Are i915 kernel options still required with 13.04?

Asked May 16 '13 at 12:12

Active May 16 '13 at 12:12

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My /etc/default/grub has these kernel options, which were required to improve battery life when I originally installed 12.04:

pcie_aspm=force i915.i915_enable_rc6=1 i915.i915_enable_fbc=1 i915.lvds_downclock=1

Are these still required now that I've upgraded to 13.04?

Hardware is a Dell XPS 17.

asked May 16 '13 at 12:12

Flup

Read the full answer http://askubuntu.com/questions/285434/jupiter-or-similar-power-saving-app-for-13-04/285681#285681 – Qasim May 16 '13 at 14:42
i915.i915_enable_rc6=1 this one is enabled by default – Qasim May 16 '13 at 14:43
i915.i915_enable_fbc=1 > i think its enabled by default but i m not sure – Qasim May 16 '13 at 14:44
these are not enabled pcie_aspm=force i915.lvds_downclock=1 drm.vblankoffdelay=1 i915.semaphores=1 – Qasim May 16 '13 at 14:46

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