PadLock driver for AES algorithm

modulename: padlock-aes.ko

configname: CONFIG_CRYPTO_DEV_PADLOCK_AES

Linux Kernel Configuration
└─>Cryptographic options
└─>Hardware crypto devices
└─>PadLock driver for AES algorithm
In linux kernel since version 2.6.12  
Use VIA PadLock for AES algorithm.

Available in VIA C3 and newer CPUs.

If unsure say M. The compiled module will be
called padlock-aes.ko

source code: