Add burst_length option to client
Change uint32_t to color_pixel_rgb888_data_t
Descriptor always malloc with MALLOC_CAP_INTERNAL | MALLOC_CAP_8BIT
Add dscr-port mode block size configuration as a separate API in 2D-DMA driver
Do writeback only on an extended window, instead of entire picture
Remove the check for in_accepting_trans_state
Add color_pixel_xxxx_data_t structures to color_types.h
Fix PM lock protection (Tested, now works well)
* CPU_MAX, PM lock and semaphore order
* Remove ppa_driver PM lock
Modify concurrency (queue, trans recycle, semaphore, ...)
Add programming guide
Add test apps
Modified API operation configuration structure
Rename invoker to client
Support YUV420 color mode for SRM
Move PPA srm/blending engine reset ahead of any 2D-DMA channel configurations
Added doxygen
Refactored driver to malloc trans_elm memory when registering the client
Cleaned up driver
Added API check
One client now only responsible for one operation
