ftpm_tee_tpm_op_send(9)

ftpm_tee_tpm_op_send(9) 💖

okay so this is the Kernel API Manual page for ftpm_tee_tpm_op_send(9), and it's giving send TPM commands through the TEE shared memory and retrieve the response energy. bestie, that's literally the whole plot ✨

NAME ✨

ftpm_tee_tpm_op_send — send TPM commands through the TEE shared memory and retrieve the response.

SYNOPSIS 🎀

int ftpm_tee_tpm_op_send (struct tpm_chip *chip , u8 *buf , size_t
       bufsiz , size_t cmd_len );

ARGUMENTS 💅

• chip — the tpm_chip description as specified in driver/char/tpm/tpm.h.
• buf — the buffer to send and to store the response. yes, it's doing both jobs, iconic.
• bufsiz — the size of the buffer.
• cmd_len — the number of bytes to send.

RETURN 🌸

In case of success, returns the number of bytes received. On failure, -errno. fr fr, that's the return vibe check.

SEE ALSO 🦋

• Kernel file ./drivers/char/tpm/tpm_ftpm_tee.c
• ftpm_tee_probe_generic(9)
• ftpm_tee_remove_generic(9)
• ftpm_plat_tee_shutdown(9)

— source/version: ./drivers/char/tpm · date: October 2026 · mwah, bestie 💖