[dts] [PATCH V1] tests/TestSuite_mtu_update.py: modify dts to adapt ixgbe
Tu, Lijuan
lijuan.tu at intel.com
Fri Feb 19 09:20:10 CET 2021
> -----Original Message-----
> From: dts <dts-bounces at dpdk.org> On Behalf Of Xia Yan
> Sent: 2021年2月8日 18:16
> To: dts at dpdk.org
> Cc: Xia, YanX <yanx.xia at intel.com>
> Subject: [dts] [PATCH V1] tests/TestSuite_mtu_update.py: modify dts to adapt
> ixgbe
>
> modify jumbo frames and add command to adapt ixgbe
>
> Signed-off-by: Xia Yan <yanx.xia at intel.com>
> ---
> tests/TestSuite_mtu_update.py | 14 +++++++++-----
> 1 file changed, 9 insertions(+), 5 deletions(-)
>
> diff --git a/tests/TestSuite_mtu_update.py b/tests/TestSuite_mtu_update.py
> index 239272f2..5282754e 100644
> --- a/tests/TestSuite_mtu_update.py
> +++ b/tests/TestSuite_mtu_update.py
> @@ -108,8 +108,12 @@ class TestMtuUpdate(TestCase):
> # The packet total size include ethernet header, ip header, and payload.
> # ethernet header length is 18 bytes, ip standard header length is 20 bytes.
> # pktlen = pktsize - ETHER_HEADER_LEN
> - max_pktlen = pktsize + ETHER_HEADER_LEN + VLAN * 2
> - padding = max_pktlen - IP_HEADER_LEN - ETHER_HEADER_LEN
> + if self.kdriver == "ixgbe":
> + max_pktlen = pktsize + ETHER_HEADER_LEN + VLAN
> + padding = max_pktlen - IP_HEADER_LEN - ETHER_HEADER_LEN-VLAN
> + else:
> + max_pktlen = pktsize + ETHER_HEADER_LEN + VLAN * 2
> + padding = max_pktlen - IP_HEADER_LEN - ETHER_HEADER_LEN
> out = self.send_scapy_packet(port_id,
> f'Ether(dst=dutmac,
> src="52:00:00:00:00:00")/IP()/Raw(load="\x50"*{padding})')
> return out
> @@ -226,18 +230,18 @@ class TestMtuUpdate(TestCase):
> # Mellanox will need extra options to start testpmd
> self.pmdout.start_testpmd("Default", "--max-pkt-len=9500 --tx-
> offloads=0x8000 --enable-scatter -a")
> else:
> - self.pmdout.start_testpmd("Default")
> + self.pmdout.start_testpmd("Default",
> + "--tx-offload=0x00008000")
Why enable DEV_TX_OFFLOAD_MULTI_SEGS ?
>
> self.exec("port stop all")
> self.exec(f"port config mtu 0 {packet_size:d}")
> self.exec(f"port config mtu 1 {packet_size:d}")
> self.verify(int(self.pmdout.get_detail_from_port_info("MTU: ", "\d+", 0))
> == packet_size, "MTU did not update")
> self.verify(int(self.pmdout.get_detail_from_port_info("MTU: ", "\d+", 1))
> == packet_size, "MTU did not update")
> -
> + self.exec("port config 1 tx_offload multi_segs on")
> self.exec("port start all")
> self.exec("set fwd mac")
> self.exec("start")
> -
> + time.sleep(5)
> self.send_packet_of_size_to_tx_port(packet_size - 1, received=True)
> self.send_packet_of_size_to_tx_port(packet_size, received=True)
> self.send_packet_of_size_to_tx_port(packet_size + 1, received=False)
> --
> 2.17.1
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