Adding upstream version 6.1.76.upstream/6.1.76

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 359 insertions, 0 deletions

diff --git a/drivers/gpu/drm/tests/drm_format_test.c b/drivers/gpu/drm/tests/drm_format_test.c
new file mode 100644
index 000000000..ec6996ce8
--- /dev/null
+++ b/drivers/gpu/drm/tests/drm_format_test.c
@@ -0,0 +1,359 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Test cases for the drm_format functions
+ *
+ * Copyright (c) 2022 Maíra Canal <mairacanal@riseup.net>
+ */
+
+#include <kunit/test.h>
+
+#include <drm/drm_fourcc.h>
+
+static void drm_test_format_block_width_invalid(struct kunit *test)
+{
+	const struct drm_format_info *info = NULL;
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, -1), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 1), 0);
+}
+
+static void drm_test_format_block_width_one_plane(struct kunit *test)
+{
+	const struct drm_format_info *info = drm_format_info(DRM_FORMAT_XRGB4444);
+
+	KUNIT_ASSERT_NOT_NULL(test, info);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 0), 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 1), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, -1), 0);
+}
+
+static void drm_test_format_block_width_two_plane(struct kunit *test)
+{
+	const struct drm_format_info *info = drm_format_info(DRM_FORMAT_NV12);
+
+	KUNIT_ASSERT_NOT_NULL(test, info);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 0), 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 1), 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 2), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, -1), 0);
+}
+
+static void drm_test_format_block_width_three_plane(struct kunit *test)
+{
+	const struct drm_format_info *info = drm_format_info(DRM_FORMAT_YUV422);
+
+	KUNIT_ASSERT_NOT_NULL(test, info);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 0), 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 1), 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 2), 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 3), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, -1), 0);
+}
+
+static void drm_test_format_block_width_tiled(struct kunit *test)
+{
+	const struct drm_format_info *info = drm_format_info(DRM_FORMAT_X0L0);
+
+	KUNIT_ASSERT_NOT_NULL(test, info);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 0), 2);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 1), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, -1), 0);
+}
+
+static void drm_test_format_block_height_invalid(struct kunit *test)
+{
+	const struct drm_format_info *info = NULL;
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, -1), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 1), 0);
+}
+
+static void drm_test_format_block_height_one_plane(struct kunit *test)
+{
+	const struct drm_format_info *info = drm_format_info(DRM_FORMAT_XRGB4444);
+
+	KUNIT_ASSERT_NOT_NULL(test, info);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 0), 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, -1), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 1), 0);
+}
+
+static void drm_test_format_block_height_two_plane(struct kunit *test)
+{
+	const struct drm_format_info *info = drm_format_info(DRM_FORMAT_NV12);
+
+	KUNIT_ASSERT_NOT_NULL(test, info);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 0), 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 1), 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 2), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, -1), 0);
+}
+
+static void drm_test_format_block_height_three_plane(struct kunit *test)
+{
+	const struct drm_format_info *info = drm_format_info(DRM_FORMAT_YUV422);
+
+	KUNIT_ASSERT_NOT_NULL(test, info);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 0), 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 1), 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 2), 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 3), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, -1), 0);
+}
+
+static void drm_test_format_block_height_tiled(struct kunit *test)
+{
+	const struct drm_format_info *info = drm_format_info(DRM_FORMAT_X0L0);
+
+	KUNIT_ASSERT_NOT_NULL(test, info);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 0), 2);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 1), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, -1), 0);
+}
+
+static void drm_test_format_min_pitch_invalid(struct kunit *test)
+{
+	const struct drm_format_info *info = NULL;
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0);
+}
+
+static void drm_test_format_min_pitch_one_plane_8bpp(struct kunit *test)
+{
+	const struct drm_format_info *info = drm_format_info(DRM_FORMAT_RGB332);
+
+	KUNIT_ASSERT_NOT_NULL(test, info);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 2);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 640), 640);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1024), 1024);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1920), 1920);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 4096), 4096);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 671), 671);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX),
+			(uint64_t)UINT_MAX);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)),
+			(uint64_t)(UINT_MAX - 1));
+}
+
+static void drm_test_format_min_pitch_one_plane_16bpp(struct kunit *test)
+{
+	const struct drm_format_info *info = drm_format_info(DRM_FORMAT_XRGB4444);
+
+	KUNIT_ASSERT_NOT_NULL(test, info);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 2);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 4);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 640), 1280);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1024), 2048);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1920), 3840);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 4096), 8192);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 671), 1342);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX),
+			(uint64_t)UINT_MAX * 2);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)),
+			(uint64_t)(UINT_MAX - 1) * 2);
+}
+
+static void drm_test_format_min_pitch_one_plane_24bpp(struct kunit *test)
+{
+	const struct drm_format_info *info = drm_format_info(DRM_FORMAT_RGB888);
+
+	KUNIT_ASSERT_NOT_NULL(test, info);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 3);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 6);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 640), 1920);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1024), 3072);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1920), 5760);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 4096), 12288);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 671), 2013);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX),
+			(uint64_t)UINT_MAX * 3);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX - 1),
+			(uint64_t)(UINT_MAX - 1) * 3);
+}
+
+static void drm_test_format_min_pitch_one_plane_32bpp(struct kunit *test)
+{
+	const struct drm_format_info *info = drm_format_info(DRM_FORMAT_ABGR8888);
+
+	KUNIT_ASSERT_NOT_NULL(test, info);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 4);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 8);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 640), 2560);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1024), 4096);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1920), 7680);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 4096), 16384);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 671), 2684);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX),
+			(uint64_t)UINT_MAX * 4);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX - 1),
+			(uint64_t)(UINT_MAX - 1) * 4);
+}
+
+static void drm_test_format_min_pitch_two_plane(struct kunit *test)
+{
+	const struct drm_format_info *info = drm_format_info(DRM_FORMAT_NV12);
+
+	KUNIT_ASSERT_NOT_NULL(test, info);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 0), 0);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 1), 2);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 2);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 1), 2);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 640), 640);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 320), 640);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1024), 1024);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 512), 1024);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1920), 1920);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 960), 1920);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 4096), 4096);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 2048), 4096);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 671), 671);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 336), 672);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX),
+			(uint64_t)UINT_MAX);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, UINT_MAX / 2 + 1),
+			(uint64_t)UINT_MAX + 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)),
+			(uint64_t)(UINT_MAX - 1));
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, (UINT_MAX - 1) /  2),
+			(uint64_t)(UINT_MAX - 1));
+}
+
+static void drm_test_format_min_pitch_three_plane_8bpp(struct kunit *test)
+{
+	const struct drm_format_info *info = drm_format_info(DRM_FORMAT_YUV422);
+
+	KUNIT_ASSERT_NOT_NULL(test, info);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 3, 0), 0);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 1), 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 1), 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 2);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 2), 2);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 2), 2);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 640), 640);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 320), 320);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 320), 320);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1024), 1024);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 512), 512);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 512), 512);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1920), 1920);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 960), 960);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 960), 960);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 4096), 4096);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 2048), 2048);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 2048), 2048);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 671), 671);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 336), 336);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 336), 336);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX),
+			(uint64_t)UINT_MAX);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, UINT_MAX / 2 + 1),
+			(uint64_t)UINT_MAX / 2 + 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, UINT_MAX / 2 + 1),
+			(uint64_t)UINT_MAX / 2 + 1);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, (UINT_MAX - 1) / 2),
+			(uint64_t)(UINT_MAX - 1) / 2);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, (UINT_MAX - 1) / 2),
+			(uint64_t)(UINT_MAX - 1) / 2);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, (UINT_MAX - 1) / 2),
+			(uint64_t)(UINT_MAX - 1) / 2);
+}
+
+static void drm_test_format_min_pitch_tiled(struct kunit *test)
+{
+	const struct drm_format_info *info = drm_format_info(DRM_FORMAT_X0L2);
+
+	KUNIT_ASSERT_NOT_NULL(test, info);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0);
+
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 2);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 4);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 640), 1280);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1024), 2048);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1920), 3840);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 4096), 8192);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 671), 1342);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX),
+			(uint64_t)UINT_MAX * 2);
+	KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX - 1),
+			(uint64_t)(UINT_MAX - 1) * 2);
+}
+
+static struct kunit_case drm_format_tests[] = {
+	KUNIT_CASE(drm_test_format_block_width_invalid),
+	KUNIT_CASE(drm_test_format_block_width_one_plane),
+	KUNIT_CASE(drm_test_format_block_width_two_plane),
+	KUNIT_CASE(drm_test_format_block_width_three_plane),
+	KUNIT_CASE(drm_test_format_block_width_tiled),
+	KUNIT_CASE(drm_test_format_block_height_invalid),
+	KUNIT_CASE(drm_test_format_block_height_one_plane),
+	KUNIT_CASE(drm_test_format_block_height_two_plane),
+	KUNIT_CASE(drm_test_format_block_height_three_plane),
+	KUNIT_CASE(drm_test_format_block_height_tiled),
+	KUNIT_CASE(drm_test_format_min_pitch_invalid),
+	KUNIT_CASE(drm_test_format_min_pitch_one_plane_8bpp),
+	KUNIT_CASE(drm_test_format_min_pitch_one_plane_16bpp),
+	KUNIT_CASE(drm_test_format_min_pitch_one_plane_24bpp),
+	KUNIT_CASE(drm_test_format_min_pitch_one_plane_32bpp),
+	KUNIT_CASE(drm_test_format_min_pitch_two_plane),
+	KUNIT_CASE(drm_test_format_min_pitch_three_plane_8bpp),
+	KUNIT_CASE(drm_test_format_min_pitch_tiled),
+	{}
+};
+
+static struct kunit_suite drm_format_test_suite = {
+	.name = "drm_format",
+	.test_cases = drm_format_tests,
+};
+
+kunit_test_suite(drm_format_test_suite);
+
+MODULE_LICENSE("GPL");