[Intel-gfx] [PATCH 05/12] drm/i915: Kconfig for extra driver debugging

Tvrtko Ursulin tvrtko.ursulin at linux.intel.com
Tue Feb 2 11:06:23 UTC 2016


From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>

v2: Added a submenu based on an idea by Chris Wilson.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
Cc: Chris Wilson <chris at chris-wilson.co.uk>
Cc: Jani Nikula <jani.nikula at intel.com>
---
 drivers/gpu/drm/i915/Kconfig       |  6 ++++++
 drivers/gpu/drm/i915/Kconfig.debug | 12 ++++++++++++
 2 files changed, 18 insertions(+)
 create mode 100644 drivers/gpu/drm/i915/Kconfig.debug

diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig
index 051eab33e4c7..98a178565492 100644
--- a/drivers/gpu/drm/i915/Kconfig
+++ b/drivers/gpu/drm/i915/Kconfig
@@ -47,3 +47,9 @@ config DRM_I915_PRELIMINARY_HW_SUPPORT
 	  option changes the default for that module option.
 
 	  If in doubt, say "N".
+
+menu "drm/i915 Debugging"
+depends on DRM_I915
+depends on EXPERT
+source drivers/gpu/drm/i915/Kconfig.debug
+endmenu
diff --git a/drivers/gpu/drm/i915/Kconfig.debug b/drivers/gpu/drm/i915/Kconfig.debug
new file mode 100644
index 000000000000..649a562ddf17
--- /dev/null
+++ b/drivers/gpu/drm/i915/Kconfig.debug
@@ -0,0 +1,12 @@
+config DRM_I915_DEBUG
+        bool "Enable additional driver debugging"
+        depends on DRM_I915
+        default n
+        help
+          Choose this option to turn on extra driver debugging that may affect
+          performance but will catch some internal issues.
+
+          Recommended for driver developers only.
+
+          If in doubt, say "N".
+
-- 
1.9.1



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