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| author | Andrzej Hajda <andrzej.hajda@intel.com> | 2023-10-30 20:40:12 +0300 |
|---|---|---|
| committer | Andrzej Hajda <andrzej.hajda@intel.com> | 2023-11-20 14:36:54 +0300 |
| commit | b49e894c3fd83f67aae2a4778b98ea3838e41020 (patch) | |
| tree | 44761e7054f280460a35a5cf8c911d01b38b9ccf /drivers/gpu/drm/i915/Kconfig.debug | |
| parent | dfed6b58d54f3a5d7e6bc1fb060e2c936330eba2 (diff) | |
| download | linux-b49e894c3fd83f67aae2a4778b98ea3838e41020.tar.xz | |
drm/i915: Replace custom intel runtime_pm tracker with ref_tracker library
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
Diffstat (limited to 'drivers/gpu/drm/i915/Kconfig.debug')
| -rw-r--r-- | drivers/gpu/drm/i915/Kconfig.debug | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/Kconfig.debug b/drivers/gpu/drm/i915/Kconfig.debug index 2d21930d5501..8d82d7a1a9c5 100644 --- a/drivers/gpu/drm/i915/Kconfig.debug +++ b/drivers/gpu/drm/i915/Kconfig.debug @@ -24,7 +24,9 @@ config DRM_I915_DEBUG select DEBUG_FS select PREEMPT_COUNT select I2C_CHARDEV + select REF_TRACKER select STACKDEPOT + select STACKTRACE select DRM_DP_AUX_CHARDEV select X86_MSR # used by igt/pm_rpm select DRM_VGEM # used by igt/prime_vgem (dmabuf interop checks) @@ -231,7 +233,9 @@ config DRM_I915_DEBUG_RUNTIME_PM bool "Enable extra state checking for runtime PM" depends on DRM_I915 default n + select REF_TRACKER select STACKDEPOT + select STACKTRACE help Choose this option to turn on extra state checking for the runtime PM functionality. This may introduce overhead during |