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authorChris Wilson <chris@chris-wilson.co.uk>2019-07-12 14:27:23 +0300
committerChris Wilson <chris@chris-wilson.co.uk>2019-07-12 21:40:43 +0300
commit4c2be3c5ebfd98fc588f6bc5f53fa2ef516c02ea (patch)
tree4caa7bfd58330ff293f90cf89199580e09acac83 /drivers/gpu/drm/i915/Kconfig.debug
parent1eda701eace2ddac0f2e2e7176ff6b504e815453 (diff)
downloadlinux-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.debug14
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