pcc_map_interrupt(9)

okay bestie, welcome to pcc_map_interrupt(9) from the Kernel API Manual 💖 this one is literally about mapping a PCC subspace GSI to a linux IRQ number, and yes, it's giving tiny-but-important kernel helper energy ✨

💖 NAME 💖

pcc_map_interrupt — Map a PCC subspace GSI to a linux IRQ number 🫶

✨ SYNOPSIS ✨

int pcc_map_interrupt (u32 interrupt , u32 flags );

🌸 ARGUMENTS 🌸

• interrupt — GSI number 👑
• flags — interrupt flags 🎀

🦋 RETURN 🦋

bestie, here's the vibe check: a valid linux IRQ number on success, 0 or -EINVAL on failure 😭💅

🌈 SEE ALSO 🌈

Kernel file ./drivers/mailbox/pcc.c 👀

• struct pcc_chan_reg(9)
• struct pcc_chan_info(9)
• pcc_mbox_irq(9)
• pcc_mbox_request_channel(9)
• pcc_mbox_free_channel(9)
• pcc_send_data(9)
• pcc_startup(9)
• pcc_shutdown(9)
• parse_pcc_subspace(9)
• pcc_parse_subspace_irq(9)
• pcc_parse_subspace_db_reg(9)
• pcc_parse_subspace_shmem(9)
• acpi_pcc_probe(9)
• pcc_mbox_probe(9)

and that's the whole iconic little page, bestie 💜 this cutie came from ./drivers/mailbox and is dated October 2026 — periodt 🌟💅