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panfrost: Add 1x1 layout unit tests

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These check the alignments are correct. Of course, ideally these cases aren't
hit in practice, since it's a waste of memory.

Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16697>
This commit is contained in:
Alyssa Rosenzweig
2022-05-04 11:22:43 -04:00
committed by Marge Bot
parent 65ba39f84c
commit 166d879ff0
1 changed files with 55 additions and 0 deletions
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src/panfrost/lib/tests/test-layout.cpp
+55
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@@ -429,3 +429,58 @@ TEST(AFBCLayout, Tiled16x16)
EXPECT_EQ(l.slices[0].surface_stride, 2129920);
EXPECT_EQ(l.slices[0].size, 2129920);
}
TEST(AFBCLayout, Linear16x16Minimal)
{
uint64_t modifier = DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 |
AFBC_FORMAT_MOD_SPARSE);
struct pan_image_layout l = {
.modifier = modifier,
.format = PIPE_FORMAT_R8_UNORM,
.width = 1,
.height = 1,
.depth = 1,
.nr_samples = 1,
.dim = MALI_TEXTURE_DIMENSION_2D,
.nr_slices = 1
};
ASSERT_TRUE(pan_image_layout_init(&l, NULL));
/* Image is 1x1 to test for correct alignment everywhere. */
EXPECT_EQ(l.slices[0].offset, 0);
EXPECT_EQ(l.slices[0].row_stride, 16);
EXPECT_EQ(l.slices[0].afbc.header_size, 64);
EXPECT_EQ(l.slices[0].afbc.body_size, 32 * 8);
EXPECT_EQ(l.slices[0].surface_stride, 64 + (32 * 8));
EXPECT_EQ(l.slices[0].size, 64 + (32 * 8));
}
TEST(AFBCLayout, Tiled16x16Minimal)
{
uint64_t modifier = DRM_FORMAT_MOD_ARM_AFBC(AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 |
AFBC_FORMAT_MOD_TILED |
AFBC_FORMAT_MOD_SPARSE);
struct pan_image_layout l = {
.modifier = modifier,
.format = PIPE_FORMAT_R8_UNORM,
.width = 1,
.height = 1,
.depth = 1,
.nr_samples = 1,
.dim = MALI_TEXTURE_DIMENSION_2D,
.nr_slices = 1
};
ASSERT_TRUE(pan_image_layout_init(&l, NULL));
/* Image is 1x1 to test for correct alignment everywhere. */
EXPECT_EQ(l.slices[0].offset, 0);
EXPECT_EQ(l.slices[0].row_stride, 16 * 8 * 8);
EXPECT_EQ(l.slices[0].afbc.header_size, 4096);
EXPECT_EQ(l.slices[0].afbc.body_size, 32 * 8 * 8 * 8);
EXPECT_EQ(l.slices[0].surface_stride, 4096 + (32 * 8 * 8 * 8));
EXPECT_EQ(l.slices[0].size, 4096 + (32 * 8 * 8 * 8));
}