CONFIG_DRM_I915_HEARTBEAT_INTERVAL: Interval between heartbeat pulses (ms)

General informations

The Linux kernel configuration item CONFIG_DRM_I915_HEARTBEAT_INTERVAL:

• prompt: Interval between heartbeat pulses (ms)
• type: int
• depends on: (none)
• defined in drivers/gpu/drm/i915/Kconfig.profile
• found in Linux kernels: 5.5–5.19, 6.0–6.12, 6.13-rc+HEAD

Help text

The driver sends a periodic heartbeat down all active engines to check the health of the GPU and undertake regular house-keeping of internal driver state.

This is adjustable via /sys/class/drm/card?/engine/*/heartbeat_interval_ms

May be 0 to disable heartbeats and therefore disable automatic GPU hang detection.

Hardware

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Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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