svn commit: r308066 - head/sys/dev/cxgbe/common
Navdeep Parhar
np at FreeBSD.org
Fri Oct 28 23:01:12 UTC 2016
Author: np
Date: Fri Oct 28 23:01:11 2016
New Revision: 308066
URL: https://svnweb.freebsd.org/changeset/base/308066
Log:
cxgbe(4): Accurate statistics for all chip settings.
There are 4 independent knobs in T5+ chips to include or exclude PAUSE
frames from the "total frames" and "multicast frames" counters in either
direction. This change lets the driver deal with any combination of
these settings.
Modified:
head/sys/dev/cxgbe/common/t4_hw.c
Modified: head/sys/dev/cxgbe/common/t4_hw.c
==============================================================================
--- head/sys/dev/cxgbe/common/t4_hw.c Fri Oct 28 20:23:38 2016 (r308065)
+++ head/sys/dev/cxgbe/common/t4_hw.c Fri Oct 28 23:01:11 2016 (r308066)
@@ -5870,10 +5870,13 @@ void t4_get_port_stats(struct adapter *a
p->tx_ppp6 = GET_STAT(TX_PORT_PPP6);
p->tx_ppp7 = GET_STAT(TX_PORT_PPP7);
- if (stat_ctl & F_COUNTPAUSESTATTX) {
- p->tx_frames -= p->tx_pause;
- p->tx_octets -= p->tx_pause * 64;
- p->tx_mcast_frames -= p->tx_pause;
+ if (chip_id(adap) >= CHELSIO_T5) {
+ if (stat_ctl & F_COUNTPAUSESTATTX) {
+ p->tx_frames -= p->tx_pause;
+ p->tx_octets -= p->tx_pause * 64;
+ }
+ if (stat_ctl & F_COUNTPAUSEMCTX)
+ p->tx_mcast_frames -= p->tx_pause;
}
p->rx_pause = GET_STAT(RX_PORT_PAUSE);
@@ -5904,10 +5907,13 @@ void t4_get_port_stats(struct adapter *a
p->rx_ppp6 = GET_STAT(RX_PORT_PPP6);
p->rx_ppp7 = GET_STAT(RX_PORT_PPP7);
- if (stat_ctl & F_COUNTPAUSESTATRX) {
- p->rx_frames -= p->rx_pause;
- p->rx_octets -= p->rx_pause * 64;
- p->rx_mcast_frames -= p->rx_pause;
+ if (chip_id(adap) >= CHELSIO_T5) {
+ if (stat_ctl & F_COUNTPAUSESTATRX) {
+ p->rx_frames -= p->rx_pause;
+ p->rx_octets -= p->rx_pause * 64;
+ }
+ if (stat_ctl & F_COUNTPAUSEMCRX)
+ p->rx_mcast_frames -= p->rx_pause;
}
p->rx_ovflow0 = (bgmap & 1) ? GET_STAT_COM(RX_BG_0_MAC_DROP_FRAME) : 0;
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