tsi721_query_mport(9)

🌸 NAME 🌸

tsi721_query_mport — Fetch inbound message from the Tsi721 MSG Queue 💌

okay so real quick, this is a page from the Kernel API Manual, and it's about one single little function living in the RapidIO / Tsi721 corner of the kernel. She has one job: fetching an inbound message from the Tsi721 MSG Queue. Iconic behavior, honestly.

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✨ SYNOPSIS ✨

int tsi721_query_mport (struct rio_mport *mport , struct rio_mport_attr
*attr );

like, that's the whole signature bestie. two args, go off 🫶

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🎀 ARGUMENTS 🎀

• mport — the master port that's implementing the Inbound Messaging Engine 👑
• attr — the mport device attributes 💅

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💖 RETURN 💖

pointer to the message on success or NULL on failure 😭

not me noticing the synopsis says int and the return section says pointer... that's literally what the page says though, so I'm just the messenger 🫣💀

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🦋 SEE ALSO 🦋

okay so this is the part where the page just lists her entire friend group and honestly? the way she knows everyone 😭💖

Kernel file ./drivers/rapidio/devices/tsi721.c plus:

• 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_open_inb_mbox(9)
• tsi721_close_inb_mbox(9)
• tsi721_add_inb_buffer(9)
• tsi721_get_inb_message(9)
• tsi721_messages_init(9)
• tsi721_disable_ints(9)
• tsi721_setup_mport(9)

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and that's the whole page, no cap 💜 she's filed under ./drivers/rapidio/devices, dated October 2026, and she's page tsi721_query_mport(9) of the Kernel API Manual. go read her siblings, slay 🌈⭐