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habanalabs: do not halt CoreSight during hard reset
authorOmer Shpigelman <oshpigelman@habana.ai>
Sun, 5 Jan 2020 09:05:45 +0000 (09:05 +0000)
committerOded Gabbay <oded.gabbay@gmail.com>
Tue, 11 Feb 2020 09:12:47 +0000 (11:12 +0200)
commita37e47192dfa98f79a0cd5ab991c224b5980c982
tree2a30fb39b4384bf4914f9d540ba2aaed0779ed28
parent908087ffbe896c100ed73d5f0ce11a5b7264af4a
habanalabs: do not halt CoreSight during hard reset

During hard reset we must not write to the device.
Hence avoid halting CoreSight during user context close if it is done
during hard reset.
In addition, we must not re-enable clock gating afterwards as it was
deliberately disabled in the beginning of the hard reset flow.

Signed-off-by: Omer Shpigelman <oshpigelman@habana.ai>
Reviewed-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
drivers/misc/habanalabs/device.c