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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2019-07-12 14:27:23 +0300 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-07-12 21:40:43 +0300 |
| commit | 4c2be3c5ebfd98fc588f6bc5f53fa2ef516c02ea (patch) | |
| tree | 4caa7bfd58330ff293f90cf89199580e09acac83 /drivers/gpu/drm/i915/Kconfig.debug | |
| parent | 1eda701eace2ddac0f2e2e7176ff6b504e815453 (diff) | |
| download | linux-4c2be3c5ebfd98fc588f6bc5f53fa2ef516c02ea.tar.xz | |
drm/i915/gtt: Recursive ppgtt clear for gen8
With an explicit level, we can refactor the separate clear functions
as a simple recursive function. The additional knowledge of the level
allows us to spot when we can free an entire subtree at once.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Abdiel Janulgue <abdiel.janulgue@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190712112725.2892-3-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/i915/Kconfig.debug')
| -rw-r--r-- | drivers/gpu/drm/i915/Kconfig.debug | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/Kconfig.debug b/drivers/gpu/drm/i915/Kconfig.debug index 8d922bb4d953..4cdc0181a093 100644 --- a/drivers/gpu/drm/i915/Kconfig.debug +++ b/drivers/gpu/drm/i915/Kconfig.debug @@ -94,6 +94,20 @@ config DRM_I915_TRACE_GEM If in doubt, say "N". +config DRM_I915_TRACE_GTT + bool "Insert extra ftrace output from the GTT internals" + depends on DRM_I915_DEBUG_GEM + select TRACING + default n + help + Enable additional and verbose debugging output that will spam + ordinary tests, but may be vital for post-mortem debugging when + used with /proc/sys/kernel/ftrace_dump_on_oops + + Recommended for driver developers only. + + If in doubt, say "N". + config DRM_I915_SW_FENCE_DEBUG_OBJECTS bool "Enable additional driver debugging for fence objects" depends on DRM_I915 |