dm_test_bac...ing_fallback(9)

💅 dm_test_backlight_device_index_missing_fallback 💅

Straight outta the Kernel API Manual, bestie — this is the page for the test that checks the missing-backlight-device fallback vibe. No cap, it's a whole KUnit moment.

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✨ NAME ✨

dm_test_backlight_device_index_missing_fallback — Test missing backlight device fallback.

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🌸 SYNOPSIS 🌸

void dm_test_backlight_device_index_missing_fallback (struct kunit *test
);

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🎀 ARGUMENTS 🎀

• test — The KUnit test context. That's the whole argument, and honestly she ate.

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🦋 SEE ALSO 🦋

📁 Kernel file

• ./drivers/gpu/drm/amd/display/amdgpu_dm/tests/amdgpu_dm_backlight_test.c

🫶 Related test besties (9)

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🎀 That's the whole page, bestie. Footer sign-off: source/version vibes live at ./drivers/gpu/drm/amd/display/..., dated October 2026, and the manual name at the end was still dm_test_bac...ing_fallback(9) — iconic, honestly 💖✨