Arvind M bf51097601 nvdla: kmd: add debugfs support for testing SC7 ...

[1] Add suspend debugfs node to control suspend and resume operations.
    - /sys/kernel/debug/nvdla0/suspend
    - /sys/kernel/debug/nvdla1/suspend
[2] Any requests to DLA between suspend and resume shall fail.

Command to trigger suspend
    echo 1 > /sys/kernel/debug/nvdla0/suspend
    echo 1 > /sys/kernel/debug/nvdla1/suspend

Command to trigger resume
    echo 0 > /sys/kernel/debug/nvdla0/suspend
    echo 0 > /sys/kernel/debug/nvdla1/suspend

Jira DLA-5365

Change-Id: I5f30b57fce70a2904c2ac4cfeba413f86c6263a6
Signed-off-by: Arvind M <am@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2660805
Reviewed-by: svcacv <svcacv@nvidia.com>
Reviewed-by: svc_kernel_abi <svc_kernel_abi@nvidia.com>
Reviewed-by: Amit Sharma (SW-TEGRA) <amisharma@nvidia.com>
Reviewed-by: Praveen K <kpraveen@nvidia.com>
GVS: Gerrit_Virtual_Submit

2023-04-14 11:47:58 +00:00

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tegra

nvdla: kmd: add debugfs support for testing SC7

2023-04-14 11:47:58 +00:00