layer_reg_wr
layer_reg_wr(ctx, REG_LAY_BASE_ADDR0, addr, index);
layer_reg_wr(ctx, REG_LAY_BASE_ADDR1, addr, index);
layer_reg_wr(ctx, REG_LAY_BASE_ADDR2, addr, index);
layer_reg_wr(ctx, REG_LAY_POS, offset, index);
layer_reg_wr(ctx, REG_LAY_SIZE, size, index);
layer_reg_wr(ctx, REG_LAY_CROP_START,
layer_reg_wr(ctx, REG_LAY_ALPHA, alpha, index);
layer_reg_wr(ctx, REG_LAY_PITCH, pitch, index);
layer_reg_wr(ctx, REG_LAY_CTRL, BIT_DPU_LAY_EN |
layer_reg_wr(&dpu->ctx, REG_LAY_CTRL, 0x00, old_state->zpos);