drm: Move some options to separate new Kconfig

Move some options out into a new debug specific kconfig file in order to
make things a bit cleaner.

Signed-off-by: Tvrtko Ursulin <[e-mail]>
Cc: Christian König <[e-mail]>
Cc: Danilo Krummrich <[e-mail]>
Cc: Matthew Brost <[e-mail]>
Cc: Philipp Stanner <[e-mail]>
Acked-by: Christian König <[e-mail]>
Signed-off-by: Philipp Stanner <[e-mail]>
Link: https://patchwork.freedesktop.org/patch/msgid/[e-mail]

drivers/gpu/drm/Kconfig

···
 	  details.  You should also select and configure AGP
 	  (/dev/agpgart) support if it is available for your platform.
 
+menu "DRM debugging options"
+depends on DRM
+source "drivers/gpu/drm/Kconfig.debug"
+endmenu
+
 if DRM
 
 config DRM_MIPI_DBI
···
 config DRM_MIPI_DSI
 	bool
 	depends on DRM
-
-config DRM_DEBUG_MM
-	bool "Insert extra checks and debug info into the DRM range managers"
-	default n
-	depends on DRM
-	depends on STACKTRACE_SUPPORT
-	select STACKDEPOT
-	help
-	  Enable allocation tracking of memory manager and leak detection on
-	  shutdown.
-
-	  Recommended for driver developers only.
-
-	  If in doubt, say "N".
-
-config DRM_USE_DYNAMIC_DEBUG
-	bool "use dynamic debug to implement drm.debug"
-	default n
-	depends on BROKEN
-	depends on DRM
-	depends on DYNAMIC_DEBUG || DYNAMIC_DEBUG_CORE
-	depends on JUMP_LABEL
-	help
-	  Use dynamic-debug to avoid drm_debug_enabled() runtime overheads.
-	  Due to callsite counts in DRM drivers (~4k in amdgpu) and 56
-	  bytes per callsite, the .data costs can be substantial, and
-	  are therefore configurable.
-
-config DRM_KUNIT_TEST_HELPERS
-	tristate
-	depends on DRM && KUNIT
-	select DRM_KMS_HELPER
-	help
-	  KUnit Helpers for KMS drivers.
-
-config DRM_KUNIT_TEST
-	tristate "KUnit tests for DRM" if !KUNIT_ALL_TESTS
-	depends on DRM && KUNIT && MMU
-	select DRM_BRIDGE_CONNECTOR
-	select DRM_BUDDY
-	select DRM_DISPLAY_DP_HELPER
-	select DRM_DISPLAY_HDMI_STATE_HELPER
-	select DRM_DISPLAY_HELPER
-	select DRM_EXEC
-	select DRM_EXPORT_FOR_TESTS if m
-	select DRM_GEM_SHMEM_HELPER
-	select DRM_KUNIT_TEST_HELPERS
-	select DRM_LIB_RANDOM
-	select PRIME_NUMBERS
-	default KUNIT_ALL_TESTS
-	help
-	  This builds unit tests for DRM. This option is not useful for
-	  distributions or general kernels, but only for kernel
-	  developers working on DRM and associated drivers.
-
-	  For more information on KUnit and unit tests in general,
-	  please refer to the KUnit documentation in
-	  Documentation/dev-tools/kunit/.
-
-	  If in doubt, say "N".
 
 config DRM_KMS_HELPER
 	tristate
···
 	  GPU memory management subsystem for devices with multiple
 	  GPU memory types. Will be enabled automatically if a device driver
 	  uses it.
-
-config DRM_TTM_KUNIT_TEST
-        tristate "KUnit tests for TTM" if !KUNIT_ALL_TESTS
-        default n
-        depends on DRM && KUNIT && MMU && (UML || COMPILE_TEST)
-        select DRM_TTM
-        select DRM_BUDDY
-        select DRM_EXPORT_FOR_TESTS if m
-        select DRM_KUNIT_TEST_HELPERS
-        default KUNIT_ALL_TESTS
-        help
-          Enables unit tests for TTM, a GPU memory manager subsystem used
-          to manage memory buffers. This option is mostly useful for kernel
-          developers. It depends on (UML || COMPILE_TEST) since no other driver
-          which uses TTM can be loaded while running the tests.
-
-          If in doubt, say "N".
 
 config DRM_EXEC
 	tristate
···
 
 	 If M is selected the module will be called hyperv_drm.
 
-config DRM_EXPORT_FOR_TESTS
-	bool
-
 # Separate option as not all DRM drivers use it
 config DRM_PANEL_BACKLIGHT_QUIRKS
 	tristate
···
 config DRM_PRIVACY_SCREEN
 	bool
 	default n
-
-config DRM_WERROR
-	bool "Compile the drm subsystem with warnings as errors"
-	depends on DRM && EXPERT
-	depends on !WERROR
-	default n
-	help
-	  A kernel build should not cause any compiler warnings, and this
-	  enables the '-Werror' flag to enforce that rule in the drm subsystem.
-
-	  The drm subsystem enables more warnings than the kernel default, so
-	  this config option is disabled by default.
-
-	  If in doubt, say N.
-
-config DRM_HEADER_TEST
-	bool "Ensure DRM headers are self-contained and pass kernel-doc"
-	depends on DRM && EXPERT
-	default n
-	help
-	  Ensure the DRM subsystem headers both under drivers/gpu/drm and
-	  include/drm compile, are self-contained, have header guards, and have
-	  no kernel-doc warnings.
-
-	  If in doubt, say N.
 
 endif
 

drivers/gpu/drm/Kconfig.debug

···
+config DRM_USE_DYNAMIC_DEBUG
+	bool "use dynamic debug to implement drm.debug"
+	default n
+	depends on BROKEN
+	depends on DRM
+	depends on DYNAMIC_DEBUG || DYNAMIC_DEBUG_CORE
+	depends on JUMP_LABEL
+	help
+	 Use dynamic-debug to avoid drm_debug_enabled() runtime overheads.
+	 Due to callsite counts in DRM drivers (~4k in amdgpu) and 56
+	 bytes per callsite, the .data costs can be substantial, and
+	 are therefore configurable.
+
+config DRM_WERROR
+	bool "Compile the drm subsystem with warnings as errors"
+	depends on DRM && EXPERT
+	depends on !WERROR
+	default n
+	help
+	  A kernel build should not cause any compiler warnings, and this
+	  enables the '-Werror' flag to enforce that rule in the drm subsystem.
+
+	  The drm subsystem enables more warnings than the kernel default, so
+	  this config option is disabled by default.
+
+	  If in doubt, say N.
+
+config DRM_HEADER_TEST
+	bool "Ensure DRM headers are self-contained and pass kernel-doc"
+	depends on DRM && EXPERT
+	default n
+	help
+	  Ensure the DRM subsystem headers both under drivers/gpu/drm and
+	  include/drm compile, are self-contained, have header guards, and have
+	  no kernel-doc warnings.
+
+	  If in doubt, say N.
+
+config DRM_DEBUG_MM
+	bool "Insert extra checks and debug info into the DRM range managers"
+	default n
+	depends on DRM
+	depends on STACKTRACE_SUPPORT
+	select STACKDEPOT
+	help
+	  Enable allocation tracking of memory manager and leak detection on
+	  shutdown.
+
+	  Recommended for driver developers only.
+
+	  If in doubt, say "N".
+
+config DRM_KUNIT_TEST_HELPERS
+	tristate
+	depends on DRM && KUNIT
+	select DRM_KMS_HELPER
+	help
+	  KUnit Helpers for KMS drivers.
+
+config DRM_KUNIT_TEST
+	tristate "KUnit tests for DRM" if !KUNIT_ALL_TESTS
+	depends on DRM && KUNIT && MMU
+	select DRM_BRIDGE_CONNECTOR
+	select DRM_BUDDY
+	select DRM_DISPLAY_DP_HELPER
+	select DRM_DISPLAY_HDMI_STATE_HELPER
+	select DRM_DISPLAY_HELPER
+	select DRM_EXEC
+	select DRM_EXPORT_FOR_TESTS if m
+	select DRM_GEM_SHMEM_HELPER
+	select DRM_KUNIT_TEST_HELPERS
+	select DRM_LIB_RANDOM
+	select PRIME_NUMBERS
+	default KUNIT_ALL_TESTS
+	help
+	  This builds unit tests for DRM. This option is not useful for
+	  distributions or general kernels, but only for kernel
+	  developers working on DRM and associated drivers.
+
+	  For more information on KUnit and unit tests in general,
+	  please refer to the KUnit documentation in
+	  Documentation/dev-tools/kunit/.
+
+	  If in doubt, say "N".
+
+config DRM_TTM_KUNIT_TEST
+	tristate "KUnit tests for TTM" if !KUNIT_ALL_TESTS
+	default n
+	depends on DRM && KUNIT && MMU && (UML || COMPILE_TEST)
+	select DRM_TTM
+	select DRM_BUDDY
+	select DRM_EXPORT_FOR_TESTS if m
+	select DRM_KUNIT_TEST_HELPERS
+	default KUNIT_ALL_TESTS
+	help
+	  Enables unit tests for TTM, a GPU memory manager subsystem used
+	  to manage memory buffers. This option is mostly useful for kernel
+	  developers. It depends on (UML || COMPILE_TEST) since no other driver
+	  which uses TTM can be loaded while running the tests.
+
+	  If in doubt, say "N".
+
+config DRM_EXPORT_FOR_TESTS
+	bool