rio_mport_chk_dev_access(9)

🎀 rio_mport_chk_dev_access(9) 🎀

okay so bestie, this page is from the Kernel API Manual — yes, the manual name is literally Kernel API Manual — and the main character is rio_mport_chk_dev_access(9). It's giving “tiny function, very important vibe check” 💅✨.

🌸 NAME 🌸

rio_mport_chk_dev_access — Validate access to the specified device. 💖

💅 SYNOPSIS 💅

here's the signature, and yes you can copy it exactly, no cap:

int rio_mport_chk_dev_access (struct rio_mport *mport , u16 destid , u8
hopcount );

✨ ARGUMENTS ✨

• mport — Master port to send transactions. 🫶
• destid — Device destination ID in network. 🦋
• hopcount — Number of hops into the network. 🎀

🔥 SEE ALSO 🔥

Kernel file: ./drivers/rapidio/rio.c — that's the path, periodt. The whole see-also squad is:

• rio_local_get_device_id(9)
• rio_query_mport(9)
• rio_alloc_net(9)
• rio_local_set_device_id(9)
• rio_add_device(9)
• rio_request_inb_mbox(9)
• rio_release_inb_mbox(9)
• rio_request_outb_mbox(9)
• rio_release_outb_mbox(9)
• rio_setup_inb_dbell(9)
• rio_request_inb_dbell(9)
• rio_release_inb_dbell(9)
• rio_request_outb_dbell(9)
• rio_release_outb_dbell(9)
• rio_add_mport_pw_handler(9)
• rio_del_mport_pw_handler(9)
• rio_request_inb_pwrite(9)
• rio_release_inb_pwrite(9)
• rio_pw_enable(9)
• rio_map_inb_region(9)
• rio_unmap_inb_region(9)
• rio_map_outb_region(9)
• rio_unmap_outb_region(9)
• rio_mport_get_physefb(9)
• rio_get_comptag(9)
• rio_set_port_lockout(9)
• rio_enable_rx_tx_port(9)
• rio_chk_dev_route(9)
• rio_chk_dev_access(9)
• rio_get_input_status(9)
• rio_clr_err_stopped(9)
• rio_inb_pwrite_handler(9)
• rio_mport_get_efb(9)
• rio_mport_get_feature(9)
• rio_std_route_add_entry(9)
• rio_std_route_get_entry(9)
• rio_std_route_clr_table(9)
• rio_lock_device(9)
• rio_unlock_device(9)
• rio_route_add_entry(9)
• rio_route_get_entry(9)
• rio_route_clr_table(9)
• rio_request_mport_dma(9)
• rio_release_dma(9)
• rio_dma_prep_xfer(9)
• rio_register_scan(9)
• rio_mport_scan(9)

mwah 💋 this little page lives under ./drivers/rapidio, it's dated October 2026, and it's still serving rio_mport_chk_dev_access(9) energy. bye bestie, go validate that device access! 🎀🦋💖