jpeg_v4_0_3_hw_init(9)

💅 jpeg_v4_0_3_hw_init(9) — from the Kernel API Manual, bestie

okay so periodic reminder that this is a page from the Kernel API Manual, section 9, and today's main character is jpeg_v4_0_3_hw_init. she's short, she's sweet, she starts a JPEG block. let's get into it ✨

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🌸 NAME 🌸

jpeg_v4_0_3_hw_init — start and test the JPEG block 🎀

like, that's literally it. she starts it, she tests it, she leaves. iconic behaviour ngl.

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🦋 SYNOPSIS 🦋

int jpeg_v4_0_3_hw_init (struct amdgpu_ip_block *ip_block );

returns an int, takes one pointer, no cap. 💜

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💖 ARGUMENTS 💖

• ip_block — pointer to the amdgpu_ip_block for this hw instance, okay? like the specific one, not a random one. she knows which block she's working with. 🫶

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🔥 SEE ALSO 🔥

the source lives right here, go read it, it's giving main character energy:

• Kernel file ./drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c

and the whole friend group, in order, no gatekeeping: 💅

• jpeg_v4_0_3_early_init(9)
• jpeg_v4_0_3_sw_init(9)
• jpeg_v4_0_3_sw_fini(9)
• jpeg_v4_0_3_hw_fini(9)
• jpeg_v4_0_3_suspend(9)
• jpeg_v4_0_3_resume(9)
• jpeg_v4_0_3_start(9)
• jpeg_v4_0_3_stop(9)
• jpeg_v4_0_3_dec_ring_get_rptr(9)
• jpeg_v4_0_3_dec_ring_get_wptr(9)
• jpeg_v4_0_3_dec_ring_set_wptr(9)
• jpeg_v4_0_3_dec_ring_insert_start(9)
• jpeg_v4_0_3_dec_ring_insert_end(9)
• jpeg_v4_0_3_dec_ring_emit_fence(9)
• jpeg_v4_0_3_dec_ring_emit_ib(9)

the whole dec_ring squad came out for this one 😭💀 not a single one missed.

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ngl the entire page is four sections long and I respect that so much. short queen. 👑

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and that's a wrap, babes 🍓 this page came from ./drivers/gpu/drm/amd/amdgpu, dated October 2026, and it's filed under jpeg_v4_0_3_hw_init(9). mwah 💋 go start your JPEG block, you got this 💜✨🧚