From ef8e29b16ff1f3295c7d2d5f43722a63f75808d7 Mon Sep 17 00:00:00 2001 From: Arthur Grillo Date: Mon, 14 Aug 2023 19:12:00 -0300 Subject: drm/tests: Test default pitch fallback MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Test the default pitch fallback when NULL is passed as the dst_pitch on the conversion procedures. Reviewed-by: Maíra Canal Signed-off-by: Arthur Grillo Signed-off-by: Maíra Canal Link: https://patchwork.freedesktop.org/patch/msgid/20230814-gsoc-drm-format-test-v2-v3-1-bd3e9f9bc2fb@riseup.net --- drivers/gpu/drm/tests/drm_format_helper_test.c | 124 ++++++++++++++++--------- 1 file changed, 80 insertions(+), 44 deletions(-) (limited to 'drivers/gpu/drm/tests') diff --git a/drivers/gpu/drm/tests/drm_format_helper_test.c b/drivers/gpu/drm/tests/drm_format_helper_test.c index 474bb7a1c4ee..c35e77e4979b 100644 --- a/drivers/gpu/drm/tests/drm_format_helper_test.c +++ b/drivers/gpu/drm/tests/drm_format_helper_test.c @@ -16,6 +16,8 @@ #define TEST_BUF_SIZE 50 +#define TEST_USE_DEFAULT_PITCH 0 + struct convert_to_gray8_result { unsigned int dst_pitch; const u8 expected[TEST_BUF_SIZE]; @@ -97,48 +99,48 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { .clip = DRM_RECT_INIT(0, 0, 1, 1), .xrgb8888 = { 0x01FF0000 }, .gray8_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0x4C }, }, .rgb332_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xE0 }, }, .rgb565_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xF800 }, .expected_swab = { 0x00F8 }, }, .xrgb1555_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0x7C00 }, }, .argb1555_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xFC00 }, }, .rgba5551_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xF801 }, }, .rgb888_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0x00, 0x00, 0xFF }, }, .argb8888_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xFFFF0000 }, }, .xrgb2101010_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0x3FF00000 }, }, .argb2101010_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xFFF00000 }, }, .mono_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0b0 }, }, }, @@ -151,48 +153,48 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { 0x00000000, 0x10FF0000, }, .gray8_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0x4C }, }, .rgb332_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xE0 }, }, .rgb565_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xF800 }, .expected_swab = { 0x00F8 }, }, .xrgb1555_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0x7C00 }, }, .argb1555_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xFC00 }, }, .rgba5551_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xF801 }, }, .rgb888_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0x00, 0x00, 0xFF }, }, .argb8888_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xFFFF0000 }, }, .xrgb2101010_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0x3FF00000 }, }, .argb2101010_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xFFF00000 }, }, .mono_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0b0 }, }, }, @@ -212,7 +214,7 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { 0x00000000, 0x77FFFF00, 0x8800FFFF, 0x00000000, }, .gray8_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xFF, 0x00, 0x4C, 0x99, @@ -221,7 +223,7 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { }, }, .rgb332_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xFF, 0x00, 0xE0, 0x1C, @@ -230,7 +232,7 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { }, }, .rgb565_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xFFFF, 0x0000, 0xF800, 0x07E0, @@ -245,7 +247,7 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { }, }, .xrgb1555_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0x7FFF, 0x0000, 0x7C00, 0x03E0, @@ -254,7 +256,7 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { }, }, .argb1555_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xFFFF, 0x8000, 0xFC00, 0x83E0, @@ -263,7 +265,7 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { }, }, .rgba5551_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xFFFF, 0x0001, 0xF801, 0x07C1, @@ -272,7 +274,7 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { }, }, .rgb888_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0x00, 0xFF, 0x00, @@ -281,7 +283,7 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { }, }, .argb8888_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xFFFFFFFF, 0xFF000000, 0xFFFF0000, 0xFF00FF00, @@ -290,7 +292,7 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { }, }, .xrgb2101010_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0x3FFFFFFF, 0x00000000, 0x3FF00000, 0x000FFC00, @@ -299,7 +301,7 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { }, }, .argb2101010_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0xFFFFFFFF, 0xC0000000, 0xFFF00000, 0xC00FFC00, @@ -308,7 +310,7 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { }, }, .mono_result = { - .dst_pitch = 0, + .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0b01, 0b10, @@ -530,7 +532,11 @@ static void drm_test_fb_xrgb8888_to_gray8(struct kunit *test) KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888); iosys_map_set_vaddr(&src, xrgb8888); - drm_fb_xrgb8888_to_gray8(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip); + const unsigned int *dst_pitch = (result->dst_pitch == TEST_USE_DEFAULT_PITCH) ? + NULL : &result->dst_pitch; + + drm_fb_xrgb8888_to_gray8(&dst, dst_pitch, &src, &fb, ¶ms->clip); + KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size); } @@ -560,7 +566,10 @@ static void drm_test_fb_xrgb8888_to_rgb332(struct kunit *test) KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888); iosys_map_set_vaddr(&src, xrgb8888); - drm_fb_xrgb8888_to_rgb332(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip); + const unsigned int *dst_pitch = (result->dst_pitch == TEST_USE_DEFAULT_PITCH) ? + NULL : &result->dst_pitch; + + drm_fb_xrgb8888_to_rgb332(&dst, dst_pitch, &src, &fb, ¶ms->clip); KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size); } @@ -590,7 +599,10 @@ static void drm_test_fb_xrgb8888_to_rgb565(struct kunit *test) KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888); iosys_map_set_vaddr(&src, xrgb8888); - drm_fb_xrgb8888_to_rgb565(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip, false); + const unsigned int *dst_pitch = (result->dst_pitch == TEST_USE_DEFAULT_PITCH) ? + NULL : &result->dst_pitch; + + drm_fb_xrgb8888_to_rgb565(&dst, dst_pitch, &src, &fb, ¶ms->clip, false); buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16)); KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size); @@ -626,7 +638,10 @@ static void drm_test_fb_xrgb8888_to_xrgb1555(struct kunit *test) KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888); iosys_map_set_vaddr(&src, xrgb8888); - drm_fb_xrgb8888_to_xrgb1555(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip); + const unsigned int *dst_pitch = (result->dst_pitch == TEST_USE_DEFAULT_PITCH) ? + NULL : &result->dst_pitch; + + drm_fb_xrgb8888_to_xrgb1555(&dst, dst_pitch, &src, &fb, ¶ms->clip); buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16)); KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size); } @@ -657,7 +672,10 @@ static void drm_test_fb_xrgb8888_to_argb1555(struct kunit *test) KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888); iosys_map_set_vaddr(&src, xrgb8888); - drm_fb_xrgb8888_to_argb1555(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip); + const unsigned int *dst_pitch = (result->dst_pitch == TEST_USE_DEFAULT_PITCH) ? + NULL : &result->dst_pitch; + + drm_fb_xrgb8888_to_argb1555(&dst, dst_pitch, &src, &fb, ¶ms->clip); buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16)); KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size); } @@ -688,7 +706,10 @@ static void drm_test_fb_xrgb8888_to_rgba5551(struct kunit *test) KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888); iosys_map_set_vaddr(&src, xrgb8888); - drm_fb_xrgb8888_to_rgba5551(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip); + const unsigned int *dst_pitch = (result->dst_pitch == TEST_USE_DEFAULT_PITCH) ? + NULL : &result->dst_pitch; + + drm_fb_xrgb8888_to_rgba5551(&dst, dst_pitch, &src, &fb, ¶ms->clip); buf = le16buf_to_cpu(test, (__force const __le16 *)buf, dst_size / sizeof(__le16)); KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size); } @@ -723,7 +744,10 @@ static void drm_test_fb_xrgb8888_to_rgb888(struct kunit *test) * RGB888 expected results are already in little-endian * order, so there's no need to convert the test output. */ - drm_fb_xrgb8888_to_rgb888(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip); + const unsigned int *dst_pitch = (result->dst_pitch == TEST_USE_DEFAULT_PITCH) ? + NULL : &result->dst_pitch; + + drm_fb_xrgb8888_to_rgb888(&dst, dst_pitch, &src, &fb, ¶ms->clip); KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size); } @@ -753,7 +777,10 @@ static void drm_test_fb_xrgb8888_to_argb8888(struct kunit *test) KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888); iosys_map_set_vaddr(&src, xrgb8888); - drm_fb_xrgb8888_to_argb8888(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip); + const unsigned int *dst_pitch = (result->dst_pitch == TEST_USE_DEFAULT_PITCH) ? + NULL : &result->dst_pitch; + + drm_fb_xrgb8888_to_argb8888(&dst, dst_pitch, &src, &fb, ¶ms->clip); buf = le32buf_to_cpu(test, (__force const __le32 *)buf, dst_size / sizeof(u32)); KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size); } @@ -784,7 +811,10 @@ static void drm_test_fb_xrgb8888_to_xrgb2101010(struct kunit *test) KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888); iosys_map_set_vaddr(&src, xrgb8888); - drm_fb_xrgb8888_to_xrgb2101010(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip); + const unsigned int *dst_pitch = (result->dst_pitch == TEST_USE_DEFAULT_PITCH) ? + NULL : &result->dst_pitch; + + drm_fb_xrgb8888_to_xrgb2101010(&dst, dst_pitch, &src, &fb, ¶ms->clip); buf = le32buf_to_cpu(test, buf, dst_size / sizeof(u32)); KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size); } @@ -815,7 +845,10 @@ static void drm_test_fb_xrgb8888_to_argb2101010(struct kunit *test) KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888); iosys_map_set_vaddr(&src, xrgb8888); - drm_fb_xrgb8888_to_argb2101010(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip); + const unsigned int *dst_pitch = (result->dst_pitch == TEST_USE_DEFAULT_PITCH) ? + NULL : &result->dst_pitch; + + drm_fb_xrgb8888_to_argb2101010(&dst, dst_pitch, &src, &fb, ¶ms->clip); buf = le32buf_to_cpu(test, (__force const __le32 *)buf, dst_size / sizeof(u32)); KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size); } @@ -846,7 +879,10 @@ static void drm_test_fb_xrgb8888_to_mono(struct kunit *test) KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888); iosys_map_set_vaddr(&src, xrgb8888); - drm_fb_xrgb8888_to_mono(&dst, &result->dst_pitch, &src, &fb, ¶ms->clip); + const unsigned int *dst_pitch = (result->dst_pitch == TEST_USE_DEFAULT_PITCH) ? + NULL : &result->dst_pitch; + + drm_fb_xrgb8888_to_mono(&dst, dst_pitch, &src, &fb, ¶ms->clip); KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size); } -- cgit v1.2.3 From 97eacd052dad4a3afa2d3d0eca0a065429620565 Mon Sep 17 00:00:00 2001 From: Arthur Grillo Date: Mon, 14 Aug 2023 19:12:01 -0300 Subject: drm/tests: Add KUnit tests for drm_fb_swab() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Insert parameterized test for the drm_fb_swab() to ensure correctness and prevent future regressions. Each expected color has it bytes reversed in order, so xrgb would be bgrx. Signed-off-by: Arthur Grillo Reviewed-by: Maíra Canal Signed-off-by: Maíra Canal Link: https://patchwork.freedesktop.org/patch/msgid/20230814-gsoc-drm-format-test-v2-v3-2-bd3e9f9bc2fb@riseup.net --- drivers/gpu/drm/tests/drm_format_helper_test.c | 66 ++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) (limited to 'drivers/gpu/drm/tests') diff --git a/drivers/gpu/drm/tests/drm_format_helper_test.c b/drivers/gpu/drm/tests/drm_format_helper_test.c index c35e77e4979b..9278d0bbe291 100644 --- a/drivers/gpu/drm/tests/drm_format_helper_test.c +++ b/drivers/gpu/drm/tests/drm_format_helper_test.c @@ -74,6 +74,11 @@ struct convert_to_mono_result { const u8 expected[TEST_BUF_SIZE]; }; +struct fb_swab_result { + unsigned int dst_pitch; + const u32 expected[TEST_BUF_SIZE]; +}; + struct convert_xrgb8888_case { const char *name; unsigned int pitch; @@ -90,6 +95,7 @@ struct convert_xrgb8888_case { struct convert_to_xrgb2101010_result xrgb2101010_result; struct convert_to_argb2101010_result argb2101010_result; struct convert_to_mono_result mono_result; + struct fb_swab_result swab_result; }; static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { @@ -143,6 +149,10 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0b0 }, }, + .swab_result = { + .dst_pitch = TEST_USE_DEFAULT_PITCH, + .expected = { 0x0000FF01 }, + }, }, { .name = "single_pixel_clip_rectangle", @@ -197,6 +207,10 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { .dst_pitch = TEST_USE_DEFAULT_PITCH, .expected = { 0b0 }, }, + .swab_result = { + .dst_pitch = TEST_USE_DEFAULT_PITCH, + .expected = { 0x0000FF10 }, + }, }, { /* Well known colors: White, black, red, green, blue, magenta, @@ -318,6 +332,15 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { 0b11, }, }, + .swab_result = { + .dst_pitch = TEST_USE_DEFAULT_PITCH, + .expected = { + 0xFFFFFF11, 0x00000022, + 0x0000FF33, 0x00FF0044, + 0xFF000055, 0xFF00FF66, + 0x00FFFF77, 0xFFFF0088, + }, + }, }, { /* Randomly picked colors. Full buffer within the clip area. */ @@ -425,6 +448,14 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { 0b010, 0b000, }, }, + .swab_result = { + .dst_pitch = 20, + .expected = { + 0x9C440EA1, 0x054D11B1, 0x03F3A8C1, 0x00000000, 0x00000000, + 0x73F06CD1, 0x9C440EA2, 0x054D11B2, 0x00000000, 0x00000000, + 0x0303A8C2, 0x73F06CD2, 0x9C440EA3, 0x00000000, 0x00000000, + }, + }, }, }; @@ -886,6 +917,40 @@ static void drm_test_fb_xrgb8888_to_mono(struct kunit *test) KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size); } +static void drm_test_fb_swab(struct kunit *test) +{ + const struct convert_xrgb8888_case *params = test->param_value; + const struct fb_swab_result *result = ¶ms->swab_result; + size_t dst_size; + u32 *buf = NULL; + __le32 *xrgb8888 = NULL; + struct iosys_map dst, src; + + struct drm_framebuffer fb = { + .format = drm_format_info(DRM_FORMAT_XRGB8888), + .pitches = { params->pitch, 0, 0 }, + }; + + dst_size = conversion_buf_size(DRM_FORMAT_XRGB8888, result->dst_pitch, ¶ms->clip); + + KUNIT_ASSERT_GT(test, dst_size, 0); + + buf = kunit_kzalloc(test, dst_size, GFP_KERNEL); + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf); + iosys_map_set_vaddr(&dst, buf); + + xrgb8888 = cpubuf_to_le32(test, params->xrgb8888, TEST_BUF_SIZE); + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, xrgb8888); + iosys_map_set_vaddr(&src, xrgb8888); + + const unsigned int *dst_pitch = (result->dst_pitch == TEST_USE_DEFAULT_PITCH) ? + NULL : &result->dst_pitch; + + drm_fb_swab(&dst, dst_pitch, &src, &fb, ¶ms->clip, false); + buf = le32buf_to_cpu(test, (__force const __le32 *)buf, dst_size / sizeof(u32)); + KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size); +} + static struct kunit_case drm_format_helper_test_cases[] = { KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_gray8, convert_xrgb8888_gen_params), KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_rgb332, convert_xrgb8888_gen_params), @@ -898,6 +963,7 @@ static struct kunit_case drm_format_helper_test_cases[] = { KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_xrgb2101010, convert_xrgb8888_gen_params), KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_argb2101010, convert_xrgb8888_gen_params), KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_mono, convert_xrgb8888_gen_params), + KUNIT_CASE_PARAM(drm_test_fb_swab, convert_xrgb8888_gen_params), {} }; -- cgit v1.2.3 From c6099d7ed3db22ff5de791090e2f6fa6372a20da Mon Sep 17 00:00:00 2001 From: Arthur Grillo Date: Mon, 14 Aug 2023 19:12:02 -0300 Subject: drm/tests: Add KUnit tests for drm_fb_clip_offset() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Insert parameterized test for the drm_fb_clip_offset() to ensure correctness and prevent future regressions. Signed-off-by: Arthur Grillo Reviewed-by: Maíra Canal Signed-off-by: Maíra Canal Link: https://patchwork.freedesktop.org/patch/msgid/20230814-gsoc-drm-format-test-v2-v3-3-bd3e9f9bc2fb@riseup.net --- drivers/gpu/drm/tests/drm_format_helper_test.c | 91 ++++++++++++++++++++++++++ 1 file changed, 91 insertions(+) (limited to 'drivers/gpu/drm/tests') diff --git a/drivers/gpu/drm/tests/drm_format_helper_test.c b/drivers/gpu/drm/tests/drm_format_helper_test.c index 9278d0bbe291..c23ba499a0a4 100644 --- a/drivers/gpu/drm/tests/drm_format_helper_test.c +++ b/drivers/gpu/drm/tests/drm_format_helper_test.c @@ -951,6 +951,96 @@ static void drm_test_fb_swab(struct kunit *test) KUNIT_EXPECT_MEMEQ(test, buf, result->expected, dst_size); } +struct clip_offset_case { + const char *name; + unsigned int pitch; + u32 format; + struct drm_rect clip; + unsigned int expected_offset; +}; + +static struct clip_offset_case clip_offset_cases[] = { + { + .name = "pass through", + .pitch = TEST_USE_DEFAULT_PITCH, + .format = DRM_FORMAT_XRGB8888, + .clip = DRM_RECT_INIT(0, 0, 3, 3), + .expected_offset = 0 + }, + { + .name = "horizontal offset", + .pitch = TEST_USE_DEFAULT_PITCH, + .format = DRM_FORMAT_XRGB8888, + .clip = DRM_RECT_INIT(1, 0, 3, 3), + .expected_offset = 4, + }, + { + .name = "vertical offset", + .pitch = TEST_USE_DEFAULT_PITCH, + .format = DRM_FORMAT_XRGB8888, + .clip = DRM_RECT_INIT(0, 1, 3, 3), + .expected_offset = 12, + }, + { + .name = "horizontal and vertical offset", + .pitch = TEST_USE_DEFAULT_PITCH, + .format = DRM_FORMAT_XRGB8888, + .clip = DRM_RECT_INIT(1, 1, 3, 3), + .expected_offset = 16, + }, + { + .name = "horizontal offset (custom pitch)", + .pitch = 20, + .format = DRM_FORMAT_XRGB8888, + .clip = DRM_RECT_INIT(1, 0, 3, 3), + .expected_offset = 4, + }, + { + .name = "vertical offset (custom pitch)", + .pitch = 20, + .format = DRM_FORMAT_XRGB8888, + .clip = DRM_RECT_INIT(0, 1, 3, 3), + .expected_offset = 20, + }, + { + .name = "horizontal and vertical offset (custom pitch)", + .pitch = 20, + .format = DRM_FORMAT_XRGB8888, + .clip = DRM_RECT_INIT(1, 1, 3, 3), + .expected_offset = 24, + }, +}; + +static void clip_offset_case_desc(struct clip_offset_case *t, char *desc) +{ + strscpy(desc, t->name, KUNIT_PARAM_DESC_SIZE); +} + +KUNIT_ARRAY_PARAM(clip_offset, clip_offset_cases, clip_offset_case_desc); + +static void drm_test_fb_clip_offset(struct kunit *test) +{ + const struct clip_offset_case *params = test->param_value; + const struct drm_format_info *format_info = drm_format_info(params->format); + + unsigned int offset; + unsigned int pitch = params->pitch; + + if (pitch == TEST_USE_DEFAULT_PITCH) + pitch = drm_format_info_min_pitch(format_info, 0, + drm_rect_width(¶ms->clip)); + + /* + * Assure that the pitch is not zero, because this will inevitable cause the + * wrong expected result + */ + KUNIT_ASSERT_NE(test, pitch, 0); + + offset = drm_fb_clip_offset(pitch, format_info, ¶ms->clip); + + KUNIT_EXPECT_EQ(test, offset, params->expected_offset); +} + static struct kunit_case drm_format_helper_test_cases[] = { KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_gray8, convert_xrgb8888_gen_params), KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_rgb332, convert_xrgb8888_gen_params), @@ -964,6 +1054,7 @@ static struct kunit_case drm_format_helper_test_cases[] = { KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_argb2101010, convert_xrgb8888_gen_params), KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_mono, convert_xrgb8888_gen_params), KUNIT_CASE_PARAM(drm_test_fb_swab, convert_xrgb8888_gen_params), + KUNIT_CASE_PARAM(drm_test_fb_clip_offset, clip_offset_gen_params), {} }; -- cgit v1.2.3 From 371e0b186a13558228f07a5cfdaa516e0dd875ce Mon Sep 17 00:00:00 2001 From: Arthur Grillo Date: Mon, 14 Aug 2023 19:12:03 -0300 Subject: drm/tests: Add KUnit tests for drm_fb_build_fourcc_list() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Insert parameterized test for the drm_fb_build_fourcc_list() to ensure correctness and prevent future regressions. Signed-off-by: Arthur Grillo Signed-off-by: Maíra Canal Link: https://patchwork.freedesktop.org/patch/msgid/20230814-gsoc-drm-format-test-v2-v3-4-bd3e9f9bc2fb@riseup.net --- drivers/gpu/drm/tests/drm_format_helper_test.c | 144 +++++++++++++++++++++++++ 1 file changed, 144 insertions(+) (limited to 'drivers/gpu/drm/tests') diff --git a/drivers/gpu/drm/tests/drm_format_helper_test.c b/drivers/gpu/drm/tests/drm_format_helper_test.c index c23ba499a0a4..6ede607c9bd2 100644 --- a/drivers/gpu/drm/tests/drm_format_helper_test.c +++ b/drivers/gpu/drm/tests/drm_format_helper_test.c @@ -3,11 +3,13 @@ #include #include +#include #include #include #include #include #include +#include #include #include #include @@ -1041,6 +1043,147 @@ static void drm_test_fb_clip_offset(struct kunit *test) KUNIT_EXPECT_EQ(test, offset, params->expected_offset); } +struct fb_build_fourcc_list_case { + const char *name; + u32 native_fourccs[TEST_BUF_SIZE]; + size_t native_fourccs_size; + u32 expected[TEST_BUF_SIZE]; + size_t expected_fourccs_size; +}; + +static struct fb_build_fourcc_list_case fb_build_fourcc_list_cases[] = { + { + .name = "no native formats", + .native_fourccs = { }, + .native_fourccs_size = 0, + .expected = { DRM_FORMAT_XRGB8888 }, + .expected_fourccs_size = 1, + }, + { + .name = "XRGB8888 as native format", + .native_fourccs = { DRM_FORMAT_XRGB8888 }, + .native_fourccs_size = 1, + .expected = { DRM_FORMAT_XRGB8888 }, + .expected_fourccs_size = 1, + }, + { + .name = "remove duplicates", + .native_fourccs = { + DRM_FORMAT_XRGB8888, + DRM_FORMAT_XRGB8888, + DRM_FORMAT_RGB888, + DRM_FORMAT_RGB888, + DRM_FORMAT_RGB888, + DRM_FORMAT_XRGB8888, + DRM_FORMAT_RGB888, + DRM_FORMAT_RGB565, + DRM_FORMAT_RGB888, + DRM_FORMAT_XRGB8888, + DRM_FORMAT_RGB565, + DRM_FORMAT_RGB565, + DRM_FORMAT_XRGB8888, + }, + .native_fourccs_size = 11, + .expected = { + DRM_FORMAT_XRGB8888, + DRM_FORMAT_RGB888, + DRM_FORMAT_RGB565, + }, + .expected_fourccs_size = 3, + }, + { + .name = "convert alpha formats", + .native_fourccs = { + DRM_FORMAT_ARGB1555, + DRM_FORMAT_ABGR1555, + DRM_FORMAT_RGBA5551, + DRM_FORMAT_BGRA5551, + DRM_FORMAT_ARGB8888, + DRM_FORMAT_ABGR8888, + DRM_FORMAT_RGBA8888, + DRM_FORMAT_BGRA8888, + DRM_FORMAT_ARGB2101010, + DRM_FORMAT_ABGR2101010, + DRM_FORMAT_RGBA1010102, + DRM_FORMAT_BGRA1010102, + }, + .native_fourccs_size = 12, + .expected = { + DRM_FORMAT_XRGB1555, + DRM_FORMAT_XBGR1555, + DRM_FORMAT_RGBX5551, + DRM_FORMAT_BGRX5551, + DRM_FORMAT_XRGB8888, + DRM_FORMAT_XBGR8888, + DRM_FORMAT_RGBX8888, + DRM_FORMAT_BGRX8888, + DRM_FORMAT_XRGB2101010, + DRM_FORMAT_XBGR2101010, + DRM_FORMAT_RGBX1010102, + DRM_FORMAT_BGRX1010102, + }, + .expected_fourccs_size = 12, + }, + { + .name = "random formats", + .native_fourccs = { + DRM_FORMAT_Y212, + DRM_FORMAT_ARGB1555, + DRM_FORMAT_ABGR16161616F, + DRM_FORMAT_C8, + DRM_FORMAT_BGR888, + DRM_FORMAT_XRGB1555, + DRM_FORMAT_RGBA5551, + DRM_FORMAT_BGR565_A8, + DRM_FORMAT_R10, + DRM_FORMAT_XYUV8888, + }, + .native_fourccs_size = 10, + .expected = { + DRM_FORMAT_Y212, + DRM_FORMAT_XRGB1555, + DRM_FORMAT_ABGR16161616F, + DRM_FORMAT_C8, + DRM_FORMAT_BGR888, + DRM_FORMAT_RGBX5551, + DRM_FORMAT_BGR565_A8, + DRM_FORMAT_R10, + DRM_FORMAT_XYUV8888, + DRM_FORMAT_XRGB8888, + }, + .expected_fourccs_size = 10, + }, +}; + +static void fb_build_fourcc_list_case_desc(struct fb_build_fourcc_list_case *t, char *desc) +{ + strscpy(desc, t->name, KUNIT_PARAM_DESC_SIZE); +} + +KUNIT_ARRAY_PARAM(fb_build_fourcc_list, fb_build_fourcc_list_cases, fb_build_fourcc_list_case_desc); + +static void drm_test_fb_build_fourcc_list(struct kunit *test) +{ + const struct fb_build_fourcc_list_case *params = test->param_value; + u32 fourccs_out[TEST_BUF_SIZE]; + size_t nfourccs_out; + struct drm_device *drm; + struct device *dev; + + dev = drm_kunit_helper_alloc_device(test); + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, dev); + + drm = __drm_kunit_helper_alloc_drm_device(test, dev, sizeof(*drm), 0, DRIVER_MODESET); + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, drm); + + nfourccs_out = drm_fb_build_fourcc_list(drm, params->native_fourccs, + params->native_fourccs_size, + fourccs_out, TEST_BUF_SIZE); + + KUNIT_EXPECT_EQ(test, nfourccs_out, params->expected_fourccs_size); + KUNIT_EXPECT_MEMEQ(test, fourccs_out, params->expected, TEST_BUF_SIZE); +} + static struct kunit_case drm_format_helper_test_cases[] = { KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_gray8, convert_xrgb8888_gen_params), KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_rgb332, convert_xrgb8888_gen_params), @@ -1055,6 +1198,7 @@ static struct kunit_case drm_format_helper_test_cases[] = { KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_mono, convert_xrgb8888_gen_params), KUNIT_CASE_PARAM(drm_test_fb_swab, convert_xrgb8888_gen_params), KUNIT_CASE_PARAM(drm_test_fb_clip_offset, clip_offset_gen_params), + KUNIT_CASE_PARAM(drm_test_fb_build_fourcc_list, fb_build_fourcc_list_gen_params), {} }; -- cgit v1.2.3 From af4fd86a5c2152131852eaf7f5d1598d9483c3d1 Mon Sep 17 00:00:00 2001 From: Arthur Grillo Date: Mon, 14 Aug 2023 19:12:04 -0300 Subject: drm/tests: Add multi-plane support to conversion_buf_size() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The drm_fb_memcpy() supports multi-plane formats. To fully test it in the future, add multi-plane support to the conversion_buf_size() helper. Signed-off-by: Arthur Grillo Reviewed-by: Maíra Canal Signed-off-by: Maíra Canal Link: https://patchwork.freedesktop.org/patch/msgid/20230814-gsoc-drm-format-test-v2-v3-5-bd3e9f9bc2fb@riseup.net --- drivers/gpu/drm/tests/drm_format_helper_test.c | 28 +++++++++++++------------- 1 file changed, 14 insertions(+), 14 deletions(-) (limited to 'drivers/gpu/drm/tests') diff --git a/drivers/gpu/drm/tests/drm_format_helper_test.c b/drivers/gpu/drm/tests/drm_format_helper_test.c index 6ede607c9bd2..afe433aa80a2 100644 --- a/drivers/gpu/drm/tests/drm_format_helper_test.c +++ b/drivers/gpu/drm/tests/drm_format_helper_test.c @@ -472,7 +472,7 @@ static struct convert_xrgb8888_case convert_xrgb8888_cases[] = { * The size of the destination buffer or negative value on error. */ static size_t conversion_buf_size(u32 dst_format, unsigned int dst_pitch, - const struct drm_rect *clip) + const struct drm_rect *clip, int plane) { const struct drm_format_info *dst_fi = drm_format_info(dst_format); @@ -480,7 +480,7 @@ static size_t conversion_buf_size(u32 dst_format, unsigned int dst_pitch, return -EINVAL; if (!dst_pitch) - dst_pitch = drm_format_info_min_pitch(dst_fi, 0, drm_rect_width(clip)); + dst_pitch = drm_format_info_min_pitch(dst_fi, plane, drm_rect_width(clip)); return dst_pitch * drm_rect_height(clip); } @@ -554,7 +554,7 @@ static void drm_test_fb_xrgb8888_to_gray8(struct kunit *test) }; dst_size = conversion_buf_size(DRM_FORMAT_R8, result->dst_pitch, - ¶ms->clip); + ¶ms->clip, 0); KUNIT_ASSERT_GT(test, dst_size, 0); buf = kunit_kzalloc(test, dst_size, GFP_KERNEL); @@ -588,7 +588,7 @@ static void drm_test_fb_xrgb8888_to_rgb332(struct kunit *test) }; dst_size = conversion_buf_size(DRM_FORMAT_RGB332, result->dst_pitch, - ¶ms->clip); + ¶ms->clip, 0); KUNIT_ASSERT_GT(test, dst_size, 0); buf = kunit_kzalloc(test, dst_size, GFP_KERNEL); @@ -621,7 +621,7 @@ static void drm_test_fb_xrgb8888_to_rgb565(struct kunit *test) }; dst_size = conversion_buf_size(DRM_FORMAT_RGB565, result->dst_pitch, - ¶ms->clip); + ¶ms->clip, 0); KUNIT_ASSERT_GT(test, dst_size, 0); buf = kunit_kzalloc(test, dst_size, GFP_KERNEL); @@ -660,7 +660,7 @@ static void drm_test_fb_xrgb8888_to_xrgb1555(struct kunit *test) }; dst_size = conversion_buf_size(DRM_FORMAT_XRGB1555, result->dst_pitch, - ¶ms->clip); + ¶ms->clip, 0); KUNIT_ASSERT_GT(test, dst_size, 0); buf = kunit_kzalloc(test, dst_size, GFP_KERNEL); @@ -694,7 +694,7 @@ static void drm_test_fb_xrgb8888_to_argb1555(struct kunit *test) }; dst_size = conversion_buf_size(DRM_FORMAT_ARGB1555, result->dst_pitch, - ¶ms->clip); + ¶ms->clip, 0); KUNIT_ASSERT_GT(test, dst_size, 0); buf = kunit_kzalloc(test, dst_size, GFP_KERNEL); @@ -728,7 +728,7 @@ static void drm_test_fb_xrgb8888_to_rgba5551(struct kunit *test) }; dst_size = conversion_buf_size(DRM_FORMAT_RGBA5551, result->dst_pitch, - ¶ms->clip); + ¶ms->clip, 0); KUNIT_ASSERT_GT(test, dst_size, 0); buf = kunit_kzalloc(test, dst_size, GFP_KERNEL); @@ -762,7 +762,7 @@ static void drm_test_fb_xrgb8888_to_rgb888(struct kunit *test) }; dst_size = conversion_buf_size(DRM_FORMAT_RGB888, result->dst_pitch, - ¶ms->clip); + ¶ms->clip, 0); KUNIT_ASSERT_GT(test, dst_size, 0); buf = kunit_kzalloc(test, dst_size, GFP_KERNEL); @@ -799,7 +799,7 @@ static void drm_test_fb_xrgb8888_to_argb8888(struct kunit *test) }; dst_size = conversion_buf_size(DRM_FORMAT_ARGB8888, - result->dst_pitch, ¶ms->clip); + result->dst_pitch, ¶ms->clip, 0); KUNIT_ASSERT_GT(test, dst_size, 0); buf = kunit_kzalloc(test, dst_size, GFP_KERNEL); @@ -833,7 +833,7 @@ static void drm_test_fb_xrgb8888_to_xrgb2101010(struct kunit *test) }; dst_size = conversion_buf_size(DRM_FORMAT_XRGB2101010, - result->dst_pitch, ¶ms->clip); + result->dst_pitch, ¶ms->clip, 0); KUNIT_ASSERT_GT(test, dst_size, 0); buf = kunit_kzalloc(test, dst_size, GFP_KERNEL); @@ -867,7 +867,7 @@ static void drm_test_fb_xrgb8888_to_argb2101010(struct kunit *test) }; dst_size = conversion_buf_size(DRM_FORMAT_ARGB2101010, - result->dst_pitch, ¶ms->clip); + result->dst_pitch, ¶ms->clip, 0); KUNIT_ASSERT_GT(test, dst_size, 0); buf = kunit_kzalloc(test, dst_size, GFP_KERNEL); @@ -900,7 +900,7 @@ static void drm_test_fb_xrgb8888_to_mono(struct kunit *test) .pitches = { params->pitch, 0, 0 }, }; - dst_size = conversion_buf_size(DRM_FORMAT_C1, result->dst_pitch, ¶ms->clip); + dst_size = conversion_buf_size(DRM_FORMAT_C1, result->dst_pitch, ¶ms->clip, 0); KUNIT_ASSERT_GT(test, dst_size, 0); @@ -933,7 +933,7 @@ static void drm_test_fb_swab(struct kunit *test) .pitches = { params->pitch, 0, 0 }, }; - dst_size = conversion_buf_size(DRM_FORMAT_XRGB8888, result->dst_pitch, ¶ms->clip); + dst_size = conversion_buf_size(DRM_FORMAT_XRGB8888, result->dst_pitch, ¶ms->clip, 0); KUNIT_ASSERT_GT(test, dst_size, 0); -- cgit v1.2.3 From bb7f98db31b3d4aac30d8b5d1a8f81f738664add Mon Sep 17 00:00:00 2001 From: Arthur Grillo Date: Mon, 14 Aug 2023 19:12:05 -0300 Subject: drm/tests: Add KUnit tests for drm_fb_memcpy() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Insert parameterized test for the drm_fb_memcpy() to ensure correctness and prevent future regressions. The test case can accept different formats. Signed-off-by: Arthur Grillo Signed-off-by: Maíra Canal Link: https://patchwork.freedesktop.org/patch/msgid/20230814-gsoc-drm-format-test-v2-v3-6-bd3e9f9bc2fb@riseup.net --- drivers/gpu/drm/tests/drm_format_helper_test.c | 362 +++++++++++++++++++++++++ 1 file changed, 362 insertions(+) (limited to 'drivers/gpu/drm/tests') diff --git a/drivers/gpu/drm/tests/drm_format_helper_test.c b/drivers/gpu/drm/tests/drm_format_helper_test.c index afe433aa80a2..79bc9d4bbd71 100644 --- a/drivers/gpu/drm/tests/drm_format_helper_test.c +++ b/drivers/gpu/drm/tests/drm_format_helper_test.c @@ -1184,6 +1184,367 @@ static void drm_test_fb_build_fourcc_list(struct kunit *test) KUNIT_EXPECT_MEMEQ(test, fourccs_out, params->expected, TEST_BUF_SIZE); } +struct fb_memcpy_case { + const char *name; + u32 format; + struct drm_rect clip; + unsigned int src_pitches[DRM_FORMAT_MAX_PLANES]; + const u32 src[DRM_FORMAT_MAX_PLANES][TEST_BUF_SIZE]; + unsigned int dst_pitches[DRM_FORMAT_MAX_PLANES]; + const u32 expected[DRM_FORMAT_MAX_PLANES][TEST_BUF_SIZE]; +}; + +/* The `src` and `expected` buffers are u32 arrays. To deal with planes that + * have a cpp != 4 the values are stored together on the same u32 number in a + * way so the order in memory is correct in a little-endian machine. + * + * Because of that, on some occasions, parts of a u32 will not be part of the + * test, to make this explicit the 0xFF byte is used on those parts. + */ + +static struct fb_memcpy_case fb_memcpy_cases[] = { + { + .name = "single_pixel_source_buffer", + .format = DRM_FORMAT_XRGB8888, + .clip = DRM_RECT_INIT(0, 0, 1, 1), + .src_pitches = { 1 * 4 }, + .src = {{ 0x01020304 }}, + .dst_pitches = { TEST_USE_DEFAULT_PITCH }, + .expected = {{ 0x01020304 }}, + }, + { + .name = "single_pixel_source_buffer", + .format = DRM_FORMAT_XRGB8888_A8, + .clip = DRM_RECT_INIT(0, 0, 1, 1), + .src_pitches = { 1 * 4, 1 }, + .src = { + { 0x01020304 }, + { 0xFFFFFF01 }, + }, + .dst_pitches = { TEST_USE_DEFAULT_PITCH }, + .expected = { + { 0x01020304 }, + { 0x00000001 }, + }, + }, + { + .name = "single_pixel_source_buffer", + .format = DRM_FORMAT_YUV444, + .clip = DRM_RECT_INIT(0, 0, 1, 1), + .src_pitches = { 1, 1, 1 }, + .src = { + { 0xFFFFFF01 }, + { 0xFFFFFF01 }, + { 0xFFFFFF01 }, + }, + .dst_pitches = { TEST_USE_DEFAULT_PITCH }, + .expected = { + { 0x00000001 }, + { 0x00000001 }, + { 0x00000001 }, + }, + }, + { + .name = "single_pixel_clip_rectangle", + .format = DRM_FORMAT_XBGR8888, + .clip = DRM_RECT_INIT(1, 1, 1, 1), + .src_pitches = { 2 * 4 }, + .src = { + { + 0x00000000, 0x00000000, + 0x00000000, 0x01020304, + }, + }, + .dst_pitches = { TEST_USE_DEFAULT_PITCH }, + .expected = { + { 0x01020304 }, + }, + }, + { + .name = "single_pixel_clip_rectangle", + .format = DRM_FORMAT_XRGB8888_A8, + .clip = DRM_RECT_INIT(1, 1, 1, 1), + .src_pitches = { 2 * 4, 2 * 1 }, + .src = { + { + 0x00000000, 0x00000000, + 0x00000000, 0x01020304, + }, + { 0x01000000 }, + }, + .dst_pitches = { TEST_USE_DEFAULT_PITCH }, + .expected = { + { 0x01020304 }, + { 0x00000001 }, + }, + }, + { + .name = "single_pixel_clip_rectangle", + .format = DRM_FORMAT_YUV444, + .clip = DRM_RECT_INIT(1, 1, 1, 1), + .src_pitches = { 2 * 1, 2 * 1, 2 * 1 }, + .src = { + { 0x01000000 }, + { 0x01000000 }, + { 0x01000000 }, + }, + .dst_pitches = { TEST_USE_DEFAULT_PITCH }, + .expected = { + { 0x00000001 }, + { 0x00000001 }, + { 0x00000001 }, + }, + }, + { + .name = "well_known_colors", + .format = DRM_FORMAT_XBGR8888, + .clip = DRM_RECT_INIT(1, 1, 2, 4), + .src_pitches = { 4 * 4 }, + .src = { + { + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x11FFFFFF, 0x22000000, 0x00000000, + 0x00000000, 0x33FF0000, 0x4400FF00, 0x00000000, + 0x00000000, 0x550000FF, 0x66FF00FF, 0x00000000, + 0x00000000, 0x77FFFF00, 0x8800FFFF, 0x00000000, + }, + }, + .dst_pitches = { TEST_USE_DEFAULT_PITCH }, + .expected = { + { + 0x11FFFFFF, 0x22000000, + 0x33FF0000, 0x4400FF00, + 0x550000FF, 0x66FF00FF, + 0x77FFFF00, 0x8800FFFF, + }, + }, + }, + { + .name = "well_known_colors", + .format = DRM_FORMAT_XRGB8888_A8, + .clip = DRM_RECT_INIT(1, 1, 2, 4), + .src_pitches = { 4 * 4, 4 * 1 }, + .src = { + { + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0xFFFFFFFF, 0xFF000000, 0x00000000, + 0x00000000, 0xFFFF0000, 0xFF00FF00, 0x00000000, + 0x00000000, 0xFF0000FF, 0xFFFF00FF, 0x00000000, + 0x00000000, 0xFFFFFF00, 0xFF00FFFF, 0x00000000, + }, + { + 0x00000000, + 0x00221100, + 0x00443300, + 0x00665500, + 0x00887700, + }, + }, + .dst_pitches = { TEST_USE_DEFAULT_PITCH }, + .expected = { + { + 0xFFFFFFFF, 0xFF000000, + 0xFFFF0000, 0xFF00FF00, + 0xFF0000FF, 0xFFFF00FF, + 0xFFFFFF00, 0xFF00FFFF, + }, + { + 0x44332211, + 0x88776655, + }, + }, + }, + { + .name = "well_known_colors", + .format = DRM_FORMAT_YUV444, + .clip = DRM_RECT_INIT(1, 1, 2, 4), + .src_pitches = { 4 * 1, 4 * 1, 4 * 1 }, + .src = { + { + 0x00000000, + 0x0000FF00, + 0x00954C00, + 0x00691D00, + 0x00B2E100, + }, + { + 0x00000000, + 0x00000000, + 0x00BEDE00, + 0x00436500, + 0x00229B00, + }, + { + 0x00000000, + 0x00000000, + 0x007E9C00, + 0x0083E700, + 0x00641A00, + }, + }, + .dst_pitches = { TEST_USE_DEFAULT_PITCH }, + .expected = { + { + 0x954C00FF, + 0xB2E1691D, + }, + { + 0xBEDE0000, + 0x229B4365, + }, + { + 0x7E9C0000, + 0x641A83E7, + }, + }, + }, + { + .name = "destination_pitch", + .format = DRM_FORMAT_XBGR8888, + .clip = DRM_RECT_INIT(0, 0, 3, 3), + .src_pitches = { 3 * 4 }, + .src = { + { + 0xA10E449C, 0xB1114D05, 0xC1A8F303, + 0xD16CF073, 0xA20E449C, 0xB2114D05, + 0xC2A80303, 0xD26CF073, 0xA30E449C, + }, + }, + .dst_pitches = { 5 * 4 }, + .expected = { + { + 0xA10E449C, 0xB1114D05, 0xC1A8F303, 0x00000000, 0x00000000, + 0xD16CF073, 0xA20E449C, 0xB2114D05, 0x00000000, 0x00000000, + 0xC2A80303, 0xD26CF073, 0xA30E449C, 0x00000000, 0x00000000, + }, + }, + }, + { + .name = "destination_pitch", + .format = DRM_FORMAT_XRGB8888_A8, + .clip = DRM_RECT_INIT(0, 0, 3, 3), + .src_pitches = { 3 * 4, 3 * 1 }, + .src = { + { + 0xFF0E449C, 0xFF114D05, 0xFFA8F303, + 0xFF6CF073, 0xFF0E449C, 0xFF114D05, + 0xFFA80303, 0xFF6CF073, 0xFF0E449C, + }, + { + 0xB2C1B1A1, + 0xD2A3D1A2, + 0xFFFFFFC2, + }, + }, + .dst_pitches = { 5 * 4, 5 * 1 }, + .expected = { + { + 0xFF0E449C, 0xFF114D05, 0xFFA8F303, 0x00000000, 0x00000000, + 0xFF6CF073, 0xFF0E449C, 0xFF114D05, 0x00000000, 0x00000000, + 0xFFA80303, 0xFF6CF073, 0xFF0E449C, 0x00000000, 0x00000000, + }, + { + 0x00C1B1A1, + 0xD1A2B200, + 0xD2A30000, + 0xFF0000C2, + }, + }, + }, + { + .name = "destination_pitch", + .format = DRM_FORMAT_YUV444, + .clip = DRM_RECT_INIT(0, 0, 3, 3), + .src_pitches = { 3 * 1, 3 * 1, 3 * 1 }, + .src = { + { + 0xBAC1323D, + 0xBA34323D, + 0xFFFFFF3D, + }, + { + 0xE1ABEC2A, + 0xE1EAEC2A, + 0xFFFFFF2A, + }, + { + 0xBCEBE4D7, + 0xBC65E4D7, + 0xFFFFFFD7, + }, + }, + .dst_pitches = { 5 * 1, 5 * 1, 5 * 1 }, + .expected = { + { + 0x00C1323D, + 0x323DBA00, + 0xBA340000, + 0xFF00003D, + }, + { + 0x00ABEC2A, + 0xEC2AE100, + 0xE1EA0000, + 0xFF00002A, + }, + { + 0x00EBE4D7, + 0xE4D7BC00, + 0xBC650000, + 0xFF0000D7, + }, + }, + }, +}; + +static void fb_memcpy_case_desc(struct fb_memcpy_case *t, char *desc) +{ + snprintf(desc, KUNIT_PARAM_DESC_SIZE, "%s: %p4cc", t->name, &t->format); +} + +KUNIT_ARRAY_PARAM(fb_memcpy, fb_memcpy_cases, fb_memcpy_case_desc); + +static void drm_test_fb_memcpy(struct kunit *test) +{ + const struct fb_memcpy_case *params = test->param_value; + size_t dst_size[DRM_FORMAT_MAX_PLANES] = { 0 }; + u32 *buf[DRM_FORMAT_MAX_PLANES] = { 0 }; + __le32 *src_cp[DRM_FORMAT_MAX_PLANES] = { 0 }; + __le32 *expected[DRM_FORMAT_MAX_PLANES] = { 0 }; + struct iosys_map dst[DRM_FORMAT_MAX_PLANES]; + struct iosys_map src[DRM_FORMAT_MAX_PLANES]; + + struct drm_framebuffer fb = { + .format = drm_format_info(params->format), + }; + + memcpy(fb.pitches, params->src_pitches, DRM_FORMAT_MAX_PLANES * sizeof(int)); + + for (size_t i = 0; i < fb.format->num_planes; i++) { + dst_size[i] = conversion_buf_size(params->format, params->dst_pitches[i], + ¶ms->clip, i); + KUNIT_ASSERT_GT(test, dst_size[i], 0); + + buf[i] = kunit_kzalloc(test, dst_size[i], GFP_KERNEL); + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, buf[i]); + iosys_map_set_vaddr(&dst[i], buf[i]); + + src_cp[i] = cpubuf_to_le32(test, params->src[i], TEST_BUF_SIZE); + iosys_map_set_vaddr(&src[i], src_cp[i]); + } + + const unsigned int *dst_pitches = params->dst_pitches[0] == TEST_USE_DEFAULT_PITCH ? NULL : + params->dst_pitches; + + drm_fb_memcpy(dst, dst_pitches, src, &fb, ¶ms->clip); + + for (size_t i = 0; i < fb.format->num_planes; i++) { + expected[i] = cpubuf_to_le32(test, params->expected[i], TEST_BUF_SIZE); + KUNIT_EXPECT_MEMEQ_MSG(test, buf[i], expected[i], dst_size[i], + "Failed expectation on plane %zu", i); + } +} + static struct kunit_case drm_format_helper_test_cases[] = { KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_gray8, convert_xrgb8888_gen_params), KUNIT_CASE_PARAM(drm_test_fb_xrgb8888_to_rgb332, convert_xrgb8888_gen_params), @@ -1199,6 +1560,7 @@ static struct kunit_case drm_format_helper_test_cases[] = { KUNIT_CASE_PARAM(drm_test_fb_swab, convert_xrgb8888_gen_params), KUNIT_CASE_PARAM(drm_test_fb_clip_offset, clip_offset_gen_params), KUNIT_CASE_PARAM(drm_test_fb_build_fourcc_list, fb_build_fourcc_list_gen_params), + KUNIT_CASE_PARAM(drm_test_fb_memcpy, fb_memcpy_gen_params), {} }; -- cgit v1.2.3 From fb0a84e6de1b6bee0a0649cc7ed768f9ff2496bb Mon Sep 17 00:00:00 2001 From: Arthur Grillo Date: Fri, 1 Sep 2023 15:52:56 -0300 Subject: drm/tests: Zero initialize fourccs_out MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit fourccs_out array is not initialized. As the drm_fb_build_fourcc_list() doesn't necessarily change all the array, and the test compares all of it, the comparison could fail if the array is not initialized. Zero initialize the array to fix this. Fixes: 371e0b186a13 ("drm/tests: Add KUnit tests for drm_fb_build_fourcc_list()") Signed-off-by: Arthur Grillo Reviewed-by: Maíra Canal Signed-off-by: Maíra Canal Link: https://patchwork.freedesktop.org/patch/msgid/20230901-zero-init-fourcc-list-test-v1-1-68bc4cc738c8@riseup.net --- drivers/gpu/drm/tests/drm_format_helper_test.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu/drm/tests') diff --git a/drivers/gpu/drm/tests/drm_format_helper_test.c b/drivers/gpu/drm/tests/drm_format_helper_test.c index 79bc9d4bbd71..1a6bd291345d 100644 --- a/drivers/gpu/drm/tests/drm_format_helper_test.c +++ b/drivers/gpu/drm/tests/drm_format_helper_test.c @@ -1165,7 +1165,7 @@ KUNIT_ARRAY_PARAM(fb_build_fourcc_list, fb_build_fourcc_list_cases, fb_build_fou static void drm_test_fb_build_fourcc_list(struct kunit *test) { const struct fb_build_fourcc_list_case *params = test->param_value; - u32 fourccs_out[TEST_BUF_SIZE]; + u32 fourccs_out[TEST_BUF_SIZE] = {0}; size_t nfourccs_out; struct drm_device *drm; struct device *dev; -- cgit v1.2.3