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habanalabs: add device status option to INFO IOCTL
authorDalit Ben Zoor <dbenzoor@habana.ai>
Sun, 24 Mar 2019 08:15:44 +0000 (10:15 +0200)
committerOded Gabbay <oded.gabbay@gmail.com>
Sun, 24 Mar 2019 08:15:44 +0000 (10:15 +0200)
commitaa957088b4e846146b230e431dd9dad59e907f9a
tree26f0a463b800b7945a86eb0230cef65c8129e722
parent9354c29ed52762e9645d6dc2631045228ed10fbd
habanalabs: add device status option to INFO IOCTL

This patch adds a new opcode to INFO IOCTL that returns the device status.

This will allow users to query the device status in order to avoid sending
command submissions while device is in reset.

Signed-off-by: Dalit Ben Zoor <dbenzoor@habana.ai>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
drivers/misc/habanalabs/device.c
drivers/misc/habanalabs/habanalabs.h
drivers/misc/habanalabs/habanalabs_ioctl.c
include/uapi/misc/habanalabs.h