zl3073x_write_hwreg(9)

💅 zl3073x_write_hwreg(9) — bestie edition

okay so this is a page from the Kernel API Manual and it's about one (1) tiny little function that literally just writes a value into a hardware register. very demure, very mindful. let's get into it 💖

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✨ NAME ✨

zl3073x_write_hwreg — write a value into a HW register 🎀

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🦋 SYNOPSIS 🦋

int zl3073x_write_hwreg (struct zl3073x_dev *zldev , u32 addr , u32
value );

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🌸 ARGUMENTS 🌸

• zldev — the zl3073x device pointer, aka your main character 🫶
• addr — the HW register's address, iykyk 📍
• value — the value that's getting written into that HW register ✨

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🧚 DESCRIPTION 🧚

so basically it stores the requested value into the HW register. that's it. that's the whole vibe. no cap, she does exactly one thing and she ate 💅

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⭐ RETURN ⭐

• 0 on success 🎉
• <0 on error 😭

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🔥 SEE ALSO 🔥

kernel file ./drivers/dpll/zl3073x/core.c plus the whole friend group:

• zl3073x_read_u8(9)
• zl3073x_write_u8(9)
• zl3073x_read_u16(9)
• zl3073x_write_u16(9)
• zl3073x_read_u32(9)
• zl3073x_write_u32(9)
• zl3073x_read_u48(9)
• zl3073x_write_u48(9)
• zl3073x_poll_zero_u8(9)
• zl3073x_do_hwreg_op(9)
• zl3073x_read_hwreg(9)
• zl3073x_update_hwreg(9)
• zl3073x_write_hwreg_seq(9)
• zl3073x_ref_phase_offsets_update(9)
• zl3073x_ref_freq_meas_latch(9)
• zl3073x_ref_freq_meas_update(9)
• zl3073x_dev_phase_meas_setup(9)
• zl3073x_dev_start(9)
• zl3073x_dev_stop(9)
• zl3073x_dev_probe(9)

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this page lives at ./drivers/dpll/zl3073x, dated October 2026, and it was genuinely iconic to read. go touch some registers bestie 💜🦋✨