fw_ver_show(9)

🌸 NAME 🌸

fw_ver_show — bestie, this is the one that displays the ME FW version ✨

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💅 SYNOPSIS 💅

ssize_t fw_ver_show (struct device *device , struct device_attribute
*attr , char *buf );

okay so it hands back an ssize_t, she takes three lil args, and she's out here doing her thing 💖

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🎀 ARGUMENTS 🎀

• device — a device pointer, literally just the pointer to the device, that's the whole vibe 🫶
• attr — an attribute pointer, yeah she's also a pointer, iconic of her ngl
• buf — a char out buffer, this is where the output goes to live its best life 🦋

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✨ RETURN ✨

She gives you back the number of the bytes printed into buf — or an error 😭 (so like, either a byte count or a whoopsie, no in-between)

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🌈 SEE ALSO 🌈

Kernel file ./drivers/misc/mei/main.c 🧚 and then, hold on, the whole group chat:

• mei_open(9)
• mei_cl_vtag_remove_by_fp(9)
• mei_release(9)
• mei_read(9)
• mei_cl_vtag_by_fp(9)
• mei_write(9)
• mei_ioctl_connect_client(9)
• mei_vt_support_check(9)
• mei_ioctl_connect_vtag(9)
• mei_ioctl_client_notify_request(9)
• mei_ioctl_client_notify_get(9)
• mei_ioctl(9)
• mei_poll(9)
• mei_cl_is_write_queued(9)
• mei_fsync(9)
• mei_fasync(9)
• trc_show(9)
• fw_status_show(9)
• hbm_ver_show(9)
• hbm_ver_drv_show(9)
• dev_state_show(9)
• mei_set_devstate(9)
• kind_show(9)
• mei_minor_get(9)
• mei_minor_free(9)

like, the entire friend group fr fr 👑

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this page lives in the Kernel API Manual, in case u were wondering where she's from 💖

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mwah, that's a wrap 🎀 — straight outta ./drivers/misc/mei, dated October 2026, page fw_ver_show(9). slay, go read the source bestie 💜