dm_test_ism_...es_timestamp(9)

💅 dm_test_ism_set_last_idle_ts_updates_timestamp(9) 💅

okay so bestie, welcome to the Kernel API Manual, and specifically to this lil gem of a page: dm_test_ism_set_last_idle_ts_updates_timestamp(9). yes that's a whole mouthful, no we are not abbreviating it, it's iconic and it knows it 🎀

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✨ NAME ✨

dm_test_ism_set_last_idle_ts_updates_timestamp — literally just checks that last_idle_timestamp_ns gets updated to the current time 🕐✨ like that's the whole vibe check and it passes, periodt.

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🌸 SYNOPSIS 🌸

void dm_test_ism_set_last_idle_ts_updates_timestamp (struct kunit *test
);

she takes one (1) argument and returns absolutely nothing, which is very demure, very mindful of her 🫶

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🦋 ARGUMENTS 🦋

• test — the KUnit test context 💜 that's it, that's the whole parameter list. she's lowkey low-maintenance.

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🔥 SEE ALSO 🔥

the kernel file herself lives right here, go say hi:

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

and now the whole friend group, because this test does not travel alone, ngl 👑

• dm_test_ism_idle_delay_entry_count_exceeds_history_size(9)
• dm_test_ism_init_sets_initial_state(9)
• dm_test_ism_fini_after_init(9)
• dm_test_ism_insert_record_basic(9)
• dm_test_ism_insert_record_wraps_around(9)
• dm_test_ism_trigger_event_valid_transition(9)
• dm_test_ism_trigger_event_invalid_transition(9)
• dm_test_dispatch_next_event_hyst_wait_no_delay(9)
• dm_test_dispatch_next_event_hyst_wait_with_delay(9)
• dm_test_dispatch_next_event_opt_idle_no_sso_delay(9)
• dm_test_dispatch_next_event_opt_idle_with_sso_delay(9)
• dm_test_dispatch_next_event_timer_aborted(9)
• dm_test_dispatch_next_event_no_action_state(9)
• dm_test_ism_commit_event_no_state(9)
• dm_test_ism_commit_event_cursor_transition(9)
• dm_test_ism_commit_event_invalid_event(9)
• dm_test_ism_force_full_power(9)
• dm_test_ism_disable_enable_cycle(9)
• dm_test_ism_dispatch_hysteresis_schedule_and_cancel(9)
• dm_test_ism_dispatch_optimized_idle_defers_sso(9)

like, twenty whole siblings?? main character energy fr fr 🌈⭐

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🧚 tiny heads up bestie: every single one of those is a (9) page, so if you're gonna link them, keep the section number, don't drop it 🙈

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and that's the page!! mwah 💋 this one came from that ./drivers/gpu/drm/amd/display/... source sitch, dated October 2026, under the title dm_test_ism_...es_timestamp(9) — she's giving abbreviated-but-fabulous. go forth and timestamp responsibly, bestie 🎀💖✨