radeon_uvd_count_handles(9)

💅 radeon_uvd_count_handles — a Kernel API Manual moment

okay so bestie, this is a page from the Kernel API Manual and it's literally about counting open streams on your radeon device. short page, but she ate ✨

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🌸 NAME 🌸

radeon_uvd_count_handles — count number of open streams 💖

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✨ SYNOPSIS ✨

void radeon_uvd_count_handles (struct radeon_device *rdev , unsigned *sd , unsigned *hd );

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🎀 ARGUMENTS 🎀

• rdev — a radeon_device pointer, iykyk 🫶
• sd — number of SD streams
• hd — number of HD streams

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🦋 DESCRIPTION 🦋

So what she does is count the number of open SD/HD streams, and that count is used as a hint for power management. that's it, that's the whole vibe 💅

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🌈 SEE ALSO 🌈

• Kernel file ./drivers/gpu/drm/radeon/radeon_uvd.c
• radeon_uvd_calc_upll_dividers(9)

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and that's the page, bestie 🍓 this one came from ./drivers/gpu/drm/radeon, dated October 2026 — go off, king 👑✨