amdgpu_uvd_cs_pass1(9)

💖 amdgpu_uvd_cs_pass1(9) 💖

okay bestie, welcome to the Kernel API Manual page for amdgpu_uvd_cs_pass1(9) — literally the “first parsing round” entry, and we are keeping every single detail because that is the whole vibe. 🫶

🌸 NAME 🌸

amdgpu_uvd_cs_pass1 — first parsing round ✨

🎀 SYNOPSIS 🎀

int amdgpu_uvd_cs_pass1 (struct amdgpu_uvd_cs_ctx *ctx );

🦋 ARGUMENTS 🦋

• ctx — the UVD parser context, aka the main character of this function’s little world 💅

🔥 DESCRIPTION 🔥

okay so the job here is a vibe check with real consequences: make sure the UVD message and feedback buffers are in VRAM, and make sure nobody is violating an 256MB boundary. no cap, that is the whole description, and we are not skipping a word of it. it’s giving “buffer bouncer at the VRAM club,” and honestly? iconic. 👑

🌈 SEE ALSO 🌈

• Kernel file: ./drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
• amdgpu_uvd_entity_init(9)
• amdgpu_uvd_cs_msg_decode(9)
• amdgpu_uvd_cs_msg(9)
• amdgpu_uvd_cs_pass2(9)
• amdgpu_uvd_cs_reg(9)
• amdgpu_uvd_cs_packets(9)
• amdgpu_uvd_ring_parse_cs(9)
• amdgpu_uvd_ring_test_ib(9)
• amdgpu_uvd_used_handles(9)

mwah 💋 this little manual page lives in ./drivers/gpu/drm/amd/amdgpu, version October 2026, and its manual name is amdgpu_uvd_cs_pass1(9) — periodt. 🎀