amdgpu_wb_init(9)

💫 amdgpu_wb_init — like, the Kernel API Manual page, bestie 💫

okay so this is amdgpu_wb_init(9) from the Kernel API Manual, and honestly? she's a little startup icon and we're gonna get into it. no cap, this is the whole vibe. 🎀

---

🌸 NAME 🌸

amdgpu_wb_init — Init Writeback driver info and allocate memory ✨

---

🦋 SYNOPSIS 🦋

int amdgpu_wb_init (struct amdgpu_device *adev );

like, that's the whole call. that's her. 🫶

---

💜 ARGUMENTS 💜

• adev — an amdgpu_device pointer. yep, that's it, that's the one thing she takes. 💅

---

🔥 DESCRIPTION 🔥

okay so real talk: amdgpu_wb_init initializes writeback and allocates writeback memory — and yes, that's for all asics, no exceptions, everybody's invited to this party. 🌈

she's used at driver startup, which honestly gives main character energy — like she's the first one through the door setting everything up before the rest of the crew shows up. 🧚

and the return value? 0 on success, or an -error on failure. that's the vibe check: zero means slay, negative means 😭. 💀

ngl bestie, always check that return value. she will tell you if something went wrong, but only if you're, like, listening. 🙈

---

⭐ SEE ALSO ⭐

• Kernel file ./drivers/gpu/drm/amd/amdgpu/amdgpu_wb.c 👑
• amdgpu_wb_fini(9) — the cleanup counterpart, her other half fr fr
• amdgpu_wb_get(9)
• amdgpu_wb_free(9)

iykyk, read the whole lil writeback family, they're all connected. 🍓

---

and that's the page!! 💖 this one lives under ./drivers/gpu/drm/amd/amdgpu, it's dated October 2026, and the whole thing is serving Kernel API Manual, amdgpu_wb_init(9), periodt. go off, writeback driver, we love to see it. 🎀✨💅