drm_self_ref..._helper_init(9)

💅 drm_self_ref..._helper_init(9) 💅

okay bestie, welcome to the Kernel API Manual — this one's a little function with a big name and a very specific job, and we're gonna get into it 🎀

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✨ NAME ✨

drm_self_refresh_helper_init — literally just initializes the self refresh helpers for a crtc. that's it. that's the whole thing 🦋

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🌸 SYNOPSIS 🌸

int drm_self_refresh_helper_init (struct drm_crtc *crtc );

like yes, it takes one argument, and yes, it returns an int. we stay unbothered ✨

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🫶 ARGUMENTS 🫶

• crtc — the crtc which supports self refresh supported displays 💖 (yes, "self refresh supported" twice, that's how the original said it, we don't edit the ancestors)

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🔥 DESCRIPTION 🔥

Returns zero if successful or -errno on failure.

that's the entire description. no lore, no backstory, no character arc 😭 zero means slay, -errno means it's giving error, periodt 💅

ngl, the docs are short here, but them's the facts — don't come for me, I'm just the messenger 🧚

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👑 SEE ALSO 👑

• Kernel file ./drivers/gpu/drm/drm_self_refresh_helper.c — the actual source file, go read it iykyk 📖
• overview(9)
• drm_self_refresh_helper_update_avg_times(9)
• drm_self_refresh_helper_alter_state(9)
• drm_self_refresh_helper_cleanup(9)

the whole friend group fr fr 🫶✨

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and that's the page!! live from ./drivers/gpu/drm, dated October 2026, signed off with a kiss from drm_self_ref..._helper_init(9) 💋🌸 mwah, go init some helpers bestie 💜