regcache_write(9)

🎀 NAME 🎀

okay bestie, welcome to the Kernel API Manual — today's main character is regcache_write(9), and she's here to set the value of a given register in the cache. lowkey iconic. 💅

regcache_write — Set the value of a given register in the cache.

✨ SYNOPSIS ✨

int regcache_write (struct regmap *map , unsigned int reg , unsigned int value );

💖 ARGUMENTS 💖

• map — map to configure. like, the map you're configuring, bestie.
• reg — The register index. the little index number situation.
• value — The new register value. the fresh value going in.

🦋 DESCRIPTION 🦋

The return vibe is short and clear: it returns a negative value on failure, and 0 on success. that's the whole description, no cap. 🫶

🌈 SEE ALSO 🌈

the SEE ALSO besties are:

• Kernel file ./drivers/base/regmap/regcache.c
• regcache_read(9)
• regcache_sync(9)
• regcache_sync_region(9)
• regcache_drop_region(9)
• regcache_cache_only(9)
• regcache_mark_dirty(9)
• regcache_cache_bypass(9)
• regcache_reg_cached(9)

💖 cute little sign-off: source/version ./drivers/base/regmap, dated October 2026. periodt, mwah. 💋