Commit 8e623137 authored by Tvrtko Ursulin's avatar Tvrtko Ursulin Committed by Philipp Stanner
Browse files

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: default avatarTvrtko Ursulin <tvrtko.ursulin@igalia.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Danilo Krummrich <dakr@kernel.org>
Cc: Matthew Brost <matthew.brost@intel.com>
Cc: Philipp Stanner <phasta@kernel.org>
Acked-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarPhilipp Stanner <phasta@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20250324092633.49746-2-tvrtko.ursulin@igalia.com
parent f878af62

drivers/gpu/drm/Kconfig

+5 −105
Original line number Diff line number Diff line
@@ -26,6 +26,11 @@ menuconfig DRM 
	  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
@@ -37,66 +42,6 @@ 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

	depends on DRM
@@ -248,23 +193,6 @@ config DRM_TTM 
	  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

	depends on DRM
@@ -466,9 +394,6 @@ config DRM_HYPERV 


	 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
@@ -481,31 +406,6 @@ 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



# Separate option because drm_panel_orientation_quirks.c is shared with fbdev

drivers/gpu/drm/Kconfig.debug

0 → 100644
+104 −0
Original line number Diff line number Diff line 
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