2934604b72c5b53eb4bde35214418974a89f54be
parent571cdb6e3b9a9c077b39047091f0ccc721b92b83
accel/habanalabs: set hard reset flag if graceful reset is skipped

hl_device_cond_reset() might be called with the hard reset flag unset,
because a compute reset upon device release as part of a graceful reset
is valid.
If the conditions for graceful reset are not met, hl_device_reset() will
be called for an immediate reset. In this case a compute reset is not
valid, so it will be replaced with a hard reset together with a debug
message about it.
This message might be confusing, as it implies that a compute reset was
requested when it shouldn't. To prevent this confusion, set the hard
reset flag in hl_device_cond_reset() if going to an immediate reset.

Signed-off-by: Tomer Tayar <ttayar@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
drivers/accel/habanalabs/common/device.c