ALIGN_ADDR
desc_base = ALIGN_ADDR(desc_base, sizeof(au1x_ddma_desc_t));
(u8 *)ALIGN_ADDR(priv->adapter->hw_regs_buf,
buf = (u8 *) ALIGN_ADDR(tmpbuf, BTSDIO_DMA_ALIGN);
helperbuf = (u8 *) ALIGN_ADDR(tmphlprbuf, BTSDIO_DMA_ALIGN);
fwbuf = (u8 *) ALIGN_ADDR(tmpfwbuf, BTSDIO_DMA_ALIGN);