hdm_enqueue(9)

hdm_enqueue(9) 💅

okay so this page is from the Kernel API Manual, and it’s all about hdm_enqueue — the function that takes a buffer and gets it ready to be used for data transfer. bestie, it’s giving kernel plumbing but make it cute ✨

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🌸 NAME 🌸

hdm_enqueue — receive a buffer to be used for data transfer 💖

✨ SYNOPSIS ✨

int hdm_enqueue (struct most_interface *iface , int channel , struct mbo
*mbo );

🎀 ARGUMENTS 🎀

• iface — interface to enqueue to, no cap.
• channel — ID of the channel.
• mbo — pointer to the buffer object.

🦋 DESCRIPTION 🦋

okay so this allocates a new URB and fills it according to the channel that is being used for transmission of data. Before the URB is submitted it is stored in the private anchor list. iconic behavior, honestly.

Returns 0 on success. On any error the URB is freed and a error code is returned 😭.

💀 CONTEXT 💀

Could in _some_ cases be interrupt! ⚠️

Like, not always, but in _some_ cases — keep that in mind, bestie.

🔥 SEE ALSO 🔥

• Kernel file ./drivers/most/most_usb.c
• struct most_dci_obj(9)
• struct most_dev(9)
• drci_rd_reg(9)
• drci_wr_reg(9)
• get_stream_frame_size(9)
• hdm_poison_channel(9)
• hdm_add_padding(9)
• hdm_remove_padding(9)
• hdm_write_completion(9)
• hdm_read_completion(9)
• hdm_configure_channel(9)
• hdm_request_netinfo(9)
• link_stat_timer_handler(9)
• wq_netinfo(9)
• wq_clear_halt(9)
• hdm_probe(9)
• hdm_disconnect(9)

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okay bye bestie 🫶 — source/version: ./drivers/most, date: October 2026, and yes, this is the hdm_enqueue(9) page. slay. 💜