current_trigger_show(9)

current_trigger_show(9) 💅

🎀 NAME 🎀

okay so bestie, this is the Kernel API Manual page for current_trigger_show — trigger consumer sysfs query current trigger 💅 no cap.

✨ SYNOPSIS ✨

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

🌸 ARGUMENTS 🌸

• dev — the device associated with an industrial I/O device 🛠️
• attr — pointer to the device_attribute structure that is being processed 💅
• buf — buffer where the current trigger name will be printed into 🖨️

🦋 DESCRIPTION 🦋

okay so for trigger consumers, the current_trigger interface is literally the vibe check that lets you query which trigger the device is using. That's the whole thing — it asks the device, “bestie, what trigger are you on?” 💖

🌈 RETURN 🌈

• on failure → a negative number 😭
• on success → the number of characters written ✍️
• if no trigger is available → 0 🫥

👑 SEE ALSO 👑

• Kernel file ./drivers/iio/industrialio-trigger.c 📁
• name_show(9)
• iio_trigger_poll(9)
• iio_trigger_poll_nested(9)
• current_trigger_store(9)
• __iio_trigger_alloc(9)
• __devm_iio_trigger_alloc(9)
• devm_iio_trigger_register(9)
• iio_validate_own_trigger(9)
• iio_trigger_validate_own_device(9)

mwah 💋 — source/version ./drivers/iio, October 2026, for current_trigger_show(9). periodt 🎀