STRUCT BCM_DB(9)

💖 struct bcm_db(9) 💖

okay so bestie, welcome to the Kernel API Manual page for struct bcm_db 😭✨ it’s giving tiny-kernel-struct main character energy, and we’re gonna read it together. no cap.

🎀 NAME 🎀

struct bcm_db — Auxiliary data pertaining to each Bus Clock Manager (BCM) 💅

✨ SYNOPSIS ✨

       struct bcm_db {
           __le32 unit;
           __le16 width;
           u8 vcd;
           u8 reserved;
        };

🌸 Members 🌸

okay bestie, the members are giving “small struct, important little job” 🫶:

• unit — divisor used to convert bytes/sec bw value to an RPMh msg 💖
• width — multiplier used to convert bytes/sec bw value to an RPMh msg ✨
• vcd — virtual clock domain that this bcm belongs to 🦋
• reserved — reserved field 🙈

🌈 SEE ALSO 🌈

go peek at the Kernel file ./drivers/interconnect/qcom/icc-rpmh.h, plus struct qcom_icc_provider(9), struct qcom_icc_qosbox(9), struct qcom_icc_node(9), and struct qcom_icc_bcm(9) 👑

xoxo, your kernel bestie 💖 — source: ./drivers/interconnect/qcom · page/version: struct bcm_db(9) · date: October 2026 🎀