| // SPDX-License-Identifier: GPL-2.0 | |
| /* | |
| * Test case for drm_damage_helper functions | |
| * | |
| * Copyright (c) 2022 Maíra Canal <mairacanal@riseup.net> | |
| */ | |
| #include <kunit/test.h> | |
| #include <drm/drm_damage_helper.h> | |
| #include <drm/drm_framebuffer.h> | |
| #include <drm/drm_plane.h> | |
| #include <drm/drm_drv.h> | |
| struct drm_damage_mock { | |
| struct drm_driver driver; | |
| struct drm_device device; | |
| struct drm_object_properties obj_props; | |
| struct drm_plane plane; | |
| struct drm_property prop; | |
| struct drm_framebuffer fb; | |
| struct drm_plane_state state; | |
| struct drm_plane_state old_state; | |
| }; | |
| static int drm_damage_helper_init(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock; | |
| mock = kunit_kzalloc(test, sizeof(*mock), GFP_KERNEL); | |
| KUNIT_ASSERT_NOT_ERR_OR_NULL(test, mock); | |
| mock->fb.width = 2048; | |
| mock->fb.height = 2048; | |
| mock->state.crtc = ZERO_SIZE_PTR; | |
| mock->state.fb = &mock->fb; | |
| mock->state.visible = true; | |
| mock->old_state.plane = &mock->plane; | |
| mock->state.plane = &mock->plane; | |
| /* just enough so that drm_plane_enable_fb_damage_clips() works */ | |
| mock->device.driver = &mock->driver; | |
| mock->device.mode_config.prop_fb_damage_clips = &mock->prop; | |
| mock->plane.dev = &mock->device; | |
| mock->obj_props.count = 0; | |
| mock->plane.base.properties = &mock->obj_props; | |
| mock->prop.base.id = 1; /* 0 is an invalid id */ | |
| mock->prop.dev = &mock->device; | |
| drm_plane_enable_fb_damage_clips(&mock->plane); | |
| test->priv = mock; | |
| return 0; | |
| } | |
| static void set_plane_src(struct drm_plane_state *state, int x1, int y1, int x2, | |
| int y2) | |
| { | |
| state->src_x = x1; | |
| state->src_y = y1; | |
| state->src_w = x2 - x1; | |
| state->src_h = y2 - y1; | |
| state->src.x1 = x1; | |
| state->src.y1 = y1; | |
| state->src.x2 = x2; | |
| state->src.y2 = y2; | |
| } | |
| static void set_damage_clip(struct drm_mode_rect *r, int x1, int y1, int x2, | |
| int y2) | |
| { | |
| r->x1 = x1; | |
| r->y1 = y1; | |
| r->x2 = x2; | |
| r->y2 = y2; | |
| } | |
| static void set_damage_blob(struct drm_property_blob *damage_blob, | |
| struct drm_mode_rect *r, u32 size) | |
| { | |
| damage_blob->length = size; | |
| damage_blob->data = r; | |
| } | |
| static void set_plane_damage(struct drm_plane_state *state, | |
| struct drm_property_blob *damage_blob) | |
| { | |
| state->fb_damage_clips = damage_blob; | |
| } | |
| static void check_damage_clip(struct kunit *test, struct drm_rect *r, | |
| int x1, int y1, int x2, int y2) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_plane_state state = mock->state; | |
| /* | |
| * Round down x1/y1 and round up x2/y2. This is because damage is not in | |
| * 16.16 fixed point so to catch all pixels. | |
| */ | |
| int src_x1 = state.src.x1 >> 16; | |
| int src_y1 = state.src.y1 >> 16; | |
| int src_x2 = (state.src.x2 >> 16) + !!(state.src.x2 & 0xFFFF); | |
| int src_y2 = (state.src.y2 >> 16) + !!(state.src.y2 & 0xFFFF); | |
| if (x1 >= x2 || y1 >= y2) | |
| KUNIT_FAIL(test, "Cannot have damage clip with no dimension."); | |
| if (x1 < src_x1 || y1 < src_y1 || x2 > src_x2 || y2 > src_y2) | |
| KUNIT_FAIL(test, "Damage cannot be outside rounded plane src."); | |
| if (r->x1 != x1 || r->y1 != y1 || r->x2 != x2 || r->y2 != y2) | |
| KUNIT_FAIL(test, "Damage = %d %d %d %d, want = %d %d %d %d", | |
| r->x1, r->y1, r->x2, r->y2, x1, y1, x2, y2); | |
| } | |
| static void drm_test_damage_iter_no_damage(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| /* Plane src same as fb size. */ | |
| set_plane_src(&mock->old_state, 0, 0, mock->fb.width << 16, mock->fb.height << 16); | |
| set_plane_src(&mock->state, 0, 0, mock->fb.width << 16, mock->fb.height << 16); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 1, "Should return plane src as damage."); | |
| check_damage_clip(test, &clip, 0, 0, 2048, 2048); | |
| } | |
| static void drm_test_damage_iter_no_damage_fractional_src(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| /* Plane src has fractional part. */ | |
| set_plane_src(&mock->old_state, 0x3fffe, 0x3fffe, | |
| 0x3fffe + (1024 << 16), 0x3fffe + (768 << 16)); | |
| set_plane_src(&mock->state, 0x3fffe, 0x3fffe, | |
| 0x3fffe + (1024 << 16), 0x3fffe + (768 << 16)); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 1, | |
| "Should return rounded off plane src as damage."); | |
| check_damage_clip(test, &clip, 3, 3, 1028, 772); | |
| } | |
| static void drm_test_damage_iter_no_damage_src_moved(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| /* Plane src moved since old plane state. */ | |
| set_plane_src(&mock->old_state, 0, 0, 1024 << 16, 768 << 16); | |
| set_plane_src(&mock->state, 10 << 16, 10 << 16, | |
| (10 + 1024) << 16, (10 + 768) << 16); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 1, "Should return plane src as damage."); | |
| check_damage_clip(test, &clip, 10, 10, 1034, 778); | |
| } | |
| static void drm_test_damage_iter_no_damage_fractional_src_moved(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| /* Plane src has fractional part and it moved since old plane state. */ | |
| set_plane_src(&mock->old_state, 0x3fffe, 0x3fffe, | |
| 0x3fffe + (1024 << 16), 0x3fffe + (768 << 16)); | |
| set_plane_src(&mock->state, 0x40002, 0x40002, | |
| 0x40002 + (1024 << 16), 0x40002 + (768 << 16)); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 1, "Should return plane src as damage."); | |
| check_damage_clip(test, &clip, 4, 4, 1029, 773); | |
| } | |
| static void drm_test_damage_iter_no_damage_not_visible(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| mock->state.visible = false; | |
| set_plane_src(&mock->old_state, 0, 0, 1024 << 16, 768 << 16); | |
| set_plane_src(&mock->state, 0, 0, 1024 << 16, 768 << 16); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 0, "Should have no damage."); | |
| } | |
| static void drm_test_damage_iter_no_damage_no_crtc(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| mock->state.crtc = NULL; | |
| set_plane_src(&mock->old_state, 0, 0, 1024 << 16, 768 << 16); | |
| set_plane_src(&mock->state, 0, 0, 1024 << 16, 768 << 16); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 0, "Should have no damage."); | |
| } | |
| static void drm_test_damage_iter_no_damage_no_fb(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| mock->state.fb = NULL; | |
| set_plane_src(&mock->old_state, 0, 0, 1024 << 16, 768 << 16); | |
| set_plane_src(&mock->state, 0, 0, 1024 << 16, 768 << 16); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 0, "Should have no damage."); | |
| } | |
| static void drm_test_damage_iter_simple_damage(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_property_blob damage_blob; | |
| struct drm_mode_rect damage; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| set_plane_src(&mock->old_state, 0, 0, 1024 << 16, 768 << 16); | |
| set_plane_src(&mock->state, 0, 0, 1024 << 16, 768 << 16); | |
| /* Damage set to plane src */ | |
| set_damage_clip(&damage, 0, 0, 1024, 768); | |
| set_damage_blob(&damage_blob, &damage, sizeof(damage)); | |
| set_plane_damage(&mock->state, &damage_blob); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 1, "Should return damage when set."); | |
| check_damage_clip(test, &clip, 0, 0, 1024, 768); | |
| } | |
| static void drm_test_damage_iter_single_damage(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_property_blob damage_blob; | |
| struct drm_mode_rect damage; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| set_plane_src(&mock->old_state, 0, 0, 1024 << 16, 768 << 16); | |
| set_plane_src(&mock->state, 0, 0, 1024 << 16, 768 << 16); | |
| set_damage_clip(&damage, 256, 192, 768, 576); | |
| set_damage_blob(&damage_blob, &damage, sizeof(damage)); | |
| set_plane_damage(&mock->state, &damage_blob); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 1, "Should return damage when set."); | |
| check_damage_clip(test, &clip, 256, 192, 768, 576); | |
| } | |
| static void drm_test_damage_iter_single_damage_intersect_src(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_property_blob damage_blob; | |
| struct drm_mode_rect damage; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| set_plane_src(&mock->old_state, 0, 0, 1024 << 16, 768 << 16); | |
| set_plane_src(&mock->state, 0, 0, 1024 << 16, 768 << 16); | |
| /* Damage intersect with plane src. */ | |
| set_damage_clip(&damage, 256, 192, 1360, 768); | |
| set_damage_blob(&damage_blob, &damage, sizeof(damage)); | |
| set_plane_damage(&mock->state, &damage_blob); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 1, "Should return damage clipped to src."); | |
| check_damage_clip(test, &clip, 256, 192, 1024, 768); | |
| } | |
| static void drm_test_damage_iter_single_damage_outside_src(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_property_blob damage_blob; | |
| struct drm_mode_rect damage; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| set_plane_src(&mock->old_state, 0, 0, 1024 << 16, 768 << 16); | |
| set_plane_src(&mock->state, 0, 0, 1024 << 16, 768 << 16); | |
| /* Damage clip outside plane src */ | |
| set_damage_clip(&damage, 1360, 1360, 1380, 1380); | |
| set_damage_blob(&damage_blob, &damage, sizeof(damage)); | |
| set_plane_damage(&mock->state, &damage_blob); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 0, "Should have no damage."); | |
| } | |
| static void drm_test_damage_iter_single_damage_fractional_src(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_property_blob damage_blob; | |
| struct drm_mode_rect damage; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| /* Plane src has fractional part. */ | |
| set_plane_src(&mock->old_state, 0x40002, 0x40002, | |
| 0x40002 + (1024 << 16), 0x40002 + (768 << 16)); | |
| set_plane_src(&mock->state, 0x40002, 0x40002, | |
| 0x40002 + (1024 << 16), 0x40002 + (768 << 16)); | |
| set_damage_clip(&damage, 10, 10, 256, 330); | |
| set_damage_blob(&damage_blob, &damage, sizeof(damage)); | |
| set_plane_damage(&mock->state, &damage_blob); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 1, "Should return damage when set."); | |
| check_damage_clip(test, &clip, 10, 10, 256, 330); | |
| } | |
| static void drm_test_damage_iter_single_damage_intersect_fractional_src(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_property_blob damage_blob; | |
| struct drm_mode_rect damage; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| /* Plane src has fractional part. */ | |
| set_plane_src(&mock->old_state, 0x40002, 0x40002, | |
| 0x40002 + (1024 << 16), 0x40002 + (768 << 16)); | |
| set_plane_src(&mock->state, 0x40002, 0x40002, | |
| 0x40002 + (1024 << 16), 0x40002 + (768 << 16)); | |
| /* Damage intersect with plane src. */ | |
| set_damage_clip(&damage, 10, 1, 1360, 330); | |
| set_damage_blob(&damage_blob, &damage, sizeof(damage)); | |
| set_plane_damage(&mock->state, &damage_blob); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 1, | |
| "Should return damage clipped to rounded off src."); | |
| check_damage_clip(test, &clip, 10, 4, 1029, 330); | |
| } | |
| static void drm_test_damage_iter_single_damage_outside_fractional_src(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_property_blob damage_blob; | |
| struct drm_mode_rect damage; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| /* Plane src has fractional part. */ | |
| set_plane_src(&mock->old_state, 0x40002, 0x40002, | |
| 0x40002 + (1024 << 16), 0x40002 + (768 << 16)); | |
| set_plane_src(&mock->state, 0x40002, 0x40002, | |
| 0x40002 + (1024 << 16), 0x40002 + (768 << 16)); | |
| /* Damage clip outside plane src */ | |
| set_damage_clip(&damage, 1360, 1360, 1380, 1380); | |
| set_damage_blob(&damage_blob, &damage, sizeof(damage)); | |
| set_plane_damage(&mock->state, &damage_blob); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 0, "Should have no damage."); | |
| } | |
| static void drm_test_damage_iter_single_damage_src_moved(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_property_blob damage_blob; | |
| struct drm_mode_rect damage; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| /* Plane src moved since old plane state. */ | |
| set_plane_src(&mock->old_state, 0, 0, 1024 << 16, 768 << 16); | |
| set_plane_src(&mock->state, 10 << 16, 10 << 16, | |
| (10 + 1024) << 16, (10 + 768) << 16); | |
| set_damage_clip(&damage, 20, 30, 256, 256); | |
| set_damage_blob(&damage_blob, &damage, sizeof(damage)); | |
| set_plane_damage(&mock->state, &damage_blob); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 1, | |
| "Should return plane src as damage."); | |
| check_damage_clip(test, &clip, 10, 10, 1034, 778); | |
| } | |
| static void drm_test_damage_iter_single_damage_fractional_src_moved(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_property_blob damage_blob; | |
| struct drm_mode_rect damage; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| /* Plane src with fractional part moved since old plane state. */ | |
| set_plane_src(&mock->old_state, 0x3fffe, 0x3fffe, | |
| 0x3fffe + (1024 << 16), 0x3fffe + (768 << 16)); | |
| set_plane_src(&mock->state, 0x40002, 0x40002, | |
| 0x40002 + (1024 << 16), 0x40002 + (768 << 16)); | |
| /* Damage intersect with plane src. */ | |
| set_damage_clip(&damage, 20, 30, 1360, 256); | |
| set_damage_blob(&damage_blob, &damage, sizeof(damage)); | |
| set_plane_damage(&mock->state, &damage_blob); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 1, | |
| "Should return rounded off plane as damage."); | |
| check_damage_clip(test, &clip, 4, 4, 1029, 773); | |
| } | |
| static void drm_test_damage_iter_damage(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_property_blob damage_blob; | |
| struct drm_mode_rect damage[2]; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| set_plane_src(&mock->old_state, 0, 0, 1024 << 16, 768 << 16); | |
| set_plane_src(&mock->state, 0, 0, 1024 << 16, 768 << 16); | |
| /* 2 damage clips. */ | |
| set_damage_clip(&damage[0], 20, 30, 200, 180); | |
| set_damage_clip(&damage[1], 240, 200, 280, 250); | |
| set_damage_blob(&damage_blob, &damage[0], sizeof(damage)); | |
| set_plane_damage(&mock->state, &damage_blob); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) { | |
| if (num_hits == 0) | |
| check_damage_clip(test, &clip, 20, 30, 200, 180); | |
| if (num_hits == 1) | |
| check_damage_clip(test, &clip, 240, 200, 280, 250); | |
| num_hits++; | |
| } | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 2, "Should return damage when set."); | |
| } | |
| static void drm_test_damage_iter_damage_one_intersect(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_property_blob damage_blob; | |
| struct drm_mode_rect damage[2]; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| set_plane_src(&mock->old_state, 0x40002, 0x40002, | |
| 0x40002 + (1024 << 16), 0x40002 + (768 << 16)); | |
| set_plane_src(&mock->state, 0x40002, 0x40002, | |
| 0x40002 + (1024 << 16), 0x40002 + (768 << 16)); | |
| /* 2 damage clips, one intersect plane src. */ | |
| set_damage_clip(&damage[0], 20, 30, 200, 180); | |
| set_damage_clip(&damage[1], 2, 2, 1360, 1360); | |
| set_damage_blob(&damage_blob, &damage[0], sizeof(damage)); | |
| set_plane_damage(&mock->state, &damage_blob); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) { | |
| if (num_hits == 0) | |
| check_damage_clip(test, &clip, 20, 30, 200, 180); | |
| if (num_hits == 1) | |
| check_damage_clip(test, &clip, 4, 4, 1029, 773); | |
| num_hits++; | |
| } | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 2, "Should return damage when set."); | |
| } | |
| static void drm_test_damage_iter_damage_one_outside(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_property_blob damage_blob; | |
| struct drm_mode_rect damage[2]; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| set_plane_src(&mock->old_state, 0, 0, 1024 << 16, 768 << 16); | |
| set_plane_src(&mock->state, 0, 0, 1024 << 16, 768 << 16); | |
| /* 2 damage clips, one outside plane src. */ | |
| set_damage_clip(&damage[0], 1360, 1360, 1380, 1380); | |
| set_damage_clip(&damage[1], 240, 200, 280, 250); | |
| set_damage_blob(&damage_blob, &damage[0], sizeof(damage)); | |
| set_plane_damage(&mock->state, &damage_blob); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 1, "Should return damage when set."); | |
| check_damage_clip(test, &clip, 240, 200, 280, 250); | |
| } | |
| static void drm_test_damage_iter_damage_src_moved(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_property_blob damage_blob; | |
| struct drm_mode_rect damage[2]; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| set_plane_src(&mock->old_state, 0x40002, 0x40002, | |
| 0x40002 + (1024 << 16), 0x40002 + (768 << 16)); | |
| set_plane_src(&mock->state, 0x3fffe, 0x3fffe, | |
| 0x3fffe + (1024 << 16), 0x3fffe + (768 << 16)); | |
| /* 2 damage clips, one outside plane src. */ | |
| set_damage_clip(&damage[0], 1360, 1360, 1380, 1380); | |
| set_damage_clip(&damage[1], 240, 200, 280, 250); | |
| set_damage_blob(&damage_blob, &damage[0], sizeof(damage)); | |
| set_plane_damage(&mock->state, &damage_blob); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 1, | |
| "Should return round off plane src as damage."); | |
| check_damage_clip(test, &clip, 3, 3, 1028, 772); | |
| } | |
| static void drm_test_damage_iter_damage_not_visible(struct kunit *test) | |
| { | |
| struct drm_damage_mock *mock = test->priv; | |
| struct drm_atomic_helper_damage_iter iter; | |
| struct drm_property_blob damage_blob; | |
| struct drm_mode_rect damage[2]; | |
| struct drm_rect clip; | |
| u32 num_hits = 0; | |
| mock->state.visible = false; | |
| set_plane_src(&mock->old_state, 0x40002, 0x40002, | |
| 0x40002 + (1024 << 16), 0x40002 + (768 << 16)); | |
| set_plane_src(&mock->state, 0x3fffe, 0x3fffe, | |
| 0x3fffe + (1024 << 16), 0x3fffe + (768 << 16)); | |
| /* 2 damage clips, one outside plane src. */ | |
| set_damage_clip(&damage[0], 1360, 1360, 1380, 1380); | |
| set_damage_clip(&damage[1], 240, 200, 280, 250); | |
| set_damage_blob(&damage_blob, &damage[0], sizeof(damage)); | |
| set_plane_damage(&mock->state, &damage_blob); | |
| drm_atomic_helper_damage_iter_init(&iter, &mock->old_state, &mock->state); | |
| drm_atomic_for_each_plane_damage(&iter, &clip) | |
| num_hits++; | |
| KUNIT_EXPECT_EQ_MSG(test, num_hits, 0, "Should not return any damage."); | |
| } | |
| static struct kunit_case drm_damage_helper_tests[] = { | |
| KUNIT_CASE(drm_test_damage_iter_no_damage), | |
| KUNIT_CASE(drm_test_damage_iter_no_damage_fractional_src), | |
| KUNIT_CASE(drm_test_damage_iter_no_damage_src_moved), | |
| KUNIT_CASE(drm_test_damage_iter_no_damage_fractional_src_moved), | |
| KUNIT_CASE(drm_test_damage_iter_no_damage_not_visible), | |
| KUNIT_CASE(drm_test_damage_iter_no_damage_no_crtc), | |
| KUNIT_CASE(drm_test_damage_iter_no_damage_no_fb), | |
| KUNIT_CASE(drm_test_damage_iter_simple_damage), | |
| KUNIT_CASE(drm_test_damage_iter_single_damage), | |
| KUNIT_CASE(drm_test_damage_iter_single_damage_intersect_src), | |
| KUNIT_CASE(drm_test_damage_iter_single_damage_outside_src), | |
| KUNIT_CASE(drm_test_damage_iter_single_damage_fractional_src), | |
| KUNIT_CASE(drm_test_damage_iter_single_damage_intersect_fractional_src), | |
| KUNIT_CASE(drm_test_damage_iter_single_damage_outside_fractional_src), | |
| KUNIT_CASE(drm_test_damage_iter_single_damage_src_moved), | |
| KUNIT_CASE(drm_test_damage_iter_single_damage_fractional_src_moved), | |
| KUNIT_CASE(drm_test_damage_iter_damage), | |
| KUNIT_CASE(drm_test_damage_iter_damage_one_intersect), | |
| KUNIT_CASE(drm_test_damage_iter_damage_one_outside), | |
| KUNIT_CASE(drm_test_damage_iter_damage_src_moved), | |
| KUNIT_CASE(drm_test_damage_iter_damage_not_visible), | |
| { } | |
| }; | |
| static struct kunit_suite drm_damage_helper_test_suite = { | |
| .name = "drm_damage_helper", | |
| .init = drm_damage_helper_init, | |
| .test_cases = drm_damage_helper_tests, | |
| }; | |
| kunit_test_suite(drm_damage_helper_test_suite); | |
| MODULE_DESCRIPTION("Test case for drm_damage_helper functions"); | |
| MODULE_LICENSE("GPL"); |