drm/tests/drm_buddy: fix 32b build

Doesn't seem to compile on 32b, presumably due to u64 mod/division.
Simplest is to just switch over to u32 here. Also make print modifiers
consistent with that.

Fixes: a64056bb ("drm/tests/drm_buddy: add alloc_contiguous test")
Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Maxime Ripard <mripard@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240215174431.285069-7-matthew.auld@intel.comSigned-off-by: Christian König <christian.koenig@amd.com>

drivers/gpu/drm/tests/drm_buddy_test.c

@@ -21,7 +21,7 @@ static inline u64 get_size(int order, u64 chunk_size)
 
 static void drm_test_buddy_alloc_contiguous(struct kunit *test)
 {
-	u64 mm_size, ps = SZ_4K, i, n_pages, total;
+	u32 mm_size, ps = SZ_4K, i, n_pages, total;
 	struct drm_buddy_block *block;
 	struct drm_buddy mm;
 	LIST_HEAD(left);
@@ -56,30 +56,30 @@ static void drm_test_buddy_alloc_contiguous(struct kunit *test)
 		KUNIT_ASSERT_FALSE_MSG(test,
 				       drm_buddy_alloc_blocks(&mm, 0, mm_size,
 							      ps, ps, list, 0),
-				       "buddy_alloc hit an error size=%d\n",
+				       "buddy_alloc hit an error size=%u\n",
 				       ps);
 	} while (++i < n_pages);
 
 	KUNIT_ASSERT_TRUE_MSG(test, drm_buddy_alloc_blocks(&mm, 0, mm_size,
 							   3 * ps, ps, &allocated,
 							   DRM_BUDDY_CONTIGUOUS_ALLOCATION),
-			       "buddy_alloc didn't error size=%d\n", 3 * ps);
+			       "buddy_alloc didn't error size=%u\n", 3 * ps);
 
 	drm_buddy_free_list(&mm, &middle);
 	KUNIT_ASSERT_TRUE_MSG(test, drm_buddy_alloc_blocks(&mm, 0, mm_size,
 							   3 * ps, ps, &allocated,
 							   DRM_BUDDY_CONTIGUOUS_ALLOCATION),
-			       "buddy_alloc didn't error size=%llu\n", 3 * ps);
+			       "buddy_alloc didn't error size=%u\n", 3 * ps);
 	KUNIT_ASSERT_TRUE_MSG(test, drm_buddy_alloc_blocks(&mm, 0, mm_size,
 							   2 * ps, ps, &allocated,
 							   DRM_BUDDY_CONTIGUOUS_ALLOCATION),
-			       "buddy_alloc didn't error size=%llu\n", 2 * ps);
+			       "buddy_alloc didn't error size=%u\n", 2 * ps);
 
 	drm_buddy_free_list(&mm, &right);
 	KUNIT_ASSERT_TRUE_MSG(test, drm_buddy_alloc_blocks(&mm, 0, mm_size,
 							   3 * ps, ps, &allocated,
 							   DRM_BUDDY_CONTIGUOUS_ALLOCATION),
-			       "buddy_alloc didn't error size=%llu\n", 3 * ps);
+			       "buddy_alloc didn't error size=%u\n", 3 * ps);
 	/*
 	 * At this point we should have enough contiguous space for 2 blocks,
 	 * however they are never buddies (since we freed middle and right) so
@@ -88,13 +88,13 @@ static void drm_test_buddy_alloc_contiguous(struct kunit *test)
 	KUNIT_ASSERT_FALSE_MSG(test, drm_buddy_alloc_blocks(&mm, 0, mm_size,
 							    2 * ps, ps, &allocated,
 							    DRM_BUDDY_CONTIGUOUS_ALLOCATION),
-			       "buddy_alloc hit an error size=%d\n", 2 * ps);
+			       "buddy_alloc hit an error size=%u\n", 2 * ps);
 
 	drm_buddy_free_list(&mm, &left);
 	KUNIT_ASSERT_FALSE_MSG(test, drm_buddy_alloc_blocks(&mm, 0, mm_size,
 							    3 * ps, ps, &allocated,
 							    DRM_BUDDY_CONTIGUOUS_ALLOCATION),
-			       "buddy_alloc hit an error size=%d\n", 3 * ps);
+			       "buddy_alloc hit an error size=%u\n", 3 * ps);
 
 	total = 0;
 	list_for_each_entry(block, &allocated, link)