hw/irdma/puda.c

1194  * @txbuf: tx buffer for sending back
1200 				    struct irdma_puda_buf *txbuf,
1204 	void *mem2 = (u8 *)txbuf->mem.va + txbuf_offset;
1212  * @txbuf: buffer to prepare
1215 				   struct irdma_puda_buf *txbuf)
1217 	txbuf->tcphlen = buf->tcphlen;
1218 	txbuf->ipv4 = buf->ipv4;
1221 		txbuf->hdrlen = txbuf->tcphlen;
1222 		irdma_ieq_copy_to_txbuf(buf, txbuf, IRDMA_TCP_OFFSET, 0,
1223 					txbuf->hdrlen);
1225 		txbuf->maclen = buf->maclen;
1226 		txbuf->hdrlen = buf->hdrlen;
1227 		irdma_ieq_copy_to_txbuf(buf, txbuf, 0, 0, buf->hdrlen);
1251  * irdma_ieq_compl_pfpdu - write txbuf with full fpdu
1255  * @txbuf: tx buffer for fpdu
1261 				  struct irdma_puda_buf *txbuf, u16 fpdu_len)
1272 	irdma_ieq_setup_tx_buf(buf, txbuf);
1274 		txoffset = txbuf->hdrlen;
1275 		txbuf->totallen = txbuf->hdrlen + fpdu_len;
1276 		txbuf->data = (u8 *)txbuf->mem.va + txoffset;
1279 		txbuf->totallen = buf->hdrlen + fpdu_len;
1280 		txbuf->data = (u8 *)txbuf->mem.va + buf->hdrlen;
1287 			irdma_ieq_copy_to_txbuf(buf, txbuf, bufoffset, txoffset,
1295 		irdma_ieq_copy_to_txbuf(buf, txbuf, bufoffset, txoffset,
1374 	struct irdma_puda_buf *txbuf = NULL;
1386 	txbuf = irdma_puda_get_bufpool(ieq);
1387 	if (!txbuf) {
1393 	irdma_ieq_compl_pfpdu(ieq, rxlist, &pbufl, txbuf, fpdu_len);
1394 	irdma_ieq_update_tcpip_info(txbuf, fpdu_len, seqnum);
1396 	crcptr = txbuf->data + fpdu_len - 4;
1399 		status = irdma_ieq_check_mpacrc(ieq->hash_desc, txbuf->data,
1408 			     txbuf->mem.va, txbuf->totallen, false);
1410 		txbuf->ah_id = pfpdu->ah->ah_info.ah_idx;
1411 	txbuf->do_lpb = true;
1412 	irdma_puda_send_buf(ieq, txbuf);
1421 	if (txbuf)
1422 		irdma_puda_ret_bufpool(ieq, txbuf);
1447 	struct irdma_puda_buf *txbuf;
1484 		/* copy full pdu's in the txbuf and send them out */
1485 		txbuf = irdma_puda_get_bufpool(ieq);
1486 		if (!txbuf) {
1491 		/* modify txbuf's buffer header */
1492 		irdma_ieq_setup_tx_buf(buf, txbuf);
1495 			irdma_ieq_copy_to_txbuf(buf, txbuf, ioffset,
1496 						txbuf->hdrlen, len);
1497 			txbuf->totallen = txbuf->hdrlen + len;
1498 			txbuf->ah_id = pfpdu->ah->ah_info.ah_idx;
1500 			irdma_ieq_copy_to_txbuf(buf, txbuf, ioffset,
1502 			txbuf->totallen = buf->hdrlen + len;
1504 		irdma_ieq_update_tcpip_info(txbuf, len, buf->seqnum);
1506 				     16, 8, txbuf->mem.va, txbuf->totallen,
1508 		txbuf->do_lpb = true;
1509 		irdma_puda_send_buf(ieq, txbuf);