500 #define USB_DRD_CALC_BLK32(pdwReg, wCount, wNBlocks) \  argument
503     (wNBlocks) =((uint32_t)(wCount) >> 5U); \
504     if (((uint32_t)(wCount) % 32U) == 0U)  \
512 #define USB_DRD_CALC_BLK2(pdwReg, wCount, wNBlocks) \  argument
515     (wNBlocks) = (uint32_t)((uint32_t)(wCount) >> 1U); \
516     if (((wCount) & 0x1U) != 0U) \
523 #define USB_DRD_SET_CHEP_CNT_RX_REG(pdwReg, wCount) \  argument
529     if ((wCount) == 0U) \
533     else if ((wCount) <= 62U) \
535       USB_DRD_CALC_BLK2((pdwReg), (wCount), wNBlocks); \
539       USB_DRD_CALC_BLK32((pdwReg), (wCount), wNBlocks); \
551 #define USB_DRD_SET_CHEP_TX_CNT(USBx,bEpChNum, wCount) \  argument
557     (USB_DRD_PMA_BUFF + (bEpChNum))->TXBD |= (uint32_t)((uint32_t)(wCount) << 16U); \
560 #define USB_DRD_SET_CHEP_RX_DBUF0_CNT(USBx, bEpChNum, wCount) \  argument
561   USB_DRD_SET_CHEP_CNT_RX_REG(((USB_DRD_PMA_BUFF + (bEpChNum))->TXBD), (wCount))
563 #define USB_DRD_SET_CHEP_RX_CNT(USBx, bEpChNum, wCount) \  argument
564   USB_DRD_SET_CHEP_CNT_RX_REG(((USB_DRD_PMA_BUFF + (bEpChNum))->RXBD), (wCount))
618 #define USB_DRD_SET_CHEP_DBUF0_CNT(USBx, bEpChNum, bDir, wCount) \  argument
623       USB_DRD_SET_CHEP_RX_DBUF0_CNT((USBx), (bEpChNum), (wCount)); \
630         USB_DRD_SET_CHEP_TX_CNT((USBx), (bEpChNum), (wCount)); \
635 #define USB_DRD_SET_CHEP_DBUF1_CNT(USBx, bEpChNum, bDir, wCount) \  argument
640       USB_DRD_SET_CHEP_RX_CNT((USBx), (bEpChNum), (wCount)); \
648         (USB_DRD_PMA_BUFF + (bEpChNum))->RXBD |= (uint32_t)((uint32_t)(wCount) << 16U); \
653 #define USB_DRD_SET_CHEP_DBUF_CNT(USBx, bEpChNum, bDir, wCount) \  argument
655     USB_DRD_SET_CHEP_DBUF0_CNT((USBx), (bEpChNum), (bDir), (wCount)); \
656     USB_DRD_SET_CHEP_DBUF1_CNT((USBx), (bEpChNum), (bDir), (wCount)); \