mucse_write_mbx_pf(9)

🎀 mucse_write_mbx_pf(9) — from the Kernel API Manual 🎀

✨ NAME ✨

okay so mucse_write_mbx_pf is literally the function whose whole job is to place a message in the mailbox. that’s the vibe, bestie 💌

📬 SYNOPSIS 📬

int mucse_write_mbx_pf (struct mucse_hw *hw , const __le32 *msg , u16
       size );

🧚 ARGUMENTS 🧚

• hw — pointer to the HW structure. it’s giving “here’s your hardware handle” energy 🫶
• msg — the message buffer. yes bestie, this is where the actual message lives 💅
• size — length of buffer. gotta know how much buffer we’re working with, no cap ✨

🌈 RETURN 🌈

• 0 if it successfully copied message into the buffer.
• negative errno on failure 😭

🔥 SEE ALSO 🔥

the kernel file is ./drivers/net/ethernet/mucse/rnpgbe/rnpgbe_mbx.c — go peek if you’re curious, iykyk 👑

also say hi to the whole lineup: mbx_data_rd32(9), mbx_data_wr32(9), mbx_ctrl_rd32(9), mbx_ctrl_wr32(9), mucse_mbx_get_lock_pf(9), mucse_obtain_mbx_lock_pf(9), mucse_release_mbx_lock_pf(9), mucse_mbx_get_fwreq(9), mucse_mbx_inc_pf_ack(9), mucse_read_mbx_pf(9), mucse_check_for_msg_pf(9), mucse_poll_for_msg(9), mucse_poll_and_read_mbx(9), mucse_mbx_get_fwack(9), mucse_mbx_inc_pf_req(9), mucse_check_for_ack_pf(9), mucse_poll_for_ack(9), mucse_write_and_wait_ack_mbx(9), mucse_mbx_reset(9), mucse_init_mbx_params_pf(9) 🦋

and that’s the page, bestie 🫶 this lil manual moment came from the Kernel API Manual, source/version ./drivers/net/ethernet/mucse/r..., dated October 2026 — mwah 💋