mali: Add control interfaces

Brand new interfaces for new scaling logic.

Conflicts:

	drivers/media/video/samsung/mali/platform/pegasus-m400/mali_platform_dvfs.c
mali: add current_freq and time_in_state to interfaces

Also fix the flipped input when reading in table freq and voltages.

Conflicts:

	drivers/media/video/samsung/mali/platform/pegasus-m400/mali_platform_dvfs.c
mali: Add control for utilization timeout

Conflicts:

	drivers/media/video/samsung/mali/common/mali_kernel_utilization.c
	drivers/media/video/samsung/mali/platform/pegasus-m400/mali_platform_dvfs.c