drm/amd/display: Add Replay residency in debugfs

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[Why]
Users can access the replay residency to get PHY off percentage

[How]
Start capture residency:
sudo echo 1 /sys/kernel/debug/dri/0/eDP-1/replay_residency

Stop and Get replay residency:
sudo cat /sys/kernel/debug/dri/0/eDP-1/replay_residency

Reviewed-by: ChiaHsuan (Tom) Chung <chiahsuan.chung@amd.com>
Signed-off-by: Ray Wu <ray.wu@amd.com>
Signed-off-by: Ivan Lipski <ivan.lipski@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

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Ray Wu 2025-06-11 14:02:25 +08:00 • committed by Alex Deucher

parent e3419e1e44

commit 640cd296f5

1 changed files with 33 additions and 1 deletions

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drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c

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