dm_test_fil...t_keeps_zero(9)

✨ dm_test_fil...t_keeps_zero(9) ✨

okay bestie, welcome to the Kernel API Manual 💅 this one's a KUnit test in the AMD display audio corner of the kernel, and honestly? it's giving "small but mighty" 🦋

---

🌸 NAME 🌸

dm_test_fill_audio_info_latency_absent_keeps_zero — literally what it says on the tin: a test for Fill audio info latency absent keeps zero. no cap, that's the whole vibe check 🎀

---

🧚 SYNOPSIS 🧚

void dm_test_fill_audio_info_latency_absent_keeps_zero (struct kunit
*test );

that's it. one function, returns void, takes one pointer. ate and left no crumbs 👑

---

🫶 ARGUMENTS 🫶

• test — the KUnit test context. this is the little test-harness baddie that carries all the state and assertions, so hand it over and let it do its main character thing ✨

---

🔥 SEE ALSO 🔥

bestie there are so many siblings in this test family, grab a snack 🍓

• Kernel file — head straight to the source, iykyk: ./drivers/gpu/drm/amd/display/amdgpu_dm/tests/amdgpu_dm_audio_test.c

and the whole squad, in order:

• dm_test_audio_init_disabled(9)
• dm_test_audio_init_enabled_success(9)
• dm_test_audio_fini_without_enabled_audio(9)
• dm_test_fill_audio_info_ids_name_flags(9)
• dm_test_fill_audio_info_cea_lt_3_skips_modes(9)
• dm_test_fill_audio_info_cea_ge_3_copies_modes(9)
• dm_test_fill_audio_info_latency_present(9)
• dm_test_fill_audio_info_cea_ge_3_zero_modes(9)
• dm_test_audio_component_bind_sets_fields(9)
• dm_test_audio_component_unbind_clears_fields(9)
• dm_test_eld_notify_invokes_callback(9)
• dm_test_eld_notify_no_component(9)
• dm_test_eld_notify_null_audio_ops(9)
• dm_test_eld_notify_null_callback(9)
• dm_test_audio_init_pins_sets_defaults(9)
• dm_test_audio_init_pins_zero_count(9)
• dm_test_audio_component_get_eld_copies_matching_connector(9)
• dm_test_audio_component_get_eld_no_match(9)
• dm_test_commit_audio_notifies_removed_connector(9)
• dm_test_commit_audio_notifies_added_connector(9)
• dm_test_commit_audio_skips_writeback_removal(9)
• dm_test_commit_audio_skips_without_new_crtc_state(9)
• dm_test_commit_audio_skips_without_stream_status(9)
• dm_test_commit_audio_skips_detached_connector(9)
• dm_test_commit_audio_skips_without_modeset(9)
• dm_test_commit_audio_skips_addition_without_stream(9)
• dm_test_commit_audio_skips_writeback_addition(9)

no extra tips from me, bestie — everything above is exactly what the page gives you, nothing invented 💖

---

sign-off time 🌈 this little icon lives at ./drivers/gpu/drm/amd/display/... and the page is dated October 2026. that's the whole manual, mwah 💋 go forth and run your KUnit tests, periodt 💜