pch_gbe_mdio_read(9)

💖 NAME 💖

okay so this is the pch_gbe_mdio_read(9) page from the Kernel API Manual, and the function is literally the read function for mii. that’s the whole name, bestie — small name, main character energy. 💅

✨ SYNOPSIS ✨

here’s the exact signature, no cap:

int pch_gbe_mdio_read (struct net_device *netdev , int addr , int reg );

🎀 ARGUMENTS 🎀

• netdev — the network interface device structure. yes, that whole struct is showing up to the function. 🫶
• addr — Phy ID. the address-y bestie.
• reg — Access location. this is where the reading is happening. 👑

💀 RETURN 💀

• 0 — Successfully. slay, it worked. ✨
• a negative value — Failed. 😭 not the negative value, fr fr.

🔥 SEE ALSO 🔥

first up, the kernel file reference — keep it exact:

• ./drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c

and here’s the whole cross-reference friend group, because they all deserve their moment:

• pch_gbe_mac_read_mac_addr(9), pch_gbe_wait_clr_bit(9), pch_gbe_mac_mar_set(9), pch_gbe_mac_reset_hw(9), pch_gbe_mac_init_rx_addrs(9)
• pch_gbe_mac_force_mac_fc(9), pch_gbe_mac_set_wol_event(9), pch_gbe_mac_ctrl_miim(9), pch_gbe_mac_set_pause_packet(9), pch_gbe_alloc_queues(9)
• pch_gbe_init_stats(9), pch_gbe_init_phy(9), pch_gbe_mdio_write(9), pch_gbe_reset_task(9), pch_gbe_reinit_locked(9)
• pch_gbe_reset(9), pch_gbe_free_irq(9), pch_gbe_irq_disable(9), pch_gbe_irq_enable(9), pch_gbe_setup_tctl(9)
• pch_gbe_configure_tx(9), pch_gbe_setup_rctl(9), pch_gbe_configure_rx(9), pch_gbe_unmap_and_free_tx_resource(9), pch_gbe_unmap_and_free_rx_resource(9)
• pch_gbe_clean_tx_ring(9), pch_gbe_clean_rx_ring(9), pch_gbe_watchdog(9), pch_gbe_tx_queue(9), pch_gbe_update_stats(9)
• pch_gbe_intr(9), pch_gbe_alloc_rx_buffers(9), pch_gbe_alloc_tx_buffers(9), pch_gbe_clean_tx(9), pch_gbe_clean_rx(9)
• pch_gbe_setup_tx_resources(9), pch_gbe_setup_rx_resources(9), pch_gbe_free_tx_resources(9), pch_gbe_free_rx_resources(9), pch_gbe_request_irq(9)
• pch_gbe_up(9), pch_gbe_down(9), pch_gbe_sw_init(9), pch_gbe_open(9), pch_gbe_stop(9)
• pch_gbe_xmit_frame(9), pch_gbe_set_multi(9), pch_gbe_set_mac(9), pch_gbe_change_mtu(9), pch_gbe_set_features(9)
• pch_gbe_ioctl(9), pch_gbe_tx_timeout(9), pch_gbe_napi_poll(9), pch_gbe_netpoll(9)

and for the cute little footer moment: the source/version vibe is ./drivers/net/ethernet/oki-sem..., the date is October 2026, and the page title is still pch_gbe_mdio_read(9) — periodt. 🦋💖