On Fri, May 25, 2012 at 2:20 PM, Akemi Yagi <[log in to unmask]> wrote:
> On Thu, May 24, 2012 at 8:08 PM, zxq9 <[log in to unmask]> wrote:
>> On 05/25/2012 11:56 AM, Phong X Nguyen wrote:
>
>>> Can you use DKMS to automate driver building on kernel update?
>>
>> I haven't messed with it myself, but it certainly should work fine if you
>> just want to keep the same version of Catalyst around.
>>
>> Since the AMD driver release updates nearly as often as the Kernel itself,
>> I've been building new fglrx rpms with the latest driver against each new
>> kernel as they come out and keeping them in our repo. Some of the driver
>> updates bring significant performance imrovements that actually matter to
>> us, so we try not to miss any.
>
> Very true. Both the ATI driver and the kernel get updated fairly
> frequently (about once a month).
>
>> I haven't found a way to completely automate away keeping track of the new
>> AMD releases yet, though, so keeping fglrx rpms up to date is a lot like
>> packaging a high-frequency project for a distro (as in, treating AMD
>> Catalyst essentially the same way you would an upstream project).
>>
>> Anyway, DKMS is simple enough to set up that feeding it new Catalyst
>> releases as they come out shouldn't be too difficult. (Well, from my
>> understanding anyway. Again, I haven't done this myself yet, though I might
>> give it a shot if I can get some time to play with it -- though even if any
>> part of it is difficult the situation should be routine enough that wrapping
>> any needed re-configuration process in a script should be trivial.)
>
> The kernel module HowTo article has a section for DKMS :
>
> http://wiki.centos.org/HowTos/BuildingKernelModules
>
> I have not tried it myself since I originally wrote it (because kmods
> became my primary method of module building) but I believe it still
> works.
>
> Akemi

Thanks to all. Kindly check the following - there AMD admits there
shortcomings with linux support of APU.
" http://www.theinquirer.net/inquirer/news/2180336/amd-admits-improving-linux-opencl-support
"