pdc_setup_debugfs(9)

🌸 NAME 🌸

okay so bestie, this is the pdc_setup_debugfs(9) page from the Kernel API Manual, and the function is pdc_setup_debugfs — it creates the debug FS directories. If the top-level directory has not yet been created, it creates it now, periodt. It also creates a stats file in this directory for a SPU. literally iconic debug FS setup energy 💅✨

✨ SYNOPSIS ✨

void pdc_setup_debugfs (struct pdc_state *pdcs );

no cap, that's the whole signature. 🫶

🎀 ARGUMENTS 🎀

• pdcs — the PDC state structure. that's the arg, bestie, and it's giving exactly what it needs to give 💖

🦋 SEE ALSO 🦋

lowkey also peek at the Kernel file ./drivers/mailbox/bcm-pdc-mailbox.c, plus these related functions — all of them, because we do not skip the lore:

• pdc_build_rxd(9)
• pdc_build_txd(9)
• pdc_receive_one(9)
• pdc_receive(9)
• pdc_tx_list_sg_add(9)
• pdc_tx_list_final(9)
• pdc_rx_list_init(9)
• pdc_rx_list_sg_add(9)
• pdc_irq_handler(9)
• pdc_work_cb(9)
• pdc_ring_init(9)
• pdc_desc_count(9)
• pdc_rings_full(9)
• pdc_last_tx_done(9)
• pdc_send_data(9)
• pdc_hw_init(9)
• pdc_hw_disable(9)
• pdc_rx_buf_pool_create(9)
• pdc_interrupts_init(9)
• pdc_mb_init(9)
• pdc_dt_read(9)
• pdc_probe(9)

cute little sign-off: this whole vibe is brought to you by the ./drivers/mailbox source/version, dated October 2026, and yes it's still pdc_setup_debugfs(9) — bye bestie, stay debuggy 💜🌈