/* use scratch buffer only when rx or tx data is unspecified */
if (xfer->rx_buf)
- *rx_dma = xfer->rx_dma + xfer->len - len;
+ *rx_dma = xfer->rx_dma + xfer->len - *plen;
else {
*rx_dma = as->buffer_dma;
if (len > BUFFER_SIZE)
len = BUFFER_SIZE;
}
if (xfer->tx_buf)
- *tx_dma = xfer->tx_dma + xfer->len - len;
+ *tx_dma = xfer->tx_dma + xfer->len - *plen;
else {
*tx_dma = as->buffer_dma;
if (len > BUFFER_SIZE)
spin_lock_init(&as->lock);
INIT_LIST_HEAD(&as->queue);
as->pdev = pdev;
- as->regs = ioremap(regs->start, (regs->end - regs->start) + 1);
+ as->regs = ioremap(regs->start, resource_size(regs));
if (!as->regs)
goto out_free_buffer;
as->irq = irq;