lcd_device_register(9)

💖 NAME 💖

okay so this is the lcd_device_register(9) page from the Kernel API Manual, and it's literally about one job: register a new object of lcd_device class. that's the whole vibe, bestie. 🎀

✨ SYNOPSIS ✨

struct lcd_device * lcd_device_register (const char *name , struct device *parent , void *devdata , const struct lcd_ops *ops );

no cap, that's the whole signature. copy it exactly. 💅

🫶 ARGUMENTS 🫶

• name — the name of the new object, and it must be the same as the name of the respective framebuffer device. like, not similar. the same. iykyk. 💖
• parent — pointer to the parent's struct device.
• devdata — an optional pointer that gets stored in the device. the methods may retrieve it by using lcd_get_data(ld). 🍓
• ops — the lcd operations structure. the ops. the behavior. the main character energy. ✨

🦋 DESCRIPTION 🦋

this function creates and registers a new lcd device. it returns either an ERR_PTR or a pointer to the newly allocated device. that's it. that's the tea. 🦋

💜 SEE ALSO 💜

• Kernel file ./drivers/video/backlight/lcd.c
• lcd_device_unregister(9)
• devm_lcd_device_register(9)
• devm_lcd_device_unregister(9)

go check these besties too, fr fr. 🌈

sign-off: brought to you by ./drivers/video/backlight, October 2026, and the lcd_device_register(9) manual page. mwah 💋✨