cs_dsp_mock...te_to_regmap(9)

💅 cs_dsp_mock_xm_header_write_to_regmap(9) 💅

okay so bestie, welcome to the Kernel API Manual — yes it's giving kernel-nerd, yes I'm obsessed, and yes I'm gonna walk you through this one function like we're texting at 2am 🫶

---

✨ NAME ✨

cs_dsp_mock_xm_header_write_to_regmap — literally just writes the XM header to the regmap. that's the whole vibe. no cap. 💖

---

🌸 SYNOPSIS 🌸

int cs_dsp_mock_xm_header_write_to_regmap (struct cs_dsp_mock_xm_header
*header );

(yeah the line wrap is doing its own thing, don't come for her 💀)

---

🎀 ARGUMENTS 🎀

• header — a pointer to struct cs_dsp_mock_xm_header. that's it. that's the one (1) argument. she's lowkey low-maintenance 💅

---

🦋 DESCRIPTION 🦋

so here's the tea: the data sitting inside header gets written out to the XM addresses in the regmap. that's the entire plot. main character energy, zero subplot 🌈✨

---

⭐ RETURN ⭐

• 0 on success — slay, we ate 👑
• else a negative error code — and if you see that, it's giving 💀, not the cute kind

---

🔥 SEE ALSO 🔥

siblings!! found family!! go give them a read, fr fr:

• Kernel file ./drivers/firmware/cirrus/test/cs_dsp_mock_mem_maps.c
• cs_dsp_mock_size_of_region(9)
• cs_dsp_mock_base_addr_for_mem(9)
• cs_dsp_mock_reg_addr_inc_per_unpacked_word(9)
• cs_dsp_mock_reg_block_length_bytes(9)
• cs_dsp_mock_reg_block_length_registers(9)
• cs_dsp_mock_reg_block_length_dsp_words(9)
• cs_dsp_mock_has_zm(9)
• cs_dsp_mock_packed_to_unpacked_mem_type(9)
• cs_dsp_mock_num_dsp_words_to_num_packed_regs(9)
• cs_dsp_mock_xm_header_get_alg_base_in_words(9)
• cs_dsp_mock_xm_header_get_fw_version(9)
• cs_dsp_mock_xm_header_drop_from_regmap_cache(9)
• cs_dsp_create_mock_xm_header(9)

---

lowkey reminder bestie: this page lives in ./drivers/firmware/cirrus/test and it's dated October 2026, in case anyone asks where you got your info 💜

k bye, go write that header to the regmap, ily 🧚💖🎀