Mesa still hasn't implemented OpenCL 2.x ... now they don't have to. Although applications like Folding@home don't really work with OpenCL as provided by Mesa,

Mesa still hasn't implemented OpenCL 2.x ... now they don't have to. Although applications like Folding@home don't really work with OpenCL as provided by Mesa, so it'll likely have to be updated to work with the 3.0 ~= 1.2 version.