From: Arthur Grillo Date: Tue, 18 Apr 2023 23:01:44 +0000 (-0300) Subject: drm/tests: Add test cases for drm_rect_calc_vscale() X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=881e2a9cc11fb53b1de10d951a11a69d23035bbf;p=linux.git drm/tests: Add test cases for drm_rect_calc_vscale() Insert parameterized test for the drm_rect_calc_vscale() to ensure correctness and prevent future regressions. Besides the test for the usual case, tests the exceptions. It uses the same struct from drm_rect_calc_hscale(). Signed-off-by: Arthur Grillo Reviewed-by: Maíra Canal Signed-off-by: Maíra Canal Link: https://patchwork.freedesktop.org/patch/msgid/20230418230146.461129-4-arthurgrillo@riseup.net --- diff --git a/drivers/gpu/drm/tests/drm_rect_test.c b/drivers/gpu/drm/tests/drm_rect_test.c index aae682ad9ee1b..fd89e62ad2cb8 100644 --- a/drivers/gpu/drm/tests/drm_rect_test.c +++ b/drivers/gpu/drm/tests/drm_rect_test.c @@ -414,6 +414,17 @@ static void drm_test_rect_calc_hscale(struct kunit *test) KUNIT_EXPECT_EQ(test, scaling_factor, params->expected_scaling_factor); } +static void drm_test_rect_calc_vscale(struct kunit *test) +{ + const struct drm_rect_scale_case *params = test->param_value; + int scaling_factor; + + scaling_factor = drm_rect_calc_vscale(¶ms->src, ¶ms->dst, + params->min_range, params->max_range); + + KUNIT_EXPECT_EQ(test, scaling_factor, params->expected_scaling_factor); +} + static struct kunit_case drm_rect_tests[] = { KUNIT_CASE(drm_test_rect_clip_scaled_div_by_zero), KUNIT_CASE(drm_test_rect_clip_scaled_not_clipped), @@ -421,6 +432,7 @@ static struct kunit_case drm_rect_tests[] = { KUNIT_CASE(drm_test_rect_clip_scaled_signed_vs_unsigned), KUNIT_CASE_PARAM(drm_test_rect_intersect, drm_rect_intersect_gen_params), KUNIT_CASE_PARAM(drm_test_rect_calc_hscale, drm_rect_scale_gen_params), + KUNIT_CASE_PARAM(drm_test_rect_calc_vscale, drm_rect_scale_gen_params), { } };