mei_hcsr_set(9)

💅 mei_hcsr_set(9) — Kernel API Manual ✨

okay so bestie, meet mei_hcsr_set(9) — it lives in the Kernel API Manual and it's literally the little function that writes the H_CSR register to the mei device. 🎀

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🌸 NAME 🌸

mei_hcsr_set — writes the H_CSR register to the mei device, and ignores the H_IS bit for it is write-one-to-zero. no cap, that's just how it goes 💅

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✨ SYNOPSIS ✨

void mei_hcsr_set (struct mei_device *dev , u32 reg );

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🦋 ARGUMENTS 🦋

• dev — the device structure 🫶
• reg — the new register value ⭐

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👑 SEE ALSO 👑

bestie this list is long — it's giving directory of every sibling function, and honestly? iconic. the kernel file is ./drivers/misc/mei/hw-me.c, and here's everyone in the family reunion:

• mei_me_reg_read(9)
• mei_me_reg_write(9)
• mei_me_mecbrw_read(9)
• mei_me_hcbww_write(9)
• mei_me_mecsr_read(9)
• mei_hcsr_read(9)
• mei_hcsr_write(9)
• mei_hcsr_set_hig(9)
• mei_me_d0i3c_read(9)
• mei_me_d0i3c_write(9)
• mei_me_trc_status(9)
• mei_me_fw_status(9)
• mei_me_hw_config(9)
• mei_me_pg_state(9)
• me_intr_disable(9)
• me_intr_clear(9)
• mei_me_intr_clear(9)
• mei_me_intr_enable(9)
• mei_me_intr_disable(9) ← yes it's here twice, the original said so, we don't gatekeep 🙈
• mei_me_synchronize_irq(9)
• mei_me_hw_reset_release(9)
• mei_me_host_set_ready(9)
• mei_me_host_is_ready(9)
• mei_me_hw_is_ready(9)
• mei_me_hw_is_resetting(9)
• mei_gsc_pxp_check(9)
• mei_me_hw_ready_wait(9)
• mei_me_hw_start(9)
• mei_hbuf_filled_slots(9)
• mei_me_hbuf_is_empty(9)
• mei_me_hbuf_empty_slots(9)
• mei_me_hbuf_depth(9)
• mei_me_hbuf_write(9)
• mei_me_count_full_read_slots(9)
• mei_me_read_slots(9)
• mei_me_pg_set(9)
• mei_me_pg_unset(9)
• mei_me_pg_legacy_enter_sync(9)
• mei_me_pg_legacy_exit_sync(9)
• mei_me_pg_in_transition(9)
• mei_me_pg_is_enabled(9)
• mei_me_d0i3_set(9)
• mei_me_d0i3_unset(9)
• mei_me_d0i3_enter_sync(9)
• mei_me_d0i3_enter(9)
• mei_me_d0i3_exit_sync(9)
• mei_me_pg_legacy_intr(9)
• mei_me_d0i3_intr(9)
• mei_me_pg_intr(9)
• mei_me_pg_enter_sync(9)
• mei_me_pg_exit_sync(9)
• mei_me_hw_reset(9)
• mei_me_irq_quick_handler(9)
• mei_me_irq_thread_handler(9)
• mei_me_polling_thread(9)
• mei_me_fw_type_nm(9)
• mei_me_fw_type_sps_4(9)
• mei_me_fw_type_sps_ign(9)
• mei_me_dev_init(9)

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reminder bestie: H_IS is ignored on purpose here because it's write-one-to-zero. don't come for the function, it knows what it's doing 💅✨

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and that's the whole vibe! 🧚 this lil page comes from ./drivers/misc/mei and it's dated October 2026 — love that for us, she's from the future, main character energy fr fr 💖🌈💜