tsi721_omsg_msix(9)

💅 tsi721_omsg_msix — the manual page, bestie edition

okay so this is a page from the section 9 Kernel API Manual, and it's about tsi721_omsg_msix. yes the name is a mouthful, we don't make the rules, we just slay them ✨

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🌸 NAME 🌸

tsi721_omsg_msix — the MSI-X interrupt handler for outbound messaging, and honestly? it's giving "small function, big responsibility" 👑

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🎀 SYNOPSIS 🎀

irqreturn_t tsi721_omsg_msix (int irq , void *ptr );

like, that's the whole signature. cute. iconic. no notes 💖

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🦋 ARGUMENTS 🦋

• irq — the Linux interrupt number. that's the whole personality of this one ngl, it's just a number with a job 🫶
• ptr — a pointer to interrupt-specific data, which is literally a tsi721_device structure. she comes with luggage, and the luggage is a struct 💅

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⭐ DESCRIPTION ⭐

so what does she do? she handles outbound messaging interrupts that are signaled using MSI-X. that's it, that's the lore. no cap, that's the entire description and honestly we respect the confidence 🔥

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🍓 RETURN 🍓

IRQ_HANDLED

like she just hands it right back. main character energy fr fr 👑

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🌈 SEE ALSO 🌈

bestie there are SO many siblings, buckle in, we're doing the whole family tree 🧚‍♀️✨

• the kernel file lives at ./drivers/rapidio/devices/tsi721.c
• 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_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_query_mport(9)
• tsi721_disable_ints(9)
• tsi721_setup_mport(9)

that's 34 cross-references babes, do NOT skip a single one, iykyk 💀

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okay and for the little sign-off moment: this whole thing lives under ./drivers/rapidio/devices, and the man page is dated October 2026 — so she's from the future, obviously, we love a time traveler 💜✨

that's the page!! go read tsi721_omsg_handler(9) next or whatever, mwah 🫶💖