dm_test_lin..._unsupported(9)

💅 dm_test_lin..._unsupported(9)

okay so bestie, we're deep in the Kernel API Manual today — like, Kernel API Manual energy, not your casual ls moment. This one is about dm_test_link_supports_psrsu_panel_unsupported, and the whole vibe is: panel PSR-SU caps are required. that's it. that's the tea. 🫶

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✨ NAME ✨

dm_test_link_supports_psrsu_panel_unsupported — Panel PSR-SU caps are required.

like, literally required. not optional, not "if you feel like it", required. 💅

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🌸 SYNOPSIS 🌸

void dm_test_link_supports_psrsu_panel_unsupported (struct kunit *test
);

yes she returns void and takes exactly one arg. no surprises, we love a consistent queen. ✨

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🎀 ARGUMENTS 🎀

• test — KUnit test context. that's the whole thing. that's the argument. she's the test harness bestie holding the whole situation together 🧚

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🦋 SEE ALSO 🦋

📁 Kernel file

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

like, if you wanna read the actual source, that's where she lives. no cap. 💖

👯‍♀️ the whole friend group (sibling tests, fr fr)

• dm_test_link_supports_psrsu_no_dmcub(9)
• dm_test_link_supports_psrsu_old_dcn(9)
• dm_test_link_supports_psrsu_missing_alpm(9)
• dm_test_link_supports_psrsu_missing_y_coordinate(9)
• dm_test_link_supports_psrsu_missing_granularity(9)
• dm_test_link_supports_psrsu_debug_mask_disabled(9)
• dm_test_link_supports_psrsu_temporarily_disabled(9)
• dm_test_set_psr_caps_null_link(9)
• dm_test_set_psr_caps_null_connector(9)
• dm_test_set_psr_caps_no_dmub_psr(9)
• dm_test_set_psr_caps_non_edp(9)
• dm_test_set_psr_caps_disconnected(9)
• dm_test_set_psr_caps_no_dpcd_psr(9)
• dm_test_set_psr_caps_edp1_disabled(9)
• dm_test_set_psr_caps_success_psr1(9)
• dm_test_psr_set_event_get_event_fails(9)
• dm_test_psr_set_event_already_set(9)
• dm_test_psr_set_event_updates_event(9)
• dm_test_psr_is_active_allowed_no_streams(9)
• dm_test_psr_is_active_allowed_null_link(9)
• dm_test_psr_is_active_allowed_requires_enabled_and_allowed(9)
• dm_test_psr_is_active_allowed_any_stream(9)

that's a lot of cousins at this family reunion and honestly? iconic. every single one of them got an invite, and we're not dropping a single name. 👑

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ngl bestie, the whole section is just references — no flags, no exit statuses, no env vars, no warnings. this page is short and sweet and we're not gonna invent lore that isn't there. 🙈

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kisses and see-ya-laters 💜 — this lil page came from ./drivers/gpu/drm/amd/display/... and it's stamped October 2026. periodt. 🎀