IMGU_OSYS_BLOCK_HEIGHT
(IMGU_OSYS_BLOCK_HEIGHT * IMGU_VMEM1_Y_STRIDE)
(DIV_ROUND_UP(IMGU_OSYS_BLOCK_HEIGHT, IMGU_VMEM2_ELEMS_PER_VEC))
block_height = IMGU_OSYS_BLOCK_HEIGHT;
reso.chunk_height = IMGU_OSYS_BLOCK_HEIGHT;
reso.block_height = IMGU_OSYS_BLOCK_HEIGHT;
reso.chunk_height = IMGU_OSYS_BLOCK_HEIGHT / 2;
reso.block_height = IMGU_OSYS_BLOCK_HEIGHT;