BA_BYTE_LEN
step = (cur->start - pre->start) / step * BA_BYTE_LEN;
offset = (hem->start - r->offset) / step * BA_BYTE_LEN;
cpu_base = root_hem->addr + total * BA_BYTE_LEN;
phy_base = root_hem->dma_addr + total * BA_BYTE_LEN;
unit = (1 << bt_pg_shift) / BA_BYTE_LEN;
cpu_base = hem->addr + nr * BA_BYTE_LEN;
chunk_ba_num = mhop->bt_chunk_size / BA_BYTE_LEN;
chunk_ba_num = mhop->bt_chunk_size / BA_BYTE_LEN;
chunk_ba_num = mhop->bt_chunk_size / BA_BYTE_LEN;
hem_idx = i * (mhop.bt_chunk_size / BA_BYTE_LEN) + j;
bt_chunk_num = bt_chunk_size / BA_BYTE_LEN;
hem->addr = dma_alloc_coherent(hr_dev->dev, count * BA_BYTE_LEN,
dma_free_coherent(hr_dev->dev, hem->count * BA_BYTE_LEN,
obj_per_chunk = ctx_bt_num * (bt_chunk_size / BA_BYTE_LEN) *
(bt_chunk_size / BA_BYTE_LEN) *
(bt_chunk_size / BA_BYTE_LEN) *
obj_per_chunk = ctx_bt_num * (bt_chunk_size / BA_BYTE_LEN) *
(bt_chunk_size / BA_BYTE_LEN) *
obj_per_chunk = ctx_bt_num * (bt_chunk_size / BA_BYTE_LEN) *
unit *= ba_pg_sz / BA_BYTE_LEN;
ba_per_bt = BIT(pg_shift) / BA_BYTE_LEN;