si_get_gpu_clock_counter(9)

💖 si_get_gpu_clock_counter — the Kernel API Manual, bestie edition 🎀

okay so you're here for si_get_gpu_clock_counter(9) from the Kernel API Manual, and honestly? slay. this one's short and sweet, so let's get into it 💅

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✨ NAME ✨

si_get_gpu_clock_counter — return GPU clock counter snapshot 🕐

literally just: grab a snapshot of the GPU clock counter. that's her whole job. iconic.

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🌸 SYNOPSIS 🌸

uint64_t si_get_gpu_clock_counter (struct radeon_device *rdev );

so you call it with an rdev, and it hands you back a uint64_t. simple as that, no cap 🫶

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🦋 ARGUMENTS 🦋

• rdev — a radeon_device pointer. that's your device, bestie, she's the main character here 👑

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💜 DESCRIPTION 💜

so what does it actually do? it fetches a GPU clock counter snapshot (SI), and then returns that 64 bit clock counter snapshot. that's it. no hidden lore, no secret side quests — just a clean snapshot and a uint64_t back in your hands ✨

think of it as pressing the shutter button on your GPU's little clock camera 📸

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🌈 SEE ALSO 🌈

• Kernel file ./drivers/gpu/drm/radeon/si.c — go read the source, iykyk 📖
• si_get_allowed_info_register(9)
• si_get_xclk(9)
• si_gfx_is_lockup(9)
• si_vm_decode_fault(9)

the whole friend group honestly 🫶 go say hi to all of them.

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🎀 sign-off 🎀

this lil page lives under ./drivers/gpu/drm/radeon and it's dated October 2026 — so yeah, future vibes fr fr. that's the whole manual, bestie, you ate it up 💖✨💅