Perform some options given which will help you to solve your issue in some means .
1)So run this command:
Code:
cd ~/Desktop;sudo dpkg -i linux-headers-3.2.5-tunerc6v1_3.2.5-tunerc6v1_all.deb linux-headers-3.2.5-tunerc6v1-generic_3.2.5-tunerc6v1_amd64.deb linux-image-3.2.5-tunerc6v1-generic_3.2.5-tunerc6v1_amd64.deb
3) As root, you need to edit /etc/default/grub such that the line
GRUB_CMDLINE_LINUX_DEFAULT reads like this:
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash i915.i915_enable_rc6=1"
4) and again you will require to Run this command:
5) then have a Reboot of your system.
6) make a note of one thing that you never install any kernel updates through Update Manager. They will replace this patched kernel, which will tend to be not good in your case. And I advise uninstalling all other kernels through your package manager so that you are quite sure they don't try to update, along with manually verify when you run Update Manager that not anything which is starting with "linux-" is being installed.
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