DALSMC_MSG_BacoAudioD3PME(9)

✨ DALSMC_MSG_BacoAudioD3PME ✨

okay so bestie, welcome to the Kernel API Manual, section 9 🎀 — this is the little page about DALSMC_MSG_BacoAudioD3PME, and honestly? it's a whole glow-up moment for your audio block 💅

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💖 NAME 💖

DALSMC_MSG_BacoAudioD3PME — wakes the audio block up from D3/BACO. like, it's the alarm clock for your AZ block and it does not hit snooze 🌸

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🦋 SYNOPSIS 🦋

DALSMC_MSG_BacoAudioD3PME

no args, no little parameter list, nothing extra. it's giving minimalism, it's giving "i already know what i'm about" ✨

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🌈 DESCRIPTION 🌈

so what this iconic little message does: it triggers PMFW to bring the AZ (audio) block out of its D3 power state 🔥

that's the whole vibe. no arguments, no response data — you send it, it happens. the result code is what tells you if things went well, so keep an eye on that bestie 👀

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🫶 SEE ALSO 🫶

the kernel file that lives with this one:

./drivers/gpu/drm/amd/display/dc/clk_mgr/dcn60/dalsmc.h

and the whole friend group of messages (fr fr, they all hang out together):

• DALSMC_MSG_TestMessage(9)
• DALSMC_MSG_GetMsgHeaderVersion(9)
• DALSMC_MSG_TransferTableSmu2Dram(9)
• DALSMC_MSG_SetHardMinByFreq(9)
• DALSMC_MSG_SetMinDeepSleepDcfclk(9)
• DALSMC_MSG_ReturnHardMinStatus(9)
• DALSMC_MSG_IndicatePstateStatus(9)
• DALSMC_MSG_UpdateUTMQoSRequest(9)
• DALSMC_MSG_SetDisplayIdleOptimizations(9)
• DALSMC_MSG_SetStutterEfficiency(9)
• TABLE_SOC_UTM(9)
• TABLE_DAL_INIT(9)

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ngl, if you're digging through these you're already kind of a legend 🔥 go read the rest of the squad, TABLE_DAL_INIT(9) is right there waiting for you 💜

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and that's the tea, bestie 🍓 this one came out of the ./drivers/gpu/drm/amd/display/... source tree, dated October 2026, and yes — the page is literally called DALSMC_MSG_BacoAudioD3PME(9), slay 💅✨