drm: selftest: convert drm_cmdline_parser selftest to KUnit

Considering the current adoption of the KUnit framework, convert the
DRM cmdline parser selftest to the KUnit API.
Co-developed-by: Arthur Grillo <arthur.grillo@usp.br>
Signed-off-by: Arthur Grillo <arthur.grillo@usp.br>
Tested-by: David Gow <davidgow@google.com>
Acked-by: Daniel Latypov <dlatypov@google.com>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Signed-off-by: Maíra Canal <maira.canal@usp.br>
Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220708203052.236290-3-maira.canal@usp.br

drivers/gpu/drm/selftests/Makefile

@@ -3,5 +3,5 @@ test-drm_modeset-y := test-drm_modeset_common.o test-drm_plane_helper.o \
                       test-drm_format.o test-drm_framebuffer.o \
 		      test-drm_dp_mst_helper.o test-drm_rect.o
 
-obj-$(CONFIG_DRM_DEBUG_SELFTEST) += test-drm_mm.o test-drm_modeset.o test-drm_cmdline_parser.o \
+obj-$(CONFIG_DRM_DEBUG_SELFTEST) += test-drm_mm.o test-drm_modeset.o \
 				    test-drm_buddy.o

drivers/gpu/drm/selftests/drm_cmdline_selftests.h

-/* SPDX-License-Identifier: GPL-2.0 */
-/* List each unit test as selftest(function)
- *
- * The name is used as both an enum and expanded as igt__name to create
- * a module parameter. It must be unique and legal for a C identifier.
- *
- * Tests are executed in order by igt/drm_mm
- */
-
-#define cmdline_test(test)	selftest(test, test)
-
-cmdline_test(drm_cmdline_test_force_d_only)
-cmdline_test(drm_cmdline_test_force_D_only_dvi)
-cmdline_test(drm_cmdline_test_force_D_only_hdmi)
-cmdline_test(drm_cmdline_test_force_D_only_not_digital)
-cmdline_test(drm_cmdline_test_force_e_only)
-cmdline_test(drm_cmdline_test_margin_only)
-cmdline_test(drm_cmdline_test_interlace_only)
-cmdline_test(drm_cmdline_test_res)
-cmdline_test(drm_cmdline_test_res_missing_x)
-cmdline_test(drm_cmdline_test_res_missing_y)
-cmdline_test(drm_cmdline_test_res_bad_y)
-cmdline_test(drm_cmdline_test_res_missing_y_bpp)
-cmdline_test(drm_cmdline_test_res_vesa)
-cmdline_test(drm_cmdline_test_res_vesa_rblank)
-cmdline_test(drm_cmdline_test_res_rblank)
-cmdline_test(drm_cmdline_test_res_bpp)
-cmdline_test(drm_cmdline_test_res_bad_bpp)
-cmdline_test(drm_cmdline_test_res_refresh)
-cmdline_test(drm_cmdline_test_res_bad_refresh)
-cmdline_test(drm_cmdline_test_res_bpp_refresh)
-cmdline_test(drm_cmdline_test_res_bpp_refresh_interlaced)
-cmdline_test(drm_cmdline_test_res_bpp_refresh_margins)
-cmdline_test(drm_cmdline_test_res_bpp_refresh_force_off)
-cmdline_test(drm_cmdline_test_res_bpp_refresh_force_on_off)
-cmdline_test(drm_cmdline_test_res_bpp_refresh_force_on)
-cmdline_test(drm_cmdline_test_res_bpp_refresh_force_on_analog)
-cmdline_test(drm_cmdline_test_res_bpp_refresh_force_on_digital)
-cmdline_test(drm_cmdline_test_res_bpp_refresh_interlaced_margins_force_on)
-cmdline_test(drm_cmdline_test_res_margins_force_on)
-cmdline_test(drm_cmdline_test_res_vesa_margins)
-cmdline_test(drm_cmdline_test_res_invalid_mode)
-cmdline_test(drm_cmdline_test_res_bpp_wrong_place_mode)
-cmdline_test(drm_cmdline_test_name)
-cmdline_test(drm_cmdline_test_name_bpp)
-cmdline_test(drm_cmdline_test_name_refresh)
-cmdline_test(drm_cmdline_test_name_bpp_refresh)
-cmdline_test(drm_cmdline_test_name_refresh_wrong_mode)
-cmdline_test(drm_cmdline_test_name_refresh_invalid_mode)
-cmdline_test(drm_cmdline_test_name_option)
-cmdline_test(drm_cmdline_test_name_bpp_option)
-cmdline_test(drm_cmdline_test_rotate_0)
-cmdline_test(drm_cmdline_test_rotate_90)
-cmdline_test(drm_cmdline_test_rotate_180)
-cmdline_test(drm_cmdline_test_rotate_270)
-cmdline_test(drm_cmdline_test_rotate_multiple)
-cmdline_test(drm_cmdline_test_rotate_invalid_val)
-cmdline_test(drm_cmdline_test_rotate_truncated)
-cmdline_test(drm_cmdline_test_hmirror)
-cmdline_test(drm_cmdline_test_vmirror)
-cmdline_test(drm_cmdline_test_margin_options)
-cmdline_test(drm_cmdline_test_multiple_options)
-cmdline_test(drm_cmdline_test_invalid_option)
-cmdline_test(drm_cmdline_test_bpp_extra_and_option)
-cmdline_test(drm_cmdline_test_extra_and_option)
-cmdline_test(drm_cmdline_test_freestanding_options)
-cmdline_test(drm_cmdline_test_freestanding_force_e_and_options)
-cmdline_test(drm_cmdline_test_panel_orientation)

drivers/gpu/drm/tests/Makefile

 # SPDX-License-Identifier: GPL-2.0
 
-obj-$(CONFIG_DRM_KUNIT_TEST) += drm_format_helper_test.o drm_damage_helper_test.o
+obj-$(CONFIG_DRM_KUNIT_TEST) += drm_format_helper_test.o drm_damage_helper_test.o \
+	drm_cmdline_parser_test.o