Thanks for that - I had run the --initial command and thats whats stopped me mining completely before and ended up reinstalling Ubuntu again - having run that now I get...
[2013-03-15 04:31:51] CL Platform 0 vendor: Advanced Micro Devices, Inc.
[2013-03-15 04:31:51] CL Platform 0 name: AMD Accelerated Parallel Processing
[2013-03-15 04:31:51] CL Platform 0 version: OpenCL 1.2 AMD-APP (1084.4)
[2013-03-15 04:31:51] Error -1: Getting Device IDs (num)
[2013-03-15 04:31:51] clDevicesNum returned error, no GPUs usable
[2013-03-15 04:31:51] 0 GPU devices max detected
The graphics adapters are both showing up with aticonfig still though?
Adapter 0 - AMD Radeon HD 7900 Series
Core (MHz) Memory (MHz)
Current Clocks : 300 150
Current Peak : 925 1250
Configurable Peak Range : [300-1200] [150-1575]
GPU load : 0%
Adapter 1 - ATI Radeon HD 5700 Series
Core (MHz) Memory (MHz)
Current Clocks : 157 300
Current Peak : 850 1200
Configurable Peak Range : [600-960] [1200-1445]
GPU load : 0%