devm_cxl_add_dport_by_dev(9)

🌸 NAME 🌸

okay so this page is devm_cxl_add_dport_by_dev(9) from the Kernel API Manual, and it's literally here to allocate a dport by dport device ✨

✨ SYNOPSIS ✨

struct cxl_dport * devm_cxl_add_dport_by_dev (struct cxl_port *port ,
       struct device *dport_dev );

🎀 ARGUMENTS 🎀

• port — the cxl_port that hosts the dport 🫶
• dport_dev — the dport device; the original page leaves its description blank, so no invented lore here 🙈

💅 DESCRIPTION 💅

Returns the allocated dport on success, or an ERR_PTR of -errno on error 😭✨

🦋 SEE ALSO 🦋

• Kernel file ./drivers/cxl/core/pci.c cxl core pci(9)
• cxl_hdm_decode_init(9)
• read_cdat_data(9)
• cxl_pci_get_latency(9)

source/version: ./drivers/cxl/core · date: October 2026 — signing off, mwah 💅✨