mmc_alloc_host(9)

💖 NAME 💖

mmc_alloc_host — bestie, this is the one that initialises the per-host structure ✨

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🦋 SYNOPSIS 🦋

struct mmc_host * mmc_alloc_host (int extra , struct device *dev );

Like, that's the whole vibe rn 👑

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🎀 ARGUMENTS 🎀

• extra — lowkey just sizeof of your private data structure, that's it, that's the whole assignment 💅
• dev — a pointer to the host device model structure, the main character of this whole operation fr fr

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🌸 DESCRIPTION 🌸

Okay so picture this: it initialises the per-host structure. That's the tea ☕ No cap, that truly is the entire plot of the function — it sets up the per-host structure and hands you back a struct mmc_host *.

We're in the Kernel API Manual by the way, just so you know the ~lore~ 🧚

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🌈 SEE ALSO 🌈

Kernel file ./drivers/mmc/core/host.c — go read it, it's giving source material 📖

And the whole friend group of related functions, each one iconic in her own right:

• mmc_retune_enable(9)
• mmc_retune_disable(9)
• mmc_of_parse(9)
• mmc_of_parse_voltage(9)
• mmc_first_nonreserved_index(9)
• mmc_add_host(9)
• mmc_remove_host(9)
• mmc_free_host(9)

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mwah 💋 this page lives in ./drivers/mmc/core, dated October 2026, and the header says mmc_alloc_host(9) in the Kernel API Manual — slay, go forth and allocate responsibly 🫶⭐