adf_send_vf2pf_req(9)

okay so bestie, this is adf_send_vf2pf_req(9) from the Kernel API Manual, and it’s literally the function that sends a VF2PF request message. Main-character kernel energy only. 💅

🌸 NAME 🌸

adf_send_vf2pf_req — send VF2PF request message ✨

🧚 SYNOPSIS 🧚

int adf_send_vf2pf_req (struct adf_accel_dev *accel_dev , struct
       pfvf_message msg , struct pfvf_message *resp );

💖 ARGUMENTS 💖

• accel_dev — Pointer to acceleration device. 🫶
• msg — Request message to send. 📨
• resp — Returned PF response. 👑

🦋 DESCRIPTION 🦋

This function sends a message that requires a response from the VF to the PF and waits for a reply. That’s the whole vibe: send it, then wait for the answer. No cap. ⏳

🌈 RETURN 🌈

0 on success, error code otherwise. Slay when it’s 0, and cry a lil when it’s an error code. 😭

🔥 SEE ALSO 🔥

• Kernel file ./drivers/crypto/intel/qat/qat_common/adf_pfvf_vf_proto.c
• adf_send_vf2pf_msg(9)
• adf_recv_pf2vf_msg(9)
• adf_send_vf2pf_blkmsg_req(9)
• adf_enable_vf2pf_comms(9)

mwah 💋 before you go: this page’s source/version is ./drivers/crypto/intel/qat/qat..., dated October 2026, and it’s literally adf_send_vf2pf_req(9). periodt 💖