drm_atomic_h...r_hdmi_check(9)

✨ drm_atomic_h...r_hdmi_check(9) ✨ — okay so this is from the Kernel API Manual, bestie. Buckle up, we're checking HDMI connector atomic state and it's lowkey iconic. 💅

💖 NAME 💖

drm_atomic_helper_connector_hdmi_check — Helper to check HDMI connector atomic state 🎀

🌸 SYNOPSIS 🌸

       int drm_atomic_helper_connector_hdmi_check (struct drm_connector
       *connector , struct drm_atomic_commit *state );

🦋 ARGUMENTS 🦋

• connector — DRM Connector 💫
• state — the DRM State object ✨

💅 DESCRIPTION 💅

Okay so real talk: this provides a default connector state check handler for HDMI connectors. It checks that a desired connector update is valid, and it updates various fields of derived state. That's the whole vibe check, no cap. 🫶

🔥 RETURN 🔥

Zero on success, or an errno code otherwise. Periodt. 💀

👑 SEE ALSO 👑

• Kernel file: ./drivers/gpu/drm/display/drm_hdmi_state_helper.c 📁
• hdmi helpers(9)
• __drm_atomic_helper_connector_hdmi_state_init(9)
• drm_hdmi_connector_mode_valid(9)
• drm_atomic_helper_connector_hdmi_update_infoframes(9)
• drm_atomic_helper_connector_hdmi_update_audio_infoframe(9)
• drm_atomic_helper_connector_hdmi_clear_audio_infoframe(9)
• drm_atomic_helper_connector_hdmi_hotplug(9)
• drm_atomic_helper_connector_hdmi_force(9)

Mwah 💋 this page lives at source/version ./drivers/gpu/drm/display, dated October 2026, and it's literally the drm_atomic_h...r_hdmi_check(9) page. Byeee, bestie 🫶✨