pcim_iomap_regions(9)

💅 pcim_iomap_regions(9) 💅

okay so bestie, welcome to the Kernel API Manual entry for pcim_iomap_regions — it's giving "request and iomap PCI BARs" energy, but also it's DEPRECATED, no cap. 🫶 More on that below. 💖

✨ NAME ✨

pcim_iomap_regions — Request and iomap PCI BARs (DEPRECATED). 💅

🦋 SYNOPSIS 🦋

int pcim_iomap_regions (struct pci_dev *pdev , int mask , const char
       *name );

🎀 ARGUMENTS 🎀

• pdev — the PCI device to map IO resources for. 🖥️
• mask — mask of BARs to request and iomap. 🎯
• name — name of the driver requesting the resources. 🏷️

🔥 RETURN 🔥

0 on success, negative error code on failure. That's the whole tea. 🍵

💜 DESCRIPTION 💜

Request and iomap regions specified by mask. 💫

⚠️ DEPRECATED ALERT ⚠️ This function is DEPRECATED. Do not use it in new code. Use pcim_iomap_region instead. bestie, I'm serious — new code should not be caught using this. 💀

🌈 SEE ALSO 🌈

the group chat includes the kernel file and all these function besties:

• Kernel file: ./drivers/pci/devres.c
• devm_pci_remap_iospace(9)
• devm_pci_remap_cfgspace(9)
• devm_pci_remap_cfg_resource(9)
• pcim_set_mwi(9)
• pcim_intx(9)
• pcim_enable_device(9)
• pcim_pin_device(9)
• pcim_iomap_table(9)
• pcim_iomap(9)
• pcim_iounmap(9)
• pcim_iomap_region(9)
• pcim_iounmap_region(9)
• pcim_request_region(9)
• pcim_release_region(9)
• pcim_release_all_regions(9)
• pcim_request_all_regions(9)
• pcim_iomap_range(9)

and that's the page, bestie! 🎀 page source ./drivers/pci, date October 2026 — periodt. 💅✨