drm/i915: Replace custom intel runtime_pm tracker with ref_tracker library

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Beside reusing existing code, the main advantage of ref_tracker is
tracking per instance of wakeref. It allows also to catch double
put.
On the other side we lose information about the first acquire and
the last release, but the advantages outweigh it.

Signed-off-by: Andrzej Hajda <andrzej.hajda@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231030-ref_tracker_i915-v1-1-006fe6b96421@intel.com

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Andrzej Hajda 2023-10-30 18:40:12 +01:00

parent dfed6b58d5

commit b49e894c3f

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7 changed files with 86 additions and 217 deletions

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4

drivers/gpu/drm/i915/Kconfig.debug

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2

drivers/gpu/drm/i915/display/intel_display_power.c

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2

drivers/gpu/drm/i915/i915_driver.c

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221

drivers/gpu/drm/i915/intel_runtime_pm.c

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11

drivers/gpu/drm/i915/intel_runtime_pm.h

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28

drivers/gpu/drm/i915/intel_wakeref.c

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35

drivers/gpu/drm/i915/intel_wakeref.h

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