jpeg_v4_0_dec_ring_set_wptr(9)

💫 jpeg_v4_0_dec_ring_set_wptr(9) 💫

okay so bestie, welcome to the Kernel API Manual — yes it's a whole kernel manpage and yes we're gonna read it together 🫶

---

✨ NAME ✨

jpeg_v4_0_dec_ring_set_wptr — literally just set write pointer 💅 that's the whole gig, no cap

---

🎀 SYNOPSIS 🎀

void jpeg_v4_0_dec_ring_set_wptr (struct amdgpu_ring *ring );

That's it. That's the signature. Iconic, honestly 🌸

---

🦋 ARGUMENTS 🦋

• ring — an amdgpu_ring pointer. that's the one and only thing she takes, bestie 💖

---

🔥 DESCRIPTION 🔥

so what does she do? She commits the write pointer to the hardware ⭐ that's the vibe. the write pointer gets sent over to the hardware, done, slay 👑

no extra steps, no side quests, just a straight commit to the hardware fr fr 🧚

---

🌈 SEE ALSO 🌈

• Kernel file ./drivers/gpu/drm/amd/amdgpu/jpeg_v4_0.c — the whole source file, go look if you're curious 👀
• jpeg_v4_0_early_init(9)
• jpeg_v4_0_sw_init(9)
• jpeg_v4_0_sw_fini(9)
• jpeg_v4_0_hw_init(9)
• jpeg_v4_0_hw_fini(9)
• jpeg_v4_0_suspend(9)
• jpeg_v4_0_resume(9)
• jpeg_v4_0_start(9)
• jpeg_v4_0_stop(9)
• jpeg_v4_0_dec_ring_get_rptr(9)
• jpeg_v4_0_dec_ring_get_wptr(9)

the whole jpeg_v4_0 friend group honestly, they all show up together 💜

---

💖 cute little sign-off 💖

this page lives in ./drivers/gpu/drm/amd/amdgpu (that's the source path, keep it in your notes bestie 🍓), it's dated October 2026, and it's titled jpeg_v4_0_dec_ring_set_wptr(9) because obviously 💅

go set that write pointer. main character energy only. periodt ✨