dc_check_state_update(9)

🎀 NAME 🎀

okay so bestie, this is dc_check_state_update(9) from the Kernel API Manual, and its whole main-character job is to classify an update without committing it. no cap, that's the assignment. 💅✨

🦋 SYNOPSIS 🦋

struct dc_update_descriptor dc_check_state_update (const struct
       dc_check_config *check_config , const struct dc_state_update *updates );

🫶 ARGUMENTS 🫶

• check_config — the DC check configuration, aka the setup info this cutie needs. 💖
• updates — the root update object to classify. this is the thing getting inspected, fr fr.

🔥 RETURN 🔥

It gives you back a descriptor indicating the update type and the required lock scope. literally the “what kind of update is this + what lock scope do we need” receipt. 🧾✨

🌈 SEE ALSO 🌈

Kernel file ./drivers/gpu/drm/amd/display/dc/dc.h — and then the whole squad:

• MAX_SURFACES(9)
• MAX_PLANES(9)
• color-management-caps(9)
• struct rom_curve_caps(9)
• struct dpp_color_caps(9)
• struct mpc_color_caps(9)
• struct dc_color_caps(9)
• enum pipe_split_policy(9)
• dc_update_state(9)
• dc_update_state_init(9)
• dc_update_state_prepare(9)
• dc_update_state_execute(9)
• dc_update_state_cleanup(9)
• struct dc_probe_latencies(9)
• struct dc_probe_status(9)
• enum dc_get_status_type(9)
• struct dc_get_status_options(9)
• struct dc_state_status(9)
• dc_state_get_status(9)
• struct dc_validation_stream(9)
• struct dc_validation_set(9)
• dc_get_underflow_debug_data_for_otg(9)
• dc_capture_register_software_state(9)
• dc_get_qos_info(9)
• dc_override_memory_bandwidth_request(9)

source/version vibes live at ./drivers/gpu/drm/amd/display/dc, dated October 2026, and this page is dc_check_state_update(9). bye bestie, go classify responsibly 🫶💖🎀