dm_test_shou...without_crtc(9)

💅 dm_test_should_update_native_cursor_without_crtc — Kernel API Manual 🎀

okay so bestie, welcome to the Kernel API Manual entry for dm_test_shou...without_crtc(9) — yes the title is doing that truncation thing, section 9 energy, we love a long name that got ate by the terminal width 💀

this is a KUnit test function, and it's here to vibe check the NULL crtc cases when you update the native cursor. no cap, that's the whole gig.

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✨ NAME ✨

dm_test_should_update_native_cursor_without_crtc — Test NULL crtc cases update native cursor

like, literally: it tests the NULL crtc cases for updating the native cursor. main character test function behavior, honestly 🫶

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🌸 SYNOPSIS 🌸

void dm_test_should_update_native_cursor_without_crtc (struct kunit
test );

she takes exactly one thing and returns void — a true minimalist icon 💅

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🦋 ARGUMENTS 🦋

• test — The KUnit test context. that's the kunit struct she runs inside of, periodt ✨

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🔥 SEE ALSO 🔥

the Kernel file, bestie, go read it:

./drivers/gpu/drm/amd/display/amdgpu_dm/tests/amdgpu_dm_cursor_test.c

and these sibling tests, aka the whole friend group 👑:

• dm_test_should_update_native_cursor_disable_native(9)
• dm_test_should_update_native_cursor_enable_overlay(9)
• dm_test_oriented_plane_size_rotate_0(9)
• dm_test_oriented_plane_size_rotate_90(9)
• dm_test_oriented_plane_size_rotate_180(9)
• dm_test_oriented_plane_size_rotate_270(9)
• dm_test_get_plane_scale_identity(9)
• dm_test_get_plane_scale_rotate_90_identity(9)
• dm_test_get_plane_scale_zero_src_width(9)

ngl that rotate lineup goes 0 → 90 → 180 → 270 and honestly? ate 🌈

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💖 reminder bestie: every single one of these is a (9) manpage reference, so if you're lost, that's where you go. iykyk 🧚

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okay that's the whole page!! source lives at ./drivers/gpu/drm/amd/display/..., dated October 2026, and it's dm_test_shou...without_crtc(9) forever and always. mwah, go run your tests 💜✨🌸