Revert some commits, fixes SoD

Squashed commit of the following:

commit 9f83131f929cd93898e7e7cff7fbdf979afc38fe
Author: Chirayu Desai <cdesai@cyanogenmod.org>
Date:   Fri Mar 28 18:58:31 2014 +0530

    Revert "msm: lpm_levels: remove rpm handshake in l2_gdhs mode"

    This reverts commit a6ff01955314fa5ae1d981d72e455615bf9816e4.

commit b1826cd8caeca9b461b4079b6acd927f0feefac6
Author: Chirayu Desai <cdesai@cyanogenmod.org>
Date:   Fri Mar 28 18:58:23 2014 +0530

    Revert "msm: lpm_levels: return new idle level to cpuidle framework"

    This reverts commit 88f99042a87fe8018b93f01f6131ebc561e3433a.

commit 0c7a955ba8b5fb331afb4e387b6708484b5b2efc
Author: Chirayu Desai <cdesai@cyanogenmod.org>
Date:   Fri Mar 28 18:58:22 2014 +0530

    Revert "PM / devfreq: Fix out of bounds access of transition table array"

    This reverts commit e1b4fdb52f22029069cc9250390b72002d79ad01.

commit 023d0b0a0df1c41d15d724e46c40b4e4b971278e
Author: Chirayu Desai <cdesai@cyanogenmod.org>
Date:   Fri Mar 28 18:58:21 2014 +0530

    Revert "msm: pm: print active clocks before entering into pc"

    This reverts commit 88c4dd377bb8fa5c23692c4be7ce1f7b9a5435ba.

commit 0e3b411d52c6b61b48f8c4492e18c76269b35d6f
Author: Chirayu Desai <cdesai@cyanogenmod.org>
Date:   Fri Mar 28 18:58:21 2014 +0530

    Revert "msm: pm: bug in pc debug counters logic"

    This reverts commit a8b23dc6b17f4fe19edefa21a8bb0d5746a7bae4.

commit ab0c013b170fee72a4b9033cbabbcf0cc5799468
Author: Chirayu Desai <cdesai@cyanogenmod.org>
Date:   Fri Mar 28 18:58:20 2014 +0530

    Revert "msm: mdss: synchronize wfd driver iommu mmap/munmap with mdss"

    This reverts commit b85103d728716b79c8fa5711018d5256edbccdc1.

commit f78117619f6d52dd66809ac26d6847bb975dde02
Author: Chirayu Desai <cdesai@cyanogenmod.org>
Date:   Fri Mar 28 18:58:19 2014 +0530

    Revert "msm: mdss: add bus bandwidth request enable/disable during get/free buffer"

    This reverts commit b8e1e712c7b7655fc488bd8060f3c89e93be3a0a.

commit c23616d4c05b535126edd60e4bf14a1ee9ba12d7
Author: Chirayu Desai <cdesai@cyanogenmod.org>
Date:   Fri Mar 28 18:58:18 2014 +0530

    Revert "msm: mdss: Decimation and BWC cannot be enabled together"

    This reverts commit 23ad317ca9b83b3d5e62c3090eb4481d4aa2506c.

commit a8e62143d4e613f704dffc4549450a4c9bb20c92
Author: Chirayu Desai <cdesai@cyanogenmod.org>
Date:   Fri Mar 28 18:58:17 2014 +0530

    Revert "msm: mdss: optimize MDP pipes cleanup"

    This reverts commit 4b9548f91c75dd0067c40d73dbef213457bfec11.

commit 6f8a2f4432e80805915b06362481f8f04df74c33
Author: Chirayu Desai <cdesai@cyanogenmod.org>
Date:   Fri Mar 28 18:58:12 2014 +0530

    Revert "ARM: dts: msm: lower LDO 11 minimum voltage constraint for msm8974"

    This reverts commit 46c89de8d6c6654f8aec3badca8b1fd7acfd0ffa.

Change-Id: Ica57d71c9fb858bafb47cb4894aa3e3f813a4ebc