jpeg_v4_0_5_resume(9)

✨ jpeg_v4_0_5_resume ✨

okay so this is a page from the Kernel API Manual (yes that's the manual name, we're fancy) and it's all about jpeg_v4_0_5_resume, which is literally the glow-up moment for the JPEG block 🦋 bestie, it wakes the thing back up.

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🌸 NAME 🌸

jpeg_v4_0_5_resume — resume the JPEG block, no cap 💅

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🎀 SYNOPSIS 🎀

int jpeg_v4_0_5_resume (struct amdgpu_ip_block *ip_block );

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💖 ARGUMENTS 💖

• ip_block — pointer to the amdgpu_ip_block for this hw instance. like, this specific hardware's block, okay? don't go pointing it at some other instance's vibe 🫶

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✨ DESCRIPTION ✨

Resume firmware and hw init the JPEG block. that's the whole bit — firmware gets resumed, hw init happens, the JPEG block is back and thriving 🔥 main character energy fr.

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👑 SEE ALSO 👑

okay so there's a whole little friend group here, go say hi:

• Kernel file ./drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_5.c
• jpeg_v4_0_5_early_init(9)
• jpeg_v4_0_5_sw_init(9)
• jpeg_v4_0_5_sw_fini(9)
• jpeg_v4_0_5_hw_init(9)
• jpeg_v4_0_5_hw_fini(9)
• jpeg_v4_0_5_suspend(9)
• jpeg_v4_0_5_start_dpg_mode(9)
• jpeg_v4_0_5_stop_dpg_mode(9)
• jpeg_v4_0_5_start(9)
• jpeg_v4_0_5_stop(9)
• jpeg_v4_0_5_dec_ring_get_rptr(9)
• jpeg_v4_0_5_dec_ring_get_wptr(9)
• jpeg_v4_0_5_dec_ring_set_wptr(9)

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ngl, read the whole set together and it's giving "the full lifecycle" — early init, sw init/fini, hw init/fini, suspend/resume, dpg mode start/stop, start/stop, and the ring pointer getters/setters. obsessed 🧚

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k that's the page!! sourced from ./drivers/gpu/drm/amd/amdgpu, dated October 2026, and the whole thing is filed under jpeg_v4_0_5_resume(9) — slay, go resume something 💜🎀