1 // SPDX-License-Identifier: GPL-2.0
14 	struct drm_rect src, dst, clip;  in drm_test_rect_clip_scaled_div_by_zero()  local
21 	drm_rect_init(&src, 0, 0, 0, 0);  in drm_test_rect_clip_scaled_div_by_zero()
24 	visible = drm_rect_clip_scaled(&src, &dst, &clip);  in drm_test_rect_clip_scaled_div_by_zero()
27 	KUNIT_EXPECT_FALSE_MSG(test, drm_rect_visible(&src), "Source should not be visible\n");  in drm_test_rect_clip_scaled_div_by_zero()
29 	drm_rect_init(&src, 0, 0, 0, 0);  in drm_test_rect_clip_scaled_div_by_zero()
32 	visible = drm_rect_clip_scaled(&src, &dst, &clip);  in drm_test_rect_clip_scaled_div_by_zero()
35 	KUNIT_EXPECT_FALSE_MSG(test, drm_rect_visible(&src), "Source should not be visible\n");  in drm_test_rect_clip_scaled_div_by_zero()
40 	struct drm_rect src, dst, clip;  in drm_test_rect_clip_scaled_not_clipped()  local
44 	drm_rect_init(&src, 0, 0, 1 << 16, 1 << 16);  in drm_test_rect_clip_scaled_not_clipped()
48 	visible = drm_rect_clip_scaled(&src, &dst, &clip);  in drm_test_rect_clip_scaled_not_clipped()
50 	KUNIT_EXPECT_FALSE_MSG(test, src.x1 != 0 || src.x2 != 1 << 16 ||  in drm_test_rect_clip_scaled_not_clipped()
51 			       src.y1 != 0 || src.y2 != 1 << 16, "Source badly clipped\n");  in drm_test_rect_clip_scaled_not_clipped()
55 	KUNIT_EXPECT_TRUE_MSG(test, drm_rect_visible(&src), "Source should be visible\n");  in drm_test_rect_clip_scaled_not_clipped()
57 	/* 2:1 scaling */  in drm_test_rect_clip_scaled_not_clipped()
58 	drm_rect_init(&src, 0, 0, 2 << 16, 2 << 16);  in drm_test_rect_clip_scaled_not_clipped()
62 	visible = drm_rect_clip_scaled(&src, &dst, &clip);  in drm_test_rect_clip_scaled_not_clipped()
64 	KUNIT_EXPECT_FALSE_MSG(test, src.x1 != 0 || src.x2 != 2 << 16 ||  in drm_test_rect_clip_scaled_not_clipped()
65 			       src.y1 != 0 || src.y2 != 2 << 16, "Source badly clipped\n");  in drm_test_rect_clip_scaled_not_clipped()
69 	KUNIT_EXPECT_TRUE_MSG(test, drm_rect_visible(&src), "Source should be visible\n");  in drm_test_rect_clip_scaled_not_clipped()
71 	/* 1:2 scaling */  in drm_test_rect_clip_scaled_not_clipped()
72 	drm_rect_init(&src, 0, 0, 1 << 16, 1 << 16);  in drm_test_rect_clip_scaled_not_clipped()
73 	drm_rect_init(&dst, 0, 0, 2, 2);  in drm_test_rect_clip_scaled_not_clipped()
74 	drm_rect_init(&clip, 0, 0, 2, 2);  in drm_test_rect_clip_scaled_not_clipped()
76 	visible = drm_rect_clip_scaled(&src, &dst, &clip);  in drm_test_rect_clip_scaled_not_clipped()
78 	KUNIT_EXPECT_FALSE_MSG(test, src.x1 != 0 || src.x2 != 1 << 16 ||  in drm_test_rect_clip_scaled_not_clipped()
79 			       src.y1 != 0 || src.y2 != 1 << 16, "Source badly clipped\n");  in drm_test_rect_clip_scaled_not_clipped()
80 	KUNIT_EXPECT_FALSE_MSG(test, dst.x1 != 0 || dst.x2 != 2 ||  in drm_test_rect_clip_scaled_not_clipped()
81 			       dst.y1 != 0 || dst.y2 != 2, "Destination badly clipped\n");  in drm_test_rect_clip_scaled_not_clipped()
83 	KUNIT_EXPECT_TRUE_MSG(test, drm_rect_visible(&src), "Source should be visible\n");  in drm_test_rect_clip_scaled_not_clipped()
88 	struct drm_rect src, dst, clip;  in drm_test_rect_clip_scaled_clipped()  local
92 	drm_rect_init(&src, 0, 0, 2 << 16, 2 << 16);  in drm_test_rect_clip_scaled_clipped()
93 	drm_rect_init(&dst, 0, 0, 2, 2);  in drm_test_rect_clip_scaled_clipped()
96 	visible = drm_rect_clip_scaled(&src, &dst, &clip);  in drm_test_rect_clip_scaled_clipped()
98 	KUNIT_EXPECT_FALSE_MSG(test, src.x1 != 0 || src.x2 != 1 << 16 ||  in drm_test_rect_clip_scaled_clipped()
99 			       src.y1 != 0 || src.y2 != 1 << 16, "Source badly clipped\n");  in drm_test_rect_clip_scaled_clipped()
103 	KUNIT_EXPECT_TRUE_MSG(test, drm_rect_visible(&src), "Source should be visible\n");  in drm_test_rect_clip_scaled_clipped()
106 	drm_rect_init(&src, 0, 0, 2 << 16, 2 << 16);  in drm_test_rect_clip_scaled_clipped()
107 	drm_rect_init(&dst, 0, 0, 2, 2);  in drm_test_rect_clip_scaled_clipped()
110 	visible = drm_rect_clip_scaled(&src, &dst, &clip);  in drm_test_rect_clip_scaled_clipped()
112 	KUNIT_EXPECT_FALSE_MSG(test, src.x1 != 1 << 16 || src.x2 != 2 << 16 ||  in drm_test_rect_clip_scaled_clipped()
113 			       src.y1 != 1 << 16 || src.y2 != 2 << 16, "Source badly clipped\n");  in drm_test_rect_clip_scaled_clipped()
114 	KUNIT_EXPECT_FALSE_MSG(test, dst.x1 != 1 || dst.x2 != 2 || dst.y1 != 1 ||  in drm_test_rect_clip_scaled_clipped()
115 			       dst.y2 != 2, "Destination badly clipped\n");  in drm_test_rect_clip_scaled_clipped()
117 	KUNIT_EXPECT_TRUE_MSG(test, drm_rect_visible(&src), "Source should be visible\n");  in drm_test_rect_clip_scaled_clipped()
119 	/* 2:1 scaling top/left clip */  in drm_test_rect_clip_scaled_clipped()
120 	drm_rect_init(&src, 0, 0, 4 << 16, 4 << 16);  in drm_test_rect_clip_scaled_clipped()
121 	drm_rect_init(&dst, 0, 0, 2, 2);  in drm_test_rect_clip_scaled_clipped()
124 	visible = drm_rect_clip_scaled(&src, &dst, &clip);  in drm_test_rect_clip_scaled_clipped()
126 	KUNIT_EXPECT_FALSE_MSG(test, src.x1 != 0 || src.x2 != 2 << 16 ||  in drm_test_rect_clip_scaled_clipped()
127 			       src.y1 != 0 || src.y2 != 2 << 16, "Source badly clipped\n");  in drm_test_rect_clip_scaled_clipped()
131 	KUNIT_EXPECT_TRUE_MSG(test, drm_rect_visible(&src), "Source should be visible\n");  in drm_test_rect_clip_scaled_clipped()
133 	/* 2:1 scaling bottom/right clip */  in drm_test_rect_clip_scaled_clipped()
134 	drm_rect_init(&src, 0, 0, 4 << 16, 4 << 16);  in drm_test_rect_clip_scaled_clipped()
135 	drm_rect_init(&dst, 0, 0, 2, 2);  in drm_test_rect_clip_scaled_clipped()
138 	visible = drm_rect_clip_scaled(&src, &dst, &clip);  in drm_test_rect_clip_scaled_clipped()
140 	KUNIT_EXPECT_FALSE_MSG(test, src.x1 != 2 << 16 || src.x2 != 4 << 16 ||  in drm_test_rect_clip_scaled_clipped()
141 			       src.y1 != 2 << 16 || src.y2 != 4 << 16, "Source badly clipped\n");  in drm_test_rect_clip_scaled_clipped()
142 	KUNIT_EXPECT_FALSE_MSG(test, dst.x1 != 1 || dst.x2 != 2 || dst.y1 != 1 ||  in drm_test_rect_clip_scaled_clipped()
143 			       dst.y2 != 2, "Destination badly clipped\n");  in drm_test_rect_clip_scaled_clipped()
145 	KUNIT_EXPECT_TRUE_MSG(test, drm_rect_visible(&src), "Source should be visible\n");  in drm_test_rect_clip_scaled_clipped()
147 	/* 1:2 scaling top/left clip */  in drm_test_rect_clip_scaled_clipped()
148 	drm_rect_init(&src, 0, 0, 2 << 16, 2 << 16);  in drm_test_rect_clip_scaled_clipped()
150 	drm_rect_init(&clip, 0, 0, 2, 2);  in drm_test_rect_clip_scaled_clipped()
152 	visible = drm_rect_clip_scaled(&src, &dst, &clip);  in drm_test_rect_clip_scaled_clipped()
154 	KUNIT_EXPECT_FALSE_MSG(test, src.x1 != 0 || src.x2 != 1 << 16 ||  in drm_test_rect_clip_scaled_clipped()
155 			       src.y1 != 0 || src.y2 != 1 << 16, "Source badly clipped\n");  in drm_test_rect_clip_scaled_clipped()
156 	KUNIT_EXPECT_FALSE_MSG(test, dst.x1 != 0 || dst.x2 != 2 || dst.y1 != 0 ||  in drm_test_rect_clip_scaled_clipped()
157 			       dst.y2 != 2, "Destination badly clipped\n");  in drm_test_rect_clip_scaled_clipped()
159 	KUNIT_EXPECT_TRUE_MSG(test, drm_rect_visible(&src), "Source should be visible\n");  in drm_test_rect_clip_scaled_clipped()
161 	/* 1:2 scaling bottom/right clip */  in drm_test_rect_clip_scaled_clipped()
162 	drm_rect_init(&src, 0, 0, 2 << 16, 2 << 16);  in drm_test_rect_clip_scaled_clipped()
164 	drm_rect_init(&clip, 2, 2, 2, 2);  in drm_test_rect_clip_scaled_clipped()
166 	visible = drm_rect_clip_scaled(&src, &dst, &clip);  in drm_test_rect_clip_scaled_clipped()
168 	KUNIT_EXPECT_FALSE_MSG(test, src.x1 != 1 << 16 || src.x2 != 2 << 16 ||  in drm_test_rect_clip_scaled_clipped()
169 			       src.y1 != 1 << 16 || src.y2 != 2 << 16, "Source badly clipped\n");  in drm_test_rect_clip_scaled_clipped()
170 	KUNIT_EXPECT_FALSE_MSG(test, dst.x1 != 2 || dst.x2 != 4 || dst.y1 != 2 ||  in drm_test_rect_clip_scaled_clipped()
173 	KUNIT_EXPECT_TRUE_MSG(test, drm_rect_visible(&src), "Source should be visible\n");  in drm_test_rect_clip_scaled_clipped()
178 	struct drm_rect src, dst, clip;  in drm_test_rect_clip_scaled_signed_vs_unsigned()  local
182 	 * 'clip.x2 - dst.x1 >= dst width' could result a negative  in drm_test_rect_clip_scaled_signed_vs_unsigned()
183 	 * src rectangle width which is no longer expected by the  in drm_test_rect_clip_scaled_signed_vs_unsigned()
189 	drm_rect_init(&src, 0, 0, INT_MAX, INT_MAX);  in drm_test_rect_clip_scaled_signed_vs_unsigned()
190 	drm_rect_init(&dst, 0, 0, 2, 2);  in drm_test_rect_clip_scaled_signed_vs_unsigned()
193 	visible = drm_rect_clip_scaled(&src, &dst, &clip);  in drm_test_rect_clip_scaled_signed_vs_unsigned()
196 	KUNIT_EXPECT_FALSE_MSG(test, drm_rect_visible(&src), "Source should not be visible\n");  in drm_test_rect_clip_scaled_signed_vs_unsigned()