ghost: Don't optimize for size

Size is good, but we have plenty. Go for optimization.

Signed-off-by: Zhao Wei Liew <zhaoweiliew@gmail.com>
msm: kgsl: Introduce simple GPU governor

Not to be confused with faux123's simple GPU algorithm.
This governor is the port of the updated conservative governor.

It is based on the trustzone policy and the simple GPU algorithm.

Signed-off-by: Zhao Wei Liew <zhaoweiliew@gmail.com>
ghost: Use simple GPU governor

Signed-off-by: Zhao Wei Liew <zhaoweiliew@gmail.com>
Makefile: Optimize with -Ofast and some others

Signed-off-by: Zhao Wei Liew <zhaoweiliew@gmail.com>
Revert "Makefile: Optimize with -Ofast and some others"

This reverts commit 8cf22b813da076c8454d79bc21f580d6a879d789.