Commit 3d515ba9 authored by Arunpravin's avatar Arunpravin Committed by Christian König
Browse files

drm/selftests: Move i915 buddy selftests into drm 



- move i915 buddy selftests into drm selftests folder
- add Makefile and Kconfig support
- add sanitycheck testcase

Prerequisites
- These series of selftests patches are created on top of
  drm buddy series
- Enable kselftests for DRM as a module in .config

Signed-off-by: default avatarArunpravin <Arunpravin.PaneerSelvam@amd.com>
Acked-by: default avatarChristian König <christian.koenig@amd.com>
Acked-by: default avatarMatthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220222174845.2175-1-Arunpravin.PaneerSelvam@amd.com


Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
parent 8ab62eda

drivers/gpu/drm/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -71,6 +71,7 @@ config DRM_DEBUG_SELFTEST 
	select DRM_DP_HELPER

	select DRM_LIB_RANDOM

	select DRM_KMS_HELPER

	select DRM_BUDDY

	select DRM_EXPORT_FOR_TESTS if m

	default n

	help

drivers/gpu/drm/selftests/Makefile

+2 −1
Original line number Diff line number Diff line
@@ -4,4 +4,5 @@ test-drm_modeset-y := test-drm_modeset_common.o test-drm_plane_helper.o \ 
		      test-drm_damage_helper.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_cmdline_parser.o \

				    test-drm_buddy.o

drivers/gpu/drm/selftests/drm_buddy_selftests.h

0 → 100644
+9 −0
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0 */

/* List each unit test as selftest(name, 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_buddy

 */

selftest(sanitycheck, igt_sanitycheck) /* keep first (selfcheck for igt) */

drivers/gpu/drm/selftests/test-drm_buddy.c

0 → 100644
+49 −0
Original line number Diff line number Diff line 
// SPDX-License-Identifier: MIT

/*

 * Copyright © 2019 Intel Corporation

 */



#define pr_fmt(fmt) "drm_buddy: " fmt



#include <linux/module.h>



#include <drm/drm_buddy.h>



#include "../lib/drm_random.h"



#define TESTS "drm_buddy_selftests.h"

#include "drm_selftest.h"



static unsigned int random_seed;



static int igt_sanitycheck(void *ignored)

{

	pr_info("%s - ok!\n", __func__);

	return 0;

}



#include "drm_selftest.c"



static int __init test_drm_buddy_init(void)

{

	int err;



	while (!random_seed)

		random_seed = get_random_int();



	pr_info("Testing DRM buddy manager (struct drm_buddy), with random_seed=0x%x\n",

		random_seed);

	err = run_selftests(selftests, ARRAY_SIZE(selftests), NULL);



	return err > 0 ? 0 : err;

}



static void __exit test_drm_buddy_exit(void)

{

}



module_init(test_drm_buddy_init);

module_exit(test_drm_buddy_exit);



MODULE_AUTHOR("Intel Corporation");

MODULE_LICENSE("GPL");