brcmf_sdio_txpkt_prep(9)

💖 brcmf_sdio_txpkt_prep(9) — Kernel API Manual 🦋

✨ NAME ✨

brcmf_sdio_txpkt_prep — packet preparation for transmit 💅 no cap, that’s the whole vibe.

🌸 SYNOPSIS 🌸

int brcmf_sdio_txpkt_prep (struct brcmf_sdio *bus , struct sk_buff_head
       *pktq , uint chan );

🎀 ARGUMENTS 🎀

• bus — brcmf_sdio structure pointer — like, the main-character struct pointer 🫶
• pktq — packet list pointer — the packet list pointer, bestie, literally 📦
• chan — virtual channel to transmit the packet — the virtual channel you’re sending the packet on ✨

💫 DESCRIPTION 💫

okay so here’s the tea: the processes to be applied to the packet are literally:

• Align data buffer pointer 🌈
• Align data buffer length 🎀
• Prepare header ⭐

👑 RETURN 👑

negative value if there is error 😭 — if it goes wrong, you get a negative value, periodt.

🦋 SEE ALSO 🦋

• Kernel file ./drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c 👀
• brcmf_sdio_txpkt_postp(9) 💜

okay that’s the whole page bestie 💖 source/version: ./drivers/net/wireless/broadco... · date: October 2026 · manual: brcmf_sdio_txpkt_prep(9) — mwah, byeee 🎀✨