cxgb4_port_chan(9)

💅 cxgb4_port_chan(9) — kernel API manual, section 9

Okay so bestie, welcome to the <pink>Kernel API Manual</pink> ✨ — yes, section 9, the fun one, the driver-internals one. This page is about cxgb4_port_chan, and honestly? It's a little bite-size icon and I'm obsessed. 🎀

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✨ NAME ✨

cxgb4_port_chan — get the HW channel of a port 🦋

🌸 SYNOPSIS 🌸

unsigned int cxgb4_port_chan (const struct net_device *dev );

💖 ARGUMENTS 💖

• dev — the net device for the port 👑 that's it, that's the whole input, she's low maintenance

🔥 DESCRIPTION 🔥

Return the HW Tx channel of the given port. That's the vibe. You hand her a port, she hands you back its hardware Tx channel number. Short, sweet, main character energy, no cap. 💅

🌈 SEE ALSO 🌈

The kernel file where all this lives, fr fr:

Kernel file ./drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c

And the whole friend group 🫶 — go say hi:

• cxgb4_change_mac(9)
• cxgb4_write_rss(9)
• setup_rss(9)
• setup_sge_queues(9)
• cxgb4_set_rspq_intr_params(9)
• cxgb4_create_server(9)
• cxgb4_best_mtu(9)
• cxgb4_best_aligned_mtu(9)
• cxgb4_port_e2cchan(9)
• cxgb4_port_viid(9)
• cxgb4_port_idx(9)
• cxgb_up(9)

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ngl this one is tiny but she ATE 💀 tiny page, huge purpose, that's the energy

./drivers/net/ethernet/chelsio... · October 2026 · cxgb4_port_chan(9)

And that's the page! 🌟 Signing off with the source/version and date so nothing gets lost: the source is ./drivers/net/ethernet/chelsio..., dated October 2026, and the manual page is cxgb4_port_chan(9). Periodt. 💜🧚