i9300: bring defconfig inline with n7100

Change-Id: I96dea2946dd23f6819b73e25f013b2cff0c2367d
smdk4412: Disable Samsung USB

Change-Id: I12d5e68c1cb005f06034f61bdef7d55bcb471189
n7100: add defconfig
Handle 'sk' being NULL in UID-based routing.

Bug: 15413527
Change-Id: If33bebb7b52c0ebfa8dac2452607bce0c2b0faa0
Signed-off-by: Sreeram Ramachandran <sreeram@google.com>
i9300/n7100: enable more tcp congestion controls, westwood as default

Change-Id: Ie3234fe36da0142dbff84de3a437bb28af422e26
usb gadget: use two luns on devices with two cards

  - ported from Codeworkx's smdk4210 patch (https://github.com/CyanogenMod/android_kernel_samsung_smdk4210/commit/7f87bd61861a7c6dfc74c6f113f4df655b8925ff)
  - allows to use both internal and external sd-card as mass-storage on devices with two cards

Change-Id: I3345097081bc1e306b8a63c0ae2b0edcccbff018
smdk4412: Provide available freq sysfs for exynos.

Needed for the frequency slider in Performance Settings to work properly.

Change-Id: If01258234d216a1ee37fb7b090c012b3d6cd09be