vcn_v2_0_ena...clock_gating(9)

💅 vcn_v2_0_enable_clock_gating(9) — a Kernel API Manual moment

okay so bestie, welcome to the Kernel API Manual ✨ and specifically to vcn_v2_0_enable_clock_gating(9) — yes that's the full page name, yes it's a mouthful, no we're not shortening it, it's iconic as-is 🎀

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🌸 NAME 🌸

vcn_v2_0_enable_clock_gating — enables clock gating for the VCN block, no cap 💖

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✨ SYNOPSIS ✨

void vcn_v2_0_enable_clock_gating (struct amdgpu_vcn_inst *vinst );

like, that's the whole signature. she's void, she takes one pointer, she's lowkey elegant 🦋

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🫶 ARGUMENTS 🫶

• vinst — the VCN instance 💫 that's it, that's the whole argument, she's the one being handed the keys

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👑 DESCRIPTION 👑

So the vibe is: this function enables clock gating for the VCN block ⭐ that's literally the assignment and she ate 🔥

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🧚 SEE ALSO 🧚

the girlies in the same friend group 💜 (and also the kernel file where all this lives):

Kernel file ./drivers/gpu/drm/amd/amdgpu/vcn_v2_0.c

• vcn_v2_0_early_init(9)
• vcn_v2_0_sw_init(9)
• vcn_v2_0_sw_fini(9)
• vcn_v2_0_hw_init(9)
• vcn_v2_0_hw_fini(9)
• vcn_v2_0_suspend(9)
• vcn_v2_0_resume(9)
• vcn_v2_0_mc_resume(9)
• vcn_v2_0_disable_clock_gating(9)
• vcn_v2_0_dec_ring_get_rptr(9)
• vcn_v2_0_dec_ring_get_wptr(9)
• vcn_v2_0_dec_ring_set_wptr(9)
• vcn_v2_0_dec_ring_insert_start(9)
• vcn_v2_0_dec_ring_insert_end(9)
• vcn_v2_0_dec_ring_insert_nop(9)
• vcn_v2_0_dec_ring_emit_fence(9)
• vcn_v2_0_dec_ring_emit_ib(9)
• vcn_v2_0_enc_ring_get_rptr(9)
• vcn_v2_0_enc_ring_emit_fence(9)
• vcn_v2_0_enc_ring_emit_ib(9)

like go read those too, iykyk 📚💅

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fr fr bestie, if you only remember one thing: vinst in, clock gating enabled, void out. periodt 🫶

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🌈 and that's the page!! brought to you by ./drivers/gpu/drm/amd/amdgpu, dated October 2026, filed under vcn_v2_0_ena...clock_gating(9) — mwah, slay, see u in the next manpage 💖🎀🦋