cros_ec_read_features(9)

💅 cros_ec_read_features — the Kernel API Manual tea ☕

okay so bestie, you're looking at cros_ec_read_features(9) — that's the manual page name and the whole entire vibe of this doc. she lives in the Kernel API Manual and she's about one (1) job: reading them EC features. no cap. 🦋

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✨ NAME ✨

cros_ec_read_features — literally just Read EC features. that's it. that's the whole name section. iconic behavior honestly 🎀

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🌸 SYNOPSIS 🌸

int cros_ec_read_features (struct cros_ec_dev *ec );

so she takes one friend and she returns an int. simple queen energy 👑

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💖 ARGUMENTS 💖

• ec — the EC device. that's your bestie right there, the struct cros_ec_dev * you're handing over. she needs it, don't ghost her 🫶

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🔥 RETURN 🔥

• >= 0 — slay!! success!! we ate 💅
• negative error number — not slay 😭 something went wrong, and the number tells you what. read it, don't ignore it, that's the whole point of her.

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🦋 SEE ALSO 🦋

okay this is the group chat and everyone's invited, no one gets left on read:

• the kernel file ./drivers/platform/chrome/cros_ec_proto.c — the source, the origin story, the mothership ⭐
• cros_ec_prepare_tx(9)
• cros_ec_check_result(9)
• cros_ec_get_host_event_wake_mask(9)
• cros_ec_get_host_command_version_mask(9)
• cros_ec_query_all(9)
• cros_ec_cmd_xfer(9)
• cros_ec_cmd_xfer_status(9)
• cros_ec_get_next_event(9)
• cros_ec_get_host_event(9)
• cros_ec_check_features(9)
• cros_ec_get_sensor_count(9)
• cros_ec_cmd(9)
• cros_ec_cmd_readmem(9)
• cros_ec_get_cmd_versions(9)
• cros_ec_device_registered(9)

like, go read them. all of them. iykyk 🌈

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ngl bestie this whole page is short but she's got range — one device pointer in, one status out, and a whole ecosystem of EC functions waiting for you in the SEE ALSO. go be the main character of your own driver 🧚

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and that's the whole page, periodt 💀✨

courtesy of the fine folks living in ./drivers/platform/chrome, stamped October 2026, and officially filed under cros_ec_read_features(9). mwah 💋 🍓