drm/amdkfd: Track SDMA utilization per process

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Track SDMA usage on a per process basis and report it through sysfs.
The value in the sysfs file indicates the amount of time SDMA has
been in-use by this process since the creation of the process.
This value is in microsecond granularity.

Signed-off-by: Mukul Joshi <mukul.joshi@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Mukul Joshi 2020-05-26 20:06:04 -04:00 • committed by Alex Deucher

parent 2cdc9c200c

commit 32cb59f313

4 changed files with 198 additions and 14 deletions

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57

drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c

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2

drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h

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16

drivers/gpu/drm/amd/amdkfd/kfd_priv.h

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137

drivers/gpu/drm/amd/amdkfd/kfd_process.c

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