optc1_enable_crtc(9)

💖 optc1_enable_crtc — the Kernel API Manual moment 🎀

okay so bestie, we're in the Kernel API Manual for optc1_enable_crtc(9), and honestly? iconic territory. this one is lowkey the "turn the screen on" girlie of the AMD display stack ✨

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🌸 NAME 🌸

optc1_enable_crtc — Enable CRTC: it calls the ASIC Control Object so you can enable the Timing generator 🫶

fr fr, that's the whole vibe. CRTC gets enabled, timing generator wakes up, slay 💅

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✨ SYNOPSIS ✨

bool optc1_enable_crtc (struct timing_generator *optc );

that's it. one argument, one bool coming back at you 💖

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🦋 ARGUMENTS 🦋

• optc — a timing_generator instance. that's your girl right there 🎀

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🌈 SEE ALSO 🌈

the kernel file in question, no cap:

./drivers/gpu/drm/amd/display/dc/optc/dcn10/dcn10_optc.c

and the whole friend group 🫶:

• apply_front_porch_workaround(9)
• optc1_program_timing(9)
• optc1_set_vtg_params(9)
• optc1_set_timing_double_buffer(9)
• optc1_unblank_crtc(9)
• optc1_blank_crtc(9)
• optc1_set_drr(9)
• optc1_get_crc(9)

like, the whole optc1 cinematic universe 😭👑

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reminder bestie: this page lives at ./drivers/gpu/drm/amd/display/... — yes that's literally how the path is printed, we're keeping it 💀

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and that's the page!! written up in October 2026 under the source/version footer of this very manual, brought to you by the optc1_enable_crtc(9) girlies 💜 mwah, go enable a timing generator, ily 🧚✨