pmic_arb_read_data(9)

💖 pmic_arb_read_data(9) — Kernel API Manual bestie entry 💖

okay so this is the Kernel API Manual page for pmic_arb_read_data(9), and we are doing this with full group-chat energy. no cap.

✨ NAME ✨

pmic_arb_read_data — reads pmic-arb's register and copy 1..4 bytes to buf.

🦋 SYNOPSIS 🦋

void pmic_arb_read_data (struct spmi_pmic_arb *pmic_arb , u8 *buf , u32 reg , u8 bc );

🌸 ARGUMENTS 🌸

• pmic_arb — the SPMI PMIC arbiter. that's the struct, bestie.
• buf — output parameter, and the length must be bc + 1. literally do not mess this up.
• reg — register's address. the place we're reading from.
• bc — byte count -1. range: 0..3. so 0 to 3 inclusive, periodt.

👑 SEE ALSO 👑

go peek at these too, they're iconic side quests:

• Kernel file ./drivers/spmi/spmi-pmic-arb.c
• struct spmi_pmic_arb_bus(9)
• struct spmi_pmic_arb(9)
• struct pmic_arb_ver_ops(9)
• pmic_arb_write_data(9)

okay that's the whole page, mwah 💋 this one lives in source/version ./drivers/spmi, dated October 2026, and it's pmic_arb_read_data(9) from the Kernel API Manual — slay, stay hydrated, and check your buffer length 🫶✨