qfprom_reg_write(9)

💅 qfprom_reg_write(9) 💅

okay bestie, welcome to the Kernel API Manual — yes, that's the manual name, and yes, we're reading the fuses page today. buckle up 🎀

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✨ NAME ✨

qfprom_reg_write — literally just write to fuses. that's the whole gig. 🫶

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🌸 SYNOPSIS 🌸

int qfprom_reg_write (void *context , unsigned int reg , void *_val ,
       size_t bytes );

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🦋 ARGUMENTS 🦋

• context — our driver data. it's ours, it's the vibe, it's what we got handed. 💖
• reg — the offset to write at. the exact spot. be normal about it.
• _val — pointer to the data to write. the actual goods.
• bytes — the number of bytes to write. count them, queen. 🔥

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💀 DESCRIPTION 💀

so it writes to fuses. that's it. that's the function.

⚠️ WARNING: THIS IS PERMANENT. ⚠️ like, permanent permanent. not "oops undo" permanent. not "ctrl+z" permanent. PERMANENT. no cap. the way that this is the one line in the whole page that's in all caps should tell you everything you need to know 😭💅

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⭐ RETURN ⭐

0 or -err.

that's it. either slay (0) or the error code (-err). no in-between, no participation trophy. 🎀

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🌈 SEE ALSO 🌈

• Kernel file ./drivers/nvmem/qfprom.c
• struct qfprom_soc_data(9)
• struct qfprom_priv(9)
• struct qfprom_touched_values(9)
• struct qfprom_soc_compatible_data(9)
• qfprom_disable_fuse_blowing(9)
• qfprom_enable_fuse_blowing(9)

go read the whole friend group, iykyk 🧚✨

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and that's the page, bestie 🫶 this one came from the source dir ./drivers/nvmem, dated October 2026 — so go forth, write your fuses, and remember: permanent. periodt. 👑💜