dm_test_rep...up_null_link(9)

💅 dm_test_rep...up_null_link(9) ✨

okay so welcome to the Kernel API Manual, bestie — this is the page for dm_test_rep...up_null_link(9) and we're gonna get you comfy with it in like two minutes flat, no cap 🫶

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🌸 NAME 🌸

dm_test_replay_link_setup_null_link — the vibe check that confirms NULL stream links get rejected 💀✨

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🎀 SYNOPSIS 🎀

void dm_test_replay_link_setup_null_link (struct kunit *test );

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🦋 ARGUMENTS 🦋

• test — the KUnit test context 💖 that's the whole thing, she's just here to hold the test context and look iconic doing it

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⭐ DESCRIPTION ⭐

so here's the tea 🍓: amdgpu_dm_link_setup_replay should return false when the stream has no associated link. that's it. that's the whole test. this little icon is literally just making sure the function doesn't get all delulu and say yes to a link that isn't even there 🙈

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👑 SEE ALSO 👑

okay bestie, this is the friend group 👯‍♀️ — the whole test family, all linking to each other, main character energy all around:

Kernel file

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

the crew:

• dm_test_replay_set_caps_already_supported(9)
• dm_test_replay_set_caps_non_embedded_signal(9)
• dm_test_replay_set_caps_disallowed_by_panel(9)
• dm_test_replay_set_caps_link_not_supported(9)
• dm_test_replay_set_caps_missing_dmub_srv(9)
• dm_test_replay_set_caps_success(9)
• dm_test_replay_link_setup_null_stream(9)
• dm_test_replay_link_setup_null_vrr_params(9)
• dm_test_replay_link_setup_not_supported(9)
• dm_test_replay_link_setup_already_enabled(9)
• dm_test_replay_link_setup_success(9)
• dm_test_replay_set_event_null_stream(9)
• dm_test_replay_set_event_null_link(9)
• dm_test_replay_set_event_feature_disabled(9)
• dm_test_replay_set_event_missing_power_module(9)
• dm_test_replay_set_event_already_set(9)
• dm_test_replay_set_event_already_clear(9)

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that's the page!! 🧚 mwah 💋

and for the sign-off, since you gotta know where this came from: the source lives at ./drivers/gpu/drm/amd/display/... and this one's dated October 2026 — so yes, extremely future-forward of her, she ate and left no crumbs 🌈⭐ dm_test_rep...up_null_link(9) out 💜