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authorFelix Kuehling <Felix.Kuehling@amd.com>2018-07-17 02:10:37 +0300
committerOded Gabbay <oded.gabbay@gmail.com>2018-07-17 02:10:37 +0300
commitb5aa3f4aef724e9c0f626dcf69948b22efcc5176 (patch)
tree21d8c2583d94f26894202433adf46b98d25bf698 /tools/perf
parent01c097dbfc03ac1357b9c8a1f52fd43d636bc7f7 (diff)
downloadlinux-b5aa3f4aef724e9c0f626dcf69948b22efcc5176.tar.xz
drm/amdkfd: Call kfd2kgd.set_compute_idle
User mode queue submissions don't go through KFD. Therefore we don't know exactly when compute is idle or not idle. We use the existence of user mode queues on a device as an approximation. register_process is called when the first queue of a process is created. Conversely unregister_process is called when the last queue is destroyed. The first process that is registered takes compute out of idle. The last process that is unregisters sets compute back to idle. Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com> Reviewed-by: Eric Huang <JinHuiEric.Huang@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
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