mei_txe_input_doorbell_set(9)

💅 mei_txe_input_doorbell_set(9) — the kernel API manual, but make it cute

okay so bestie, welcome to the mei_txe_input_doorbell_set(9) page from the Kernel API Manual ✨ this one is short and sweet and honestly it does exactly one (1) thing, and it does it iconically.

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🌸 NAME 🌸

mei_txe_input_doorbell_set — the function that sets bit 0 in SEC_IPC_INPUT_DOORBELL.IPC_INPUT_DOORBELL. that's it. that's the whole job. and it ate 💅

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✨ SYNOPSIS ✨

void mei_txe_input_doorbell_set (struct mei_txe_hw *hw );

no return value, no drama, just vibes and a doorbell 🎀

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🦋 ARGUMENTS 🦋

• hw — the txe hardware structure. like, the whole hardware situation, passed in. she's the main character of this function ngl 🫶

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💖 SEE ALSO 💖

the kernel file lives at ./drivers/misc/mei/hw-txe.c and honestly the whole friend group is here — go say hi to all of them:

• mei_txe_reg_read(9)
• mei_txe_reg_write(9)
• mei_txe_sec_reg_read_silent(9)
• mei_txe_sec_reg_read(9)
• mei_txe_sec_reg_write_silent(9)
• mei_txe_sec_reg_write(9)
• mei_txe_br_reg_read(9)
• mei_txe_br_reg_write(9)
• mei_txe_aliveness_set(9)
• mei_txe_aliveness_req_get(9)
• mei_txe_aliveness_get(9)
• mei_txe_aliveness_poll(9)
• mei_txe_aliveness_wait(9)
• mei_txe_aliveness_set_sync(9)
• mei_txe_pg_in_transition(9)
• mei_txe_pg_is_enabled(9)
• mei_txe_pg_state(9)
• mei_txe_input_ready_interrupt_enable(9)
• mei_txe_output_ready_set(9)
• mei_txe_is_input_ready(9)
• mei_txe_intr_clear(9)
• mei_txe_intr_disable(9)
• mei_txe_intr_enable(9)
• mei_txe_synchronize_irq(9)
• mei_txe_pending_interrupts(9)
• mei_txe_input_payload_write(9)
• mei_txe_out_data_read(9)
• mei_txe_readiness_set_host_rdy(9)
• mei_txe_readiness_clear(9)
• mei_txe_readiness_get(9)
• mei_txe_readiness_is_sec_rdy(9)
• mei_txe_hw_is_ready(9)
• mei_txe_host_is_ready(9)
• mei_txe_readiness_wait(9)
• mei_txe_fw_status(9)
• mei_txe_hw_config(9)
• mei_txe_write(9)
• mei_txe_hbuf_depth(9)
• mei_txe_hbuf_empty_slots(9)
• mei_txe_count_full_read_slots(9)
• mei_txe_read_hdr(9)
• mei_txe_read(9)
• mei_txe_hw_reset(9)
• mei_txe_hw_start(9)
• mei_txe_check_and_ack_intrs(9)
• mei_txe_irq_quick_handler(9)
• mei_txe_irq_thread_handler(9)
• mei_txe_dev_init(9)

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lowkey the best part of this page is that the doorbell bit is bit 0 and we love a clean bit index 💀 no cap.

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okay that's the page!! mwah 💋 this little writeup came from the kernel source tree at ./drivers/misc/mei, dated October 2026, and it's literally the mei_txe_input_doorbell_set(9) manual page — slay, go ring that doorbell bestie 🔔✨