tsi721_open_inb_mbox(9)

💖 tsi721_open_inb_mbox(9) — the Kernel API Manual page you've been waiting for 🎀

okay so bestie, welcome to tsi721_open_inb_mbox(9) ✨ this one lives in the Kernel API Manual, and it's all about firing up the Tsi721 inbound mailbox. no cap, it's a lil function with a big job. let's get into it 💅

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🌸 NAME 🌸

tsi721_open_inb_mbox — Initialize Tsi721 inbound mailbox 🦋

like, literally its entire personality is initializing the inbound mailbox. that's the vibe. that's the whole assignment. periodt.

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✨ SYNOPSIS ✨

int tsi721_open_inb_mbox (struct rio_mport *mport , void *dev_id , int
mbox , int entries );

four args, one int coming back at you. she's compact, she's iconic 👑

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🫶 ARGUMENTS 🫶

• mport — the Master port implementing the Inbound Messaging Engine 💖 this is the main character port doing all the actual work.
• dev_id — a device specific pointer that gets passed on event 🎀 so when something happens, this is the little tag that rides along.
• mbox — the mailbox to open 📬 yeah, which one. you gotta tell her.
• entries — number of entries in the inbound mailbox ring 🌈 i.e. how much room the ring's got.

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⭐ RETURN ⭐

0 on success, or a -errno value on failure 😭 (that's the classic "nope, something went sideways" energy).

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🦋 SEE ALSO 🦋

so this page is part of a whole friend group — the kernel file ./drivers/rapidio/devices/tsi721.c plus a genuinely huge squad of siblings, and yes, we're listing every single one because nobody gets left out 💜

• tsi721_lcread(9)
• tsi721_lcwrite(9)
• tsi721_maint_dma(9)
• tsi721_cread_dma(9)
• tsi721_cwrite_dma(9)
• tsi721_pw_handler(9)
• tsi721_pw_enable(9)
• tsi721_dsend(9)
• tsi721_dbell_handler(9)
• tsi721_irqhandler(9)
• tsi721_omsg_msix(9)
• tsi721_imsg_msix(9)
• tsi721_srio_msix(9)
• tsi721_sr2pc_ch_msix(9)
• tsi721_request_msix(9)
• tsi721_enable_msix(9)
• tsi721_init_pc2sr_mapping(9)
• tsi721_rio_map_inb_mem(9)
• tsi721_rio_unmap_inb_mem(9)
• tsi721_init_sr2pc_mapping(9)
• tsi721_port_write_init(9)
• tsi721_bdma_maint_init(9)
• tsi721_add_outb_message(9)
• tsi721_omsg_handler(9)
• tsi721_open_outb_mbox(9)
• tsi721_close_outb_mbox(9)
• tsi721_imsg_handler(9)
• tsi721_close_inb_mbox(9)
• tsi721_add_inb_buffer(9)
• tsi721_get_inb_message(9)
• tsi721_messages_init(9)
• tsi721_query_mport(9)
• tsi721_disable_ints(9)
• tsi721_setup_mport(9)

ngl that's a lot of cross-references, but that's the RapidIO life 🧚 and like — tsi721_close_inb_mbox(9) is right there if you ever need to, y'know, undo this one. balanced. as all things should be 💫

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and that's the page, bestie 💅 source lives at ./drivers/rapidio/devices, dated October 2026, and the whole thing answers to the name tsi721_open_inb_mbox(9) — go open that mailbox, you got this 💖✨🎀