Monk Liu 17b2e332a2
drm/amdgpu:need som change on vega10 mailbox ...
if sriov gpu reset is invoked by job timeout, it is run
in a global work-queue which is very slow and better not call
msleep ortherwise it takes long time to get back CPU.
so make below changes:
1: Change msleep 1 to mdelay 5
2: Ignore the ack fail from pf after time out,
because VF FLR will clear ack, sometime VF FLR is done
prior to the beginning of poll_ack so we can ignore this ack
TODO:
Put job_timedout (and the following gpu reset) in a driver thread,
instead of the global work_struct.
Signed-off-by: Monk Liu <Monk.Liu@amd.com >
Reviewed-by: Xiangliang Yu <Xiangliang.Yu@amd.com >
Signed-off-by: Alex Deucher <alexander.deucher@amd.com >
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17b2e332a2