The series of patches add PPI support in linux kernel. The Physical Presence Interface enables the OS and the BIOS to cooperate to provide a simple and straightforward platform user experience for administering the TPM without sacrificing security. PATCH 1: drivers: Add PPI support in tpm driver PATCH 2: Documentation: sysfs for physical presence interface -- To unsubscribe from this list: send the line "unsubscribe linux-api" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html