Yes, get the latest kernel, but also kernel-source. This is installed when you select Kernel Development at install or with the System Settings > Add/Remove Applications tool. Update that to the latest version.
Now extract the source archive, hpt3xx-opensource-v1.35.tgz, somewhere. File Roller on the Accessories menu works well. Then execute this in a terminal, in the directory you extracted it to:
It should compile. Now to install, run each of these as root:
This is from the readme.txt file.